X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/42a3fe53319a8c02858c2a96989ed1339f84515a..d4f05217546dd98f81ca472aa00e68d978c900f4:/tests/test_black.py diff --git a/tests/test_black.py b/tests/test_black.py index 3418df9..9c798ca 100644 --- a/tests/test_black.py +++ b/tests/test_black.py @@ -162,7 +162,9 @@ class BlackTestCase(unittest.TestCase): source, expected = read_data("../black", data=False) stderrbuf = BytesIO() result = BlackRunner(stderrbuf).invoke( - black.main, ["-", "--fast", f"--line-length={ll}"], input=source + black.main, + ["-", "--fast", f"--line-length={ll}"], + input=BytesIO(source.encode("utf8")), ) self.assertEqual(result.exit_code, 0) self.assertFormatEqual(expected, result.output) @@ -179,7 +181,9 @@ class BlackTestCase(unittest.TestCase): config = THIS_DIR / "data" / "empty_pyproject.toml" stderrbuf = BytesIO() args = ["-", "--fast", f"--line-length={ll}", "--diff", f"--config={config}"] - result = BlackRunner(stderrbuf).invoke(black.main, args, input=source) + result = BlackRunner(stderrbuf).invoke( + black.main, args, input=BytesIO(source.encode("utf8")) + ) self.assertEqual(result.exit_code, 0) actual = diff_header.sub("[Deterministic header]", result.output) actual = actual.rstrip() + "\n" # the diff output has a trailing space @@ -369,6 +373,21 @@ class BlackTestCase(unittest.TestCase): black.assert_equivalent(source, actual) black.assert_stable(source, actual, line_length=ll) + @patch("black.dump_to_file", dump_to_stderr) + def test_numeric_literals(self) -> None: + source, expected = read_data("numeric_literals") + actual = fs(source, mode=black.FileMode.PYTHON36) + self.assertFormatEqual(expected, actual) + black.assert_equivalent(source, actual) + black.assert_stable(source, actual, line_length=ll) + + @patch("black.dump_to_file", dump_to_stderr) + def test_numeric_literals_py2(self) -> None: + source, expected = read_data("numeric_literals_py2") + actual = fs(source) + self.assertFormatEqual(expected, actual) + black.assert_stable(source, actual, line_length=ll) + @patch("black.dump_to_file", dump_to_stderr) def test_python2(self) -> None: source, expected = read_data("python2") @@ -392,6 +411,16 @@ class BlackTestCase(unittest.TestCase): self.assertFormatEqual(expected, actual) black.assert_stable(source, actual, line_length=ll, mode=mode) + @patch("black.dump_to_file", dump_to_stderr) + def test_python37(self) -> None: + source, expected = read_data("python37") + actual = fs(source) + self.assertFormatEqual(expected, actual) + major, minor = sys.version_info[:2] + if major > 3 or (major == 3 and minor >= 7): + black.assert_equivalent(source, actual) + black.assert_stable(source, actual, line_length=ll) + @patch("black.dump_to_file", dump_to_stderr) def test_fmtonoff(self) -> None: source, expected = read_data("fmtonoff") @@ -400,6 +429,14 @@ class BlackTestCase(unittest.TestCase): black.assert_equivalent(source, actual) black.assert_stable(source, actual, line_length=ll) + @patch("black.dump_to_file", dump_to_stderr) + def test_fmtonoff2(self) -> None: + source, expected = read_data("fmtonoff2") + actual = fs(source) + self.assertFormatEqual(expected, actual) + black.assert_equivalent(source, actual) + black.assert_stable(source, actual, line_length=ll) + @patch("black.dump_to_file", dump_to_stderr) def test_remove_empty_parentheses_after_class(self) -> None: source, expected = read_data("class_blank_parentheses") @@ -695,6 +732,10 @@ class BlackTestCase(unittest.TestCase): self.assertTrue(black.is_python36(node)) node = black.lib2to3_parse("def f(*, arg): f'string'\n") self.assertTrue(black.is_python36(node)) + node = black.lib2to3_parse("123_456\n") + self.assertTrue(black.is_python36(node)) + node = black.lib2to3_parse("123456\n") + self.assertFalse(black.is_python36(node)) source, expected = read_data("function") node = black.lib2to3_parse(source) self.assertTrue(black.is_python36(node)) @@ -727,6 +768,14 @@ class BlackTestCase(unittest.TestCase): self.assertEqual(set(), black.get_future_imports(node)) node = black.lib2to3_parse("from some.module import black\n") self.assertEqual(set(), black.get_future_imports(node)) + node = black.lib2to3_parse( + "from __future__ import unicode_literals as _unicode_literals" + ) + self.assertEqual({"unicode_literals"}, black.get_future_imports(node)) + node = black.lib2to3_parse( + "from __future__ import unicode_literals as _lol, print" + ) + self.assertEqual({"unicode_literals", "print"}, black.get_future_imports(node)) def test_debug_visitor(self) -> None: source, _ = read_data("debug_visitor.py") @@ -861,7 +910,9 @@ class BlackTestCase(unittest.TestCase): def test_no_cache_when_stdin(self) -> None: mode = black.FileMode.AUTO_DETECT with cache_dir(): - result = CliRunner().invoke(black.main, ["-"], input="print('hello')") + result = CliRunner().invoke( + black.main, ["-"], input=BytesIO(b"print('hello')") + ) self.assertEqual(result.exit_code, 