Bump to 3.0

#355 Add `touch` rule

.travis.yml

@@ -1,4 +1,5 @@
 language: python
+sudo: false
 python:
   - "3.4"
   - "3.3"
@@ -12,8 +13,8 @@ addons:
       - zsh
       - fish
       - tcsh
-env:
-  - FUNCTIONAL=true BARE=true
+      - pandoc
+      - git
 install:
   - pip install coveralls
   - pip install -r requirements.txt
@@ -21,5 +22,5 @@ install:
   - rm -rf build
 script:
   - export COVERAGE_PYTHON_VERSION=python-${TRAVIS_PYTHON_VERSION:0:1}
-  - coverage run --source=thefuck,tests -m py.test -v --capture=sys
+  - coverage run --source=thefuck,tests -m py.test -v --capture=sys --run-without-docker --enable-functional
 after_success: coveralls

README.md

@@ -1,10 +1,10 @@
-# The Fuck [![Build Status](https://travis-ci.org/nvbn/thefuck.svg)](https://travis-ci.org/nvbn/thefuck) 
+# The Fuck [![Build Status](https://travis-ci.org/nvbn/thefuck.svg?branch=master)](https://travis-ci.org/nvbn/thefuck) 
 
 Magnificent app which corrects your previous console command,
 inspired by a [@liamosaur](https://twitter.com/liamosaur/)
 [tweet](https://twitter.com/liamosaur/status/506975850596536320).
 
-![gif with examples](https://raw.githubusercontent.com/nvbn/thefuck/master/example.gif)
+[![gif with examples](https://raw.githubusercontent.com/nvbn/thefuck/master/example.gif)](https://raw.githubusercontent.com/nvbn/thefuck/master/example.gif)
 
 Few more examples:
 
@@ -14,7 +14,7 @@ E: Could not open lock file /var/lib/dpkg/lock - open (13: Permission denied)
 E: Unable to lock the administration directory (/var/lib/dpkg/), are you root?
 
 ➜ fuck
-sudo apt-get install vim [enter/ctrl+c]
+sudo apt-get install vim [enter/↑/↓/ctrl+c]
 [sudo] password for nvbn:
 Reading package lists... Done
 ...
@@ -29,7 +29,7 @@ To push the current branch and set the remote as upstream, use
 
 
 ➜ fuck
-git push --set-upstream origin master [enter/ctrl+c]
+git push --set-upstream origin master [enter/↑/↓/ctrl+c]
 Counting objects: 9, done.
 ...
 ```
@@ -42,7 +42,7 @@ No command 'puthon' found, did you mean:
 zsh: command not found: puthon
 
 ➜ fuck
-python [enter/ctrl+c]
+python [enter/↑/↓/ctrl+c]
 Python 3.4.2 (default, Oct  8 2014, 13:08:17)
 ...
 ```
@@ -55,7 +55,7 @@ Did you mean this?
 	branch
 
 ➜ fuck
-git branch [enter/ctrl+c]
+git branch [enter/↑/↓/ctrl+c]
 * master
 ```
 
@@ -67,7 +67,7 @@ Did you mean this?
          repl
 
 ➜ fuck
-lein repl [enter/ctrl+c]
+lein repl [enter/↑/↓/ctrl+c]
 nREPL server started on port 54848 on host 127.0.0.1 - nrepl://127.0.0.1:54848
 REPL-y 0.3.1
 ...
@@ -94,7 +94,15 @@ Reading package lists... Done
 - pip
 - python-dev
 
-## Installation
+## Installation [*experimental*]
+
+On Ubuntu and OS X you can install `The Fuck` with installation script:
+ 
+```bash
+wget -O - https://raw.githubusercontent.com/nvbn/thefuck/master/install.sh | sh - && $0
+```
+
+## Manual installation
 
 Install `The Fuck` with `pip`:
 
@@ -107,9 +115,9 @@ sudo pip install thefuck
 You should place this command in your `.bash_profile`, `.bashrc`, `.zshrc` or other startup script:
 
 ```bash
-eval "$(thefuck-alias)"
+eval "$(thefuck --alias)"
 # You can use whatever you want as an alias, like for Mondays:
-eval "$(thefuck-alias FUCK)"
+eval "$(thefuck --alias FUCK)"
 ```
 
 [Or in your shell config (Bash, Zsh, Fish, Powershell, tcsh).](https://github.com/nvbn/thefuck/wiki/Shell-aliases)
@@ -139,11 +147,14 @@ using the matched rule and runs it. Rules enabled by default are as follows:
 * `composer_not_command` – fixes composer command name;
 * `cp_omitting_directory` – adds `-a` when you `cp` directory;
 * `cpp11` – adds missing `-std=c++11` to `g++` or `clang++`;
+* `dirty_untar` – fixes `tar x` command that untarred in the current directory;
+* `dirty_unzip` – fixes `unzip` command that unzipped in the current directory;
 * `django_south_ghost` – adds `--delete-ghost-migrations` to failed because ghosts django south migration;
 * `django_south_merge` – adds `--merge` to inconsistent django south migration;
 * `docker_not_command` – fixes wrong docker commands like `docker tags`;
 * `dry` – fixes repetitions like `git git push`;
 * `fix_alt_space` – replaces Alt+Space with Space character;
+* `fix_file` – opens a file with an error in your `$EDITOR`;
 * `git_add` – fixes *"Did you forget to 'git add'?"*;
 * `git_branch_delete` – changes `git branch -d` to `git branch -D`;
 * `git_branch_list` – catches `git branch list` in place of `git branch` and removes created branch;
@@ -158,9 +169,9 @@ using the matched rule and runs it. Rules enabled by default are as follows:
 * `git_stash` – stashes you local modifications before rebasing or switching branch;
 * `go_run` – appends `.go` extension when compiling/running Go programs
 * `grep_recursive` – adds `-r` when you trying to `grep` directory;
-* `gulp_not_task` – fixes misspelled gulp tasks;
+* `gulp_not_task` – fixes misspelled `gulp` tasks;
 * `has_exists_script` – prepends `./` when script/binary exists;
-* `heroku_no_command` – fixes wrong `heroku` commands like `heroku log`;
+* `heroku_not_command` – fixes wrong `heroku` commands like `heroku log`;
 * `history` – tries to replace command with most similar command from history;
 * `java` – removes `.java` extension when running Java programs;
 * `javac` – appends missing `.java` when compiling Java files;
@@ -170,31 +181,40 @@ using the matched rule and runs it. Rules enabled by default are as follows:
 * `man_no_space` – fixes man commands without spaces, for example `mandiff`;
 * `mercurial` – fixes wrong `hg` commands;
 * `mkdir_p` – adds `-p` when you trying to create directory without parent;
+* `mvn_no_command` – adds `clean package` to `mvn`;
+* `mvn_unknown_lifecycle_phase` – fixes misspelled lifecycle phases with `mvn`;
 * `no_command` – fixes wrong console commands, for example `vom/vim`;
 * `no_such_file` – creates missing directories with `mv` and `cp` commands;
 * `open` – prepends `http` to address passed to `open`;
 * `pip_unknown_command` – fixes wrong `pip` commands, for example `pip instatl/pip install`;
 * `python_command` – prepends `python` when you trying to run not executable/without `./` python script;
 * `python_execute` – appends missing `.py` when executing Python files;
-* `quotation_marks` – fixes uneven usage of `'` and `"` when containing args'
+* `quotation_marks` – fixes uneven usage of `'` and `"` when containing args';
 * `rm_dir` – adds `-rf` when you trying to remove directory;
 * `sed_unterminated_s` – adds missing '/' to `sed`'s `s` commands;
 * `sl_ls` – changes `sl` to `ls`;
 * `ssh_known_hosts` – removes host from `known_hosts` on warning;
 * `sudo` – prepends `sudo` to previous command if it failed because of permissions;
-* `switch_layout` – switches command from your local layout to en;
+* `switch_lang` – switches command from your local layout to en;
 * `systemctl` – correctly orders parameters of confusing `systemctl`;
 * `test.py` – runs `py.test` instead of `test.py`;
+* `touch` – creates missing directories before "touching";
+* `tsuru_login` – runs `tsuru login` if not authenticated or session expired;
+* `tsuru_not_command` – fixes wrong `tsuru` commands like `tsuru shell`;
 * `tmux` – fixes `tmux` commands;
+* `unknown_command` – fixes hadoop hdfs-style "unknown command", for example adds missing '-' to the command on `hdfs dfs ls`;
+* `vagrant_up` – starts up the vagrant instance;
 * `whois` – fixes `whois` command.
 
 Enabled by default only on specific platforms:
 
-* `apt_get` – installs app from apt if it not installed;
+* `apt_get` – installs app from apt if it not installed (requires `python-commandnotfound` / `python3-commandnotfound`);
+* `apt_get_search` – changes trying to search using `apt-get` with searching using `apt-cache`;
 * `brew_install` – fixes formula name for `brew install`;
 * `brew_unknown_command` – fixes wrong brew commands, for example `brew docto/brew doctor`;
 * `brew_upgrade` – appends `--all` to `brew upgrade` as per Homebrew's new behaviour;
-* `pacman` – installs app with `pacman` or `yaourt` if it is not installed.
+* `pacman` – installs app with `pacman` if it is not installed (uses `yaourt` if available);
+* `pacman_not_found` – fixes package name with `pacman` or `yaourt`.
 
 Bundled, but not enabled by default:
 
@@ -205,47 +225,56 @@ Bundled, but not enabled by default:
 
 For adding your own rule you should create `your-rule-name.py`
 in `~/.thefuck/rules`. The rule should contain two functions:
+
 ```python
-match(command: Command, settings: Settings) -> bool
-get_new_command(command: Command, settings: Settings) -> str
+match(command: Command) -> bool
+get_new_command(command: Command) -> str | list[str]
 ```
 
 Also the rule can contain an optional function
-`side_effect(command: Command, settings: Settings) -> None` and an
-optional boolean `enabled_by_default`.
+
+```python
+side_effect(old_command: Command, fixed_command: str) -> None
+```
+and optional `enabled_by_default`, `requires_output` and `priority` variables.
 
 `Command` has three attributes: `script`, `stdout` and `stderr`.
 
-`Settings` is a special object filled with `~/.thefuck/settings.py` and values from env ([see more below](#settings)).
+*Rules api changed in 3.0:* For accessing settings in rule you need to import it with `from thefuck.conf import settings`.
+`settings` is a special object filled with `~/.thefuck/settings.py` and values from env ([see more below](#settings)).
 
 Simple example of the rule for running script with `sudo`:
 
 ```python
-def match(command, settings):
+def match(command):
     return ('permission denied' in command.stderr.lower()
             or 'EACCES' in command.stderr)
 
 
-def get_new_command(command, settings):
+def get_new_command(command):
     return 'sudo {}'.format(command.script)
 
 # Optional:
 enabled_by_default = True
 
-def side_effect(command, settings):
+def side_effect(command, fixed_command):
     subprocess.call('chmod 777 .', shell=True)
 
 priority = 1000  # Lower first, default is 1000
+
+requires_output = True
 ```
 
 [More examples of rules](https://github.com/nvbn/thefuck/tree/master/thefuck/rules),
-[utility functions for rules](https://github.com/nvbn/thefuck/tree/master/thefuck/utils.py).
+[utility functions for rules](https://github.com/nvbn/thefuck/tree/master/thefuck/utils.py),
+[app/os-specific helpers](https://github.com/nvbn/thefuck/tree/master/thefuck/specific/).
 
 ## Settings
 
 The Fuck has a few settings parameters which can be changed in `~/.thefuck/settings.py`:
 
 * `rules` – list of enabled rules, by default `thefuck.conf.DEFAULT_RULES`;
+* `exclude_rules` – list of disabled rules, by default `[]`;
 * `require_confirmation` – requires confirmation before running new command, by default `True`;
 * `wait_command` – max amount of time in seconds for getting previous command output;
 * `no_colors` – disable colored output;
@@ -256,6 +285,7 @@ Example of `settings.py`:
 
 ```python
 rules = ['sudo', 'no_command']
+exclude_rules = ['git_push']
 require_confirmation = True
 wait_command = 10
 no_colors = False
@@ -266,6 +296,7 @@ debug = False
 Or via environment variables:
 
 * `THEFUCK_RULES` – list of enabled rules, like `DEFAULT_RULES:rm_root` or `sudo:no_command`;
+* `THEFUCK_EXCLUDE_RULES` – list of disabled rules, like `git_pull:git_push`; 
 * `THEFUCK_REQUIRE_CONFIRMATION` – require confirmation before running new command, `true/false`;
 * `THEFUCK_WAIT_COMMAND` – max amount of time in seconds for getting previous command output;
 * `THEFUCK_NO_COLORS` – disable colored output, `true/false`;
@@ -277,6 +308,7 @@ For example:
 
 ```bash
 export THEFUCK_RULES='sudo:no_command'
+export THEFUCK_EXCLUDE_RULES='git_pull:git_push'
 export THEFUCK_REQUIRE_CONFIRMATION='true'
 export THEFUCK_WAIT_COMMAND=10
 export THEFUCK_NO_COLORS='false'
@@ -301,7 +333,14 @@ py.test
 Run unit and functional tests (requires docker):
 
