def test_cannot_remove_trailing_slash_from_none_path():
path = Path(None)
path = path.without_trailing_slash()
assert path.string is None
def test_cannot_remove_trailing_slash_from_empty_string():
path = Path("")
path = path.without_trailing_slash()
assert path.string == ""
def test_wont_remove_trailing_slash_if_none_exists():
path = Path("/foo/bar")
path = path.without_trailing_slash()
assert path.string == "/foo/bar"
def test_will_remove_root_path_slash():
path = Path("/")
path = path.without_trailing_slash()
assert path.string == ""
def test_can_remove_trailing_slash_from_path():
path = Path("/foo/bar/")
path = path.without_trailing_slash()
assert path.string == "/foo/bar"