0) cache_file = black.get_cache_file(black.DEFAULT_LINE_LENGTH, mode) self.assertFalse(cache_file.exists()) @@ -935,12 +986,10 @@ class BlackTestCase(unittest.TestCase): src1 = (THIS_DIR / "data" / "string_quotes.py").resolve() result = CliRunner().invoke(black.main, [str(src1), "--diff", "--check"]) self.assertEqual(result.exit_code, 1, result.output) - # Files which will not be reformatted. src2 = (THIS_DIR / "data" / "composition.py").resolve() result = CliRunner().invoke(black.main, [str(src2), "--diff", "--check"]) self.assertEqual(result.exit_code, 0, result.output) - # Multi file command. result = CliRunner().invoke( black.main, [str(src1), str(src2), "--diff", "--check"] @@ -1021,7 +1070,9 @@ class BlackTestCase(unittest.TestCase): def test_pipe_force_pyi(self) -> None: source, expected = read_data("force_pyi") - result = CliRunner().invoke(black.main, ["-", "-q", "--pyi"], input=source) + result = CliRunner().invoke( + black.main, ["-", "-q", "--pyi"], input=BytesIO(source.encode("utf8")) + ) self.assertEqual(result.exit_code, 0) actual = result.output self.assertFormatEqual(actual, expected) @@ -1075,7 +1126,9 @@ class BlackTestCase(unittest.TestCase): def test_pipe_force_py36(self) -> None: source, expected = read_data("force_py36") - result = CliRunner().invoke(black.main, ["-", "-q", "--py36"], input=source) + result = CliRunner().invoke( + black.main, ["-", "-q", "--py36"], input=BytesIO(source.encode("utf8")) + ) self.assertEqual(result.exit_code, 0) actual = result.output self.assertFormatEqual(actual, expected) @@ -1154,50 +1207,38 @@ class BlackTestCase(unittest.TestCase): test_file.write_bytes(contents.encode()) ff(test_file, write_back=black.WriteBack.YES) updated_contents: bytes = test_file.read_bytes() - self.assertIn(nl.encode(), updated_contents) # type: ignore + self.assertIn(nl.encode(), updated_contents) if nl == "\n": - self.assertNotIn(b"\r\n", updated_contents) # type: ignore + self.assertNotIn(b"\r\n", updated_contents) def test_assert_equivalent_different_asts(self) -> None: with self.assertRaises(AssertionError): black.assert_equivalent("{}", "None") def test_symlink_out_of_root_directory(self) -> None: - # prepare argumens path = MagicMock() root = THIS_DIR child = MagicMock() include = re.compile(black.DEFAULT_INCLUDES) exclude = re.compile(black.DEFAULT_EXCLUDES) report = black.Report() - - # set the behavior of mock arguments - # child should behave like a symlink which resolved path is clearly - # outside of the root directory + # `child` should behave like a symlink which resolved path is clearly + # outside of the `root` directory. path.iterdir.return_value = [child] child.resolve.return_value = Path("/a/b/c") child.is_symlink.return_value = True - - # call the method - # it should not raise any error - list(black.gen_python_files_in_dir(path, root, include, exclude, report)) - - # check the call of the methods of the mock objects + try: + list(black.gen_python_files_in_dir(path, root, include, exclude, report)) + except ValueError as ve: + self.fail("`get_python_files_in_dir()` failed: {ve}") path.iterdir.assert_called_once() child.resolve.assert_called_once() child.is_symlink.assert_called_once() - - # set the behavior of mock arguments - # child should behave like a strange file which resolved path is clearly - # outside of the root directory + # `child` should behave like a strange file which resolved path is clearly + # outside of the `root` directory. child.is_symlink.return_value = False - - # call the method - # it should raise a ValueError with self.assertRaises(ValueError): list(black.gen_python_files_in_dir(path, root, include, exclude, report)) - - # check the call of the methods of the mock objects path.iterdir.assert_called() self.assertEqual(path.iterdir.call_count, 2) child.resolve.assert_called() @@ -1205,6 +1246,28 @@ class BlackTestCase(unittest.TestCase): child.is_symlink.assert_called() self.assertEqual(child.is_symlink.call_count, 2) + def test_shhh_click(self) -> None: + try: + from click import _unicodefun # type: ignore + except ModuleNotFoundError: + self.skipTest("Incompatible Click version") + if not hasattr(_unicodefun, "_verify_python3_env"): + self.skipTest("Incompatible Click version") + # First, let's see if Click is crashing with a preferred ASCII charset. + with patch("locale.getpreferredencoding") as gpe: + gpe.return_value = "ASCII" + with self.assertRaises(RuntimeError): + _unicodefun._verify_python3_env() + # Now, let's silence Click... + black.patch_click() + # ...and confirm it's silent. + with patch("locale.getpreferredencoding") as gpe: + gpe.return_value = "ASCII" + try: + _unicodefun._verify_python3_env() + except RuntimeError as re: + self.fail(f"`patch_click()` failed, exception still raised: {re}") + if __name__ == "__main__": unittest.main(module="test_black")