 ```bash
-FUNCTIONAL=true py.test
+py.test --enable-functional
+```
+
+For sending package to pypi:
+
+```bash
+sudo apt-get install pandoc
+./release.py
 ```
 
 ## License MIT

install.sh

@@ -0,0 +1,57 @@
+#!/bin/sh
+
+should_add_alias () {
+    [ -f $1 ] && ! grep -q thefuck $1
+}
+
+installed () {
+    hash $1 2>/dev/null
+}
+
+# Install os dependencies:
+if installed apt-get; then
+    # Debian/ubuntu:
+    sudo apt-get update -yy
+    sudo apt-get install -yy python-pip python-dev command-not-found
+
+    if [[ -n $(apt-cache search python-commandnotfound) ]]; then
+        # In case of different python versions:
+        sudo apt-get install -yy python-commandnotfound
+    fi
+else
+    if installed brew; then
+        # OS X:
+        brew update
+        brew install python
+    else
+        # Genreic way:
+        wget https://bootstrap.pypa.io/get-pip.py
+        sudo python get-pip.py
+        rm get-pip.py
+    fi
+fi
+
+# thefuck requires fresh versions of setuptools and pip:
+sudo pip install -U pip setuptools
+sudo pip install -U thefuck
+
+# Setup aliases:
+if should_add_alias ~/.bashrc; then
+    echo 'eval $(thefuck --alias)' >> ~/.bashrc
+fi
+
+if should_add_alias ~/.bash_profile; then
+    echo 'eval $(thefuck --alias)' >> ~/.bash_profile
+fi
+
+if should_add_alias ~/.zshrc; then
+    echo 'eval $(thefuck --alias)' >> ~/.zshrc
+fi
+
+if should_add_alias ~/.config/fish/config.fish; then
+    thefuck --alias >> ~/.config/fish/config.fish
+fi
+
+if should_add_alias ~/.tcshrc; then
+    echo 'eval `thefuck --alias`' >> ~/.tcshrc
+fi

release.py

@@ -1,5 +1,6 @@
 #!/usr/bin/env python
 from subprocess import call
+import os
 import re
 
 
@@ -28,4 +29,7 @@ call('git commit -am "Bump to {}"'.format(version), shell=True)
 call('git tag {}'.format(version), shell=True)
 call('git push', shell=True)
 call('git push --tags', shell=True)
-call('python setup.py sdist bdist_wheel upload', shell=True)
+
+env = os.environ
+env['CONVERT_README'] = 'true'
+call('python setup.py sdist bdist_wheel upload', shell=True, env=env)

requirements.txt

@@ -4,3 +4,6 @@ pytest-mock
 wheel
 setuptools>=17.1
 pexpect
+pypandoc
+pytest-benchmark
+pytest-docker-pexpect

setup.cfg

@@ -1,4 +1,2 @@
 [bdist_wheel]
 universal = 1
-[metadata]
-description-file = README.md

setup.py

@@ -1,24 +1,34 @@
 #!/usr/bin/env python
 from setuptools import setup, find_packages
 import sys
+import os
 
-if sys.version_info < (2, 7):
+if os.environ.get('CONVERT_README'):
+    import pypandoc
+
+    long_description = pypandoc.convert('README.md', 'rst')
+else:
+    long_description = ''
+
+version = sys.version_info[:2]
+if version < (2, 7):
     print('thefuck requires Python version 2.7 or later' +
-          ' ({}.{} detected).'.format(*sys.version_info[:2]))
+          ' ({}.{} detected).'.format(*version))
     sys.exit(-1)
-elif (3, 0) < sys.version_info < (3, 3):
+elif (3, 0) < version < (3, 3):
     print('thefuck requires Python version 3.3 or later' +
-          ' ({}.{} detected).'.format(*sys.version_info[:2]))
+          ' ({}.{} detected).'.format(*version))
     sys.exit(-1)
 
-VERSION = '2.4'
+VERSION = '3.0'
 
-install_requires = ['psutil', 'colorama', 'six']
+install_requires = ['psutil', 'colorama', 'six', 'decorator']
 extras_require = {':python_version<"3.4"': ['pathlib']}
 
 setup(name='thefuck',
       version=VERSION,
       description="Magnificent app which corrects your previous console command",
+      long_description=long_description,
       author='Vladimir Iakovlev',
       author_email='nvbn.rm@gmail.com',
       url='https://github.com/nvbn/thefuck',
@@ -31,4 +41,5 @@ setup(name='thefuck',
       extras_require=extras_require,
       entry_points={'console_scripts': [
           'thefuck = thefuck.main:main',
-          'thefuck-alias = thefuck.main:print_alias']})
+          'thefuck-alias = thefuck.main:print_alias',
+          'fuck = thefuck.main:how_to_configure_alias']})

tests/conftest.py

@@ -1,6 +1,48 @@
+from pathlib import Path
 import pytest
+from thefuck import conf
+
+
+def pytest_addoption(parser):
+    """Adds `--run-without-docker` argument."""
+    group = parser.getgroup("thefuck")
+    group.addoption('--enable-functional', action="store_true", default=False,
+                    help="Enable functional tests")
 
 
 @pytest.fixture
 def no_memoize(monkeypatch):
     monkeypatch.setattr('thefuck.utils.memoize.disabled', True)
+
+
+@pytest.fixture(autouse=True)
+def settings(request):
+    def _reset_settings():
+        conf.settings.clear()
+        conf.settings.update(conf.DEFAULT_SETTINGS)
+
+    request.addfinalizer(_reset_settings)
+    conf.settings.user_dir = Path('~/.thefuck')
+    return conf.settings
+
+
+@pytest.fixture
+def no_colors(settings):
+    settings.no_colors = True
+
+
+@pytest.fixture(autouse=True)
+def no_cache(monkeypatch):
+    monkeypatch.setattr('thefuck.utils.cache.disabled', True)
+
+
+@pytest.fixture(autouse=True)
+def functional(request):
+    if request.node.get_marker('functional') \
+            and not request.config.getoption('enable_functional'):
+        pytest.skip('functional tests are disabled')
+
+
+@pytest.fixture
+def source_root():
+    return Path(__file__).parent.parent.resolve()

tests/functional/plots.py

@@ -1,42 +1,86 @@
-def with_confirmation(proc):
-    """Ensures that command can be fixed when confirmation enabled."""
+def _set_confirmation(proc, require):
     proc.sendline(u'mkdir -p ~/.thefuck')
-    proc.sendline(u'echo "require_confirmation = True" > ~/.thefuck/settings.py')
+    proc.sendline(
+        u'echo "require_confirmation = {}" > ~/.thefuck/settings.py'.format(
+            require))
+
+
+def with_confirmation(proc, TIMEOUT):
+    """Ensures that command can be fixed when confirmation enabled."""
+    _set_confirmation(proc, True)
 
     proc.sendline(u'ehco test')
 
     proc.sendline(u'fuck')
-    proc.expect(u'echo test')
-    proc.expect(u'enter')
-    proc.expect_exact(u'ctrl+c')
+    assert proc.expect([TIMEOUT, u'echo test'])
+    assert proc.expect([TIMEOUT, u'enter'])
+    assert proc.expect_exact([TIMEOUT, u'ctrl+c'])
     proc.send('\n')
 
-    proc.expect(u'test')
+    assert proc.expect([TIMEOUT, u'test'])
 
 
-def refuse_with_confirmation(proc):
+def history_changed(proc, TIMEOUT, to):
+    """Ensures that history changed."""
+    proc.send('\033[A')
+    assert proc.expect([TIMEOUT, to])
+
+
+def history_not_changed(proc, TIMEOUT):
+    """Ensures that history not changed."""
+    proc.send('\033[A')
+    assert proc.expect([TIMEOUT, u'fuck'])
+
+
+def select_command_with_arrows(proc, TIMEOUT):
+    """Ensures that command can be selected with arrow keys."""
+    _set_confirmation(proc, True)
+
+    proc.sendline(u'git h')
+    assert proc.expect([TIMEOUT, u"git: 'h' is not a git command."])
+
+    proc.sendline(u'fuck')
+    assert proc.expect([TIMEOUT, u'git show'])
+    proc.send('\033[B')
+    assert proc.expect([TIMEOUT, u'git push'])
+    proc.send('\033[B')
+    assert proc.expect([TIMEOUT, u'git help'])
+    proc.send('\033[A')
+    assert proc.expect([TIMEOUT, u'git push'])
+    proc.send('\033[B')
+    assert proc.expect([TIMEOUT, u'git help'])
+    proc.send('\n')
+
+    assert proc.expect([TIMEOUT, u'usage'])
+
+
+def refuse_with_confirmation(proc, TIMEOUT):
     """Ensures that fix can be refused when confirmation enabled."""
-    proc.sendline(u'mkdir -p ~/.thefuck')
-    proc.sendline(u'echo "require_confirmation = True" > ~/.thefuck/settings.py')
+    _set_confirmation(proc, True)
 
     proc.sendline(u'ehco test')
 
     proc.sendline(u'fuck')
-    proc.expect(u'echo test')
-    proc.expect(u'enter')
-    proc.expect_exact(u'ctrl+c')
+    assert proc.expect([TIMEOUT, u'echo test'])
+    assert proc.expect([TIMEOUT, u'enter'])
+    assert proc.expect_exact([TIMEOUT, u'ctrl+c'])
     proc.send('\003')
 
-    proc.expect(u'Aborted')
+    assert proc.expect([TIMEOUT, u'Aborted'])
 
 
-def without_confirmation(proc):
+def without_confirmation(proc, TIMEOUT):
     """Ensures that command can be fixed when confirmation disabled."""
-    proc.sendline(u'mkdir -p ~/.thefuck')
-    proc.sendline(u'echo "require_confirmation = False" > ~/.thefuck/settings.py')
+    _set_confirmation(proc, False)
 
     proc.sendline(u'ehco test')
 
     proc.sendline(u'fuck')
-    proc.expect(u'echo test')
-    proc.expect(u'test')
+    assert proc.expect([TIMEOUT, u'echo test'])
+    assert proc.expect([TIMEOUT, u'test'])
+
+
+def how_to_configure(proc, TIMEOUT):
+    proc.sendline(u'unalias fuck')
+    proc.sendline(u'fuck')
+    assert proc.expect([TIMEOUT, u"alias isn't configured"])

tests/functional/test_bash.py

@@ -1,42 +1,67 @@
 import pytest
 from tests.functional.plots import with_confirmation, without_confirmation, \
-    refuse_with_confirmation
-from tests.functional.utils import spawn, functional, images
+    refuse_with_confirmation, history_changed, history_not_changed, \
+    select_command_with_arrows, how_to_configure
 
-containers = images(('ubuntu-python3-bash', u'''
-FROM ubuntu:latest
-RUN apt-get update
-RUN apt-get install -yy python3 python3-pip python3-dev
-RUN pip3 install -U setuptools
-RUN ln -s /usr/bin/pip3 /usr/bin/pip
-'''),
-                    ('ubuntu-python2-bash', u'''
-FROM ubuntu:latest
-RUN apt-get update
-RUN apt-get install -yy python python-pip python-dev
-RUN pip2 install -U pip setuptools
-'''))
+containers = ((u'thefuck/ubuntu-python3-bash',
+               u'''FROM ubuntu:latest
+                   RUN apt-get update
+                   RUN apt-get install -yy python3 python3-pip python3-dev git
+                   RUN pip3 install -U setuptools
+                   RUN ln -s /usr/bin/pip3 /usr/bin/pip''',
+               u'bash'),
+              (u'thefuck/ubuntu-python2-bash',
+               u'''FROM ubuntu:latest
+                   RUN apt-get update
+                   RUN apt-get install -yy python python-pip python-dev git
+                   RUN pip2 install -U pip setuptools''',
+               u'bash'))
 
 
-@functional
-@pytest.mark.parametrize('tag, dockerfile', containers)
-def test_with_confirmation(tag, dockerfile):
-    with spawn(tag, dockerfile, u'bash') as proc:
-        proc.sendline(u'eval $(thefuck-alias)')
-        with_confirmation(proc)
+@pytest.fixture(params=containers)
+def proc(request, spawnu, run_without_docker):
+    proc = spawnu(*request.param)
+    if not run_without_docker:
+        proc.sendline(u"pip install /src")
+    proc.sendline(u"export PS1='$ '")
+    proc.sendline(u'eval $(thefuck --alias)')
+    proc.sendline(u'echo > $HISTFILE')
+    return proc
 
 
-@functional
-@pytest.mark.parametrize('tag, dockerfile', containers)
-def test_refuse_with_confirmation(tag, dockerfile):
-    with spawn(tag, dockerfile, u'bash') as proc:
-        proc.sendline(u'eval $(thefuck-alias)')
-        refuse_with_confirmation(proc)
+@pytest.mark.functional
+@pytest.mark.once_without_docker
+def test_with_confirmation(proc, TIMEOUT, run_without_docker):
+    with_confirmation(proc, TIMEOUT)
+    if not run_without_docker:
+        history_changed(proc, TIMEOUT, u'echo test')
 
 
-@functional
-@pytest.mark.parametrize('tag, dockerfile', containers)
-def test_without_confirmation(tag, dockerfile):
-    with spawn(tag, dockerfile, u'bash') as proc:
-        proc.sendline(u'eval $(thefuck-alias)')
-        without_confirmation(proc)
+@pytest.mark.functional
+@pytest.mark.once_without_docker
+def test_select_command_with_arrows(proc, TIMEOUT, run_without_docker):
+    select_command_with_arrows(proc, TIMEOUT)
+    if not run_without_docker:
+        history_changed(proc, TIMEOUT, u'git help')
+
+
+@pytest.mark.functional
+@pytest.mark.once_without_docker
+def test_refuse_with_confirmation(proc, TIMEOUT, run_without_docker):
+    refuse_with_confirmation(proc, TIMEOUT)
+    if not run_without_docker:
+        history_not_changed(proc, TIMEOUT)
+
+
+@pytest.mark.functional
+@pytest.mark.once_without_docker
+def test_without_confirmation(proc, TIMEOUT, run_without_docker):
+    without_confirmation(proc, TIMEOUT)
+    if not run_without_docker:
+        history_changed(proc, TIMEOUT, u'echo test')
+
+
+@pytest.mark.functional
+@pytest.mark.once_without_docker
+def test_how_to_configure_alias(proc, TIMEOUT):
+    how_to_configure(proc, TIMEOUT)

tests/functional/test_fish.py

@@ -1,51 +1,54 @@
 import pytest
 from tests.functional.plots import with_confirmation, without_confirmation, \
-    refuse_with_confirmation
-from tests.functional.utils import spawn, functional, images, bare
+    refuse_with_confirmation, select_command_with_arrows
 
-containers = images(('ubuntu-python3-fish', u'''
-FROM ubuntu:latest
-RUN apt-get update
-RUN apt-get install -yy python3 python3-pip python3-dev fish
-RUN pip3 install -U setuptools
-RUN ln -s /usr/bin/pip3 /usr/bin/pip
-'''),
-                    ('ubuntu-python2-fish', u'''
-FROM ubuntu:latest
-RUN apt-get update
-RUN apt-get install -yy python python-pip python-dev fish
-RUN pip2 install -U pip setuptools
-'''))
+containers = (('thefuck/ubuntu-python3-fish',
+               u'''FROM ubuntu:latest
+                   RUN apt-get update
+                   RUN apt-get install -yy python3 python3-pip python3-dev fish git
+                   RUN pip3 install -U setuptools
+                   RUN ln -s /usr/bin/pip3 /usr/bin/pip
+                   RUN apt-get install -yy fish''',
+               u'fish'),
+              ('thefuck/ubuntu-python2-fish',
+               u'''FROM ubuntu:latest
+                   RUN apt-get update
+                   RUN apt-get install -yy python python-pip python-dev git
+                   RUN pip2 install -U pip setuptools
+                   RUN apt-get install -yy fish''',
+               u'fish'))
 
 
-@functional
-@pytest.mark.skipif(
-    bool(bare), reason='https://github.com/travis-ci/apt-source-whitelist/issues/71')
-@pytest.mark.parametrize('tag, dockerfile', containers)
-def test_with_confirmation(tag, dockerfile):
-    with spawn(tag, dockerfile, u'fish') as proc:
-        proc.sendline(u'thefuck-alias > ~/.config/fish/config.fish')
-        proc.sendline(u'fish')
-        with_confirmation(proc)
+@pytest.fixture(params=containers)
+def proc(request, spawnu):
+    proc = spawnu(*request.param)
+    proc.sendline(u"pip install /src")
+    proc.sendline(u'thefuck --alias > ~/.config/fish/config.fish')
+    proc.sendline(u'fish')
+    return proc
 
 
-@functional
-@pytest.mark.skipif(
-    bool(bare), reason='https://github.com/travis-ci/apt-source-whitelist/issues/71')
-@pytest.mark.parametrize('tag, dockerfile', containers)
-def test_refuse_with_confirmation(tag, dockerfile):
-    with spawn(tag, dockerfile, u'fish') as proc:
-        proc.sendline(u'thefuck-alias > ~/.config/fish/config.fish')
-        proc.sendline(u'fish')
-        refuse_with_confirmation(proc)
+@pytest.mark.functional
+@pytest.mark.skip_without_docker
+def test_with_confirmation(proc, TIMEOUT):
+    with_confirmation(proc, TIMEOUT)
 
 
-@functional
-@pytest.mark.skipif(
-    bool(bare), reason='https://github.com/travis-ci/apt-source-whitelist/issues/71')
-@pytest.mark.parametrize('tag, dockerfile', containers)
-def test_without_confirmation(tag, dockerfile):
-    with spawn(tag, dockerfile, u'fish') as proc:
-        proc.sendline(u'thefuck-alias > ~/.config/fish/config.fish')
-        proc.sendline(u'fish')
-        without_confirmation(proc)
+@pytest.mark.functional
+@pytest.mark.skip_without_docker
+def test_select_command_with_arrows(proc, TIMEOUT):
+    select_command_with_arrows(proc, TIMEOUT)
+
+
+@pytest.mark.functional
+@pytest.mark.skip_without_docker
+def test_refuse_with_confirmation(proc, TIMEOUT):
+    refuse_with_confirmation(proc, TIMEOUT)
+
+
+@pytest.mark.functional
+@pytest.mark.skip_without_docker
+def test_without_confirmation(proc, TIMEOUT):
+    without_confirmation(proc, TIMEOUT)
+
+# TODO: ensure that history changes.

tests/functional/test_install.py

@@ -0,0 +1,25 @@
+import pytest
+from thefuck.utils import get_installation_info
+
+envs = ((u'bash', 'thefuck/ubuntu-bash', u'''
+FROM ubuntu:latest
+RUN apt-get update
+RUN apt-get install -yy bash
+'''), (u'bash', 'thefuck/generic-bash', u'''
+FROM fedora:latest
+RUN dnf install -yy python-devel sudo wget gcc
+'''))
+
+
+@pytest.mark.functional
+@pytest.mark.skip_without_docker
+@pytest.mark.parametrize('shell, tag, dockerfile', envs)
+def test_installation(spawnu, shell, TIMEOUT, tag, dockerfile):
+    proc = spawnu(tag, dockerfile, shell)
+    proc.sendline(u'cat /src/install.sh | sh - && $0')
+    proc.sendline(u'thefuck --version')
+    version = get_installation_info().version
+    assert proc.expect([TIMEOUT, u'thefuck {}'.format(version)],
+                       timeout=600)
+    proc.sendline(u'fuck')
+    assert proc.expect([TIMEOUT, u'No fucks given'])

tests/functional/test_performance.py

@@ -0,0 +1,50 @@
+import pytest
+import time
+
+dockerfile = u'''
+FROM ubuntu:latest
+RUN apt-get update
+RUN apt-get install -yy python3 python3-pip python3-dev git
+RUN pip3 install -U setuptools
+RUN ln -s /usr/bin/pip3 /usr/bin/pip
+RUN adduser --disabled-password --gecos '' test
+ENV SEED "{seed}"
+WORKDIR /src
+USER test
+RUN echo 'eval $(thefuck --alias)' > /home/test/.bashrc
+RUN echo > /home/test/.bash_history
+RUN git config --global user.email "you@example.com"
+RUN git config --global user.name "Your Name"
+USER root
+'''.format(seed=time.time())
+
+
+def plot(proc, TIMEOUT):
+    proc.sendline(u'cd /home/test/')
+    proc.sendline(u'fuck')
+    assert proc.expect([TIMEOUT, u'No fucks given'])
+    proc.sendline(u'git init')
+    proc.sendline(u'git add .')
+    proc.sendline(u'git commit -a -m init')
+    proc.sendline(u'git brnch')
+    proc.sendline(u'fuck')
+    assert proc.expect([TIMEOUT, u'git branch'])
+    proc.send('\n')
+    assert proc.expect([TIMEOUT, u'master'])
+    proc.sendline(u'echo test')
+    proc.sendline(u'echo tst')
+    proc.sendline(u'fuck')
+    assert proc.expect([TIMEOUT, u'echo test'])
+    proc.send('\n')
+    assert proc.expect([TIMEOUT, u'test'])
+
+
+@pytest.mark.functional
+@pytest.mark.skip_without_docker
+@pytest.mark.benchmark(min_rounds=10)
+def test_performance(spawnu, TIMEOUT, benchmark):
+    proc = spawnu(u'thefuck/ubuntu-python3-bash-performance',
+                  dockerfile, u'bash')
+    proc.sendline(u'pip install /src')
+    proc.sendline(u'su test')
+    assert benchmark(plot, proc, TIMEOUT) is None

tests/functional/test_tcsh.py

@@ -1,45 +1,55 @@
 import pytest
-from tests.functional.utils import spawn, functional, images
 from tests.functional.plots import with_confirmation, without_confirmation, \
-    refuse_with_confirmation
+    refuse_with_confirmation, select_command_with_arrows
 
-containers = images(('ubuntu-python3-tcsh', u'''
-FROM ubuntu:latest
-RUN apt-get update
-RUN apt-get install -yy python3 python3-pip python3-dev tcsh
-RUN pip3 install -U setuptools
-RUN ln -s /usr/bin/pip3 /usr/bin/pip
-'''),
-                    ('ubuntu-python2-tcsh', u'''
-FROM ubuntu:latest
-RUN apt-get update
-RUN apt-get install -yy python python-pip python-dev tcsh
-RUN pip2 install -U pip setuptools
-'''))
+containers = (('thefuck/ubuntu-python3-tcsh',
+               u'''FROM ubuntu:latest
+                   RUN apt-get update
+                   RUN apt-get install -yy python3 python3-pip python3-dev git
+                   RUN pip3 install -U setuptools
+                   RUN ln -s /usr/bin/pip3 /usr/bin/pip
+                   RUN apt-get install -yy tcsh''',
+               u'tcsh'),
+              ('thefuck/ubuntu-python2-tcsh',
+               u'''FROM ubuntu:latest
+                   RUN apt-get update
+                   RUN apt-get install -yy python python-pip python-dev git
+                   RUN pip2 install -U pip setuptools
+                   RUN apt-get install -yy tcsh''',
+               u'tcsh'))
 
 
-@functional
-@pytest.mark.parametrize('tag, dockerfile', containers)
-def test_with_confirmation(tag, dockerfile):
-    with spawn(tag, dockerfile, u'tcsh') as proc:
-        proc.sendline(u'tcsh')
-        proc.sendline(u'eval `thefuck-alias`')
-        with_confirmation(proc)
+@pytest.fixture(params=containers)
+def proc(request, spawnu, run_without_docker):
+    proc = spawnu(*request.param)
+    if not run_without_docker:
+        proc.sendline(u'pip install /src')
+    proc.sendline(u'tcsh')
+    proc.sendline(u'eval `thefuck --alias`')
+    return proc
 
 
-@functional
-@pytest.mark.parametrize('tag, dockerfile', containers)
-def test_refuse_with_confirmation(tag, dockerfile):
-    with spawn(tag, dockerfile, u'tcsh') as proc:
-        proc.sendline(u'tcsh')
-        proc.sendline(u'eval `thefuck-alias`')
-        refuse_with_confirmation(proc)
+@pytest.mark.functional
+@pytest.mark.once_without_docker
+def test_with_confirmation(proc, TIMEOUT):
+    with_confirmation(proc, TIMEOUT)
 
 
-@functional
-@pytest.mark.parametrize('tag, dockerfile', containers)
-def test_without_confirmation(tag, dockerfile):
-    with spawn(tag, dockerfile, u'tcsh') as proc:
-        proc.sendline(u'tcsh')
-        proc.sendline(u'eval `thefuck-alias`')
-        without_confirmation(proc)
+@pytest.mark.functional
+@pytest.mark.once_without_docker
+def test_select_command_with_arrows(proc, TIMEOUT):
+    select_command_with_arrows(proc, TIMEOUT)
+
+
+@pytest.mark.functional
+@pytest.mark.once_without_docker
+def test_refuse_with_confirmation(proc, TIMEOUT):
+    refuse_with_confirmation(proc, TIMEOUT)
+
+
+@pytest.mark.functional
+@pytest.mark.once_without_docker
+def test_without_confirmation(proc, TIMEOUT):
+    without_confirmation(proc, TIMEOUT)
+
+# TODO: ensure that history changes.

tests/functional/test_zsh.py

@@ -1,42 +1,68 @@
 import pytest
-from tests.functional.utils import spawn, functional, images
 from tests.functional.plots import with_confirmation, without_confirmation, \
-    refuse_with_confirmation
+    refuse_with_confirmation, history_changed, history_not_changed, \
+    select_command_with_arrows, how_to_configure
 
-containers = images(('ubuntu-python3-zsh', u'''
-FROM ubuntu:latest
-RUN apt-get update
-RUN apt-get install -yy python3 python3-pip python3-dev zsh
-RUN pip3 install -U setuptools
-RUN ln -s /usr/bin/pip3 /usr/bin/pip
-'''),
-                    ('ubuntu-python2-zsh', u'''
-FROM ubuntu:latest
-RUN apt-get update
-RUN apt-get install -yy python python-pip python-dev zsh
-RUN pip2 install -U pip setuptools
-'''))
+containers = (('thefuck/ubuntu-python3-zsh',
+               u'''FROM ubuntu:latest
+                   RUN apt-get update
+                   RUN apt-get install -yy python3 python3-pip python3-dev git
+                   RUN pip3 install -U setuptools
+                   RUN ln -s /usr/bin/pip3 /usr/bin/pip
+                   RUN apt-get install -yy zsh''',
+               u'zsh'),
+              ('thefuck/ubuntu-python2-zsh',
+               u'''FROM ubuntu:latest
+                   RUN apt-get update
+                   RUN apt-get install -yy python python-pip python-dev git
