def test_tab_comment_indentation_use_tabs_global() -> 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"
assert contents_tab == black_hook(
contents_spc,
formate_filename="code.py",
formate_global_config={"indent": '\t'},
)
assert contents_tab == black_hook(
contents_tab,
formate_filename="code.py",
formate_global_config={"indent": '\t'},
)
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"
assert contents_tab == black_hook(
contents_spc,
formate_filename="code.py",
formate_global_config={"indent": '\t'},
)
assert contents_tab == black_hook(
contents_tab,
formate_filename="code.py",
formate_global_config={"indent": '\t'},
)
def test_tab_comment_indentation_use_tabs() -> 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" assert contents_tab == black_hook(contents_spc, formate_filename="code.py", use_tabs=True) assert contents_tab == black_hook(contents_tab, formate_filename="code.py", use_tabs=True) 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" assert contents_tab == black_hook(contents_spc, formate_filename="code.py", use_tabs=True) assert contents_tab == black_hook(contents_tab, formate_filename="code.py", use_tabs=True)
def test_async_as_identifier() -> None:
source_path = (THIS_DIR / "data" / "async_as_identifier.py").resolve()
source, expected = read_data("async_as_identifier")
actual = black_hook(source, formate_filename=source_path)
assert 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, DEFAULT_MODE)
# ensure black can parse this when the target is 3.6
black_hook(source, formate_filename=source_path, target_version="py36")
# but not on 3.7, because async/await is no longer an identifier
with pytest.raises(InvalidInput, match="Cannot parse: 1:4: def async()"):
black_hook(source, formate_filename=source_path, target_version="py37")
def test_python39() -> None:
source_path = (THIS_DIR / "data" / "python39.py").resolve()
source, expected = read_data("python39")
actual = black_hook(source, formate_filename=source_path)
assert expected == actual
major, minor = sys.version_info[:2]
if major > 3 or (major == 3 and minor >= 9):
black.assert_equivalent(source, actual)
black.assert_stable(source, actual, DEFAULT_MODE)
def test_python37() -> None:
source_path = (THIS_DIR / "data" / "python37.py").resolve()
source, expected = read_data("python37")
actual = black_hook(source, formate_filename=source_path)
assert 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, DEFAULT_MODE)
# ensure black can parse this when the target is 3.7
black_hook(source, formate_filename=source_path, target_version="py37")
# but not on 3.6, because we use async as a reserved keyword
with pytest.raises(
InvalidInput,
match=re.escape("Cannot parse: 26:18: return (await awaitable for awaitable in awaitable_list)"),
):
black_hook(source, formate_filename=source_path, target_version="py36")
def check_file(self,
filename: str,
mode: black.Mode,
kwargs: dict,
*,
data: bool = True) -> None:
source, expected = read_data(filename, data=data)
actual = black_hook(source, filename, **kwargs)
self.assertFormatEqual(expected, actual)
if source != actual:
black.assert_equivalent(source, actual)
black.assert_stable(source, actual, mode)
def test_line_length_global(advanced_file_regression: AdvancedFileRegressionFixture, length: int) -> None:
source_path = (THIS_DIR / "data" / "long_strings.py").resolve()
source, expected = read_data("long_strings")
actual = black_hook(source, formate_filename=source_path, formate_global_config={"line_length": length})
advanced_file_regression.check(actual)
def test_tab_comment_indentation() -> 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" assert contents_spc == black_hook(contents_spc, formate_filename="code.py") assert contents_spc == black_hook(contents_tab, formate_filename="code.py") assert contents_spc == black_hook(contents_spc, formate_filename="code.py", use_tabs=False) assert contents_spc == black_hook(contents_tab, formate_filename="code.py", use_tabs=False) 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" assert contents_spc == black_hook(contents_spc, formate_filename="code.py") assert contents_spc == black_hook(contents_tab, formate_filename="code.py") assert contents_spc == black_hook(contents_spc, formate_filename="code.py", use_tabs=False) assert contents_spc == black_hook(contents_tab, formate_filename="code.py", use_tabs=False) # 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" assert contents_spc == black_hook(contents_spc, formate_filename="code.py") assert contents_spc == black_hook(contents_tab, formate_filename="code.py") assert contents_spc == black_hook(contents_spc, formate_filename="code.py", use_tabs=False) assert contents_spc == black_hook(contents_tab, formate_filename="code.py", use_tabs=False) 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" assert contents_spc == black_hook(contents_spc, formate_filename="code.py") assert contents_spc == black_hook(contents_tab, formate_filename="code.py") assert contents_spc == black_hook(contents_spc, formate_filename="code.py", use_tabs=False) assert contents_spc == black_hook(contents_tab, formate_filename="code.py", use_tabs=False)