X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/dea81b7ad5cfa04c3572771c34af823449d0a8f3..24e8dad575f2ae373e64b583f6ad103cf9193781:/tests/test_black.py diff --git a/tests/test_black.py b/tests/test_black.py index a688c87..5d14ced 100644 --- a/tests/test_black.py +++ b/tests/test_black.py @@ -300,7 +300,6 @@ class BlackTestCase(BlackBaseTestCase): os.unlink(tmp_file) actual = result.output actual = diff_header.sub(DETERMINISTIC_HEADER, actual) - actual = actual.rstrip() + "\n" # the diff output has a trailing space if expected != actual: dump = black.dump_to_file(actual) msg = ( @@ -395,6 +394,31 @@ class BlackTestCase(BlackBaseTestCase): black.assert_equivalent(source, actual) black.assert_stable(source, actual, mode) + def test_skip_magic_trailing_comma(self) -> None: + source, _ = read_data("expression.py") + expected, _ = read_data("expression_skip_magic_trailing_comma.diff") + tmp_file = Path(black.dump_to_file(source)) + diff_header = re.compile( + rf"{re.escape(str(tmp_file))}\t\d\d\d\d-\d\d-\d\d " + r"\d\d:\d\d:\d\d\.\d\d\d\d\d\d \+\d\d\d\d" + ) + try: + result = BlackRunner().invoke(black.main, ["-C", "--diff", str(tmp_file)]) + self.assertEqual(result.exit_code, 0) + finally: + os.unlink(tmp_file) + actual = result.output + actual = diff_header.sub(DETERMINISTIC_HEADER, actual) + actual = actual.rstrip() + "\n" # the diff output has a trailing space + if expected != actual: + dump = black.dump_to_file(actual) + msg = ( + "Expected diff isn't equal to the actual. If you made changes to" + " expression.py and this is an anticipated difference, overwrite" + f" tests/data/expression_skip_magic_trailing_comma.diff with {dump}" + ) + self.assertEqual(expected, actual, msg) + @patch("black.dump_to_file", dump_to_stderr) def test_python2_print_function(self) -> None: source, expected = read_data("python2_print_function") @@ -978,7 +1002,7 @@ class BlackTestCase(BlackBaseTestCase): fobj.write("print('hello')") self.invokeBlack([str(src)]) cache = black.read_cache(mode) - self.assertIn(src, cache) + self.assertIn(str(src), cache) def test_cache_single_file_already_cached(self) -> None: mode = DEFAULT_MODE @@ -1010,8 +1034,8 @@ class BlackTestCase(BlackBaseTestCase): with two.open("r") as fobj: self.assertEqual(fobj.read(), 'print("hello")\n') cache = black.read_cache(mode) - self.assertIn(one, cache) - self.assertIn(two, cache) + self.assertIn(str(one), cache) + self.assertIn(str(two), cache) def test_no_cache_when_writeback_diff(self) -> None: mode = DEFAULT_MODE @@ -1091,8 +1115,8 @@ class BlackTestCase(BlackBaseTestCase): src.touch() black.write_cache({}, [src], mode) cache = black.read_cache(mode) - self.assertIn(src, cache) - self.assertEqual(cache[src], black.get_cache_info(src)) + self.assertIn(str(src), cache) + self.assertEqual(cache[str(src)], black.get_cache_info(src)) def test_filter_cached(self) -> None: with TemporaryDirectory() as workspace: @@ -1103,7 +1127,10 @@ class BlackTestCase(BlackBaseTestCase): uncached.touch() cached.touch() cached_but_changed.touch() - cache = {cached: black.get_cache_info(cached), cached_but_changed: (0.0, 0)} + cache = { + str(cached): black.get_cache_info(cached), + str(cached_but_changed): (0.0, 0), + } todo, done = black.filter_cached( cache, {uncached, cached, cached_but_changed} ) @@ -1131,8 +1158,8 @@ class BlackTestCase(BlackBaseTestCase): fobj.write('print("hello")\n') self.invokeBlack([str(workspace)], exit_code=123) cache = black.read_cache(mode) - self.assertNotIn(failing, cache) - self.assertIn(clean, cache) + self.assertNotIn(str(failing), cache) + self.assertIn(str(clean), cache) def test_write_cache_write_fail(self) -> None: mode = DEFAULT_MODE @@ -1185,9 +1212,9 @@ class BlackTestCase(BlackBaseTestCase): path.touch() black.write_cache({}, [path], mode) one = black.read_cache(mode) - self.assertIn(path, one) + self.assertIn(str(path), one) two = black.read_cache(short_mode) - self.assertNotIn(path, two) + self.assertNotIn(str(path), two) def test_single_file_force_pyi(self) -> None: pyi_mode = replace(DEFAULT_MODE, is_pyi=True) @@ -1201,9 +1228,9 @@ class BlackTestCase(BlackBaseTestCase): actual = fh.read() # verify cache with --pyi is separate pyi_cache = black.read_cache(pyi_mode) - self.assertIn(path, pyi_cache) + self.assertIn(str(path), pyi_cache) normal_cache = black.read_cache(DEFAULT_MODE) - self.assertNotIn(path, normal_cache) + self.assertNotIn(str(path), normal_cache) self.assertFormatEqual(expected, actual) black.assert_equivalent(contents, actual) black.assert_stable(contents, actual, pyi_mode) @@ -1230,8 +1257,8 @@ class BlackTestCase(BlackBaseTestCase): pyi_cache = black.read_cache(pyi_mode) normal_cache = black.read_cache(reg_mode) for path in paths: - self.assertIn(path, pyi_cache) - self.assertNotIn(path, normal_cache) + self.assertIn(str(path), pyi_cache) + self.assertNotIn(str(path), normal_cache) def test_pipe_force_pyi(self) -> None: source, expected = read_data("force_pyi") @@ -1255,9 +1282,9 @@ class BlackTestCase(BlackBaseTestCase): actual = fh.read() # verify cache with --target-version is separate py36_cache = black.read_cache(py36_mode) - self.assertIn(path, py36_cache) + self.assertIn(str(path), py36_cache) normal_cache = black.read_cache(reg_mode) - self.assertNotIn(path, normal_cache) + self.assertNotIn(str(path), normal_cache) self.assertEqual(actual, expected) @event_loop() @@ -1282,8 +1309,8 @@ class BlackTestCase(BlackBaseTestCase): pyi_cache = black.read_cache(py36_mode) normal_cache = black.read_cache(reg_mode) for path in paths: - self.assertIn(path, pyi_cache) - self.assertNotIn(path, normal_cache) + self.assertIn(str(path), pyi_cache) + self.assertNotIn(str(path), normal_cache) def test_pipe_force_py36(self) -> None: source, expected = read_data("force_py36") @@ -1765,6 +1792,33 @@ class BlackTestCase(BlackBaseTestCase): finally: os.chdir(str(old_cwd)) + def test_newline_comment_interaction(self) -> None: + source = "class A:\\\r\n# type: ignore\n pass\n" + output = black.format_str(source, mode=DEFAULT_MODE) + black.assert_stable(source, output, mode=DEFAULT_MODE) + + def test_bpo_2142_workaround(self) -> None: + + # https://bugs.python.org/issue2142 + + source, _ = read_data("missing_final_newline.py") + # read_data adds a trailing newline + source = source.rstrip() + expected, _ = read_data("missing_final_newline.diff") + tmp_file = Path(black.dump_to_file(source, ensure_final_newline=False)) + diff_header = re.compile( + rf"{re.escape(str(tmp_file))}\t\d\d\d\d-\d\d-\d\d " + r"\d\d:\d\d:\d\d\.\d\d\d\d\d\d \+\d\d\d\d" + ) + try: + result = BlackRunner().invoke(black.main, ["--diff", str(tmp_file)]) + self.assertEqual(result.exit_code, 0) + finally: + os.unlink(tmp_file) + actual = result.output + actual = diff_header.sub(DETERMINISTIC_HEADER, actual) + self.assertEqual(actual, expected) + with open(black.__file__, "r", encoding="utf-8") as _bf: black_source_lines = _bf.readlines()