+                   RUN pip2 install -U pip setuptools
+                   RUN apt-get install -yy zsh''',
+               u'zsh'))
 
 
-@functional
-@pytest.mark.parametrize('tag, dockerfile', containers)
-def test_with_confirmation(tag, dockerfile):
-    with spawn(tag, dockerfile, u'zsh') as proc:
-        proc.sendline(u'eval $(thefuck-alias)')
-        with_confirmation(proc)
+@pytest.fixture(params=containers)
+def proc(request, spawnu, run_without_docker):
+    proc = spawnu(*request.param)
+    if not run_without_docker:
+        proc.sendline(u'pip install /src')
+    proc.sendline(u'eval $(thefuck --alias)')
+    proc.sendline(u'export HISTFILE=~/.zsh_history')
+    proc.sendline(u'echo > $HISTFILE')
+    proc.sendline(u'export SAVEHIST=100')
+    proc.sendline(u'export HISTSIZE=100')
+    proc.sendline(u'setopt INC_APPEND_HISTORY')
+    return proc
 
 
-@functional
-@pytest.mark.parametrize('tag, dockerfile', containers)
-def test_refuse_with_confirmation(tag, dockerfile):
-    with spawn(tag, dockerfile, u'zsh') as proc:
-        proc.sendline(u'eval $(thefuck-alias)')
-        refuse_with_confirmation(proc)
+@pytest.mark.functional
+@pytest.mark.once_without_docker
+def test_with_confirmation(proc, TIMEOUT):
+    with_confirmation(proc, TIMEOUT)
+    history_changed(proc, TIMEOUT, u'echo test')
 
 
-@functional
-@pytest.mark.parametrize('tag, dockerfile', containers)
-def test_without_confirmation(tag, dockerfile):
-    with spawn(tag, dockerfile, u'zsh') as proc:
-        proc.sendline(u'eval $(thefuck-alias)')
-        without_confirmation(proc)
+@pytest.mark.functional
+@pytest.mark.once_without_docker
+def test_select_command_with_arrows(proc, TIMEOUT):
+    select_command_with_arrows(proc, TIMEOUT)
+    history_changed(proc, TIMEOUT, u'git help')
+
+
+@pytest.mark.functional
+@pytest.mark.once_without_docker
+def test_refuse_with_confirmation(proc, TIMEOUT):
+    refuse_with_confirmation(proc, TIMEOUT)
+    history_not_changed(proc, TIMEOUT)
+
+
+@pytest.mark.functional
+@pytest.mark.once_without_docker
+def test_without_confirmation(proc, TIMEOUT):
+    without_confirmation(proc, TIMEOUT)
+    history_changed(proc, TIMEOUT, u'echo test')
+
+
+@pytest.mark.functional
+@pytest.mark.once_without_docker
+def test_how_to_configure_alias(proc, TIMEOUT):
+    how_to_configure(proc, TIMEOUT)

tests/functional/utils.py

@@ -1,54 +0,0 @@
-import os
-from contextlib import contextmanager
-import subprocess
-import shutil
-from tempfile import mkdtemp
-from pathlib import Path
-import sys
-import pexpect
-import pytest
-
-root = str(Path(__file__).parent.parent.parent.resolve())
-bare = os.environ.get('BARE')
-enabled = os.environ.get('FUNCTIONAL')
-
-
-def build_container(tag, dockerfile):
-    tmpdir = mkdtemp()
-    with Path(tmpdir).joinpath('Dockerfile').open('w') as file:
-        file.write(dockerfile)
-    if subprocess.call(['docker', 'build', '--tag={}'.format(tag), tmpdir],
-                       cwd=root) != 0:
-        raise Exception("Can't build a container")
-    shutil.rmtree(tmpdir)
-
-
-@contextmanager
-def spawn(tag, dockerfile, cmd):
-    if bare:
-        proc = pexpect.spawnu(cmd)
-    else:
-        tag = 'thefuck/{}'.format(tag)
-        build_container(tag, dockerfile)
-        proc = pexpect.spawnu('docker run --volume {}:/src --tty=true '
-                              '--interactive=true {} {}'.format(root, tag, cmd))
-        proc.sendline('pip install /src')
-
-    proc.logfile = sys.stdout
-
-    try:
-        yield proc
-    finally:
-        proc.terminate(force=bare)
-
-
-def images(*items):
-    if bare:
-        return [items[0]]
-    else:
-        return items
-
-
-functional = pytest.mark.skipif(
-    not enabled,
-    reason='Functional tests are disabled by default.')

tests/rules/test_apt_get.py

@@ -11,18 +11,20 @@ from tests.utils import Command
 @pytest.mark.parametrize('command', [
     Command(script='vim', stderr='vim: command not found')])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command, return_value', [
     (Command(script='vim', stderr='vim: command not found'),
+     [('vim', 'main'), ('vim-tiny', 'main')]),
+    (Command(script='sudo vim', stderr='vim: command not found'),
      [('vim', 'main'), ('vim-tiny', 'main')])])
 @patch('thefuck.rules.apt_get.CommandNotFound', create=True)
 @patch.multiple(apt_get, create=True, apt_get='apt_get')
 def test_match_mocked(cmdnf_mock, command, return_value):
     get_packages = Mock(return_value=return_value)
     cmdnf_mock.CommandNotFound.return_value = Mock(getPackages=get_packages)
-    assert match(command, None)
+    assert match(command)
     assert cmdnf_mock.CommandNotFound.called
     assert get_packages.called
 
@@ -30,7 +32,7 @@ def test_match_mocked(cmdnf_mock, command, return_value):
 @pytest.mark.parametrize('command', [
     Command(script='vim', stderr=''), Command()])
 def test_not_match(command):
-    assert not match(command, None)
+    assert not match(command)
 
 
 # python-commandnotfound is available in ubuntu 14.04+
@@ -38,15 +40,22 @@ def test_not_match(command):
                     reason='Skip if python-commandnotfound is not available')
 @pytest.mark.parametrize('command, new_command', [
     (Command('vim'), 'sudo apt-get install vim && vim'),
-    (Command('convert'), 'sudo apt-get install imagemagick && convert')])
+    (Command('convert'), 'sudo apt-get install imagemagick && convert'),
+    (Command('sudo vim'), 'sudo apt-get install vim && sudo vim'),
+    (Command('sudo convert'), 'sudo apt-get install imagemagick && sudo convert')])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command
 
 
 @pytest.mark.parametrize('command, new_command, return_value', [
     (Command('vim'), 'sudo apt-get install vim && vim',
      [('vim', 'main'), ('vim-tiny', 'main')]),
     (Command('convert'), 'sudo apt-get install imagemagick && convert',
+     [('imagemagick', 'main'),
+      ('graphicsmagick-imagemagick-compat', 'universe')]),
+    (Command('sudo vim'), 'sudo apt-get install vim && sudo vim',
+     [('vim', 'main'), ('vim-tiny', 'main')]),
+    (Command('sudo convert'), 'sudo apt-get install imagemagick && sudo convert',
      [('imagemagick', 'main'),
       ('graphicsmagick-imagemagick-compat', 'universe')])])
 @patch('thefuck.rules.apt_get.CommandNotFound', create=True)
@@ -54,6 +63,4 @@ def test_get_new_command(command, new_command):
 def test_get_new_command_mocked(cmdnf_mock, command, new_command, return_value):
     get_packages = Mock(return_value=return_value)
     cmdnf_mock.CommandNotFound.return_value = Mock(getPackages=get_packages)
-    assert get_new_command(command, None) == new_command
-    assert cmdnf_mock.CommandNotFound.called
-    assert get_packages.called
+    assert get_new_command(command) == new_command

tests/rules/test_apt_get_search.py

@@ -0,0 +1,25 @@
+import pytest
+from thefuck.rules.apt_get_search import get_new_command, match
+from tests.utils import Command
+
+
+def test_match():
+    assert match(Command('apt-get search foo'))
+
+
+@pytest.mark.parametrize('command', [
+    Command('apt-cache search foo'),
+    Command('aptitude search foo'),
+    Command('apt search foo'),
+    Command('apt-get install foo'),
+    Command('apt-get source foo'),
+    Command('apt-get clean'),
+    Command('apt-get remove'),
+    Command('apt-get update')
+])
+def test_not_match(command):
+    assert not match(command)
+
+
+def test_get_new_command():
+    assert get_new_command(Command('apt-get search foo')) == 'apt-cache search foo'

tests/rules/test_brew_install.py

@@ -1,6 +1,6 @@
 import pytest
 from thefuck.rules.brew_install import match, get_new_command
-from thefuck.rules.brew_install import brew_formulas
+from thefuck.rules.brew_install import _get_formulas
 from tests.utils import Command
 
 
@@ -20,9 +20,7 @@ def brew_already_installed():
 
 
 def _is_not_okay_to_test():
-    if 'elasticsearch' not in brew_formulas:
-        return True
-    return False
+    return 'elasticsearch' not in _get_formulas()
 
 
 @pytest.mark.skipif(_is_not_okay_to_test(),
@@ -30,9 +28,9 @@ def _is_not_okay_to_test():
 def test_match(brew_no_available_formula, brew_already_installed,
                brew_install_no_argument):
     assert match(Command('brew install elsticsearch',
-                         stderr=brew_no_available_formula), None)
+                         stderr=brew_no_available_formula))
     assert not match(Command('brew install git',
-                             stderr=brew_already_installed), None)
+                             stderr=brew_already_installed))
     assert not match(Command('brew install', stderr=brew_install_no_argument),
                      None)
 
@@ -41,7 +39,7 @@ def test_match(brew_no_available_formula, brew_already_installed,
                     reason='No need to run if there\'s no formula')
 def test_get_new_command(brew_no_available_formula):
     assert get_new_command(Command('brew install elsticsearch',
-                                   stderr=brew_no_available_formula), None)\
+                                   stderr=brew_no_available_formula))\
         == 'brew install elasticsearch'
 
     assert get_new_command(Command('brew install aa',

tests/rules/test_brew_unknown_command.py

@@ -1,6 +1,6 @@
 import pytest
 from thefuck.rules.brew_unknown_command import match, get_new_command
-from thefuck.rules.brew_unknown_command import brew_commands
+from thefuck.rules.brew_unknown_command import _brew_commands
 from tests.utils import Command
 
 
@@ -15,14 +15,15 @@ def brew_unknown_cmd2():
 
 
 def test_match(brew_unknown_cmd):
-    assert match(Command('brew inst', stderr=brew_unknown_cmd), None)
-    for command in brew_commands:
-        assert not match(Command('brew ' + command), None)
+    assert match(Command('brew inst', stderr=brew_unknown_cmd))
+    for command in _brew_commands():
+        assert not match(Command('brew ' + command))
 
 
 def test_get_new_command(brew_unknown_cmd, brew_unknown_cmd2):
-    assert get_new_command(Command('brew inst', stderr=brew_unknown_cmd),
-                           None) == 'brew list'
+    assert get_new_command(Command('brew inst', stderr=brew_unknown_cmd)) \
+           == ['brew list', 'brew install', 'brew uninstall']
 
-    assert get_new_command(Command('brew instaa', stderr=brew_unknown_cmd2),
-                           None) == 'brew install'
+    cmds = get_new_command(Command('brew instaa', stderr=brew_unknown_cmd2))
+    assert 'brew install' in cmds
+    assert 'brew uninstall' in cmds

tests/rules/test_brew_upgrade.py

@@ -6,10 +6,10 @@ from tests.utils import Command
 @pytest.mark.parametrize('command', [
     Command(script='brew upgrade')])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
     (Command('brew upgrade'), 'brew upgrade --all')])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_cargo_no_command.py

@@ -12,10 +12,10 @@ no_such_subcommand = """No such subcommand
 @pytest.mark.parametrize('command', [
     Command(script='cargo buid', stderr=no_such_subcommand)])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
     (Command('cargo buid', stderr=no_such_subcommand), 'cargo build')])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_cd_mkdir.py

@@ -9,17 +9,17 @@ from tests.utils import Command
             stderr='cd: foo: No such file or directory'),
     Command(script='cd foo/bar/baz', stderr='cd: can\'t cd to foo/bar/baz')])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command', [
     Command(script='cd foo', stderr=''), Command()])
 def test_not_match(command):
-    assert not match(command, None)
+    assert not match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
     (Command('cd foo'), 'mkdir -p foo && cd foo'),
     (Command('cd foo/bar/baz'), 'mkdir -p foo/bar/baz && cd foo/bar/baz')])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_cd_parent.py

@@ -3,10 +3,10 @@ from tests.utils import Command
 
 
 def test_match():
-    assert match(Command('cd..', stderr='cd..: command not found'), None)
-    assert not match(Command(), None)
+    assert match(Command('cd..', stderr='cd..: command not found'))
+    assert not match(Command())
 
 
 def test_get_new_command():
     assert get_new_command(
-        Command('cd..'), None) == 'cd ..'
+        Command('cd..')) == 'cd ..'

tests/rules/test_composer_not_command.py

@@ -5,49 +5,52 @@ from tests.utils import Command
 
 @pytest.fixture
 def composer_not_command():
-    return """
-
-                                    
-  [InvalidArgumentException]        
-  Command "udpate" is not defined.  
-  Did you mean this?                
-      update
-
-
-"""
+    # that weird spacing is part of the actual command output
+    return (
+        '\n'
+        '\n'
+        '                                    \n'
+        '  [InvalidArgumentException]        \n'
+        '  Command "udpate" is not defined.  \n'
+        '  Did you mean this?                \n'
+        '      update                        \n'
+        '                                    \n'
+        '\n'
+        '\n'
+    )
 
 
 @pytest.fixture
 def composer_not_command_one_of_this():
-    return """
-                            
-
-
-  [InvalidArgumentException]       
-  Command "pdate" is not defined.  
-  Did you mean one of these?       
-      selfupdate                   
-      self-update                  
-      update                       
-
-
-
-"""
+    # that weird spacing is part of the actual command output
+    return (
+        '\n'
+        '\n'
+        '                                   \n'
+        '  [InvalidArgumentException]       \n'
+        '  Command "pdate" is not defined.  \n'
+        '  Did you mean one of these?       \n'
+        '      selfupdate                   \n'
+        '      self-update                  \n'
+        '      update                       \n'
+        '                                   \n'
+        '\n'
+        '\n'
+    )
 
 
 def test_match(composer_not_command, composer_not_command_one_of_this):
     assert match(Command('composer udpate',
-                         stderr=composer_not_command), None)
+                         stderr=composer_not_command))
     assert match(Command('composer pdate',
-                         stderr=composer_not_command_one_of_this), None)
-    assert not match(Command('ls update', stderr=composer_not_command),
-                     None)
+                         stderr=composer_not_command_one_of_this))
+    assert not match(Command('ls update', stderr=composer_not_command))
 
 
 def test_get_new_command(composer_not_command, composer_not_command_one_of_this):
     assert get_new_command(Command('composer udpate',
-                                   stderr=composer_not_command), None) \
+                                   stderr=composer_not_command)) \
            == 'composer update'
     assert get_new_command(
-        Command('composer pdate', stderr=composer_not_command_one_of_this),
-        None) == 'composer selfupdate'
+        Command('composer pdate', stderr=composer_not_command_one_of_this)) \
+           == 'composer selfupdate'

tests/rules/test_cp_omitting_directory.py

@@ -7,7 +7,7 @@ from tests.utils import Command
     ('cp dir', 'cp: dor: is a directory'),
     ('cp dir', "cp: omitting directory 'dir'")])
 def test_match(script, stderr):
-    assert match(Command(script, stderr=stderr), None)
+    assert match(Command(script, stderr=stderr))
 
 
 @pytest.mark.parametrize('script, stderr', [
@@ -15,8 +15,8 @@ def test_match(script, stderr):
     ('some dir', "cp: omitting directory 'dir'"),
     ('cp dir', '')])
 def test_not_match(script, stderr):
-    assert not match(Command(script, stderr=stderr), None)
+    assert not match(Command(script, stderr=stderr))
 
 
 def test_get_new_command():
-    assert get_new_command(Command(script='cp dir'), None) == 'cp -a dir'
+    assert get_new_command(Command(script='cp dir')) == 'cp -a dir'

tests/rules/test_dirty_untar.py

@@ -0,0 +1,65 @@
+import os
+import pytest
+import tarfile
+from thefuck.rules.dirty_untar import match, get_new_command, side_effect
+from tests.utils import Command
+
+
+@pytest.fixture
+def tar_error(tmpdir):
+    def fixture(filename):
+        path = os.path.join(str(tmpdir), filename)
+
+        def reset(path):
+            os.mkdir('d')
+            with tarfile.TarFile(path, 'w') as archive:
+                for file in ('a', 'b', 'c', 'd/e'):
+                    with open(file, 'w') as f:
+                        f.write('*')
+
+                    archive.add(file)
+
+                    os.remove(file)
+
+            with tarfile.TarFile(path, 'r') as archive:
+                archive.extractall()
+
+        os.chdir(str(tmpdir))
+        reset(path)
+
+        assert set(os.listdir('.')) == {filename, 'a', 'b', 'c', 'd'}
+        assert set(os.listdir('./d')) == {'e'}
+
+    return fixture
+
+parametrize_filename = pytest.mark.parametrize('filename', [
+    'foo.tar',
+    'foo.tar.gz',
+    'foo.tgz'])
+
+parametrize_script = pytest.mark.parametrize('script, fixed', [
+    ('tar xvf {}', 'mkdir -p foo && tar xvf {} -C foo'),
+    ('tar -xvf {}', 'mkdir -p foo && tar -xvf {} -C foo'),
+    ('tar --extract -f {}', 'mkdir -p foo && tar --extract -f {} -C foo')])
+
+
+@parametrize_filename
+@parametrize_script
+def test_match(tar_error, filename, script, fixed):
+    tar_error(filename)
+    assert match(Command(script=script.format(filename)))
+
+
+@parametrize_filename
+@parametrize_script
+def test_side_effect(tar_error, filename, script, fixed):
+    tar_error(filename)
+    side_effect(Command(script=script.format(filename)), None)
+    assert set(os.listdir('.')) == {filename, 'd'}
+
+
+@parametrize_filename
+@parametrize_script
+def test_get_new_command(tar_error, filename, script, fixed):
+    tar_error(filename)
+    assert get_new_command(Command(script=script.format(filename))) == fixed.format(filename)

tests/rules/test_dirty_unzip.py

@@ -0,0 +1,48 @@
+import os
+import pytest
+import zipfile
+from thefuck.rules.dirty_unzip import match, get_new_command, side_effect
+from tests.utils import Command
+
+
+@pytest.fixture
+def zip_error(tmpdir):
+    path = os.path.join(str(tmpdir), 'foo.zip')
+
+    def reset(path):
+        with zipfile.ZipFile(path, 'w') as archive:
+            archive.writestr('a', '1')
+            archive.writestr('b', '2')
+            archive.writestr('c', '3')
+
+            archive.writestr('d/e', '4')
+
+            archive.extractall()
+
+    os.chdir(str(tmpdir))
+    reset(path)
+
+    assert set(os.listdir('.')) == {'foo.zip', 'a', 'b', 'c', 'd'}
+    assert set(os.listdir('./d')) == {'e'}
+
+
+@pytest.mark.parametrize('script', [
+    'unzip foo',
+    'unzip foo.zip'])
+def test_match(zip_error, script):
+    assert match(Command(script=script))
+
+
+@pytest.mark.parametrize('script', [
+    'unzip foo',
+    'unzip foo.zip'])
+def test_side_effect(zip_error, script):
+    side_effect(Command(script=script), None)
+    assert set(os.listdir('.')) == {'foo.zip', 'd'}
+
+
+@pytest.mark.parametrize('script,fixed', [
+    ('unzip foo', 'unzip foo -d foo'),
+    ('unzip foo.zip', 'unzip foo.zip -d foo')])
+def test_get_new_command(zip_error, script, fixed):
+    assert get_new_command(Command(script=script)) == fixed

tests/rules/test_django_south_ghost.py

@@ -41,13 +41,13 @@ south.exceptions.GhostMigrations:
 
 
 def test_match(stderr):
-    assert match(Command('./manage.py migrate', stderr=stderr), None)
-    assert match(Command('python manage.py migrate', stderr=stderr), None)
-    assert not match(Command('./manage.py migrate'), None)
-    assert not match(Command('app migrate', stderr=stderr), None)
-    assert not match(Command('./manage.py test', stderr=stderr), None)
+    assert match(Command('./manage.py migrate', stderr=stderr))
+    assert match(Command('python manage.py migrate', stderr=stderr))
+    assert not match(Command('./manage.py migrate'))
+    assert not match(Command('app migrate', stderr=stderr))
+    assert not match(Command('./manage.py test', stderr=stderr))
 
 
 def test_get_new_command():
-    assert get_new_command(Command('./manage.py migrate auth'), None)\
+    assert get_new_command(Command('./manage.py migrate auth'))\
         == './manage.py migrate auth --delete-ghost-migrations'

tests/rules/test_django_south_merge.py

@@ -31,13 +31,13 @@ The following options are available:
 
 
 def test_match(stderr):
-    assert match(Command('./manage.py migrate', stderr=stderr), None)
-    assert match(Command('python manage.py migrate', stderr=stderr), None)
-    assert not match(Command('./manage.py migrate'), None)
-    assert not match(Command('app migrate', stderr=stderr), None)
-    assert not match(Command('./manage.py test', stderr=stderr), None)
+    assert match(Command('./manage.py migrate', stderr=stderr))
+    assert match(Command('python manage.py migrate', stderr=stderr))
+    assert not match(Command('./manage.py migrate'))
+    assert not match(Command('app migrate', stderr=stderr))
+    assert not match(Command('./manage.py test', stderr=stderr))
 
 
 def test_get_new_command():
-    assert get_new_command(Command('./manage.py migrate auth'), None) \
+    assert get_new_command(Command('./manage.py migrate auth')) \
            == './manage.py migrate auth --merge'

tests/rules/test_docker_not_command.py

@@ -110,20 +110,20 @@ def stderr(cmd):
 
 
 def test_match():
-    assert match(Command('docker pes', stderr=stderr('pes')), None)
+    assert match(Command('docker pes', stderr=stderr('pes')))
 
 
 @pytest.mark.parametrize('script, stderr', [
     ('docker ps', ''),
     ('cat pes', stderr('pes'))])
 def test_not_match(script, stderr):
-    assert not match(Command(script, stderr=stderr), None)
+    assert not match(Command(script, stderr=stderr))
 
 
 @pytest.mark.usefixtures('docker_help')
 @pytest.mark.parametrize('wrong, fixed', [
-    ('pes', 'ps'),
-    ('tags', 'tag')])
+    ('pes', ['ps', 'push', 'pause']),
+    ('tags', ['tag', 'stats', 'images'])])
 def test_get_new_command(wrong, fixed):
     command = Command('docker {}'.format(wrong), stderr=stderr(wrong))
-    assert get_new_command(command, None) == 'docker {}'.format(fixed)
+    assert get_new_command(command) == ['docker {}'.format(x) for x in fixed]

tests/rules/test_dry.py

@@ -7,11 +7,11 @@ from tests.utils import Command
     Command(script='cd cd foo'),
     Command(script='git git push origin/master')])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
     (Command('cd cd foo'), 'cd foo'),
     (Command('git git push origin/master'), 'git push origin/master')])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_fix_alt_space.py

@@ -11,12 +11,12 @@ def test_match():
 
     """
     assert match(Command(u'ps -ef | grep foo',
-                         stderr=u'-bash:  grep: command not found'), None)
-    assert not match(Command('ps -ef | grep foo'), None)
-    assert not match(Command(), None)
+                         stderr=u'-bash:  grep: command not found'))
+    assert not match(Command('ps -ef | grep foo'))
