#579: Add missing_space_before_subcommand rule

tests/rules/test_missing_space_before_subcommand.py

@@ -0,0 +1,39 @@
+import pytest
+from thefuck.rules.missing_space_before_subcommand import (
+    match, get_new_command)
+from tests.utils import Command
+
+
+@pytest.fixture(autouse=True)
+def which(mocker):
+    return mocker.patch('thefuck.rules.missing_space_before_subcommand.which',
+                        return_value=None)
+
+
+@pytest.fixture(autouse=True)
+def all_executables(mocker):
+    return mocker.patch(
+        'thefuck.rules.missing_space_before_subcommand.get_all_executables',
+        return_value=['git', 'ls', 'npm'])
+
+
+@pytest.mark.parametrize('script', [
+    'gitbranch', 'ls-la', 'npminstall'])
+def test_match(script):
+    assert match(Command(script))
+
+
+@pytest.mark.parametrize('script, which_result', [
+    ('git branch', '/usr/bin/git'),
+    ('vimfile', None)])
+def test_not_match(script, which_result, which):
+    which.return_value = which_result
+    assert not match(Command(script))
+
+
+@pytest.mark.parametrize('script, result', [
+    ('gitbranch', 'git branch'),
+    ('ls-la', 'ls -la'),
+    ('npminstall webpack', 'npm install webpack')])
+def test_get_new_command(script, result):
+    assert get_new_command(Command(script)) == result