X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/c4d2db43231cb927c89a403e2837b7fee92a6ad5..7a14a37981862ef418f3cdb4a7e2375856f97529:/tests/test_black.py diff --git a/tests/test_black.py b/tests/test_black.py index 66a0761..7a4a3bb 100644 --- a/tests/test_black.py +++ b/tests/test_black.py @@ -7,7 +7,7 @@ from functools import partial from io import BytesIO, TextIOWrapper import os from pathlib import Path -import re +import regex as re import sys from tempfile import TemporaryDirectory from typing import Any, BinaryIO, Generator, List, Tuple, Iterator, TypeVar @@ -29,10 +29,13 @@ except ImportError: else: has_blackd_deps = True +from pathspec import PathSpec + ff = partial(black.format_file_in_place, mode=black.FileMode(), fast=True) fs = partial(black.format_str, mode=black.FileMode()) THIS_FILE = Path(__file__) THIS_DIR = THIS_FILE.parent +DETERMINISTIC_HEADER = "[Deterministic header]" EMPTY_LINE = "# EMPTY LINE WITH WHITESPACE" + " (this comment will be removed)" PY36_ARGS = [ f"--target-version={version.name.lower()}" for version in black.PY36_VERSIONS @@ -158,6 +161,16 @@ class BlackTestCase(unittest.TestCase): result = runner.invoke(black.main, args) self.assertEqual(result.exit_code, exit_code, msg=runner.stderr_bytes.decode()) + @patch("black.dump_to_file", dump_to_stderr) + def checkSourceFile(self, name: str) -> None: + path = THIS_DIR.parent / name + source, expected = read_data(str(path), data=False) + actual = fs(source) + self.assertFormatEqual(expected, actual) + black.assert_equivalent(source, actual) + black.assert_stable(source, actual, black.FileMode()) + self.assertFalse(ff(path)) + @patch("black.dump_to_file", dump_to_stderr) def test_empty(self) -> None: source = expected = "" @@ -177,23 +190,44 @@ class BlackTestCase(unittest.TestCase): os.unlink(tmp_file) self.assertFormatEqual(expected, actual) - @patch("black.dump_to_file", dump_to_stderr) def test_self(self) -> None: - source, expected = read_data("test_black", data=False) - actual = fs(source) - self.assertFormatEqual(expected, actual) - black.assert_equivalent(source, actual) - black.assert_stable(source, actual, black.FileMode()) - self.assertFalse(ff(THIS_FILE)) + self.checkSourceFile("tests/test_black.py") - @patch("black.dump_to_file", dump_to_stderr) def test_black(self) -> None: - source, expected = read_data("../black", data=False) - actual = fs(source) - self.assertFormatEqual(expected, actual) - black.assert_equivalent(source, actual) - black.assert_stable(source, actual, black.FileMode()) - self.assertFalse(ff(THIS_DIR / ".." / "black.py")) + self.checkSourceFile("black.py") + + def test_pygram(self) -> None: + self.checkSourceFile("blib2to3/pygram.py") + + def test_pytree(self) -> None: + self.checkSourceFile("blib2to3/pytree.py") + + def test_conv(self) -> None: + self.checkSourceFile("blib2to3/pgen2/conv.py") + + def test_driver(self) -> None: + self.checkSourceFile("blib2to3/pgen2/driver.py") + + def test_grammar(self) -> None: + self.checkSourceFile("blib2to3/pgen2/grammar.py") + + def test_literals(self) -> None: + self.checkSourceFile("blib2to3/pgen2/literals.py") + + def test_parse(self) -> None: + self.checkSourceFile("blib2to3/pgen2/parse.py") + + def test_pgen(self) -> None: + self.checkSourceFile("blib2to3/pgen2/pgen.py") + + def test_tokenize(self) -> None: + self.checkSourceFile("blib2to3/pgen2/tokenize.py") + + def test_token(self) -> None: + self.checkSourceFile("blib2to3/pgen2/token.py") + + def test_setup(self) -> None: + self.checkSourceFile("setup.py") def