+    assert not match(Command())
 
 
 def test_get_new_command():
     """ Replace the Alt+Space character by a simple space """
-    assert get_new_command(Command(u'ps -ef | grep foo'), None)\
+    assert get_new_command(Command(u'ps -ef | grep foo'))\
            == 'ps -ef | grep foo'

tests/rules/test_fix_file.py

@@ -0,0 +1,233 @@
+import pytest
+import os
+from thefuck.rules.fix_file import match, get_new_command
+from tests.utils import Command
+
+
+# (script, file, line, col (or None), stdout, stderr)
+tests = (
+('gcc a.c', 'a.c', 3, 1, '',
+"""
+a.c: In function 'main':
+a.c:3:1: error: expected expression before '}' token
+ }
+  ^
+"""),
+
+('clang a.c', 'a.c', 3, 1, '',
+"""
+a.c:3:1: error: expected expression
+}
+^
+"""),
+
+('perl a.pl', 'a.pl', 3, None, '',
+"""
+syntax error at a.pl line 3, at EOF
+Execution of a.pl aborted due to compilation errors.
+"""),
+
+('perl a.pl', 'a.pl', 2, None, '',
+"""
+Search pattern not terminated at a.pl line 2.
+"""),
+
+('sh a.sh', 'a.sh', 2, None, '',
+"""
+a.sh: line 2: foo: command not found
+"""),
+
+('zsh a.sh', 'a.sh', 2, None, '',
+"""
+a.sh:2: command not found: foo
+"""),
+
+('bash a.sh', 'a.sh', 2, None, '',
+"""
+a.sh: line 2: foo: command not found
+"""),
+
+('rustc a.rs', 'a.rs', 2, 5, '',
+"""
+a.rs:2:5: 2:6 error: unexpected token: `+`
+a.rs:2     +
+           ^
+"""),
+
+('cargo build', 'src/lib.rs', 3, 5, '',
+"""
+   Compiling test v0.1.0 (file:///tmp/fix-error/test)
+   src/lib.rs:3:5: 3:6 error: unexpected token: `+`
+   src/lib.rs:3     +
+                    ^
+Could not compile `test`.
+
+To learn more, run the command again with --verbose.
+"""),
+
+('python a.py', 'a.py', 2, None, '',
+"""
+  File "a.py", line 2
+      +
+          ^
+SyntaxError: invalid syntax
+"""),
+
+('python a.py', 'a.py', 8, None, '',
+"""
+Traceback (most recent call last):
+  File "a.py", line 8, in <module>
+    match("foo")
+  File "a.py", line 5, in match
+    m = re.search(None, command)
+  File "/usr/lib/python3.4/re.py", line 170, in search
+    return _compile(pattern, flags).search(string)
+  File "/usr/lib/python3.4/re.py", line 293, in _compile
+    raise TypeError("first argument must be string or compiled pattern")
+TypeError: first argument must be string or compiled pattern
+"""),
+
+('ruby a.rb', 'a.rb', 3, None, '',
+"""
+a.rb:3: syntax error, unexpected keyword_end
+"""),
+
+('lua a.lua', 'a.lua', 2, None, '',
+"""
+lua: a.lua:2: unexpected symbol near '+'
+"""),
+
+('fish a.sh', '/tmp/fix-error/a.sh', 2, None, '',
+"""
+fish: Unknown command 'foo'
+/tmp/fix-error/a.sh (line 2): foo
+                              ^
+"""),
+
+('./a', './a', 2, None, '',
+"""
+awk: ./a:2: BEGIN { print "Hello, world!" + }
+awk: ./a:2:                                 ^ syntax error
+"""),
+
+('llc a.ll', 'a.ll', 1, 2, '',
+"""
+llc: a.ll:1:2: error: expected top-level entity
++
+^
+"""),
+
+('go build a.go', 'a.go', 1, 2, '',
+"""
+can't load package:
+a.go:1:2: expected 'package', found '+'
+"""),
+
+('make', 'Makefile', 2, None, '',
+"""
+bidule
+make: bidule: Command not found
+Makefile:2: recipe for target 'target' failed
+make: *** [target] Error 127
+"""),
+
+('git st', '/home/martin/.config/git/config', 1, None, '',
+"""
+fatal: bad config file line 1 in /home/martin/.config/git/config
+"""),
+
+('node fuck.js asdf qwer', '/Users/pablo/Workspace/barebones/fuck.js', '2', 5, '',
+"""
+/Users/pablo/Workspace/barebones/fuck.js:2
+conole.log(arg);  // this should read console.log(arg);
+^
+ReferenceError: conole is not defined
+    at /Users/pablo/Workspace/barebones/fuck.js:2:5
+    at Array.forEach (native)
+    at Object.<anonymous> (/Users/pablo/Workspace/barebones/fuck.js:1:85)
+    at Module._compile (module.js:460:26)
+    at Object.Module._extensions..js (module.js:478:10)
+    at Module.load (module.js:355:32)
+    at Function.Module._load (module.js:310:12)
+    at Function.Module.runMain (module.js:501:10)
+    at startup (node.js:129:16)
+    at node.js:814:3
+"""),
+
+('pep8', './tests/rules/test_systemctl.py', 17, 80,
+"""
+./tests/rules/test_systemctl.py:17:80: E501 line too long (93 > 79 characters)
+./tests/rules/test_systemctl.py:18:80: E501 line too long (103 > 79 characters)
+./tests/rules/test_whois.py:20:80: E501 line too long (89 > 79 characters)
+./tests/rules/test_whois.py:22:80: E501 line too long (83 > 79 characters)
+""", ''),
+
+('py.test', '/home/thefuck/tests/rules/test_fix_file.py', 218, None,
+"""
+monkeypatch = <_pytest.monkeypatch.monkeypatch object at 0x7fdb76a25b38>
+test = ('fish a.sh', '/tmp/fix-error/a.sh', 2, None, '', "\\nfish: Unknown command 'foo'\\n/tmp/fix-error/a.sh (line 2): foo\\n                              ^\\n")
+
+    @pytest.mark.parametrize('test', tests)
+    @pytest.mark.usefixtures('no_memoize')
+    def test_get_new_command(monkeypatch, test):
+>       mocker.patch('os.path.isfile', return_value=True)
+E       NameError: name 'mocker' is not defined
+
+/home/thefuck/tests/rules/test_fix_file.py:218: NameError
+""", ''),
+)
+
+
+@pytest.mark.parametrize('test', tests)
+@pytest.mark.usefixtures('no_memoize')
+def test_match(mocker, monkeypatch, test):
+    mocker.patch('os.path.isfile', return_value=True)
+    monkeypatch.setenv('EDITOR', 'dummy_editor')
+    assert match(Command(stdout=test[4], stderr=test[5]))
+
+
+@pytest.mark.parametrize('test', tests)
+@pytest.mark.usefixtures('no_memoize')
+def test_no_editor(mocker, monkeypatch, test):
+    mocker.patch('os.path.isfile', return_value=True)
+    if 'EDITOR' in os.environ:
+        monkeypatch.delenv('EDITOR')
+
+    assert not match(Command(stdout=test[4], stderr=test[5]))
+
+
+@pytest.mark.parametrize('test', tests)
+@pytest.mark.usefixtures('no_memoize')
+def test_not_file(mocker, monkeypatch, test):
+    mocker.patch('os.path.isfile', return_value=False)
+    monkeypatch.setenv('EDITOR', 'dummy_editor')
+
+    assert not match(Command(stdout=test[4], stderr=test[5]))
+
+
+@pytest.mark.parametrize('test', tests)
+@pytest.mark.usefixtures('no_memoize')
+def test_get_new_command(mocker, monkeypatch, test):
+    mocker.patch('os.path.isfile', return_value=True)
+    monkeypatch.setenv('EDITOR', 'dummy_editor')
+
+    cmd = Command(script=test[0], stdout=test[4], stderr=test[5])
+    #assert (get_new_command(cmd, Settings({})) ==
+    #    'dummy_editor {} +{} && {}'.format(test[1], test[2], test[0]))
+
+
+@pytest.mark.parametrize('test', tests)
+@pytest.mark.usefixtures('no_memoize')
+def test_get_new_command_with_settings(mocker, monkeypatch, test, settings):
+    mocker.patch('os.path.isfile', return_value=True)
+    monkeypatch.setenv('EDITOR', 'dummy_editor')
+
+    cmd = Command(script=test[0], stdout=test[4], stderr=test[5])
+    settings.fixcolcmd = '{editor} {file} +{line}:{col}'
+
+    if test[3]:
+        assert (get_new_command(cmd) ==
+            'dummy_editor {} +{}:{} && {}'.format(test[1], test[2], test[3], test[0]))
+    else:
+        assert (get_new_command(cmd) ==
+            'dummy_editor {} +{} && {}'.format(test[1], test[2], test[0]))

tests/rules/test_git_add.py

@@ -18,7 +18,7 @@ def did_not_match(target, did_you_forget=True):
     Command(script='git commit unknown',
             stderr=did_not_match('unknown'))])  # Older versions of Git
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command', [
@@ -27,7 +27,7 @@ def test_match(command):
     Command(script='git commit unknown',  # Newer versions of Git
             stderr=did_not_match('unknown', False))])
 def test_not_match(command):
-    assert not match(command, None)
+    assert not match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
@@ -36,4 +36,4 @@ def test_not_match(command):
     (Command('git commit unknown', stderr=did_not_match('unknown')),  # Old Git
      'git add -- unknown && git commit unknown')])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_git_branch_delete.py

@@ -12,11 +12,11 @@ If you are sure you want to delete it, run 'git branch -D branch'.
 
 
 def test_match(stderr):
-    assert match(Command('git branch -d branch', stderr=stderr), None)
-    assert not match(Command('git branch -d branch'), None)
-    assert not match(Command('ls', stderr=stderr), None)
+    assert match(Command('git branch -d branch', stderr=stderr))
+    assert not match(Command('git branch -d branch'))
+    assert not match(Command('ls', stderr=stderr))
 
 
 def test_get_new_command(stderr):
-    assert get_new_command(Command('git branch -d branch', stderr=stderr), None)\
+    assert get_new_command(Command('git branch -d branch', stderr=stderr))\
         == "git branch -D branch"

tests/rules/test_git_branch_list.py

@@ -2,17 +2,18 @@ from thefuck import shells
 from thefuck.rules.git_branch_list import match, get_new_command
 from tests.utils import Command
 
+
 def test_match():
-    assert match(Command('git branch list'), None)
+    assert match(Command('git branch list'))
 
 
 def test_not_match():
-    assert not match(Command(), None)
-    assert not match(Command('git commit'), None)
-    assert not match(Command('git branch'), None)
-    assert not match(Command('git stash list'), None)
+    assert not match(Command())
+    assert not match(Command('git commit'))
+    assert not match(Command('git branch'))
+    assert not match(Command('git stash list'))
 
 
 def test_get_new_command():
-    assert (get_new_command(Command('git branch list'), None) ==
+    assert (get_new_command(Command('git branch list')) ==
             shells.and_('git branch --delete list', 'git branch'))

tests/rules/test_git_checkout.py

@@ -21,7 +21,7 @@ def get_branches(mocker):
     Command(script='git checkout unknown', stderr=did_not_match('unknown')),
     Command(script='git commit unknown', stderr=did_not_match('unknown'))])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command', [
@@ -30,7 +30,7 @@ def test_match(command):
     Command(script='git checkout known', stderr=('')),
     Command(script='git commit known', stderr=(''))])
 def test_not_match(command):
-    assert not match(command, None)
+    assert not match(command)
 
 
 @pytest.mark.parametrize('branches, command, new_command', [
@@ -50,4 +50,4 @@ def test_not_match(command):
      'git commit test-random-branch-123')])
 def test_get_new_command(branches, command, new_command, get_branches):
     get_branches.return_value = branches
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_git_diff_staged.py

@@ -7,7 +7,7 @@ from tests.utils import Command
     Command(script='git diff foo'),
     Command(script='git diff')])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command', [
@@ -16,11 +16,11 @@ def test_match(command):
     Command(script='git branch'),
     Command(script='git log')])
 def test_not_match(command):
-    assert not match(command, None)
+    assert not match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
     (Command('git diff'), 'git diff --staged'),
     (Command('git diff foo'), 'git diff --staged foo')])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_git_fix_stash.py

@@ -10,7 +10,7 @@ usage: git stash list [<options>]
    or: git stash ( pop | apply ) [--index] [-q|--quiet] [<stash>]
    or: git stash branch <branchname> [<stash>]
    or: git stash [save [--patch] [-k|--[no-]keep-index] [-q|--quiet]
-		       [-u|--include-untracked] [-a|--all] [<message>]]
+\t\t       [-u|--include-untracked] [-a|--all] [<message>]]
    or: git stash clear
 '''
 
@@ -20,7 +20,7 @@ usage: git stash list [<options>]
     'git stash Some message',
     'git stash saev Some message'])
 def test_match(wrong):
-    assert match(Command(wrong, stderr=git_stash_err), None)
+    assert match(Command(wrong, stderr=git_stash_err))
 
 
 @pytest.mark.parametrize('wrong,fixed', [
@@ -28,4 +28,4 @@ def test_match(wrong):
     ('git stash Some message', 'git stash save Some message'),
     ('git stash saev Some message', 'git stash save Some message')])
 def test_get_new_command(wrong, fixed):
-    assert get_new_command(Command(wrong, stderr=git_stash_err), None) == fixed
+    assert get_new_command(Command(wrong, stderr=git_stash_err)) == fixed

tests/rules/test_git_not_command.py

@@ -30,8 +30,8 @@ def git_not_command_closest():
     return '''git: 'tags' is not a git command. See 'git --help'.
 
 Did you mean one of these?
-	stage
-	tag
+\tstage
+\ttag
 '''
 
 
@@ -41,17 +41,17 @@ def git_command():
 
 
 def test_match(git_not_command, git_command, git_not_command_one_of_this):
-    assert match(Command('git brnch', stderr=git_not_command), None)
-    assert match(Command('git st', stderr=git_not_command_one_of_this), None)
-    assert not match(Command('ls brnch', stderr=git_not_command), None)
-    assert not match(Command('git branch', stderr=git_command), None)
+    assert match(Command('git brnch', stderr=git_not_command))
+    assert match(Command('git st', stderr=git_not_command_one_of_this))
+    assert not match(Command('ls brnch', stderr=git_not_command))
+    assert not match(Command('git branch', stderr=git_command))
 
 
 def test_get_new_command(git_not_command, git_not_command_one_of_this,
                          git_not_command_closest):
-    assert get_new_command(Command('git brnch', stderr=git_not_command), None) \
-           == 'git branch'
-    assert get_new_command(Command('git st', stderr=git_not_command_one_of_this),
-                           None) == 'git status'
-    assert get_new_command(Command('git tags', stderr=git_not_command_closest),
-                           None) == 'git tag'
+    assert get_new_command(Command('git brnch', stderr=git_not_command)) \
+           == ['git branch']
+    assert get_new_command(Command('git st', stderr=git_not_command_one_of_this)) \
+           == ['git stats', 'git stash', 'git stage']
+    assert get_new_command(Command('git tags', stderr=git_not_command_closest)) \
+           == ['git tag', 'git stage']

tests/rules/test_git_pull.py

@@ -19,11 +19,11 @@ If you wish to set tracking information for this branch you can do so with:
 
 
 def test_match(stderr):
-    assert match(Command('git pull', stderr=stderr), None)
-    assert not match(Command('git pull'), None)
-    assert not match(Command('ls', stderr=stderr), None)
+    assert match(Command('git pull', stderr=stderr))
+    assert not match(Command('git pull'))
+    assert not match(Command('ls', stderr=stderr))
 
 
 def test_get_new_command(stderr):
-    assert get_new_command(Command('git pull', stderr=stderr), None) \
+    assert get_new_command(Command('git pull', stderr=stderr)) \
            == "git branch --set-upstream-to=origin/master master && git pull"

tests/rules/test_git_pull_clone.py

@@ -12,10 +12,10 @@ Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
 @pytest.mark.parametrize('command', [
     Command(script='git pull git@github.com:mcarton/thefuck.git', stderr=git_err)])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command, output', [
     (Command(script='git pull git@github.com:mcarton/thefuck.git', stderr=git_err), 'git clone git@github.com:mcarton/thefuck.git')])
 def test_get_new_command(command, output):
-    assert get_new_command(command, None) == output
+    assert get_new_command(command) == output

tests/rules/test_git_push.py

@@ -14,11 +14,11 @@ To push the current branch and set the remote as upstream, use
 
 
 def test_match(stderr):
-    assert match(Command('git push master', stderr=stderr), None)
-    assert not match(Command('git push master'), None)
-    assert not match(Command('ls', stderr=stderr), None)
+    assert match(Command('git push master', stderr=stderr))
+    assert not match(Command('git push master'))
+    assert not match(Command('ls', stderr=stderr))
 
 
 def test_get_new_command(stderr):
-    assert get_new_command(Command('git push', stderr=stderr), None)\
+    assert get_new_command(Command('git push', stderr=stderr))\
         == "git push --set-upstream origin master"

tests/rules/test_git_push_force.py

@@ -30,7 +30,7 @@ To /tmp/bar
     Command(script='git push nvbn', stderr=git_err),
     Command(script='git push nvbn master', stderr=git_err)])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command', [
@@ -41,7 +41,7 @@ def test_match(command):
     Command(script='git push nvbn', stderr=git_ok),
     Command(script='git push nvbn master', stderr=git_uptodate)])
 def test_not_match(command):
-    assert not match(command, None)
+    assert not match(command)
 
 
 @pytest.mark.parametrize('command, output', [
@@ -49,4 +49,4 @@ def test_not_match(command):
     (Command(script='git push nvbn', stderr=git_err), 'git push --force nvbn'),
     (Command(script='git push nvbn master', stderr=git_err), 'git push --force nvbn master')])
 def test_get_new_command(command, output):
-    assert get_new_command(command, None) == output
+    assert get_new_command(command) == output

tests/rules/test_git_push_pull.py

@@ -30,7 +30,7 @@ To /tmp/bar
     Command(script='git push nvbn', stderr=git_err),
     Command(script='git push nvbn master', stderr=git_err)])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command', [
@@ -41,7 +41,7 @@ def test_match(command):
     Command(script='git push nvbn', stderr=git_ok),
     Command(script='git push nvbn master', stderr=git_uptodate)])
 def test_not_match(command):
-    assert not match(command, None)
+    assert not match(command)
 
 
 @pytest.mark.parametrize('command, output', [
@@ -51,4 +51,4 @@ def test_not_match(command):
     (Command(script='git push nvbn master', stderr=git_err),
      'git pull nvbn master && git push nvbn master')])
 def test_get_new_command(command, output):
-    assert get_new_command(command, None) == output
+    assert get_new_command(command) == output

tests/rules/test_git_stash.py

@@ -18,14 +18,14 @@ rebase_error = (
     Command(script='git cherry-pick a1b2c3d', stderr=cherry_pick_error),
     Command(script='git rebase -i HEAD~7', stderr=rebase_error)])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command', [
     Command(script='git cherry-pick a1b2c3d', stderr=('')),
     Command(script='git rebase -i HEAD~7', stderr=(''))])
 def test_not_match(command):
-    assert not match(command, None)
+    assert not match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
@@ -34,4 +34,4 @@ def test_not_match(command):
     (Command('git rebase -i HEAD~7', stderr=rebase_error),
      'git stash && git rebase -i HEAD~7')])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_go_run.py

@@ -7,11 +7,11 @@ from tests.utils import Command
     Command(script='go run foo'),
     Command(script='go run bar')])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
     (Command('go run foo'), 'go run foo.go'),
     (Command('go run bar'), 'go run bar.go')])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_grep_recursive.py

@@ -3,10 +3,10 @@ from tests.utils import Command
 
 
 def test_match():
-    assert match(Command('grep blah .', stderr='grep: .: Is a directory'), None)
-    assert not match(Command(), None)
+    assert match(Command('grep blah .', stderr='grep: .: Is a directory'))
+    assert not match(Command())
 
 
 def test_get_new_command():
     assert get_new_command(
-        Command('grep blah .'), None) == 'grep -r blah .'
+        Command('grep blah .')) == 'grep -r blah .'

tests/rules/test_gulp_not_task.py

@@ -11,18 +11,18 @@ def stdout(task):
 
 
 def test_match():
-    assert match(Command('gulp srve', stdout('srve')), None)
+    assert match(Command('gulp srve', stdout('srve')))
 
 
 @pytest.mark.parametrize('script, stdout', [
     ('gulp serve', ''),
     ('cat srve', stdout('srve'))])
 def test_not_march(script, stdout):
-    assert not match(Command(script, stdout), None)
+    assert not match(Command(script, stdout))
 
 
 def test_get_new_command(mocker):
     mocker.patch('thefuck.rules.gulp_not_task.get_gulp_tasks', return_value=[
         'serve', 'build', 'default'])
     command = Command('gulp srve', stdout('srve'))
-    assert get_new_command(command, None) == 'gulp serve'
+    assert get_new_command(command) == ['gulp serve', 'gulp default']

tests/rules/test_has_exists_script.py

@@ -4,17 +4,14 @@ from thefuck.rules.has_exists_script import match, get_new_command
 
 def test_match():
     with patch('os.path.exists', return_value=True):
-        assert match(Mock(script='main', stderr='main: command not found'),
-                     None)
+        assert match(Mock(script='main', stderr='main: command not found'))
         assert match(Mock(script='main --help',
-                          stderr='main: command not found'),
-                     None)
-        assert not match(Mock(script='main', stderr=''), None)
+                          stderr='main: command not found'))
+        assert not match(Mock(script='main', stderr=''))
 
     with patch('os.path.exists', return_value=False):
-        assert not match(Mock(script='main', stderr='main: command not found'),
-                         None)
+        assert not match(Mock(script='main', stderr='main: command not found'))
 
 
 def test_get_new_command():
-    assert get_new_command(Mock(script='main --help'), None) == './main --help'
+    assert get_new_command(Mock(script='main --help')) == './main --help'

tests/rules/test_heroku_not_command.py

@@ -16,19 +16,19 @@ no_suggest_stderr = ''' !    `aaaaa` is not a heroku command.
 @pytest.mark.parametrize('cmd', ['log', 'pge'])
 def test_match(cmd):
     assert match(
-        Command('heroku {}'.format(cmd), stderr=suggest_stderr(cmd)), None)
+        Command('heroku {}'.format(cmd), stderr=suggest_stderr(cmd)))
 
 
 @pytest.mark.parametrize('script, stderr', [
     ('cat log', suggest_stderr('log')),
     ('heroku aaa', no_suggest_stderr)])
 def test_not_match(script, stderr):
-    assert not match(Command(script, stderr=stderr), None)
+    assert not match(Command(script, stderr=stderr))
 
 
 @pytest.mark.parametrize('cmd, result', [
-    ('log', 'heroku logs'),
-    ('pge', 'heroku pg')])
+    ('log', ['heroku logs', 'heroku pg']),
+    ('pge', ['heroku pg', 'heroku logs'])])
 def test_get_new_command(cmd, result):
     command = Command('heroku {}'.format(cmd), stderr=suggest_stderr(cmd))
-    assert get_new_command(command, None) == result
+    assert get_new_command(command) == result

tests/rules/test_history.py

@@ -25,13 +25,13 @@ def callables(mocker):
 @pytest.mark.usefixtures('history', 'callables', 'no_memoize', 'alias')
 @pytest.mark.parametrize('script', ['ls cet', 'daff x'])
 def test_match(script):
-    assert match(Command(script=script), None)
+    assert match(Command(script=script))
 
 
 @pytest.mark.usefixtures('history', 'callables', 'no_memoize', 'alias')
 @pytest.mark.parametrize('script', ['apt-get', 'nocommand y'])
 def test_not_match(script):
-    assert not match(Command(script=script), None)
+    assert not match(Command(script=script))
 
 
 @pytest.mark.usefixtures('history', 'callables', 'no_memoize', 'alias')
@@ -39,4 +39,4 @@ def test_not_match(script):
     ('ls cet', 'ls cat'),
     ('daff x', 'diff x')])
 def test_get_new_command(script, result):
