datakortet / dkfileutils

                (root / 'a').unlink()

        assert root.listdir() == ['a']

        (root / 'a').chmod(stat.S_IWRITE)

        (root / 'a').unlink()

        assert root.listdir() == []

def test_unlink():

    files = """

        - a

        - b

    """

    with create_files(files) as _root:

        root = path.Path(_root)

        assert {p.relpath(root) for p in root} == {'a', 'b'}

        b = root / 'b'

        b.unlink()

        assert [p.relpath(root) for p in root] == ['a']

        a = root / 'a'

        a.remove()

        assert [p.relpath(root) for p in root] == []

        root = path.Path(_root)

        t = time.time()

        _stat = root.utime()

        assert abs(_stat.st_atime - t) < 1

def test_chmod():

    files = """

        a

    """

    with create_files(files) as _root:

        root = path.Path(_root)

        (root / 'a').chmod(0o0400)  # only read for only current user

        # (root / 'a').chmod(stat.S_IREAD)

        if sys.platform == 'win32':

            # doesn't appear to be any way for a user to create a file that he

            # can't unlink on linux.

            with pytest.raises(OSError):

                (root / 'a').unlink()

        assert root.listdir() == ['a']

        (root / 'a').chmod(stat.S_IWRITE)

        (root / 'a').unlink()