Squashed commit of the following:

commit 8573f94c2f3ba17ec5d7dd123338c14a550e57e6
Author: Vladimir Iakovlev <nvbn.rm@gmail.com>
Date:   Fri Feb 23 20:45:01 2018 +0100

    #785: Remove functional test

commit 5484576d6e3ef4a53d69860ef953bb48037e8a72
Merge: a36a8b4 f59aa93
Author: Vladimir Iakovlev <nvbn.rm@gmail.com>
Date:   Fri Feb 23 20:44:20 2018 +0100

    Merge branch 'master' of https://github.com/alexbarcelo/thefuck into alexbarcelo-master

commit f59aa931c3
Author: Alex Barcelo <alex.barcelo@gmail.com>
Date:   Fri Feb 16 23:43:43 2018 +0100

    rewritten match + fish output check for cd_* rules

commit 150ecee00f
Author: Alex Barcelo <alex.barcelo@gmail.com>
Date:   Fri Feb 16 23:43:19 2018 +0100

    Adding unittest for cd_correction (with extra fish test case, also for cd_mkdir)

commit e73dd3f6d1
Author: Alex Barcelo <alex.barcelo@gmail.com>
Date:   Fri Feb 16 22:48:22 2018 +0100

    adding functional test for cd_correction rule

commit d1dbbb57d9
Author: Alex Barcelo <alex@betarho.net>
Date:   Fri Feb 16 12:21:33 2018 +0100

    Include root (start with /) case

tests/rules/test_cd_correction.py

@@ -0,0 +1,23 @@
+import pytest
+from thefuck.rules.cd_correction import match
+from thefuck.types import Command
+
+
+@pytest.mark.parametrize('command', [
+    Command('cd foo', 'cd: foo: No such file or directory'),
+    Command('cd foo/bar/baz',
+            'cd: foo: No such file or directory'),
+    Command('cd foo/bar/baz', 'cd: can\'t cd to foo/bar/baz'),
+    Command('cd /foo/bar/', 'cd: The directory "/foo/bar/" does not exist')])
+def test_match(command):
+    assert match(command)
+
+
+@pytest.mark.parametrize('command', [
+    Command('cd foo', ''), Command('', '')])
+def test_not_match(command):
+    assert not match(command)
+
+
+# Note that get_new_command uses local filesystem, so not testing it here.
+# Instead, see the functional test `functional.test_cd_correction`

tests/rules/test_cd_mkdir.py

@@ -7,7 +7,8 @@ from thefuck.types import Command
     Command('cd foo', 'cd: foo: No such file or directory'),
     Command('cd foo/bar/baz',
             'cd: foo: No such file or directory'),
-    Command('cd foo/bar/baz', 'cd: can\'t cd to foo/bar/baz')])
+    Command('cd foo/bar/baz', 'cd: can\'t cd to foo/bar/baz'),
+    Command('cd /foo/bar/', 'cd: The directory "/foo/bar/" does not exist')])
 def test_match(command):
     assert match(command)
 

thefuck/rules/cd_correction.py

@@ -21,9 +21,12 @@ def _get_sub_dirs(parent):
 @for_app('cd')
 def match(command):
     """Match function copied from cd_mkdir.py"""
-    return (command.script.startswith('cd ')
+    return (
-            and ('no such file or directory' in command.output.lower()
+        command.script.startswith('cd ') and any((
-                 or 'cd: can\'t cd to' in command.output.lower()))
+            'no such file or directory' in command.output.lower(),
+            'cd: can\'t cd to' in command.output.lower(),
+            'does not exist' in command.output.lower()
+        )))
 
 
 @sudo_support
@@ -37,7 +40,11 @@ def get_new_command(command):
     dest = command.script_parts[1].split(os.sep)
     if dest[-1] == '':
         dest = dest[:-1]
-    if six.PY2:
+
+    if dest[0] == '':
+        cwd = os.sep
+        dest = dest[1:]
+    elif six.PY2:
         cwd = os.getcwdu()
     else:
         cwd = os.getcwd()

thefuck/rules/cd_mkdir.py

@@ -8,10 +8,11 @@ from thefuck.shells import shell
 @for_app('cd')
 def match(command):
     return (
-        'no such file or directory' in command.output.lower()
+        command.script.startswith('cd ') and any((
-        or 'cd: can\'t cd to' in command.output.lower()
+            'no such file or directory' in command.output.lower(),
-        or 'the system cannot find the path specified.' in command.output.lower()
+            'cd: can\'t cd to' in command.output.lower(),
-    )
+            'does not exist' in command.output.lower()
+        )))
 
 
 @sudo_support