-    assert get_new_command(Command(script), None) == result
+    assert get_new_command(Command(script)) == result

tests/rules/test_java.py

@@ -7,11 +7,11 @@ from tests.utils import Command
     Command(script='java foo.java'),
     Command(script='java bar.java')])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
     (Command('java foo.java'), 'java foo'),
     (Command('java bar.java'), 'java bar')])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_javac.py

@@ -7,11 +7,11 @@ from tests.utils import Command
     Command(script='javac foo'),
     Command(script='javac bar')])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
     (Command('javac foo'), 'javac foo.java'),
     (Command('javac bar'), 'javac bar.java')])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_lein_not_task.py

@@ -1,6 +1,6 @@
 import pytest
-from mock import Mock
 from thefuck.rules.lein_not_task import match, get_new_command
+from tests.utils import Command
 
 
 @pytest.fixture
@@ -9,14 +9,15 @@ def is_not_task():
 
 Did you mean this?
          repl
+         jar
 '''
 
 
 def test_match(is_not_task):
-    assert match(Mock(script='lein rpl', stderr=is_not_task), None)
-    assert not match(Mock(script='ls', stderr=is_not_task), None)
+    assert match(Command(script='lein rpl', stderr=is_not_task))
+    assert not match(Command(script='ls', stderr=is_not_task))
 
 
 def test_get_new_command(is_not_task):
-    assert get_new_command(Mock(script='lein rpl --help', stderr=is_not_task),
-                           None) == 'lein repl --help'
+    assert get_new_command(Command(script='lein rpl --help', stderr=is_not_task)) \
+           == ['lein repl --help', 'lein jar --help']

tests/rules/test_ls_lah.py

@@ -1,16 +1,16 @@
-from mock import patch, Mock
 from thefuck.rules.ls_lah import match, get_new_command
+from tests.utils import Command
 
 
 def test_match():
-    assert match(Mock(script='ls'), None)
-    assert match(Mock(script='ls file.py'), None)
-    assert match(Mock(script='ls /opt'), None)
-    assert not match(Mock(script='ls -lah /opt'), None)
-    assert not match(Mock(script='pacman -S binutils'), None)
-    assert not match(Mock(script='lsof'), None)
+    assert match(Command(script='ls'))
+    assert match(Command(script='ls file.py'))
+    assert match(Command(script='ls /opt'))
+    assert not match(Command(script='ls -lah /opt'))
+    assert not match(Command(script='pacman -S binutils'))
+    assert not match(Command(script='lsof'))
 
 
 def test_get_new_command():
-    assert get_new_command(Mock(script='ls file.py'), None) == 'ls -lah file.py'
-    assert get_new_command(Mock(script='ls'), None) == 'ls -lah'
+    assert get_new_command(Command(script='ls file.py')) == 'ls -lah file.py'
+    assert get_new_command(Command(script='ls')) == 'ls -lah'

tests/rules/test_man.py

@@ -12,18 +12,18 @@ from tests.utils import Command
     Command('man -s 2 read'),
     Command('man -s 3 read')])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command', [
     Command('man'),
     Command('man ')])
 def test_not_match(command):
-    assert not match(command, None)
+    assert not match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
-    (Command('man read'), 'man 3 read'),
+    (Command('man read'), ['man 3 read', 'man 2 read']),
     (Command('man 2 read'), 'man 3 read'),
     (Command('man 3 read'), 'man 2 read'),
     (Command('man -s2 read'), 'man -s3 read'),
@@ -31,4 +31,4 @@ def test_not_match(command):
     (Command('man -s 2 read'), 'man -s 3 read'),
     (Command('man -s 3 read'), 'man -s 2 read')])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_man_no_space.py

@@ -3,10 +3,10 @@ from tests.utils import Command
 
 
 def test_match():
-    assert match(Command('mandiff', stderr='mandiff: command not found'), None)
-    assert not match(Command(), None)
+    assert match(Command('mandiff', stderr='mandiff: command not found'))
+    assert not match(Command())
 
 
 def test_get_new_command():
     assert get_new_command(
-        Command('mandiff'), None) == 'man diff'
+        Command('mandiff')) == 'man diff'

tests/rules/test_mercurial.py

@@ -2,7 +2,7 @@ import pytest
 
 from tests.utils import Command
 from thefuck.rules.mercurial import (
-    extract_possisiblities, match, get_new_command
+    extract_possibilities, match, get_new_command
 )
 
 
@@ -37,7 +37,7 @@ from thefuck.rules.mercurial import (
     )),
 ])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command', [
@@ -63,7 +63,7 @@ def test_match(command):
     )),
 ])
 def test_not_match(command):
-    assert not match(command, None)
+    assert not match(command)
 
 
 @pytest.mark.parametrize('command, possibilities', [
@@ -96,8 +96,8 @@ def test_not_match(command):
         '\n    rebase recover remove rename resolve revert'
     )), ['rebase', 'recover', 'remove', 'rename', 'resolve', 'revert']),
 ])
-def test_extract_possisiblities(command, possibilities):
-    assert extract_possisiblities(command) == possibilities
+def test_extract_possibilities(command, possibilities):
+    assert extract_possibilities(command) == possibilities
 
 
 @pytest.mark.parametrize('command, new_command', [
@@ -131,4 +131,4 @@ def test_extract_possisiblities(command, possibilities):
     )), 'hg rebase re'),
 ])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_mkdir_p.py

@@ -3,20 +3,29 @@ from thefuck.rules.mkdir_p import match, get_new_command
 from tests.utils import Command
 
 
-def test_match():
-    assert match(Command('mkdir foo/bar/baz',
-                         stderr='mkdir: foo/bar: No such file or directory'),
-                 None)
+@pytest.mark.parametrize('command', [
+    Command('mkdir foo/bar/baz', stderr='mkdir: foo/bar: No such file or directory'),
+    Command('./bin/hdfs dfs -mkdir foo/bar/baz', stderr='mkdir: `foo/bar/baz\': No such file or directory'),
+    Command('hdfs dfs -mkdir foo/bar/baz', stderr='mkdir: `foo/bar/baz\': No such file or directory')
+    ])
+def test_match(command):
+    assert match(command)
 
 
 @pytest.mark.parametrize('command', [
     Command('mkdir foo/bar/baz'),
     Command('mkdir foo/bar/baz', stderr='foo bar baz'),
+    Command('hdfs dfs -mkdir foo/bar/baz'),
+    Command('./bin/hdfs dfs -mkdir foo/bar/baz'),
     Command()])
 def test_not_match(command):
-    assert not match(command, None)
+    assert not match(command)
 
 
-def test_get_new_command():
-    assert get_new_command(Command('mkdir foo/bar/baz'), None)\
-           == 'mkdir -p foo/bar/baz'
+@pytest.mark.parametrize('command, new_command', [
+    (Command('mkdir foo/bar/baz'), 'mkdir -p foo/bar/baz'),
+    (Command('hdfs dfs -mkdir foo/bar/baz'), 'hdfs dfs -mkdir -p foo/bar/baz'),
+    (Command('./bin/hdfs dfs -mkdir foo/bar/baz'), './bin/hdfs dfs -mkdir -p foo/bar/baz')])
+def test_get_new_command(command, new_command):
+    assert get_new_command(command) == new_command
+

tests/rules/test_mvn_no_command.py

@@ -0,0 +1,40 @@
+import pytest
+from thefuck.rules.mvn_no_command import match, get_new_command
+from tests.utils import Command
+
+
+@pytest.mark.parametrize('command', [
+    Command(script='mvn', stdout='[ERROR] No goals have been specified for this build. You must specify a valid lifecycle phase or a goal in the format <plugin-prefix>:<goal> or <plugin-group-id>:<plugin-artifact-id>[:<plugin-version>]:<goal>. Available lifecycle phases are: validate, initialize, generate-sources, process-sources, generate-resources, process-resources, compile, process-classes, generate-test-sources, process-test-sources, generate-test-resources, process-test-resources, test-compile, process-test-classes, test, prepare-package, package, pre-integration-test, integration-test, post-integration-test, verify, install, deploy, pre-clean, clean, post-clean, pre-site, site, post-site, site-deploy. -> [Help 1]')])
+def test_match(command):
+    assert match(command)
+
+
+@pytest.mark.parametrize('command', [
+    Command(script='mvn clean', stdout="""
+[INFO] Scanning for projects...[INFO]                                                                         
+[INFO] ------------------------------------------------------------------------
+[INFO] Building test 0.2
+[INFO] ------------------------------------------------------------------------
+[INFO] 
+[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ test ---
+[INFO] Deleting /home/mlk/code/test/target
+[INFO] ------------------------------------------------------------------------
+[INFO] BUILD SUCCESS
+[INFO] ------------------------------------------------------------------------
+[INFO] Total time: 0.477s
+[INFO] Finished at: Wed Aug 26 13:05:47 BST 2015
+[INFO] Final Memory: 6M/240M
+[INFO] ------------------------------------------------------------------------
+"""),
+    Command(script='mvn --help'),
+    Command(script='mvn -v')
+])
+def test_not_match(command):
+    assert not match(command)
+
+@pytest.mark.parametrize('command, new_command', [
+    (Command(script='mvn', stdout='[ERROR] No goals have been specified for this build. You must specify a valid lifecycle phase or a goal in the format <plugin-prefix>:<goal> or <plugin-group-id>:<plugin-artifact-id>[:<plugin-version>]:<goal>. Available lifecycle phases are: validate, initialize, generate-sources, process-sources, generate-resources, process-resources, compile, process-classes, generate-test-sources, process-test-sources, generate-test-resources, process-test-resources, test-compile, process-test-classes, test, prepare-package, package, pre-integration-test, integration-test, post-integration-test, verify, install, deploy, pre-clean, clean, post-clean, pre-site, site, post-site, site-deploy. -> [Help 1]'), ['mvn clean package', 'mvn clean install']),
+    (Command(script='mvn -N', stdout='[ERROR] No goals have been specified for this build. You must specify a valid lifecycle phase or a goal in the format <plugin-prefix>:<goal> or <plugin-group-id>:<plugin-artifact-id>[:<plugin-version>]:<goal>. Available lifecycle phases are: validate, initialize, generate-sources, process-sources, generate-resources, process-resources, compile, process-classes, generate-test-sources, process-test-sources, generate-test-resources, process-test-resources, test-compile, process-test-classes, test, prepare-package, package, pre-integration-test, integration-test, post-integration-test, verify, install, deploy, pre-clean, clean, post-clean, pre-site, site, post-site, site-deploy. -> [Help 1]'), ['mvn -N clean package', 'mvn -N clean install'])])
+def test_get_new_command(command, new_command):
+    assert get_new_command(command) == new_command
+

tests/rules/test_mvn_unknown_lifecycle_phase.py

@@ -0,0 +1,40 @@
+import pytest
+from thefuck.rules.mvn_unknown_lifecycle_phase import match, get_new_command
+from tests.utils import Command
+
+
+@pytest.mark.parametrize('command', [
+    Command(script='mvn cle', stdout='[ERROR] Unknown lifecycle phase "cle". You must specify a valid lifecycle phase or a goal in the format <plugin-prefix>:<goal> or <plugin-group-id>:<plugin-artifact-id>[:<plugin-version>]:<goal>. Available lifecycle phases are: validate, initialize, generate-sources, process-sources, generate-resources, process-resources, compile, process-classes, generate-test-sources, process-test-sources, generate-test-resources, process-test-resources, test-compile, process-test-classes, test, prepare-package, package, pre-integration-test, integration-test, post-integration-test, verify, install, deploy, pre-clean, clean, post-clean, pre-site, site, post-site, site-deploy. -> [Help 1]')])
+def test_match(command):
+    assert match(command)
+
+
+@pytest.mark.parametrize('command', [
+    Command(script='mvn clean', stdout="""
+[INFO] Scanning for projects...[INFO]                                                                         
+[INFO] ------------------------------------------------------------------------
+[INFO] Building test 0.2
+[INFO] ------------------------------------------------------------------------
+[INFO] 
+[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ test ---
+[INFO] Deleting /home/mlk/code/test/target
+[INFO] ------------------------------------------------------------------------
+[INFO] BUILD SUCCESS
+[INFO] ------------------------------------------------------------------------
+[INFO] Total time: 0.477s
+[INFO] Finished at: Wed Aug 26 13:05:47 BST 2015
+[INFO] Final Memory: 6M/240M
+[INFO] ------------------------------------------------------------------------
+"""),
+    Command(script='mvn --help'),
+    Command(script='mvn -v')
+])
+def test_not_match(command):
+    assert not match(command)
+
+@pytest.mark.parametrize('command, new_command', [
+    (Command(script='mvn cle', stdout='[ERROR] Unknown lifecycle phase "cle". You must specify a valid lifecycle phase or a goal in the format <plugin-prefix>:<goal> or <plugin-group-id>:<plugin-artifact-id>[:<plugin-version>]:<goal>. Available lifecycle phases are: validate, initialize, generate-sources, process-sources, generate-resources, process-resources, compile, process-classes, generate-test-sources, process-test-sources, generate-test-resources, process-test-resources, test-compile, process-test-classes, test, prepare-package, package, pre-integration-test, integration-test, post-integration-test, verify, install, deploy, pre-clean, clean, post-clean, pre-site, site, post-site, site-deploy. -> [Help 1]'), ['mvn clean', 'mvn compile']),
+    (Command(script='mvn claen package', stdout='[ERROR] Unknown lifecycle phase "claen". You must specify a valid lifecycle phase or a goal in the format <plugin-prefix>:<goal> or <plugin-group-id>:<plugin-artifact-id>[:<plugin-version>]:<goal>. Available lifecycle phases are: validate, initialize, generate-sources, process-sources, generate-resources, process-resources, compile, process-classes, generate-test-sources, process-test-sources, generate-test-resources, process-test-resources, test-compile, process-test-classes, test, prepare-package, package, pre-integration-test, integration-test, post-integration-test, verify, install, deploy, pre-clean, clean, post-clean, pre-site, site, post-site, site-deploy. -> [Help 1]'), ['mvn clean package'])])
+def test_get_new_command(command, new_command):
+    assert get_new_command(command) == new_command
+

tests/rules/test_no_command.py

@@ -11,19 +11,17 @@ def get_all_executables(mocker):
 
 @pytest.mark.usefixtures('no_memoize')
 def test_match():
-    assert match(Command(stderr='vom: not found', script='vom file.py'), None)
-    assert match(Command(stderr='fucck: not found', script='fucck'), None)
-    assert not match(Command(stderr='qweqwe: not found', script='qweqwe'), None)
-    assert not match(Command(stderr='some text', script='vom file.py'), None)
+    assert match(Command(stderr='vom: not found', script='vom file.py'))
+    assert match(Command(stderr='fucck: not found', script='fucck'))
+    assert not match(Command(stderr='qweqwe: not found', script='qweqwe'))
+    assert not match(Command(stderr='some text', script='vom file.py'))
 
 
 @pytest.mark.usefixtures('no_memoize')
 def test_get_new_command():
     assert get_new_command(
         Command(stderr='vom: not found',
-                script='vom file.py'),
-        None) == 'vim file.py'
+                script='vom file.py')) == ['vim file.py']
     assert get_new_command(
         Command(stderr='fucck: not found',
-                script='fucck'),
-        Command) == 'fsck'
+                script='fucck')) == ['fsck']

tests/rules/test_no_such_file.py

@@ -8,7 +8,15 @@ from tests.utils import Command
     Command(script='mv foo bar/', stderr="mv: cannot move 'foo' to 'bar/': No such file or directory"),
     ])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
+
+
+@pytest.mark.parametrize('command', [
+    Command(script='mv foo bar/', stderr=""),
+    Command(script='mv foo bar/foo', stderr="mv: permission denied"),
+    ])
+def test_not_match(command):
+    assert not match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
@@ -16,4 +24,4 @@ def test_match(command):
     (Command(script='mv foo bar/', stderr="mv: cannot move 'foo' to 'bar/': No such file or directory"), 'mkdir -p bar && mv foo bar/'),
     ])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_open.py

@@ -9,9 +9,12 @@ from tests.utils import Command
     Command(script='open foo.org'),
     Command(script='open foo.net'),
     Command(script='open foo.se'),
-    Command(script='open foo.io')])
+    Command(script='open foo.io'),
+    Command(script='xdg-open foo.com'),
+    Command(script='gnome-open foo.com'),
+    Command(script='kde-open foo.com')])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
@@ -20,6 +23,9 @@ def test_match(command):
     (Command('open foo.org'), 'open http://foo.org'),
     (Command('open foo.net'), 'open http://foo.net'),
     (Command('open foo.se'), 'open http://foo.se'),
-    (Command('open foo.io'), 'open http://foo.io')])
+    (Command('open foo.io'), 'open http://foo.io'),
+    (Command('xdg-open foo.io'), 'xdg-open http://foo.io'),
+    (Command('gnome-open foo.io'), 'gnome-open http://foo.io'),
+    (Command('kde-open foo.io'), 'kde-open http://foo.io')])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_pacman.py

@@ -7,17 +7,14 @@ from tests.utils import Command
 
 pacman_cmd = getattr(pacman, 'pacman', 'pacman')
 
-PKGFILE_OUTPUT_CONVERT = '''
-extra/imagemagick 6.9.1.0-1\t/usr/bin/convert
-'''
+PKGFILE_OUTPUT_SUDO = 'core/sudo 1.8.13-13/usr/bin/sudo'
+PKGFILE_OUTPUT_CONVERT = 'extra/imagemagick 6.9.1.0-1\t/usr/bin/convert'
 
-PKGFILE_OUTPUT_VIM = '''
-extra/gvim 7.4.712-1        \t/usr/bin/vim
+PKGFILE_OUTPUT_VIM = '''extra/gvim 7.4.712-1        \t/usr/bin/vim
 extra/gvim-python3 7.4.712-1\t/usr/bin/vim
 extra/vim 7.4.712-1         \t/usr/bin/vim
 extra/vim-minimal 7.4.712-1 \t/usr/bin/vim
-extra/vim-python3 7.4.712-1 \t/usr/bin/vim
-'''
+extra/vim-python3 7.4.712-1 \t/usr/bin/vim'''
 
 
 @pytest.mark.skipif(not getattr(pacman, 'enabled_by_default', True),
@@ -26,44 +23,60 @@ extra/vim-python3 7.4.712-1 \t/usr/bin/vim
     Command(script='vim', stderr='vim: command not found'),
     Command(script='sudo vim', stderr='sudo: vim: command not found')])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command, return_value', [
     (Command(script='vim', stderr='vim: command not found'), PKGFILE_OUTPUT_VIM),
     (Command(script='sudo vim', stderr='sudo: vim: command not found'), PKGFILE_OUTPUT_VIM)])
-@patch('thefuck.rules.pacman.subprocess')
+@patch('thefuck.specific.archlinux.subprocess')
 @patch.multiple(pacman, create=True, pacman=pacman_cmd)
 def test_match_mocked(subp_mock, command, return_value):
     subp_mock.check_output.return_value = return_value
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command', [
     Command(script='vim', stderr=''), Command(),
     Command(script='sudo vim', stderr=''), Command()])
 def test_not_match(command):
-    assert not match(command, None)
+    assert not match(command)
+
+
+sudo_vim_possibilities = ['{} -S extra/gvim && sudo vim',
+                          '{} -S extra/gvim-python3 && sudo vim',
+                          '{} -S extra/vim && sudo vim',
+                          '{} -S extra/vim-minimal && sudo vim',
+                          '{} -S extra/vim-python3 && sudo vim']
+sudo_vim_possibilities = [s.format(pacman_cmd) for s in sudo_vim_possibilities]
+
+vim_possibilities = ['{} -S extra/gvim && vim',
+                     '{} -S extra/gvim-python3 && vim',
+                     '{} -S extra/vim && vim',
+                     '{} -S extra/vim-minimal && vim',
+                     '{} -S extra/vim-python3 && vim']
+vim_possibilities = [s.format(pacman_cmd) for s in vim_possibilities]
 
 
 @pytest.mark.skipif(not getattr(pacman, 'enabled_by_default', True),
                     reason='Skip if pacman is not available')
 @pytest.mark.parametrize('command, new_command', [
-    (Command('vim'), '{} -S extra/gvim && vim'.format(pacman_cmd)),
-    (Command('sudo vim'), '{} -S extra/gvim && sudo vim'.format(pacman_cmd)),
-    (Command('convert'), '{} -S extra/imagemagick && convert'.format(pacman_cmd)),
-    (Command('sudo convert'), '{} -S extra/imagemagick && sudo convert'.format(pacman_cmd))])
+    (Command('vim'), vim_possibilities),
+    (Command('sudo vim'), sudo_vim_possibilities),
+    (Command('convert'), ['{} -S extra/imagemagick && convert'.format(pacman_cmd)]),
+    (Command('sudo convert'), ['{} -S extra/imagemagick && sudo convert'.format(pacman_cmd)])])
 def test_get_new_command(command, new_command, mocker):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command
 
 
 @pytest.mark.parametrize('command, new_command, return_value', [
-    (Command('vim'), '{} -S extra/gvim && vim'.format(pacman_cmd), PKGFILE_OUTPUT_VIM),
-    (Command('sudo vim'), '{} -S extra/gvim && sudo vim'.format(pacman_cmd), PKGFILE_OUTPUT_VIM),
-    (Command('convert'), '{} -S extra/imagemagick && convert'.format(pacman_cmd), PKGFILE_OUTPUT_CONVERT),
-    (Command('sudo convert'), '{} -S extra/imagemagick && sudo convert'.format(pacman_cmd), PKGFILE_OUTPUT_CONVERT)])
-@patch('thefuck.rules.pacman.subprocess')
+    (Command('vim'), vim_possibilities, PKGFILE_OUTPUT_VIM),
+    (Command('sudo vim'), sudo_vim_possibilities, PKGFILE_OUTPUT_VIM),
+    (Command('convert'), ['{} -S extra/imagemagick && convert'.format(pacman_cmd)], PKGFILE_OUTPUT_CONVERT),
+    (Command('sudo'), ['{} -S core/sudo && sudo'.format(pacman_cmd)], PKGFILE_OUTPUT_SUDO),
+    (Command('sudo convert'), ['{} -S extra/imagemagick && sudo convert'.format(pacman_cmd)], PKGFILE_OUTPUT_CONVERT)])
+@patch('thefuck.specific.archlinux.subprocess')
 @patch.multiple(pacman, create=True, pacman=pacman_cmd)
 def test_get_new_command_mocked(subp_mock, command, new_command, return_value):
     subp_mock.check_output.return_value = return_value
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_pacman_not_found.py

@@ -0,0 +1,48 @@
+import pytest
+from mock import patch
+from thefuck.rules import pacman_not_found
+from thefuck.rules.pacman_not_found import match, get_new_command
+from tests.utils import Command
+
+PKGFILE_OUTPUT_LLC = '''extra/llvm 3.6.0-5      /usr/bin/llc
+extra/llvm35 3.5.2-13/usr/bin/llc'''
+
+
+@pytest.mark.skipif(not getattr(pacman_not_found, 'enabled_by_default', True),
+                    reason='Skip if pacman is not available')
+@pytest.mark.parametrize('command', [
+    Command(script='yaourt -S llc', stderr='error: target not found: llc'),
+    Command(script='pacman llc', stderr='error: target not found: llc'),
+    Command(script='sudo pacman llc', stderr='error: target not found: llc')])
+def test_match(command):
+    assert match(command)
+
+
+@pytest.mark.parametrize('command', [
+    Command(script='yaourt -S llc', stderr='error: target not found: llc'),
+    Command(script='pacman llc', stderr='error: target not found: llc'),
+    Command(script='sudo pacman llc', stderr='error: target not found: llc')])
+@patch('thefuck.specific.archlinux.subprocess')
+def test_match_mocked(subp_mock, command):