test_piping(self) -> None: source, expected = read_data("../black", data=False) @@ -226,19 +260,10 @@ class BlackTestCase(unittest.TestCase): black.main, args, input=BytesIO(source.encode("utf8")) ) self.assertEqual(result.exit_code, 0) - actual = diff_header.sub("[Deterministic header]", result.output) + actual = diff_header.sub(DETERMINISTIC_HEADER, result.output) actual = actual.rstrip() + "\n" # the diff output has a trailing space self.assertEqual(expected, actual) - @patch("black.dump_to_file", dump_to_stderr) - def test_setup(self) -> None: - source, expected = read_data("../setup", data=False) - actual = fs(source) - self.assertFormatEqual(expected, actual) - black.assert_equivalent(source, actual) - black.assert_stable(source, actual, black.FileMode()) - self.assertFalse(ff(THIS_DIR / ".." / "setup.py")) - @patch("black.dump_to_file", dump_to_stderr) def test_function(self) -> None: source, expected = read_data("function") @@ -316,7 +341,7 @@ class BlackTestCase(unittest.TestCase): finally: os.unlink(tmp_file) actual = result.output - actual = diff_header.sub("[Deterministic header]", actual) + 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) @@ -573,6 +598,16 @@ class BlackTestCase(unittest.TestCase): # but not on 3.6, because we use async as a reserved keyword self.invokeBlack([str(source_path), "--target-version", "py36"], exit_code=123) + @patch("black.dump_to_file", dump_to_stderr) + def test_python38(self) -> None: + source, expected = read_data("python38") + actual = fs(source) + self.assertFormatEqual(expected, actual) + major, minor = sys.version_info[:2] + if major > 3 or (major == 3 and minor >= 8): + black.assert_equivalent(source, actual) + black.assert_stable(source, actual, black.FileMode()) + @patch("black.dump_to_file", dump_to_stderr) def test_fmtonoff(self) -> None: source, expected = read_data("fmtonoff") @@ -589,6 +624,14 @@ 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_fmtonoff3(self) -> None: + source, expected = read_data("fmtonoff3") + 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_remove_empty_parentheses_after_class(self) -> None: source, expected = read_data("class_blank_parentheses") @@ -745,6 +788,13 @@ class BlackTestCase(unittest.TestCase): "2 files would be reformatted, 3 files would be left unchanged, " "2 files would fail to reformat.", ) + report.check = False + report.diff = True + self.assertEqual( + unstyle(str(report)), + "2 files would be reformatted, 3 files would be left unchanged, " + "2 files would fail to reformat.", + ) def test_report_quiet(self) -> None: report = black.Report(quiet=True) @@ -832,6 +882,13 @@ class BlackTestCase(unittest.TestCase): "2 files would be reformatted, 3 files would be left unchanged, " "2 files would fail to reformat.", ) + report.check = False + report.diff = True + self.assertEqual( + unstyle(str(report)), + "2 files would be reformatted, 3 files would be left unchanged, " + "2 files would fail to reformat.", + ) def test_report_normal(self) -> None: report = black.Report() @@ -922,6 +979,13 @@ class BlackTestCase(unittest.TestCase): "2 files would be reformatted, 3 files would be left unchanged, " "2 files would fail to reformat.", ) + report.check = False + report.diff = True + self.assertEqual( + unstyle(str(report)), + "2 files would be reformatted, 3 files would be left unchanged, " + "2 files would fail to reformat.", + ) def test_lib2to3_parse(self) -> None: with self.assertRaises(black.InvalidInput): @@ -1245,6 +1309,13 @@ class BlackTestCase(unittest.TestCase): two = black.read_cache(short_mode) self.assertNotIn(path, two) + def test_tricky_unicode_symbols(self) -> None: + source, expected = read_data("tricky_unicode_symbols") + actual = fs(source) + self.assertFormatEqual(expected, actual) + black.assert_equivalent(source, actual) + black.assert_stable(source, actual, black.FileMode()) + def test_single_file_force_pyi(self) -> None: reg_mode = black.FileMode() pyi_mode = black.FileMode(is_pyi=True) @@ -1340,6 +1411,13 @@ class BlackTestCase(unittest.TestCase): self.assertIn(path, pyi_cache) self.assertNotIn(path, normal_cache) + def test_collections(self) -> None: + source, expected = read_data("collections") + actual = fs(source) + self.assertFormatEqual(expected, actual) + black.assert_equivalent(source, actual) + black.assert_stable(source, actual, black.FileMode()) + def test_pipe_force_py36(self) -> None: source, expected = read_data("force_py36") result = CliRunner().invoke( @@ -1356,6 +1434,28 @@ class BlackTestCase(unittest.TestCase): include = re.compile(r"\.pyi?$") exclude = re.compile(r"/exclude/|/\.definitely_exclude/") report = black.Report() + gitignore = PathSpec.from_lines("gitwildmatch", []) + sources: List[Path] = [] + expected = [ + Path(path / "b/dont_exclude/a.py"), + Path(path / "b/dont_exclude/a.pyi"), + ] + this_abs = THIS_DIR.resolve() + sources.extend( + black.gen_python_files_in_dir( + path, this_abs, include, exclude, report, gitignore + ) + ) + self.assertEqual(sorted(expected), sorted(sources)) + + def test_gitignore_exclude(self) -> None: + path = THIS_DIR / "data" / "include_exclude_tests" + include = re.compile(r"\.pyi?$") + exclude = re.compile(r"") + report = black.Report() + gitignore = PathSpec.from_lines( + "gitwildmatch", ["exclude/", ".definitely_exclude"] + ) sources: List[Path] = [] expected = [ Path(path / "b/dont_exclude/a.py"), @@ -1363,13 +1463,16 @@ class BlackTestCase(unittest.TestCase): ] this_abs = THIS_DIR.resolve() sources.extend( - black.gen_python_files_in_dir(path, this_abs, include, exclude, report) + black.gen_python_files_in_dir( + path, this_abs, include, exclude, report, gitignore + ) ) self.assertEqual(sorted(expected), sorted(sources)) def test_empty_include(self) -> None: path = THIS_DIR / "data" / "include_exclude_tests" report = black.Report() + gitignore = PathSpec.from_lines("gitwildmatch", []) empty = re.compile(r"") sources: List[Path] = [] expected = [ @@ -1386,7 +1489,12 @@ class BlackTestCase(unittest.TestCase): this_abs = THIS_DIR.resolve() sources.extend( black.gen_python_files_in_dir( - path, this_abs, empty, re.compile(black.DEFAULT_EXCLUDES), report + path, + this_abs, + empty, + re.compile(black.DEFAULT_EXCLUDES), + report, + gitignore, ) ) self.assertEqual(sorted(expected), sorted(sources)) @@ -1394,6 +1502,7 @@ class BlackTestCase(unittest.TestCase): def test_empty_exclude(self) -> None: path = THIS_DIR / "data" / "include_exclude_tests" report = black.Report() + gitignore = PathSpec.from_lines("gitwildmatch", []) empty = re.compile(r"") sources: List[Path] = [] expected = [ @@ -1407,7 +1516,12 @@ class BlackTestCase(unittest.TestCase): this_abs = THIS_DIR.resolve() sources.extend( black.gen_python_files_in_dir( - path, this_abs, re.compile(black.DEFAULT_INCLUDES), empty, report + path, + this_abs, + re.compile(black.DEFAULT_INCLUDES), + empty, + report, + gitignore, ) ) self.assertEqual(sorted(expected), sorted(sources)) @@ -1452,13 +1566,19 @@ class BlackTestCase(unittest.TestCase): include = re.compile(black.DEFAULT_INCLUDES) exclude = re.compile(black.DEFAULT_EXCLUDES) report = black.Report() + gitignore = PathSpec.from_lines("gitwildmatch", []) # `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.as_posix.return_value = "/a/b/c" child.is_symlink.return_value = True try: - list(black.gen_python_files_in_dir(path, root, include, exclude, report)) + list( + black.gen_python_files_in_dir( + path, root, include, exclude, report, gitignore + ) + ) except ValueError as ve: self.fail(f"`get_python_files_in_dir()` failed: {ve}") path.iterdir.assert_called_once() @@ -1468,7 +1588,11 @@ class BlackTestCase(unittest.TestCase): # outside of the `root` directory. child.is_symlink.return_value = False with self.assertRaises(ValueError): - list(black.gen_python_files_in_dir(path, root, include, exclude, report)) + list( + black.gen_python_files_in_dir( + path, root, include, exclude, report, gitignore + ) + ) path.iterdir.assert_called() self.assertEqual(path.iterdir.call_count, 2) child.resolve.assert_called() @@ -1521,6 +1645,16 @@ class BlackTestCase(unittest.TestCase): raise result.exception self.assertEqual(result.exit_code, 0) + def test_invalid_config_return_code(self) -> None: + tmp_file = Path(black.dump_to_file()) + try: + tmp_config = Path(black.dump_to_file()) + tmp_config.unlink() + args = ["--config", str(tmp_config), str(tmp_file)] + self.invokeBlack(args, exit_code=2, ignore_config=False) + finally: + tmp_file.unlink() + class BlackDTestCase(AioHTTPTestCase): async def get_application(self) -> web.Application: @@ -1562,7 +1696,7 @@ class BlackDTestCase(AioHTTPTestCase): @unittest_run_loop async def test_blackd_unsupported_version(self) -> None: response = await self.client.post( - "/", data=b"what", headers={blackd.VERSION_HEADER: "2"} + "/", data=b"what", headers={blackd.PROTOCOL_VERSION_HEADER: "2"} ) self.assertEqual(response.status, 501) @@ -1571,7 +1705,7 @@ class BlackDTestCase(AioHTTPTestCase): @unittest_run_loop async def test_blackd_supported_version(self) -> None: response = await self.client.post( - "/", data=b"what", headers={blackd.VERSION_HEADER: "1"} + "/", data=b"what", headers={blackd.PROTOCOL_VERSION_HEADER: "1"} ) self.assertEqual(response.status, 200) @@ -1606,6 +1740,27 @@ class BlackDTestCase(AioHTTPTestCase): self.assertEqual(response.status, 200) self.assertEqual(await response.text(), expected) + @skip_if_exception("ClientOSError") + @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed") + @unittest_run_loop + async def test_blackd_diff(self) -> None: + diff_header = re.compile( + rf"(In|Out)\t\d\d\d\d-\d\d-\d\d " + rf"\d\d:\d\d:\d\d\.\d\d\d\d\d\d \+\d\d\d\d" + ) + + source, _ = read_data("blackd_diff.py") + expected, _ = read_data("blackd_diff.diff") + + response = await self.client.post( + "/", data=source, headers={blackd.DIFF_HEADER: "true"} + ) + self.assertEqual(response.status, 200) + + actual = await response.text() + actual = diff_header.sub(DETERMINISTIC_HEADER, actual) + self.assertEqual(actual, expected) + @skip_if_exception("ClientOSError") @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed") @unittest_run_loop @@ -1662,6 +1817,13 @@ class BlackDTestCase(AioHTTPTestCase): ) self.assertEqual(response.status, 400) + @skip_if_exception("ClientOSError") + @unittest.skipUnless(has_blackd_deps, "blackd's dependencies are not installed") + @unittest_run_loop + async def test_blackd_response_black_version_header(self) -> None: + response = await self.client.post("/") + self.assertIsNotNone(response.headers.get(blackd.BLACK_VERSION_HEADER)) + if __name__ == "__main__": unittest.main(module="test_black")