def test_02_comment(self):
        """
		Tests a comment pattern.
		"""
        regex, include = GitIgnorePattern.pattern_to_regex('# Cork soakers.')
        self.assertIsNone(include)
        self.assertIsNone(regex)
    def test_00_empty(self):
        """
		Tests an empty pattern.
		"""
        regex, include = GitIgnorePattern.pattern_to_regex('')
        self.assertIsNone(include)
        self.assertIsNone(regex)
    def test_03_only_double_asterisk(self):
        """
		Tests a double-asterisk pattern which matches everything.
		"""
        regex, include = GitIgnorePattern.pattern_to_regex('**')
        self.assertTrue(include)
        self.assertEqual(regex, '^.+$')
    def test_01_absolute_root(self):
        """
		Tests a single root absolute path pattern.

		This should NOT match any file (according to git check-ignore
		(v2.4.1)).
		"""
        regex, include = GitIgnorePattern.pattern_to_regex('/')
        self.assertIsNone(include)
        self.assertIsNone(regex)
    def test_02_ignore(self):
        """
		Tests an exclude pattern.

		This should NOT match (according to git check-ignore (v2.4.1)):

			temp/foo
		"""
        regex, include = GitIgnorePattern.pattern_to_regex('!temp')
        self.assertIsNotNone(include)
        self.assertFalse(include)
        self.assertEqual(regex, '^(?:.+/)?temp$')
    def test_03_parent_double_asterisk(self):
        """
		Tests a file name with a double-asterisk parent directory.

		This should match:

			foo/spam
			foo/spam/bar
		"""
        regex, include = GitIgnorePattern.pattern_to_regex('**/spam')
        self.assertTrue(include)
        self.assertEqual(regex, '^(?:.+/)?spam(?:/.*)?$')
    def test_04_prefix_wildcard(self):
        """
		Tests a pattern with a prefix wildcard.

		This should match:

			bar.py
			bar.py/
			foo/bar.py
			foo/bar.py/baz
		"""
        regex, include = GitIgnorePattern.pattern_to_regex('*.py')
        self.assertTrue(include)
        self.assertEqual(regex, '^(?:.+/)?[^/]*\\.py(?:/.*)?$')
    def test_01_relative(self):
        """
		Tests a relative path pattern.

		This should match:

			spam
			spam/
			foo/spam
			spam/foo
			foo/spam/bar
		"""
        regex, include = GitIgnorePattern.pattern_to_regex('spam')
        self.assertTrue(include)
        self.assertEqual(regex, '^(?:.+/)?spam(?:/.*)?$')
    def test_04_postfix_wildcard(self):
        """
		Tests a pattern with a postfix wildcard.

		This should match:

			~temp-
			~temp-foo
			~temp-foo/bar
			foo/~temp-bar
			foo/~temp-bar/baz
		"""
        regex, include = GitIgnorePattern.pattern_to_regex('~temp-*')
        self.assertTrue(include)
        self.assertEqual(regex, '^(?:.+/)?\\~temp\\-[^/]*(?:/.*)?$')
    def test_04_infix_wildcard(self):
        """
		Tests a pattern with an infix wildcard.

		This should match:

			foo--bar
			foo-hello-bar
			a/foo-hello-bar
			foo-hello-bar/b
			a/foo-hello-bar/b
		"""
        regex, include = GitIgnorePattern.pattern_to_regex('foo-*-bar')
        self.assertTrue(include)
        self.assertEqual(regex, '^(?:.+/)?foo\\-[^/]*\\-bar(?:/.*)?$')
    def test_01_relative_nested(self):
        """
		Tests a relative nested path pattern.

		This should match:

			foo/spam
			foo/spam/bar

		This should **not** match (according to git check-ignore (v2.4.1)):

			bar/foo/spam
		"""
        regex, include = GitIgnorePattern.pattern_to_regex('foo/spam')
        self.assertTrue(include)
        self.assertEqual(regex, '^foo/spam(?:/.*)?$')
    def test_03_child_double_asterisk(self):
        """
		Tests a directory name with a double-asterisk child
		directory.

		This should match:

			spam/bar

		This should **not** match (according to git check-ignore (v2.4.1)):

			foo/spam/bar
		"""
        regex, include = GitIgnorePattern.pattern_to_regex('spam/**')
        self.assertTrue(include)
        self.assertEqual(regex, '^spam/.*$')
    def test_01_absolute(self):
        """
		Tests an absolute path pattern.

		This should match:

			an/absolute/file/path
			an/absolute/file/path/foo

		This should NOT match:

			foo/an/absolute/file/path
		"""
        regex, include = GitIgnorePattern.pattern_to_regex(
            '/an/absolute/file/path')
        self.assertTrue(include)
        self.assertEqual(regex, '^an/absolute/file/path(?:/.*)?$')
    def test_05_directory(self):
        """
		Tests a directory pattern.

		This should match:

			dir/
			foo/dir/
			foo/dir/bar

		This should **not** match:

			dir
		"""
        regex, include = GitIgnorePattern.pattern_to_regex('dir/')
        self.assertTrue(include)
        self.assertEqual(regex, '^(?:.+/)?dir/.*$')
    def test_03_inner_double_asterisk(self):
        """
		Tests a path with an inner double-asterisk directory.

		This should match:

			left/bar/right
			left/foo/bar/right
			left/bar/right/foo

		This should **not** match (according to git check-ignore (v2.4.1)):

			foo/left/bar/right
		"""
        regex, include = GitIgnorePattern.pattern_to_regex('left/**/right')
        self.assertTrue(include)
        self.assertEqual(regex, '^left(?:/.+)?/right(?:/.*)?$')