+    subp_mock.check_output.return_value = PKGFILE_OUTPUT_LLC
+    assert match(command)
+
+
+@pytest.mark.skipif(not getattr(pacman_not_found, 'enabled_by_default', True),
+                    reason='Skip if pacman is not available')
+@pytest.mark.parametrize('command, fixed', [
+    (Command(script='yaourt -S llc', stderr='error: target not found: llc'), ['yaourt -S extra/llvm', 'yaourt -S extra/llvm35']),
+    (Command(script='pacman -S llc', stderr='error: target not found: llc'), ['pacman -S extra/llvm', 'pacman -S extra/llvm35']),
+    (Command(script='sudo pacman -S llc', stderr='error: target not found: llc'), ['sudo pacman -S extra/llvm', 'sudo pacman -S extra/llvm35'])])
+def test_get_new_command(command, fixed):
+    assert get_new_command(command) == fixed
+
+
+@pytest.mark.parametrize('command, fixed', [
+    (Command(script='yaourt -S llc', stderr='error: target not found: llc'), ['yaourt -S extra/llvm', 'yaourt -S extra/llvm35']),
+    (Command(script='pacman -S llc', stderr='error: target not found: llc'), ['pacman -S extra/llvm', 'pacman -S extra/llvm35']),
+    (Command(script='sudo pacman -S llc', stderr='error: target not found: llc'), ['sudo pacman -S extra/llvm', 'sudo pacman -S extra/llvm35'])])
+@patch('thefuck.specific.archlinux.subprocess')
+def test_get_new_command_mocked(subp_mock, command, fixed):
+    subp_mock.check_output.return_value = PKGFILE_OUTPUT_LLC
+    assert get_new_command(command) == fixed

tests/rules/test_pip_unknown_command.py

@@ -14,12 +14,11 @@ def pip_unknown_cmd_without_recommend():
 
 
 def test_match(pip_unknown_cmd, pip_unknown_cmd_without_recommend):
-    assert match(Command('pip instatl', stderr=pip_unknown_cmd), None)
+    assert match(Command('pip instatl', stderr=pip_unknown_cmd))
     assert not match(Command('pip i',
-                             stderr=pip_unknown_cmd_without_recommend),
-                     None)
+                             stderr=pip_unknown_cmd_without_recommend))
 
 
 def test_get_new_command(pip_unknown_cmd):
-    assert get_new_command(Command('pip instatl', stderr=pip_unknown_cmd),
-                           None) == 'pip install'
+    assert get_new_command(Command('pip instatl',
+                                   stderr=pip_unknown_cmd)) == 'pip install'

tests/rules/test_python_command.py

@@ -3,10 +3,10 @@ from tests.utils import Command
 
 
 def test_match():
-    assert match(Command('temp.py', stderr='Permission denied'), None)
-    assert not match(Command(), None)
+    assert match(Command('temp.py', stderr='Permission denied'))
+    assert not match(Command())
 
 
 def test_get_new_command():
-    assert get_new_command(Command('./test_sudo.py'), None)\
+    assert get_new_command(Command('./test_sudo.py'))\
            == 'python ./test_sudo.py'

tests/rules/test_python_execute.py

@@ -7,11 +7,11 @@ from tests.utils import Command
     Command(script='python foo'),
     Command(script='python bar')])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
     (Command('python foo'), 'python foo.py'),
     (Command('python bar'), 'python bar.py')])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_quotation_marks.py

@@ -8,7 +8,7 @@ from tests.utils import Command
     Command(script="git commit -am \"Mismatched Quotation Marks\'"),
     Command(script="echo \"hello\'")])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
@@ -16,4 +16,4 @@ def test_match(command):
     (Command("git commit -am \"Mismatched Quotation Marks\'"), "git commit -am \"Mismatched Quotation Marks\""),
     (Command("echo \"hello\'"), "echo \"hello\"")])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/rules/test_rm_dir.py

@@ -5,17 +5,27 @@ from tests.utils import Command
 
 @pytest.mark.parametrize('command', [
     Command('rm foo', stderr='rm: foo: is a directory'),
-    Command('rm foo', stderr='rm: foo: Is a directory')])
+    Command('rm foo', stderr='rm: foo: Is a directory'),
+    Command('hdfs dfs -rm foo', stderr='rm: `foo`: Is a directory'),
+    Command('./bin/hdfs dfs -rm foo', stderr='rm: `foo`: Is a directory')
+    ])
 def test_match(command):
-    assert match(command, None)
-    assert match(command, None)
+    assert match(command)
 
 
 @pytest.mark.parametrize('command', [
-    Command('rm foo'), Command('rm foo'), Command()])
+    Command('rm foo'), 
+    Command('hdfs dfs -rm foo'),
+    Command('./bin/hdfs dfs -rm foo'),  
+    Command()])
 def test_not_match(command):
-    assert not match(command, None)
+    assert not match(command)
+
+
+@pytest.mark.parametrize('command, new_command', [
+    (Command('rm foo'), 'rm -rf foo'),
+    (Command('hdfs dfs -rm foo'), 'hdfs dfs -rm -r foo')])
+def test_get_new_command(command, new_command):
+    assert get_new_command(command) == new_command
 
 
-def test_get_new_command():
-    assert get_new_command(Command('rm foo', '', ''), None) == 'rm -rf foo'

tests/rules/test_rm_root.py

@@ -5,7 +5,7 @@ from tests.utils import Command
 
 def test_match():
     assert match(Command(script='rm -rf /',
-                         stderr='add --no-preserve-root'), None)
+                         stderr='add --no-preserve-root'))
 
 
 @pytest.mark.parametrize('command', [
@@ -13,9 +13,9 @@ def test_match():
     Command(script='rm --no-preserve-root /', stderr='add --no-preserve-root'),
     Command(script='rm -rf /', stderr='')])
 def test_not_match(command):
-    assert not match(command, None)
+    assert not match(command)
 
 
 def test_get_new_command():
-    assert get_new_command(Command(script='rm -rf /'), None) \
+    assert get_new_command(Command(script='rm -rf /')) \
            == 'rm -rf / --no-preserve-root'

tests/rules/test_sed_unterminated_s.py

@@ -9,20 +9,20 @@ def sed_unterminated_s():
 
 
 def test_match(sed_unterminated_s):
-    assert match(Command('sed -e s/foo/bar', stderr=sed_unterminated_s), None)
-    assert match(Command('sed -es/foo/bar', stderr=sed_unterminated_s), None)
-    assert match(Command('sed -e s/foo/bar -e s/baz/quz', stderr=sed_unterminated_s), None)
-    assert not match(Command('sed -e s/foo/bar'), None)
-    assert not match(Command('sed -es/foo/bar'), None)
-    assert not match(Command('sed -e s/foo/bar -e s/baz/quz'), None)
+    assert match(Command('sed -e s/foo/bar', stderr=sed_unterminated_s))
+    assert match(Command('sed -es/foo/bar', stderr=sed_unterminated_s))
+    assert match(Command('sed -e s/foo/bar -e s/baz/quz', stderr=sed_unterminated_s))
+    assert not match(Command('sed -e s/foo/bar'))
+    assert not match(Command('sed -es/foo/bar'))
+    assert not match(Command('sed -e s/foo/bar -e s/baz/quz'))
 
 
 def test_get_new_command(sed_unterminated_s):
-    assert get_new_command(Command('sed -e s/foo/bar', stderr=sed_unterminated_s), None) \
+    assert get_new_command(Command('sed -e s/foo/bar', stderr=sed_unterminated_s)) \
             == 'sed -e s/foo/bar/'
-    assert get_new_command(Command('sed -es/foo/bar', stderr=sed_unterminated_s), None) \
+    assert get_new_command(Command('sed -es/foo/bar', stderr=sed_unterminated_s)) \
             == 'sed -es/foo/bar/'
-    assert get_new_command(Command(r"sed -e 's/\/foo/bar'", stderr=sed_unterminated_s), None) \
+    assert get_new_command(Command(r"sed -e 's/\/foo/bar'", stderr=sed_unterminated_s)) \
             == r"sed -e 's/\/foo/bar/'"
-    assert get_new_command(Command(r"sed -e s/foo/bar -es/baz/quz", stderr=sed_unterminated_s), None) \
+    assert get_new_command(Command(r"sed -e s/foo/bar -es/baz/quz", stderr=sed_unterminated_s)) \
             == r"sed -e s/foo/bar/ -es/baz/quz/"

tests/rules/test_sl_ls.py

@@ -4,9 +4,9 @@ from tests.utils import Command
 
 
 def test_match():
-    assert match(Command('sl'), None)
-    assert not match(Command('ls'), None)
+    assert match(Command('sl'))
+    assert not match(Command('ls'))
 
 
 def test_get_new_command():
-    assert get_new_command(Command('sl'), None) == 'ls'
+    assert get_new_command(Command('sl')) == 'ls'

tests/rules/test_ssh_known_host.py

@@ -44,13 +44,13 @@ Host key verification failed.""".format(path, '98.765.432.321')
 
 def test_match(ssh_error):
     errormsg, _, _, _ = ssh_error
-    assert match(Command('ssh', stderr=errormsg), None)
-    assert match(Command('ssh', stderr=errormsg), None)
-    assert match(Command('scp something something', stderr=errormsg), None)
-    assert match(Command('scp something something', stderr=errormsg), None)
-    assert not match(Command(stderr=errormsg), None)
-    assert not match(Command('notssh', stderr=errormsg), None)
-    assert not match(Command('ssh'), None)
+    assert match(Command('ssh', stderr=errormsg))
+    assert match(Command('ssh', stderr=errormsg))
+    assert match(Command('scp something something', stderr=errormsg))
+    assert match(Command('scp something something', stderr=errormsg))
+    assert not match(Command(stderr=errormsg))
+    assert not match(Command('notssh', stderr=errormsg))
+    assert not match(Command('ssh'))
 
 
 def test_side_effect(ssh_error):
@@ -63,4 +63,4 @@ def test_side_effect(ssh_error):
 
 def test_get_new_command(ssh_error, monkeypatch):
     errormsg, _, _, _ = ssh_error
-    assert get_new_command(Command('ssh user@host', stderr=errormsg), None) == 'ssh user@host'
+    assert get_new_command(Command('ssh user@host', stderr=errormsg)) == 'ssh user@host'

tests/rules/test_sudo.py

@@ -14,12 +14,16 @@ from tests.utils import Command
     ('You don\'t have access to the history DB.', ''),
     ('', "error: [Errno 13] Permission denied: '/usr/local/lib/python2.7/dist-packages/ipaddr.py'")])
 def test_match(stderr, stdout):
-    assert match(Command(stderr=stderr, stdout=stdout), None)
+    assert match(Command(stderr=stderr, stdout=stdout))
 
 
 def test_not_match():
-    assert not match(Command(), None)
+    assert not match(Command())
 
 
-def test_get_new_command():
-    assert get_new_command(Command('ls'), None) == 'sudo ls'
+@pytest.mark.parametrize('before, after', [
+    ('ls', 'sudo ls'),
+    ('echo a > b', 'sudo sh -c "echo a > b"'),
+    ('echo "a" >> b', 'sudo sh -c "echo \\"a\\" >> b"')])
+def test_get_new_command(before, after):
+    assert get_new_command(Command(before)) == after

tests/rules/test_switch_lang.py

@@ -9,7 +9,7 @@ from tests.utils import Command
     Command(stderr='command not found: фзе-пуе', script=u'фзе-пуе'),
     Command(stderr='command not found: λσ', script=u'λσ')])
 def test_match(command):
-    assert switch_lang.match(command, None)
+    assert switch_lang.match(command)
 
 
 @pytest.mark.parametrize('command', [
@@ -18,11 +18,11 @@ def test_match(command):
     Command(stderr='command not found: агсл', script=u'агсл'),
     Command(stderr='some info', script=u'фзе-пуе')])
 def test_not_match(command):
-    assert not switch_lang.match(command, None)
+    assert not switch_lang.match(command)
 
 
 @pytest.mark.parametrize('command, new_command', [
     (Command(u'фзе-пуе штыефдд мшь'), 'apt-get install vim'),
     (Command(u'λσ -λα'), 'ls -la')])
 def test_get_new_command(command, new_command):
-    assert switch_lang.get_new_command(command, None) == new_command
+    assert switch_lang.get_new_command(command) == new_command

tests/rules/test_systemctl.py

@@ -3,16 +3,16 @@ from thefuck.rules.systemctl import match, get_new_command
 from tests.utils import Command
 
 
-
 def test_match():
-    assert match(Command('systemctl nginx start', stderr='Unknown operation \'nginx\'.'), None)
-    assert match(Command('sudo systemctl nginx start', stderr='Unknown operation \'nginx\'.'), None)
-    assert not match(Command('systemctl start nginx'), None)
-    assert not match(Command('systemctl start nginx'), None)
-    assert not match(Command('sudo systemctl nginx', stderr='Unknown operation \'nginx\'.'), None)
-    assert not match(Command('systemctl nginx', stderr='Unknown operation \'nginx\'.'), None)
-    assert not match(Command('systemctl start wtf', stderr='Failed to start wtf.service: Unit wtf.service failed to load: No such file or directory.'), None)
+    assert match(Command('systemctl nginx start', stderr='Unknown operation \'nginx\'.'))
+    assert match(Command('sudo systemctl nginx start', stderr='Unknown operation \'nginx\'.'))
+    assert not match(Command('systemctl start nginx'))
+    assert not match(Command('systemctl start nginx'))
+    assert not match(Command('sudo systemctl nginx', stderr='Unknown operation \'nginx\'.'))
+    assert not match(Command('systemctl nginx', stderr='Unknown operation \'nginx\'.'))
+    assert not match(Command('systemctl start wtf', stderr='Failed to start wtf.service: Unit wtf.service failed to load: No such file or directory.'))
+
 
 def test_get_new_command():
-    assert get_new_command(Command('systemctl nginx start'), None) == "systemctl start nginx"
-    assert get_new_command(Command('sudo systemctl nginx start'), None) == "sudo systemctl start nginx"
+    assert get_new_command(Command('systemctl nginx start')) == "systemctl start nginx"
+    assert get_new_command(Command('sudo systemctl nginx start')) == "sudo systemctl start nginx"

tests/rules/test_tmux.py

@@ -11,9 +11,9 @@ def tmux_ambiguous():
 
 
 def test_match(tmux_ambiguous):
-    assert match(Command('tmux list', stderr=tmux_ambiguous), None)
+    assert match(Command('tmux list', stderr=tmux_ambiguous))
 
 
 def test_get_new_command(tmux_ambiguous):
-    assert get_new_command(Command('tmux list', stderr=tmux_ambiguous), None)\
-        == 'tmux list-keys'
+    assert get_new_command(Command('tmux list', stderr=tmux_ambiguous))\
+        == ['tmux list-keys', 'tmux list-panes', 'tmux list-windows']

tests/rules/test_tsuru_login.py

@@ -0,0 +1,37 @@
+import pytest
+from thefuck.rules.tsuru_login import match, get_new_command
+from tests.utils import Command
+
+
+error_msg = (
+    "Error: you're not authenticated or your session has expired.",
+    ("You're not authenticated or your session has expired. "
+     "Please use \"login\" command for authentication."),
+)
+
+
+@pytest.mark.parametrize('command', [
+    Command(script='tsuru app-shell', stderr=error_msg[0]),
+    Command(script='tsuru app-log -f', stderr=error_msg[1]),
+])
+def test_match(command):
+    assert match(command)
+
+
+@pytest.mark.parametrize('command', [
+    Command(script='tsuru'),
+    Command(script='tsuru app-restart', stderr=('Error: unauthorized')),
+    Command(script='tsuru app-log -f', stderr=('Error: unparseable data')),
+])
+def test_not_match(command):
+    assert not match(command)
+
+
+@pytest.mark.parametrize('command, new_command', [
+    (Command('tsuru app-shell', stderr=error_msg[0]),
+     'tsuru login && tsuru app-shell'),
+    (Command('tsuru app-log -f', stderr=error_msg[1]),
+     'tsuru login && tsuru app-log -f'),
+])
+def test_get_new_command(command, new_command):
+    assert get_new_command(command) == new_command

tests/rules/test_tsuru_not_command.py

@@ -0,0 +1,90 @@
+import pytest
+
+from tests.utils import Command
+from thefuck.rules.tsuru_not_command import match, get_new_command
+
+
+@pytest.mark.parametrize('command', [
+    Command('tsuru log', stderr=(
+        'tsuru: "tchururu" is not a tsuru command. See "tsuru help".\n'
+        '\nDid you mean?\n'
+        '\tapp-log\n'
+        '\tlogin\n'
+        '\tlogout\n'
+    )),
+    Command('tsuru app-l', stderr=(
+        'tsuru: "tchururu" is not a tsuru command. See "tsuru help".\n'
+        '\nDid you mean?\n'
+        '\tapp-list\n'
+        '\tapp-log\n'
+    )),
+    Command('tsuru user-list', stderr=(
+        'tsuru: "tchururu" is not a tsuru command. See "tsuru help".\n'
+        '\nDid you mean?\n'
+        '\tteam-user-list\n'
+    )),
+    Command('tsuru targetlist', stderr=(
+        'tsuru: "tchururu" is not a tsuru command. See "tsuru help".\n'
+        '\nDid you mean?\n'
+        '\ttarget-list\n'
+    )),
+])
+def test_match(command):
+    assert match(command)
+
+
+@pytest.mark.parametrize('command', [
+    Command('tsuru tchururu', stderr=(
+        'tsuru: "tchururu" is not a tsuru command. See "tsuru help".\n'
+        '\nDid you mean?\n'
+    )),
+    Command('tsuru version', stderr='tsuru version 0.16.0.'),
+    Command('tsuru help', stderr=(
+        'tsuru version 0.16.0.\n'
+        '\nUsage: tsuru command [args]\n'
+    )),
+    Command('tsuru platform-list', stderr=(
+        '- java\n'
+        '- logstashgiro\n'
+        '- newnode\n'
+        '- nodejs\n'
+        '- php\n'
+        '- python\n'
+        '- python3\n'
+        '- ruby\n'
+        '- ruby20\n'
+        '- static\n'
+    )),
+    Command('tsuru env-get', stderr='Error: App thefuck not found.'),
+])
+def test_not_match(command):
+    assert not match(command)
+
+
+@pytest.mark.parametrize('command, new_commands', [
+    (Command('tsuru log', stderr=(
+        'tsuru: "log" is not a tsuru command. See "tsuru help".\n'
+        '\nDid you mean?\n'
+        '\tapp-log\n'
+        '\tlogin\n'
+        '\tlogout\n'
+    )), ['tsuru login', 'tsuru logout', 'tsuru app-log']),
+    (Command('tsuru app-l', stderr=(
+        'tsuru: "app-l" is not a tsuru command. See "tsuru help".\n'
+        '\nDid you mean?\n'
+        '\tapp-list\n'
+        '\tapp-log\n'
+    )), ['tsuru app-log', 'tsuru app-list']),
+    (Command('tsuru user-list', stderr=(
+        'tsuru: "user-list" is not a tsuru command. See "tsuru help".\n'
+        '\nDid you mean?\n'
+        '\tteam-user-list\n'
+    )), ['tsuru team-user-list']),
+    (Command('tsuru targetlist', stderr=(
+        'tsuru: "targetlist" is not a tsuru command. See "tsuru help".\n'
+        '\nDid you mean?\n'
+        '\ttarget-list\n'
+    )), ['tsuru target-list']),
+])
+def test_get_new_command(command, new_commands):
+    assert get_new_command(command) == new_commands

tests/rules/test_unknown_command.py

@@ -0,0 +1,35 @@
+import pytest
+from thefuck.rules.unknown_command import match, get_new_command
+from tests.utils import Command
+
+
+@pytest.mark.parametrize('command', [
+    Command(script='./bin/hdfs dfs ls', stderr='ls: Unknown command\nDid you mean -ls?  This command begins with a dash.'),
+    Command(script='hdfs dfs ls',
+            stderr='ls: Unknown command\nDid you mean -ls?  This command begins with a dash.'),
+    Command(script='hdfs dfs ls /foo/bar', stderr='ls: Unknown command\nDid you mean -ls?  This command begins with a dash.')])
+def test_match(command):
+    assert match(command)
+
+
+@pytest.mark.parametrize('command', [
+    Command(script='./bin/hdfs dfs -ls', stderr=''),
+    Command(script='./bin/hdfs dfs -ls /foo/bar', stderr=''),  
+    Command(script='hdfs dfs -ls -R /foo/bar', stderr=''),  
+    Command()])
+def test_not_match(command):
+    assert not match(command)
+
+
+@pytest.mark.parametrize('command, new_command', [
+    (Command('hdfs dfs ls',
+        stderr='ls: Unknown command\nDid you mean -ls?  This command begins with a dash.'), ['hdfs dfs -ls']),
+    (Command('hdfs dfs rm /foo/bar',
+        stderr='rm: Unknown command\nDid you mean -rm?  This command begins with a dash.'), ['hdfs dfs -rm /foo/bar']),
+    (Command('./bin/hdfs dfs ls -R /foo/bar',
+        stderr='ls: Unknown command\nDid you mean -ls?  This command begins with a dash.'), ['./bin/hdfs dfs -ls -R /foo/bar']),
+    (Command('./bin/hdfs dfs -Dtest=fred ls -R /foo/bar',
+        stderr='ls: Unknown command\nDid you mean -ls?  This command begins with a dash.'), ['./bin/hdfs dfs -Dtest=fred -ls -R /foo/bar'])])
+def test_get_new_command(command, new_command):
+    assert get_new_command(command) == new_command
+

tests/rules/test_vagrant_up.py

@@ -0,0 +1,35 @@
+import pytest
+from thefuck.rules.vagrant_up import match, get_new_command
+from tests.utils import Command
+
+
+@pytest.mark.parametrize('command', [
+    Command(script='vagrant ssh', stderr='VM must be running to open SSH connection. Run `vagrant up`\nto start the virtual machine.'),
+    Command(script='vagrant ssh devbox', stderr='VM must be running to open SSH connection. Run `vagrant up`\nto start the virtual machine.'),
+    Command(script='vagrant rdp',
+            stderr='VM must be created before running this command. Run `vagrant up` first.'),
+    Command(script='vagrant rdp devbox',
+            stderr='VM must be created before running this command. Run `vagrant up` first.')])
+def test_match(command):
+    assert match(command)
+
+
+@pytest.mark.parametrize('command', [
+    Command(script='vagrant ssh', stderr=''),
+    Command(script='vagrant ssh jeff', stderr='The machine with the name \'jeff\' was not found configured for this Vagrant environment.'),  
+    Command(script='vagrant ssh', stderr='A Vagrant environment or target machine is required to run this command. Run `vagrant init` to create a new Vagrant environment. Or, get an ID of a target machine from `vagrant global-status` to run this command on. A final option is to change to a directory with a Vagrantfile and to try again.'),  
+    Command()])
+def test_not_match(command):
+    assert not match(command)
+
+
+@pytest.mark.parametrize('command, new_command', [
+    (Command(script='vagrant ssh', stderr='VM must be running to open SSH connection. Run `vagrant up`\nto start the virtual machine.'), 'vagrant up && vagrant ssh'),
+    (Command(script='vagrant ssh devbox', stderr='VM must be running to open SSH connection. Run `vagrant up`\nto start the virtual machine.'), ['vagrant up devbox && vagrant ssh devbox', 'vagrant up && vagrant ssh devbox']),
+    (Command(script='vagrant rdp',
+            stderr='VM must be created before running this command. Run `vagrant up` first.'), 'vagrant up && vagrant rdp'),
+    (Command(script='vagrant rdp devbox',
+            stderr='VM must be created before running this command. Run `vagrant up` first.'), ['vagrant up devbox && vagrant rdp devbox', 'vagrant up && vagrant rdp devbox'])])
+def test_get_new_command(command, new_command):
+    assert get_new_command(command) == new_command
+

tests/rules/test_whois.py

@@ -6,18 +6,21 @@ from tests.utils import Command
 @pytest.mark.parametrize('command', [
     Command(script='whois https://en.wikipedia.org/wiki/Main_Page'),
     Command(script='whois https://en.wikipedia.org/'),
-    Command(script='whois en.wikipedia.org')])
+    Command(script='whois meta.unix.stackexchange.com')])
 def test_match(command):
-    assert match(command, None)
+    assert match(command)
 
 
 def test_not_match():
-    assert not match(Command(script='whois'), None)
+    assert not match(Command(script='whois'))
 
 
+# `whois com` actually makes sense
 @pytest.mark.parametrize('command, new_command', [
     (Command('whois https://en.wikipedia.org/wiki/Main_Page'), 'whois en.wikipedia.org'),
     (Command('whois https://en.wikipedia.org/'), 'whois en.wikipedia.org'),
-    (Command('whois en.wikipedia.org'), 'whois wikipedia.org')])
+    (Command('whois meta.unix.stackexchange.com'), ['whois unix.stackexchange.com',
+                                                    'whois stackexchange.com',
+                                                    'whois com'])])
 def test_get_new_command(command, new_command):
