X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/21ab37a5d92c866a289320cba7c4689df70b3342..c2c2f7203869443965f722dae3007e0e2578e575:/tests/test_black.py?ds=sidebyside diff --git a/tests/test_black.py b/tests/test_black.py index 21a7f2d..86175aa 100644 --- a/tests/test_black.py +++ b/tests/test_black.py @@ -1,5 +1,6 @@ #!/usr/bin/env python3 import asyncio +import logging from concurrent.futures import ThreadPoolExecutor from contextlib import contextmanager, redirect_stderr from functools import partial, wraps @@ -27,7 +28,7 @@ from click import unstyle from click.testing import CliRunner import black -from black import Feature +from black import Feature, TargetVersion try: import blackd @@ -37,7 +38,6 @@ except ImportError: else: has_blackd_deps = True - ff = partial(black.format_file_in_place, mode=black.FileMode(), fast=True) fs = partial(black.format_str, mode=black.FileMode()) THIS_FILE = Path(__file__) @@ -388,6 +388,14 @@ class BlackTestCase(unittest.TestCase): black.assert_equivalent(source, actual) black.assert_stable(source, actual, black.FileMode()) + @patch("black.dump_to_file", dump_to_stderr) + def test_comments7(self) -> None: + source, expected = read_data("comments7") + actual = fs(source) + self.assertFormatEqual(expected, actual) + black.assert_equivalent(source, actual) + black.assert_stable(source, actual, black.FileMode()) + @patch("black.dump_to_file", dump_to_stderr) def test_cantfit(self) -> None: source, expected = read_data("cantfit") @@ -461,6 +469,14 @@ class BlackTestCase(unittest.TestCase): # black.assert_equivalent(source, actual) black.assert_stable(source, actual, black.FileMode()) + @patch("black.dump_to_file", dump_to_stderr) + def test_python2_print_function(self) -> None: + source, expected = read_data("python2_print_function") + mode = black.FileMode(target_versions={TargetVersion.PY27}) + actual = fs(source, mode=mode) + self.assertFormatEqual(expected, actual) + black.assert_stable(source, actual, mode) + @patch("black.dump_to_file", dump_to_stderr) def test_python2_unicode_literals(self) -> None: source, expected = read_data("python2_unicode_literals") @@ -526,18 +542,27 @@ class BlackTestCase(unittest.TestCase): black.assert_equivalent(source, actual) black.assert_stable(source, actual, black.FileMode()) - def test_comment_indentation(self) -> None: + def test_tab_comment_indentation(self) -> None: contents_tab = "if 1:\n\tif 2:\n\t\tpass\n\t# comment\n\tpass\n" contents_spc = "if 1:\n if 2:\n pass\n # comment\n pass\n" - - self.assertFormatEqual(fs(contents_spc), contents_spc) - self.assertFormatEqual(fs(contents_tab), contents_spc) + self.assertFormatEqual(contents_spc, fs(contents_spc)) + self.assertFormatEqual(contents_spc, fs(contents_tab)) contents_tab = "if 1:\n\tif 2:\n\t\tpass\n\t\t# comment\n\tpass\n" contents_spc = "if 1:\n if 2:\n pass\n # comment\n pass\n" + self.assertFormatEqual(contents_spc, fs(contents_spc)) + self.assertFormatEqual(contents_spc, fs(contents_tab)) - self.assertFormatEqual(fs(contents_tab), contents_spc) - self.assertFormatEqual(fs(contents_spc), contents_spc) + # mixed tabs and spaces (valid Python 2 code) + contents_tab = "if 1:\n if 2:\n\t\tpass\n\t# comment\n pass\n" + contents_spc = "if 1:\n if 2:\n pass\n # comment\n pass\n" + self.assertFormatEqual(contents_spc, fs(contents_spc)) + self.assertFormatEqual(contents_spc, fs(contents_tab)) + + contents_tab = "if 1:\n if 2:\n\t\tpass\n\t\t# comment\n pass\n" + contents_spc = "if 1:\n if 2:\n pass\n # comment\n pass\n" + self.assertFormatEqual(contents_spc, fs(contents_spc)) + self.assertFormatEqual(contents_spc, fs(contents_tab)) def test_report_verbose(self) -> None: report = black.Report(verbose=True) @@ -811,11 +836,40 @@ class BlackTestCase(unittest.TestCase): "2 files would fail to reformat.", ) + def test_lib2to3_parse(self) -> None: + with self.assertRaises(black.InvalidInput): + black.lib2to3_parse("invalid syntax") + + straddling = "x + y" + black.lib2to3_parse(straddling) + black.lib2to3_parse(straddling, {TargetVersion.PY27}) + black.lib2to3_parse(straddling, {TargetVersion.PY36}) + black.lib2to3_parse(straddling, {TargetVersion.PY27, TargetVersion.PY36}) + + py2_only = "print x" + black.lib2to3_parse(py2_only) + black.lib2to3_parse(py2_only, {TargetVersion.PY27}) + with self.assertRaises(black.InvalidInput): + black.lib2to3_parse(py2_only, {TargetVersion.PY36}) + with self.assertRaises(black.InvalidInput): + black.lib2to3_parse(py2_only, {TargetVersion.PY27, TargetVersion.PY36}) + + py3_only = "exec(x, end=y)" + black.lib2to3_parse(py3_only) + with self.assertRaises(black.InvalidInput): + black.lib2to3_parse(py3_only, {TargetVersion.PY27}) + black.lib2to3_parse(py3_only, {TargetVersion.PY36}) + black.lib2to3_parse(py3_only, {TargetVersion.PY27, TargetVersion.PY36}) + def test_get_features_used(self) -> None: node = black.lib2to3_parse("def f(*, arg): ...\n") self.assertEqual(black.get_features_used(node), set()) node = black.lib2to3_parse("def f(*, arg,): ...\n") - self.assertEqual(black.get_features_used(node), {Feature.TRAILING_COMMA}) + self.assertEqual(black.get_features_used(node), {Feature.TRAILING_COMMA_IN_DEF}) + node = black.lib2to3_parse("f(*arg,)\n") + self.assertEqual( + black.get_features_used(node), {Feature.TRAILING_COMMA_IN_CALL} + ) node = black.lib2to3_parse("def f(*, arg): f'string'\n") self.assertEqual(black.get_features_used(node), {Feature.F_STRINGS}) node = black.lib2to3_parse("123_456\n") @@ -824,13 +878,14 @@ class BlackTestCase(unittest.TestCase): self.assertEqual(black.get_features_used(node), set()) source, expected = read_data("function") node = black.lib2to3_parse(source) - self.assertEqual( - black.get_features_used(node), {Feature.TRAILING_COMMA, Feature.F_STRINGS} - ) + expected_features = { + Feature.TRAILING_COMMA_IN_CALL, + Feature.TRAILING_COMMA_IN_DEF, + Feature.F_STRINGS, + } + self.assertEqual(black.get_features_used(node), expected_features) node = black.lib2to3_parse(expected) - self.assertEqual( - black.get_features_used(node), {Feature.TRAILING_COMMA, Feature.F_STRINGS} - ) + self.assertEqual(black.get_features_used(node), expected_features) source, expected = read_data("expression") node = black.lib2to3_parse(source) self.assertEqual(black.get_features_used(node), set()) @@ -1202,7 +1257,7 @@ class BlackTestCase(unittest.TestCase): source, expected = read_data("force_py36") result = CliRunner().invoke( black.main, - ["-", "-q", "--target-version=cpy36"], + ["-", "-q", "--target-version=py36"], input=BytesIO(source.encode("utf8")), ) self.assertEqual(result.exit_code, 0) @@ -1356,6 +1411,21 @@ class BlackTestCase(unittest.TestCase): except RuntimeError as re: self.fail(f"`patch_click()` failed, exception still raised: {re}") + def test_root_logger_not_used_directly(self) -> None: + def fail(*args: Any, **kwargs: Any) -> None: + self.fail("Record created with root logger") + + with patch.multiple( + logging.root, + debug=fail, + info=fail, + warning=fail, + error=fail, + critical=fail, + log=fail, + ): + ff(THIS_FILE) + @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed") @async_test async def test_blackd_request_needs_formatting(self) -> None: @@ -1425,9 +1495,9 @@ class BlackTestCase(unittest.TestCase): await check("lol") await check("ruby3.5") await check("pyi3.6") - await check("cpy1.5") + await check("py1.5") await check("2.8") - await check("cpy2.8") + await check("py2.8") await check("3.0") await check("pypy3.0") await check("jython3.4") @@ -1466,17 +1536,15 @@ class BlackTestCase(unittest.TestCase): self.assertEqual(response.status, expected_status) await check("3.6", 200) - await check("cpy3.6", 200) - await check("3.5,3.7", 200) - await check("3.5,cpy3.7", 200) + await check("py3.6", 200) + await check("3.6,3.7", 200) + await check("3.6,py3.7", 200) await check("2", 204) await check("2.7", 204) - await check("cpy2.7", 204) - await check("pypy2.7", 204) + await check("py2.7", 204) await check("3.4", 204) - await check("cpy3.4", 204) - await check("pypy3.4", 204) + await check("py3.4", 204) @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed") @async_test