-    assert get_new_command(command, None) == new_command
+    assert get_new_command(command) == new_command

tests/specific/test_git.py

@@ -0,0 +1,31 @@
+import pytest
+from thefuck.specific.git import git_support
+from tests.utils import Command
+
+
+@pytest.mark.parametrize('called, command, stderr', [
+    ('git co', 'git checkout', "19:22:36.299340 git.c:282   trace: alias expansion: co => 'checkout'"),
+    ('git com file', 'git commit --verbose file',
+     "19:23:25.470911 git.c:282   trace: alias expansion: com => 'commit' '--verbose'")])
+def test_git_support(called, command, stderr):
+    @git_support
+    def fn(command):
+        return command.script
+
+    assert fn(Command(script=called, stderr=stderr)) == command
+
+
+@pytest.mark.parametrize('command, is_git', [
+    ('git pull', True),
+    ('hub pull', True),
+    ('git push --set-upstream origin foo', True),
+    ('hub push --set-upstream origin foo', True),
+    ('ls', False),
+    ('cat git', False),
+    ('cat hub', False)])
+def test_git_support_match(command, is_git):
+    @git_support
+    def fn(command):
+        return True
+
+    assert fn(Command(script=command)) == is_git

tests/specific/test_sudo.py

@@ -0,0 +1,20 @@
+import pytest
+from mock import Mock
+from thefuck.specific.sudo import sudo_support
+from tests.utils import Command
+
+
+@pytest.mark.parametrize('return_value, command, called, result', [
+    ('ls -lah', 'sudo ls', 'ls', 'sudo ls -lah'),
+    ('ls -lah', 'ls', 'ls', 'ls -lah'),
+    (['ls -lah'], 'sudo ls', 'ls', ['sudo ls -lah']),
+    (True, 'sudo ls', 'ls', True),
+    (True, 'ls', 'ls', True),
+    (False, 'sudo ls', 'ls', False),
+    (False, 'ls', 'ls', False)])
+def test_sudo_support(return_value, command, called, result):
+    def fn(command):
+        assert command == Command(called)
+        return return_value
+
+    assert sudo_support(fn)(Command(command)) == result

tests/test_conf.py

@@ -2,15 +2,6 @@ import pytest
 import six
 from mock import Mock
 from thefuck import conf
-from tests.utils import Rule
-
-
-@pytest.mark.parametrize('enabled, rules, result', [
-    (True, conf.DEFAULT_RULES, True),
-    (False, conf.DEFAULT_RULES, False),
-    (False, conf.DEFAULT_RULES + ['test'], True)])
-def test_default(enabled, rules, result):
-    assert (Rule('test', enabled_by_default=enabled) in rules) == result
 
 
 @pytest.fixture
@@ -26,73 +17,79 @@ def environ(monkeypatch):
 
 
 @pytest.mark.usefixture('environ')
-def test_settings_defaults(load_source):
+def test_settings_defaults(load_source, settings):
     load_source.return_value = object()
+    settings.init()
     for key, val in conf.DEFAULT_SETTINGS.items():
-        assert getattr(conf.get_settings(Mock()), key) == val
+        assert getattr(settings, key) == val
 
 
 @pytest.mark.usefixture('environ')
 class TestSettingsFromFile(object):
-    def test_from_file(self, load_source):
+    def test_from_file(self, load_source, settings):
         load_source.return_value = Mock(rules=['test'],
                                         wait_command=10,
                                         require_confirmation=True,
                                         no_colors=True,
-                                        priority={'vim': 100})
-        settings = conf.get_settings(Mock())
+                                        priority={'vim': 100},
+                                        exclude_rules=['git'])
+        settings.init()
         assert settings.rules == ['test']
         assert settings.wait_command == 10
         assert settings.require_confirmation is True
         assert settings.no_colors is True
         assert settings.priority == {'vim': 100}
+        assert settings.exclude_rules == ['git']
 
-    def test_from_file_with_DEFAULT(self, load_source):
+    def test_from_file_with_DEFAULT(self, load_source, settings):
         load_source.return_value = Mock(rules=conf.DEFAULT_RULES + ['test'],
                                         wait_command=10,
+                                        exclude_rules=[],
                                         require_confirmation=True,
                                         no_colors=True)
-        settings = conf.get_settings(Mock())
+        settings.init()
         assert settings.rules == conf.DEFAULT_RULES + ['test']
 
 
 @pytest.mark.usefixture('load_source')
 class TestSettingsFromEnv(object):
-    def test_from_env(self, environ):
+    def test_from_env(self, environ, settings):
         environ.update({'THEFUCK_RULES': 'bash:lisp',
+                        'THEFUCK_EXCLUDE_RULES': 'git:vim',
                         'THEFUCK_WAIT_COMMAND': '55',
                         'THEFUCK_REQUIRE_CONFIRMATION': 'true',
                         'THEFUCK_NO_COLORS': 'false',
                         'THEFUCK_PRIORITY': 'bash=10:lisp=wrong:vim=15'})
-        settings = conf.get_settings(Mock())
+        settings.init()
         assert settings.rules == ['bash', 'lisp']
+        assert settings.exclude_rules == ['git', 'vim']
         assert settings.wait_command == 55
         assert settings.require_confirmation is True
         assert settings.no_colors is False
         assert settings.priority == {'bash': 10, 'vim': 15}
 
-    def test_from_env_with_DEFAULT(self, environ):
+    def test_from_env_with_DEFAULT(self, environ, settings):
         environ.update({'THEFUCK_RULES': 'DEFAULT_RULES:bash:lisp'})
-        settings = conf.get_settings(Mock())
+        settings.init()
         assert settings.rules == conf.DEFAULT_RULES + ['bash', 'lisp']
 
 
 class TestInitializeSettingsFile(object):
-    def test_ignore_if_exists(self):
+    def test_ignore_if_exists(self, settings):
         settings_path_mock = Mock(is_file=Mock(return_value=True), open=Mock())
-        user_dir_mock = Mock(joinpath=Mock(return_value=settings_path_mock))
-        conf.initialize_settings_file(user_dir_mock)
+        settings.user_dir = Mock(joinpath=Mock(return_value=settings_path_mock))
+        settings._init_settings_file()
         assert settings_path_mock.is_file.call_count == 1
         assert not settings_path_mock.open.called
 
-    def test_create_if_doesnt_exists(self):
+    def test_create_if_doesnt_exists(self, settings):
         settings_file = six.StringIO()
         settings_path_mock = Mock(
             is_file=Mock(return_value=False),
             open=Mock(return_value=Mock(
                 __exit__=lambda *args: None, __enter__=lambda *args: settings_file)))
-        user_dir_mock = Mock(joinpath=Mock(return_value=settings_path_mock))
-        conf.initialize_settings_file(user_dir_mock)
+        settings.user_dir = Mock(joinpath=Mock(return_value=settings_path_mock))
+        settings._init_settings_file()
         settings_file_contents = settings_file.getvalue()
         assert settings_path_mock.is_file.call_count == 1
         assert settings_path_mock.open.call_count == 1

tests/test_corrector.py

@@ -0,0 +1,59 @@
+import pytest
+from pathlib import PosixPath
+from thefuck import corrector, conf
+from tests.utils import Rule, Command, CorrectedCommand
+from thefuck.corrector import get_corrected_commands, organize_commands
+
+
+class TestGetRules(object):
+    @pytest.fixture
+    def glob(self, mocker):
+        results = {}
+        mocker.patch('pathlib.Path.glob',
+                     new_callable=lambda: lambda *_: results.pop('value', []))
+        return lambda value: results.update({'value': value})
+
+    @pytest.fixture(autouse=True)
+    def load_source(self, monkeypatch):
+        monkeypatch.setattr('thefuck.types.load_source',
+                            lambda x, _: Rule(x))
+
+    def _compare_names(self, rules, names):
+        assert {r.name for r in rules} == set(names)
+
+    @pytest.mark.parametrize('paths, conf_rules, exclude_rules, loaded_rules', [
+        (['git.py', 'bash.py'], conf.DEFAULT_RULES, [], ['git', 'bash']),
+        (['git.py', 'bash.py'], ['git'], [], ['git']),
+        (['git.py', 'bash.py'], conf.DEFAULT_RULES, ['git'], ['bash']),
+        (['git.py', 'bash.py'], ['git'], ['git'], [])])
+    def test_get_rules(self, glob, settings, paths, conf_rules, exclude_rules,
+                       loaded_rules):
+        glob([PosixPath(path) for path in paths])
+        settings.update(rules=conf_rules,
+                        priority={},
+                        exclude_rules=exclude_rules)
+        rules = corrector.get_rules()
+        self._compare_names(rules, loaded_rules)
+
+
+def test_get_corrected_commands(mocker):
+    command = Command('test', 'test', 'test')
+    rules = [Rule(match=lambda _: False),
+             Rule(match=lambda _: True,
+                  get_new_command=lambda x: x.script + '!', priority=100),
+             Rule(match=lambda _: True,
+                  get_new_command=lambda x: [x.script + '@', x.script + ';'],
+                  priority=60)]
+    mocker.patch('thefuck.corrector.get_rules', return_value=rules)
+    assert [cmd.script for cmd in get_corrected_commands(command)] \
+           == ['test!', 'test@', 'test;']
+
+
+def test_organize_commands():
+    """Ensures that the function removes duplicates and sorts commands."""
+    commands = [CorrectedCommand('ls'), CorrectedCommand('ls -la', priority=9000),
+                CorrectedCommand('ls -lh', priority=100),
+                CorrectedCommand('ls -lh', priority=9999)]
+    assert list(organize_commands(iter(commands))) \
+        == [CorrectedCommand('ls'), CorrectedCommand('ls -lh', priority=100),
+            CorrectedCommand('ls -la', priority=9000)]

tests/test_logs.py

@@ -1,14 +1,20 @@
+import pytest
 from mock import Mock
 from thefuck import logs
 
 
-def test_color():
-    assert logs.color('red', Mock(no_colors=False)) == 'red'
-    assert logs.color('red', Mock(no_colors=True)) == ''
+def test_color(settings):
+    settings.no_colors = False
+    assert logs.color('red') == 'red'
+    settings.no_colors = True
+    assert logs.color('red') == ''
 
 
-def test_debug(capsys):
-    logs.debug('test', Mock(no_colors=True, debug=True))
-    assert capsys.readouterr() == ('', 'DEBUG: test\n')
-    logs.debug('test', Mock(no_colors=True, debug=False))
-    assert capsys.readouterr() == ('', '')
+@pytest.mark.usefixtures('no_colors')
+@pytest.mark.parametrize('debug, stderr', [
+    (True, 'DEBUG: test\n'),
+    (False, '')])
+def test_debug(capsys, settings, debug, stderr):
+    settings.debug = debug
+    logs.debug('test')
+    assert capsys.readouterr() == ('', stderr)

tests/test_main.py

@@ -1,173 +0,0 @@
-import pytest
-from subprocess import PIPE
-from pathlib import PosixPath, Path
-from mock import Mock
-from thefuck import main, conf, types
-from tests.utils import Rule, Command
-
-
-def test_load_rule(mocker):
-    match = object()
-    get_new_command = object()
-    load_source = mocker.patch(
-        'thefuck.main.load_source',
-        return_value=Mock(match=match,
-                          get_new_command=get_new_command,
-                          enabled_by_default=True,
-                          priority=900))
-    assert main.load_rule(Path('/rules/bash.py')) \
-           == Rule('bash', match, get_new_command, priority=900)
-    load_source.assert_called_once_with('bash', '/rules/bash.py')
-
-
-class TestGetRules(object):
-    @pytest.fixture(autouse=True)
-    def glob(self, mocker):
-        return mocker.patch('thefuck.main.Path.glob', return_value=[])
-
-    def _compare_names(self, rules, names):
-        return [r.name for r in rules] == names
-
-    @pytest.mark.parametrize('conf_rules, rules', [
-        (conf.DEFAULT_RULES, ['bash', 'lisp', 'bash', 'lisp']),
-        (types.RulesNamesList(['bash']), ['bash', 'bash'])])
-    def test_get(self, monkeypatch, glob, conf_rules, rules):
-        glob.return_value = [PosixPath('bash.py'), PosixPath('lisp.py')]
-        monkeypatch.setattr('thefuck.main.load_source',
-                            lambda x, _: Rule(x))
-        assert self._compare_names(
-            main.get_rules(Path('~'), Mock(rules=conf_rules, priority={})),
-            rules)
-
-    @pytest.mark.parametrize('priority, unordered, ordered', [
-        ({},
-         [Rule('bash', priority=100), Rule('python', priority=5)],
-         ['python', 'bash']),
-        ({},
-         [Rule('lisp', priority=9999), Rule('c', priority=conf.DEFAULT_PRIORITY)],
-         ['c', 'lisp']),
-        ({'python': 9999},
-         [Rule('bash', priority=100), Rule('python', priority=5)],
-         ['bash', 'python'])])
-    def test_ordered_by_priority(self, monkeypatch, priority, unordered, ordered):
-        monkeypatch.setattr('thefuck.main._get_loaded_rules',
-                            lambda *_: unordered)
-        assert self._compare_names(
-            main.get_rules(Path('~'), Mock(priority=priority)),
-            ordered)
-
-
-class TestGetCommand(object):
-    @pytest.fixture(autouse=True)
-    def Popen(self, monkeypatch):
-        Popen = Mock()
-        Popen.return_value.stdout.read.return_value = b'stdout'
-        Popen.return_value.stderr.read.return_value = b'stderr'
-        monkeypatch.setattr('thefuck.main.Popen', Popen)
-        return Popen
-
-    @pytest.fixture(autouse=True)
-    def prepare(self, monkeypatch):
-        monkeypatch.setattr('thefuck.main.os.environ', {})
-        monkeypatch.setattr('thefuck.main.wait_output', lambda *_: True)
-
-    @pytest.fixture(autouse=True)
-    def generic_shell(self, monkeypatch):
-        monkeypatch.setattr('thefuck.shells.from_shell', lambda x: x)
-        monkeypatch.setattr('thefuck.shells.to_shell', lambda x: x)
-
-    def test_get_command_calls(self, Popen):
-        assert main.get_command(Mock(env={}),
-            ['thefuck', 'apt-get', 'search', 'vim']) \
-               == Command('apt-get search vim', 'stdout', 'stderr')
-        Popen.assert_called_once_with('apt-get search vim',
-                                      shell=True,
-                                      stdout=PIPE,
-                                      stderr=PIPE,
-                                      env={})
-
-    @pytest.mark.parametrize('args, result', [
-        (['thefuck', 'ls', '-la'], 'ls -la'),
-        (['thefuck', 'ls'], 'ls')])
-    def test_get_command_script(self, args, result):
-        if result:
-            assert main.get_command(Mock(env={}), args).script == result
-        else:
-            assert main.get_command(Mock(env={}), args) is None
-
-
-class TestGetMatchedRule(object):
-    def test_no_match(self):
-        assert main.get_matched_rule(
-            Command('ls'), [Rule('', lambda *_: False)],
-            Mock(no_colors=True)) is None
-
-    def test_match(self):
-        rule = Rule('', lambda x, _: x.script == 'cd ..')
-        assert main.get_matched_rule(
-            Command('cd ..'), [rule], Mock(no_colors=True)) == rule
-
-    def test_when_rule_failed(self, capsys):
-        main.get_matched_rule(
-            Command('ls'), [Rule('test', Mock(side_effect=OSError('Denied')))],
-            Mock(no_colors=True, debug=False))
-        assert capsys.readouterr()[1].split('\n')[0] == '[WARN] Rule test:'
-
-
-class TestRunRule(object):
-    @pytest.fixture(autouse=True)
-    def confirm(self, mocker):
-        return mocker.patch('thefuck.main.confirm', return_value=True)
-
-    def test_run_rule(self, capsys):
-        main.run_rule(Rule(get_new_command=lambda *_: 'new-command'),
-                      Command(), None)
-        assert capsys.readouterr() == ('new-command\n', '')
-
-    def test_run_rule_with_side_effect(self, capsys):
-        side_effect = Mock()
-        settings = Mock(debug=False)
-        command = Command()
-        main.run_rule(Rule(get_new_command=lambda *_: 'new-command',
-                           side_effect=side_effect),
-                      command, settings)
-        assert capsys.readouterr() == ('new-command\n', '')
-        side_effect.assert_called_once_with(command, settings)
-
-    def test_when_not_comfirmed(self, capsys, confirm):
-        confirm.return_value = False
-        main.run_rule(Rule(get_new_command=lambda *_: 'new-command'),
-                      Command(), None)
-        assert capsys.readouterr() == ('', '')
-
-
-class TestConfirm(object):
-    @pytest.fixture
-    def stdin(self, mocker):
-        return mocker.patch('sys.stdin.read', return_value='\n')
-
-    def test_when_not_required(self, capsys):
-        assert main.confirm('command', None, Mock(require_confirmation=False))
-        assert capsys.readouterr() == ('', 'command\n')
-
-    def test_with_side_effect_and_without_confirmation(self, capsys):
-        assert main.confirm('command', Mock(), Mock(require_confirmation=False))
-        assert capsys.readouterr() == ('', 'command*\n')
-
-    # `stdin` fixture should be applied after `capsys`
-    def test_when_confirmation_required_and_confirmed(self, capsys, stdin):
-        assert main.confirm('command', None, Mock(require_confirmation=True,
-                                                  no_colors=True))
-        assert capsys.readouterr() == ('', 'command [enter/ctrl+c]')
-
-    # `stdin` fixture should be applied after `capsys`
-    def test_when_confirmation_required_and_confirmed_with_side_effect(self, capsys, stdin):
-        assert main.confirm('command', Mock(), Mock(require_confirmation=True,
-                                                    no_colors=True))
-        assert capsys.readouterr() == ('', 'command* [enter/ctrl+c]')
-
-    def test_when_confirmation_required_and_aborted(self, capsys, stdin):
-        stdin.side_effect = KeyboardInterrupt
-        assert not main.confirm('command', None, Mock(require_confirmation=True,
-                                                      no_colors=True))
-        assert capsys.readouterr() == ('', 'command [enter/ctrl+c]Aborted\n')

tests/test_readme.py

@@ -0,0 +1,12 @@
+def test_readme(source_root):
+    with source_root.joinpath('README.md').open() as f:
+        readme = f.read()
+
+        bundled = source_root.joinpath('thefuck') \
+                             .joinpath('rules') \
+                             .glob('*.py')
+
+        for rule in bundled:
+            if rule.stem != '__init__':
+                assert rule.stem in readme,\
+                    'Missing rule "{}" in README.md'.format(rule.stem)

tests/test_touch.py

@@ -0,0 +1,29 @@
+import pytest
+from thefuck.rules.touch import match, get_new_command
+from tests.utils import Command
+
+
+@pytest.fixture
+def stderr():
+    return "touch: cannot touch '/a/b/c':" \
+           " No such file or directory"
+
+
+def test_match(stderr):
+    command = Command(
+        'touch /a/b/c', stderr=stderr)
+    assert match(command)
+
+
+@pytest.mark.parametrize('command', [
+    Command('touch /a/b/c'),
+    Command('touch /a/b/c', stdout=stderr()),
+    Command('ls /a/b/c', stderr=stderr())])
+def test_not_match(command):
+    assert not match(command)
+
+
+def test_get_new_command(stderr):
+    command = Command('touch /a/b/c', stderr=stderr)
+    fixed_command = get_new_command(command)
+    assert fixed_command == 'mkdir -p /a/b && touch /a/b/c'

tests/test_types.py

@@ -1,16 +1,125 @@
-from thefuck.types import RulesNamesList, Settings
-from tests.utils import Rule
+from subprocess import PIPE
+from mock import Mock
+from pathlib import Path
+import pytest
+from tests.utils import CorrectedCommand, Rule, Command
+from thefuck import conf
+from thefuck.exceptions import EmptyCommand
 
 
-def test_rules_names_list():
-    assert RulesNamesList(['bash', 'lisp']) == ['bash', 'lisp']
-    assert RulesNamesList(['bash', 'lisp']) == RulesNamesList(['bash', 'lisp'])
-    assert Rule('lisp') in RulesNamesList(['lisp'])
-    assert Rule('bash') not in RulesNamesList(['lisp'])
+class TestCorrectedCommand(object):
+
+    def test_equality(self):
+        assert CorrectedCommand('ls', None, 100) == \
+               CorrectedCommand('ls', None, 200)
+        assert CorrectedCommand('ls', None, 100) != \
+               CorrectedCommand('ls', lambda *_: _, 100)
+
+    def test_hashable(self):
+        assert {CorrectedCommand('ls', None, 100),
+                CorrectedCommand('ls', None, 200)} == {CorrectedCommand('ls')}
 
 
-def test_update_settings():
-    settings = Settings({'key': 'val'})
-    new_settings = settings.update(key='new-val')
-    assert new_settings.key == 'new-val'
-    assert settings.key == 'val'
+class TestRule(object):
+    def test_from_path(self, mocker):
+        match = object()
+        get_new_command = object()
+        load_source = mocker.patch(
+            'thefuck.types.load_source',
+            return_value=Mock(match=match,
+                              get_new_command=get_new_command,
+                              enabled_by_default=True,
+                              priority=900,
+                              requires_output=True))
+        assert Rule.from_path(Path('/rules/bash.py')) \
+               == Rule('bash', match, get_new_command, priority=900)
+        load_source.assert_called_once_with('bash', '/rules/bash.py')
+
+    @pytest.mark.parametrize('rules, exclude_rules, rule, is_enabled', [
+        (conf.DEFAULT_RULES, [], Rule('git', enabled_by_default=True), True),
+        (conf.DEFAULT_RULES, [], Rule('git', enabled_by_default=False), False),
+        ([], [], Rule('git', enabled_by_default=False), False),
+        ([], [], Rule('git', enabled_by_default=True), False),
+        (conf.DEFAULT_RULES + ['git'], [], Rule('git', enabled_by_default=False), True),
+        (['git'], [], Rule('git', enabled_by_default=False), True),
+        (conf.DEFAULT_RULES, ['git'], Rule('git', enabled_by_default=True), False),
+        (conf.DEFAULT_RULES, ['git'], Rule('git', enabled_by_default=False), False),
+        ([], ['git'], Rule('git', enabled_by_default=True), False),
+        ([], ['git'], Rule('git', enabled_by_default=False), False)])
+    def test_is_enabled(self, settings, rules, exclude_rules, rule, is_enabled):
+        settings.update(rules=rules,
+                        exclude_rules=exclude_rules)
+        assert rule.is_enabled == is_enabled
+
+    def test_isnt_match(self):
+        assert not Rule('', lambda _: False).is_match(
+            Command('ls'))
+
+    def test_is_match(self):
+        rule = Rule('', lambda x: x.script == 'cd ..')
+        assert rule.is_match(Command('cd ..'))
+
+    @pytest.mark.usefixtures('no_colors')
+    def test_isnt_match_when_rule_failed(self, capsys):
+        rule = Rule('test', Mock(side_effect=OSError('Denied')),
+                    requires_output=False)
+        assert not rule.is_match(Command('ls'))
+        assert capsys.readouterr()[1].split('\n')[0] == '[WARN] Rule test:'
+
+    def test_get_corrected_commands_with_rule_returns_list(self):
+        rule = Rule(get_new_command=lambda x: [x.script + '!', x.script + '@'],
+                    priority=100)
+        assert list(rule.get_corrected_commands(Command(script='test'))) \
+               == [CorrectedCommand(script='test!', priority=100),
+                   CorrectedCommand(script='test@', priority=200)]
+
+    def test_get_corrected_commands_with_rule_returns_command(self):
+        rule = Rule(get_new_command=lambda x: x.script + '!',
+                    priority=100)
+        assert list(rule.get_corrected_commands(Command(script='test'))) \
+               == [CorrectedCommand(script='test!', priority=100)]
+
+
+class TestCommand(object):
+    @pytest.fixture(autouse=True)
+    def Popen(self, monkeypatch):
+        Popen = Mock()
+        Popen.return_value.stdout.read.return_value = b'stdout'
+        Popen.return_value.stderr.read.return_value = b'stderr'
+        monkeypatch.setattr('thefuck.types.Popen', Popen)
+        return Popen
+
+    @pytest.fixture(autouse=True)
+    def prepare(self, monkeypatch):
+        monkeypatch.setattr('thefuck.types.os.environ', {})
+        monkeypatch.setattr('thefuck.types.Command._wait_output',
+                            staticmethod(lambda *_: True))
+
+    @pytest.fixture(autouse=True)
+    def generic_shell(self, monkeypatch):
+        monkeypatch.setattr('thefuck.shells.from_shell', lambda x: x)
+        monkeypatch.setattr('thefuck.shells.to_shell', lambda x: x)
+
+    def test_from_script_calls(self, Popen, settings):
+        settings.env = {}
+        assert Command.from_raw_script(
+            ['apt-get', 'search', 'vim']) == Command(
+            'apt-get search vim', 'stdout', 'stderr')
+        Popen.assert_called_once_with('apt-get search vim',
+                                      shell=True,
+                                      stdout=PIPE,
+                                      stderr=PIPE,
+                                      env={})
+
+    @pytest.mark.parametrize('script, result', [
+        ([''], None),
+        (['', ''], None),
+        (['ls', '-la'], 'ls -la'),
+        (['ls'], 'ls')])
+    def test_from_script(self, script, result):
+        if result:
+            assert Command.from_raw_script(script).script == result
+        else:
+            with pytest.raises(EmptyCommand):
+                Command.from_raw_script(script)
+

tests/test_ui.py

@@ -0,0 +1,104 @@
+# -*- encoding: utf-8 -*-
+
+import pytest
+from itertools import islice
+from thefuck import ui
+from thefuck.types import CorrectedCommand
+
+
+@pytest.fixture
+def patch_getch(monkeypatch):
+    def patch(vals):
+        def getch():
+            for val in vals:
+                if val == KeyboardInterrupt:
+                    raise val
+                else:
+                    yield val
+
+        getch_gen = getch()
+        monkeypatch.setattr('thefuck.ui.getch', lambda: next(getch_gen))
+
+    return patch
+
+
+def test_read_actions(patch_getch):
+    patch_getch([  # Enter:
+                   '\n',
+                   # Enter:
+                   '\r',
+                   # Ignored:
+                   'x', 'y',
+                   # Up:
+                   '\x1b', '[', 'A',
+                   # Down:
+                   '\x1b', '[', 'B',
+                   # Ctrl+C:
+                   KeyboardInterrupt], )
+    assert list(islice(ui.read_actions(), 5)) \
+           == [ui.SELECT, ui.SELECT, ui.PREVIOUS, ui.NEXT, ui.ABORT]
+
+
+def test_command_selector():
+    selector = ui.CommandSelector(iter([1, 2, 3]))
+    assert selector.value == 1
+    selector.next()
+    assert selector.value == 2
+    selector.next()
+    assert selector.value == 3
+    selector.next()
+    assert selector.value == 1
+    selector.previous()
+    assert selector.value == 3
+
+
+@pytest.mark.usefixtures('no_colors')
+class TestSelectCommand(object):
+    @pytest.fixture
+    def commands_with_side_effect(self):
+        return [CorrectedCommand('ls', lambda *_: None, 100),
+                CorrectedCommand('cd', lambda *_: None, 100)]
+
+    @pytest.fixture
+    def commands(self):
+        return [CorrectedCommand('ls', None, 100),
+                CorrectedCommand('cd', None, 100)]
+
+    def test_without_commands(self, capsys):
+        assert ui.select_command(iter([])) is None
+        assert capsys.readouterr() == ('', 'No fucks given\n')
+
+    def test_without_confirmation(self, capsys, commands, settings):
+        settings.require_confirmation = False
+        assert ui.select_command(iter(commands)) == commands[0]
+        assert capsys.readouterr() == ('', 'ls\n')
+
+    def test_without_confirmation_with_side_effects(
+            self, capsys, commands_with_side_effect, settings):
+        settings.require_confirmation = False
+        assert ui.select_command(iter(commands_with_side_effect)) \
+               == commands_with_side_effect[0]
+        assert capsys.readouterr() == ('', 'ls (+side effect)\n')
+
+    def test_with_confirmation(self, capsys, patch_getch, commands):
+        patch_getch(['\n'])
+        assert ui.select_command(iter(commands)) == commands[0]
+        assert capsys.readouterr() == ('', u'\x1b[1K\rls [enter/↑/↓/ctrl+c]\n')
+
+    def test_with_confirmation_abort(self, capsys, patch_getch, commands):
+        patch_getch([KeyboardInterrupt])
+        assert ui.select_command(iter(commands)) is None
+        assert capsys.readouterr() == ('', u'\x1b[1K\rls [enter/↑/↓/ctrl+c]\nAborted\n')
+
+    def test_with_confirmation_with_side_effct(self, capsys, patch_getch,
+                                               commands_with_side_effect):
+        patch_getch(['\n'])
+        assert ui.select_command(iter(commands_with_side_effect))\
+               == commands_with_side_effect[0]
+        assert capsys.readouterr() == ('', u'\x1b[1K\rls (+side effect) [enter/↑/↓/ctrl+c]\n')
+
+    def test_with_confirmation_select_second(self, capsys, patch_getch, commands):
+        patch_getch(['\x1b', '[', 'B', '\n'])
+        assert ui.select_command(iter(commands)) == commands[1]
+        assert capsys.readouterr() == (
+            '', u'\x1b[1K\rls [enter/↑/↓/ctrl+c]\x1b[1K\rcd [enter/↑/↓/ctrl+c]\n')

tests/test_utils.py

@@ -1,53 +1,22 @@
 import pytest
 from mock import Mock
-from thefuck.utils import git_support, sudo_support, wrap_settings,\
-    memoize, get_closest, get_all_executables, replace_argument
-from thefuck.types import Settings
+import six
+from thefuck.utils import default_settings, \
+    memoize, get_closest, get_all_executables, replace_argument, \
+    get_all_matched_commands, is_app, for_app, cache, compatibility_call
 from tests.utils import Command
 
 
 @pytest.mark.parametrize('override, old, new', [
     ({'key': 'val'}, {}, {'key': 'val'}),
-    ({'key': 'new-val'}, {'key': 'val'}, {'key': 'new-val'})])
-def test_wrap_settings(override, old, new):
-    fn = lambda _, settings: settings
-    assert wrap_settings(override)(fn)(None, Settings(old)) == new
-
-
-@pytest.mark.parametrize('return_value, command, called, result', [
-    ('ls -lah', 'sudo ls', 'ls', 'sudo ls -lah'),
-    ('ls -lah', 'ls', 'ls', 'ls -lah'),
-    (True, 'sudo ls', 'ls', True),
-    (True, 'ls', 'ls', True),
-    (False, 'sudo ls', 'ls', False),
-    (False, 'ls', 'ls', False)])
-def test_sudo_support(return_value, command, called, result):
-    fn = Mock(return_value=return_value, __name__='')
-    assert sudo_support(fn)(Command(command), None) == result
-    fn.assert_called_once_with(Command(called), None)
-
-
-@pytest.mark.parametrize('called, command, stderr', [
-    ('git co', 'git checkout', "19:22:36.299340 git.c:282   trace: alias expansion: co => 'checkout'"),
-    ('git com file', 'git commit --verbose file', "19:23:25.470911 git.c:282   trace: alias expansion: com => 'commit' '--verbose'")])
-def test_git_support(called, command, stderr):
-    @git_support
-    def fn(command, settings): return command.script
-    assert fn(Command(script=called, stderr=stderr), None) == command
-
-
-@pytest.mark.parametrize('command, is_git', [
-    ('git pull', True),
-    ('hub pull', True),
-    ('git push --set-upstream origin foo', True),
-    ('hub push --set-upstream origin foo', True),
-    ('ls', False),
-    ('cat git', False),
-    ('cat hub', False)])
-def test_git_support_match(command, is_git):
-    @git_support
-    def fn(command, settings): return True
-    assert fn(Command(script=command), None) == is_git
+    ({'key': 'new-val'}, {'key': 'val'}, {'key': 'val'}),
+    ({'key': 'new-val', 'unset': 'unset'}, {'key': 'val'}, {'key': 'val', 'unset': 'unset'})])
+def test_default_settings(settings, override, old, new):
+    settings.clear()
+    settings.update(old)
+    fn = lambda _: _
+    default_settings(override)(fn)(None)
+    assert settings == new
 
 
 def test_memoize():
@@ -68,7 +37,6 @@ def test_no_memoize():
 
 
 class TestGetClosest(object):
-
     def test_when_can_match(self):
         assert 'branch' == get_closest('brnch', ['branch', 'status'])
 
@@ -87,7 +55,7 @@ def get_aliases(mocker):
 
 
 @pytest.mark.usefixtures('no_memoize', 'get_aliases')
-def test_get_all_callables():
+def test_get_all_executables():
     all_callables = get_all_executables()
     assert 'vim' in all_callables
     assert 'fsck' in all_callables
@@ -99,3 +67,165 @@ def test_get_all_callables():
     (('git brnch', 'brnch', 'branch'), 'git branch')])
 def test_replace_argument(args, result):
     assert replace_argument(*args) == result
+
+
+@pytest.mark.parametrize('stderr, result', [
+    (("git: 'cone' is not a git command. See 'git --help'.\n"
+      '\n'
+      'Did you mean one of these?\n'
+      '\tclone'), ['clone']),
+    (("git: 're' is not a git command. See 'git --help'.\n"
+      '\n'
+      'Did you mean one of these?\n'
+      '\trebase\n'
+      '\treset\n'
+      '\tgrep\n'
+      '\trm'), ['rebase', 'reset', 'grep', 'rm']),
+    (('tsuru: "target" is not a tsuru command. See "tsuru help".\n'
+      '\n'
+      'Did you mean one of these?\n'
+      '\tservice-add\n'
+      '\tservice-bind\n'
+      '\tservice-doc\n'
+      '\tservice-info\n'
+      '\tservice-list\n'
+      '\tservice-remove\n'
+      '\tservice-status\n'
+      '\tservice-unbind'), ['service-add', 'service-bind', 'service-doc',
+                            'service-info', 'service-list', 'service-remove',
+                            'service-status', 'service-unbind'])])
+def test_get_all_matched_commands(stderr, result):
+    assert list(get_all_matched_commands(stderr)) == result
+
+
+@pytest.mark.usefixtures('no_memoize')
+@pytest.mark.parametrize('script, names, result', [
+    ('git diff', ['git', 'hub'], True),
+    ('hub diff', ['git', 'hub'], True),
+    ('hg diff', ['git', 'hub'], False)])
+def test_is_app(script, names, result):
+    assert is_app(Command(script), *names) == result
+
+
+@pytest.mark.usefixtures('no_memoize')
+@pytest.mark.parametrize('script, names, result', [
+    ('git diff', ['git', 'hub'], True),
+    ('hub diff', ['git', 'hub'], True),
+    ('hg diff', ['git', 'hub'], False)])
+def test_for_app(script, names, result):
+    @for_app(*names)
+    def match(command):
+        return True
+
+    assert match(Command(script)) == result
+
+
+class TestCache(object):
+    @pytest.fixture(autouse=True)
+    def enable_cache(self, monkeypatch):
+        monkeypatch.setattr('thefuck.utils.cache.disabled', False)
+
+    @pytest.fixture
+    def shelve(self, mocker):
+        value = {}
+
+        class _Shelve(object):
+            def __init__(self, path):
+                pass
+
+            def __setitem__(self, k, v):
+                value[k] = v
+
+            def __getitem__(self, k):
+                return value[k]
+
+            def get(self, k, v=None):
+                return value.get(k, v)
+
+            def close(self):
+                return
+
+        mocker.patch('thefuck.utils.shelve.open', new_callable=lambda: _Shelve)
+        return value
+
+    @pytest.fixture(autouse=True)
+    def mtime(self, mocker):
+        mocker.patch('thefuck.utils.os.path.getmtime', return_value=0)
+
+    @pytest.fixture
+    def fn(self):
+        @cache('~/.bashrc')
+        def fn():
+            return 'test'
+
+        return fn
+
+    @pytest.fixture
+    def key(self):
+        if six.PY3:
+            return 'tests.test_utils.<function TestCache.fn.<locals>.fn '
+        else:
+            return 'tests.test_utils.<function fn '
+
+    def test_with_blank_cache(self, shelve, fn, key):
+        assert shelve == {}
+        assert fn() == 'test'
+        assert shelve == {key: {'etag': '0', 'value': 'test'}}
+
+    def test_with_filled_cache(self, shelve, fn, key):
+        cache_value = {key: {'etag': '0', 'value': 'new-value'}}
+        shelve.update(cache_value)
+        assert fn() == 'new-value'
+        assert shelve == cache_value
+
+    def test_when_etag_changed(self, shelve, fn, key):
+        shelve.update({key: {'etag': '-1', 'value': 'old-value'}})
+        assert fn() == 'test'
+        assert shelve == {key: {'etag': '0', 'value': 'test'}}
+
+
+class TestCompatibilityCall(object):
+    def test_match(self):
+        def match(command):
+            assert command == Command()
+            return True
+
+        assert compatibility_call(match, Command())
+
+    def test_old_match(self, settings):
+        def match(command, _settings):
+            assert command == Command()
+            assert settings == _settings
+            return True
+
+        assert compatibility_call(match, Command())
+
+    def test_get_new_command(self):
+        def get_new_command(command):
+            assert command == Command()
+            return True
+
+        assert compatibility_call(get_new_command, Command())
+
+    def test_old_get_new_command(self, settings):
+        def get_new_command(command, _settings):
+            assert command == Command()
+            assert settings == _settings
+            return True
+
+        assert compatibility_call(get_new_command, Command())
+
+    def test_side_effect(self):
+        def side_effect(command, new_command):
+            assert command == Command() == new_command
+            return True
+
+        assert compatibility_call(side_effect, Command(), Command())
+
+    def test_old_side_effect(self, settings):
+        def side_effect(command, new_command, _settings):
+            assert command == Command() == new_command
+            assert settings == _settings
+            return True
+
+        assert compatibility_call(side_effect, Command(), Command())

tests/utils.py

@@ -2,15 +2,24 @@ from thefuck import types
 from thefuck.conf import DEFAULT_PRIORITY
 
 
-def Command(script='', stdout='', stderr=''):
-    return types.Command(script, stdout, stderr)
+class Command(types.Command):
+    def __init__(self, script='', stdout='', stderr=''):
+        super(Command, self).__init__(script, stdout, stderr)
 
 
-def Rule(name='', match=lambda *_: True,
-         get_new_command=lambda *_: '',
-         enabled_by_default=True,
-         side_effect=None,
-         priority=DEFAULT_PRIORITY):
-    return types.Rule(name, match, get_new_command,
-                      enabled_by_default, side_effect,
-                      priority)
+class Rule(types.Rule):
+    def __init__(self, name='', match=lambda *_: True,
+                 get_new_command=lambda *_: '',
+                 enabled_by_default=True,
+                 side_effect=None,
+                 priority=DEFAULT_PRIORITY,
+                 requires_output=True):
+        super(Rule, self).__init__(name, match, get_new_command,
+                                   enabled_by_default, side_effect,
+                                   priority, requires_output)
+
+
+class CorrectedCommand(types.CorrectedCommand):
+    def __init__(self, script='', side_effect=None, priority=DEFAULT_PRIORITY):
+        super(CorrectedCommand, self).__init__(
+            script, side_effect, priority)

thefuck/conf.py

@@ -1,31 +1,16 @@
-from copy import copy
 from imp import load_source
 import os
 import sys
+from pathlib import Path
 from six import text_type
-from . import logs, types
 
 
-class _DefaultRulesNames(types.RulesNamesList):
-    def __add__(self, items):
-        return _DefaultRulesNames(list(self) + items)
-
-    def __contains__(self, item):
-        return item.enabled_by_default or \
-               super(_DefaultRulesNames, self).__contains__(item)
-
-    def __eq__(self, other):
-        if isinstance(other, _DefaultRulesNames):
-            return super(_DefaultRulesNames, self).__eq__(other)
-        else:
-            return False
-
-
-DEFAULT_RULES = _DefaultRulesNames([])
+ALL_ENABLED = object()
+DEFAULT_RULES = [ALL_ENABLED]
 DEFAULT_PRIORITY = 1000
 
-
 DEFAULT_SETTINGS = {'rules': DEFAULT_RULES,
+                    'exclude_rules': [],
                     'wait_command': 3,
                     'require_confirmation': True,
                     'no_colors': False,
@@ -34,13 +19,13 @@ DEFAULT_SETTINGS = {'rules': DEFAULT_RULES,
                     'env': {'LC_ALL': 'C', 'LANG': 'C', 'GIT_TRACE': '1'}}
 
 ENV_TO_ATTR = {'THEFUCK_RULES': 'rules',
+               'THEFUCK_EXCLUDE_RULES': 'exclude_rules',
                'THEFUCK_WAIT_COMMAND': 'wait_command',
                'THEFUCK_REQUIRE_CONFIRMATION': 'require_confirmation',
                'THEFUCK_NO_COLORS': 'no_colors',
                'THEFUCK_PRIORITY': 'priority',
                'THEFUCK_DEBUG': 'debug'}
 
-
 SETTINGS_HEADER = u"""# ~/.thefuck/settings.py: The Fuck settings file
 #
 # The rules are defined as in the example bellow:
@@ -54,82 +39,89 @@ SETTINGS_HEADER = u"""# ~/.thefuck/settings.py: The Fuck settings file
 """
 
 
-def _settings_from_file(user_dir):
-    """Loads settings from file."""
-    settings = load_source('settings',
-                           text_type(user_dir.joinpath('settings.py')))
-    return {key: getattr(settings, key)
-            for key in DEFAULT_SETTINGS.keys()
-            if hasattr(settings, key)}
+class Settings(dict):
+    def __getattr__(self, item):
+        return self.get(item)
 
+    def __setattr__(self, key, value):
+        self[key] = value
 
-def _rules_from_env(val):
-    """Transforms rules list from env-string to python."""
-    val = val.split(':')
-    if 'DEFAULT_RULES' in val:
-        val = DEFAULT_RULES + [rule for rule in val if rule != 'DEFAULT_RULES']
-    return val
+    def init(self):
+        """Fills `settings` with values from `settings.py` and env."""
+        from .logs import exception
 
+        self._setup_user_dir()
+        self._init_settings_file()
 
-def _priority_from_env(val):
-    """Gets priority pairs from env."""
-    for part in val.split(':'):
         try:
-            rule, priority = part.split('=')
-            yield rule, int(priority)
-        except ValueError:
-            continue
+            self.update(self._settings_from_file())
+        except Exception:
+            exception("Can't load settings from file", sys.exc_info())
 
+        try:
+            self.update(self._settings_from_env())
+        except Exception:
+            exception("Can't load settings from env", sys.exc_info())
 
-def _val_from_env(env, attr):
-    """Transforms env-strings to python."""
-    val = os.environ[env]
-    if attr == 'rules':
-        return _rules_from_env(val)
-    elif attr == 'priority':
-        return dict(_priority_from_env(val))
-    elif attr == 'wait_command':
-        return int(val)
-    elif attr in ('require_confirmation', 'no_colors', 'debug'):
-        return val.lower() == 'true'
-    else:
+    def _init_settings_file(self):
+        settings_path = self.user_dir.joinpath('settings.py')
+        if not settings_path.is_file():
+            with settings_path.open(mode='w') as settings_file:
+                settings_file.write(SETTINGS_HEADER)
+                for setting in DEFAULT_SETTINGS.items():
+                    settings_file.write(u'# {} = {}\n'.format(*setting))
+
+    def _setup_user_dir(self):
+        """Returns user config dir, create it when it doesn't exist."""
+        user_dir = Path(os.path.expanduser('~/.thefuck'))
+        rules_dir = user_dir.joinpath('rules')
+        if not rules_dir.is_dir():
+            rules_dir.mkdir(parents=True)
+        self.user_dir = user_dir
+
+    def _settings_from_file(self):
+        """Loads settings from file."""
+        settings = load_source(
+            'settings', text_type(self.user_dir.joinpath('settings.py')))
+        return {key: getattr(settings, key)
+                for key in DEFAULT_SETTINGS.keys()
+                if hasattr(settings, key)}
+
+    def _rules_from_env(self, val):
+        """Transforms rules list from env-string to python."""
+        val = val.split(':')
+        if 'DEFAULT_RULES' in val:
+            val = DEFAULT_RULES + [rule for rule in val if rule != 'DEFAULT_RULES']
         return val
 
+    def _priority_from_env(self, val):
+        """Gets priority pairs from env."""
+        for part in val.split(':'):
+            try:
+                rule, priority = part.split('=')
+                yield rule, int(priority)
+            except ValueError:
+                continue
 
-def _settings_from_env():
-    """Loads settings from env."""
-    return {attr: _val_from_env(env, attr)
-            for env, attr in ENV_TO_ATTR.items()
-            if env in os.environ}
+    def _val_from_env(self, env, attr):
+        """Transforms env-strings to python."""
+        val = os.environ[env]
+        if attr in ('rules', 'exclude_rules'):
+            return self._rules_from_env(val)
+        elif attr == 'priority':
+            return dict(self._priority_from_env(val))
+        elif attr == 'wait_command':
+            return int(val)
+        elif attr in ('require_confirmation', 'no_colors', 'debug'):
+            return val.lower() == 'true'
+        else:
+            return val
+
+    def _settings_from_env(self):
+        """Loads settings from env."""
+        return {attr: self._val_from_env(env, attr)
+                for env, attr in ENV_TO_ATTR.items()
+                if env in os.environ}
 
 
-def get_settings(user_dir):
-    """Returns settings filled with values from `settings.py` and env."""
-    conf = copy(DEFAULT_SETTINGS)
-    try:
-        conf.update(_settings_from_file(user_dir))
-    except Exception:
-        logs.exception("Can't load settings from file",
-                       sys.exc_info(),
-                       types.Settings(conf))
-
-    try:
-        conf.update(_settings_from_env())
-    except Exception:
-        logs.exception("Can't load settings from env",
-                       sys.exc_info(),
-                       types.Settings(conf))
-
-    if not isinstance(conf['rules'], types.RulesNamesList):
-        conf['rules'] = types.RulesNamesList(conf['rules'])
-
-    return types.Settings(conf)
-
-
-def initialize_settings_file(user_dir):
-    settings_path = user_dir.joinpath('settings.py')
-    if not settings_path.is_file():
-        with settings_path.open(mode='w') as settings_file:
-            settings_file.write(SETTINGS_HEADER)
-            for setting in DEFAULT_SETTINGS.items():
-                settings_file.write(u'# {} = {}\n'.format(*setting))
+settings = Settings(DEFAULT_SETTINGS)