def test_write_cache_read_cache(self) -> None:
with cache_dir() as workspace:
src = (workspace / "test.py").resolve()
src.touch()
black.write_cache({}, [src])
cache = black.read_cache()
self.assertIn(src, cache)
self.assertEqual(cache[src], black.get_cache_info(src))
def test_write_cache_read_cache(self) -> None:
mode = black.FileMode.AUTO_DETECT
with cache_dir() as workspace:
src = (workspace / "test.py").resolve()
src.touch()
black.write_cache({}, [src], black.DEFAULT_LINE_LENGTH, mode)
cache = black.read_cache(black.DEFAULT_LINE_LENGTH, mode)
self.assertIn(src, cache)
self.assertEqual(cache[src], black.get_cache_info(src))
def test_write_cache_read_cache(self) -> None:
mode = black.FileMode.AUTO_DETECT
with cache_dir() as workspace:
src = (workspace / "test.py").resolve()
src.touch()
black.write_cache({}, [src], black.DEFAULT_LINE_LENGTH, mode)
cache = black.read_cache(black.DEFAULT_LINE_LENGTH, mode)
self.assertIn(src, cache)
self.assertEqual(cache[src], black.get_cache_info(src))
def test_filter_cached(self) -> None:
with TemporaryDirectory() as workspace:
path = Path(workspace)
uncached = (path / "uncached").resolve()
cached = (path / "cached").resolve()
cached_but_changed = (path / "changed").resolve()
uncached.touch()
cached.touch()
cached_but_changed.touch()
cache = {cached: black.get_cache_info(cached), cached_but_changed: (0.0, 0)}
todo, done = black.filter_cached(
cache, [uncached, cached, cached_but_changed]
)
self.assertEqual(todo, [uncached, cached_but_changed])
self.assertEqual(done, [cached])
def test_filter_cached(self) -> None:
with TemporaryDirectory() as workspace:
path = Path(workspace)
uncached = (path / "uncached").resolve()
cached = (path / "cached").resolve()
cached_but_changed = (path / "changed").resolve()
uncached.touch()
cached.touch()
cached_but_changed.touch()
cache = {cached: black.get_cache_info(cached), cached_but_changed: (0.0, 0)}
todo, done = black.filter_cached(
cache, [uncached, cached, cached_but_changed]
)
self.assertEqual(todo, [uncached, cached_but_changed])
self.assertEqual(done, [cached])
def reformat_one(
src: Path,
line_length: int,
write_back: black.WriteBack,
mode: black.FileMode,
clear_output: bool,
report: black.Report,
quiet: bool,
verbose: bool,
) -> None:
"""Reformat a single file under `src`."""
try:
sub_report = SubReport(write_back=write_back)
changed = black.Changed.NO
cache: black.Cache = {}
if write_back is not black.WriteBack.DIFF:
cache = black.read_cache(line_length, mode)
res_src = src.resolve()
if res_src in cache and cache[res_src] == black.get_cache_info(
res_src
):
changed = black.Changed.CACHED
if changed is not black.Changed.CACHED:
sub_report = format_file_in_place(
src,
line_length=line_length,
write_back=write_back,
mode=mode,
clear_output=clear_output,
sub_report=sub_report,
)
if sub_report.change_count or sub_report.output_change_count:
changed = black.Changed.YES
if (
write_back is black.WriteBack.YES
and changed is not black.Changed.CACHED
) or (
write_back is black.WriteBack.CHECK and changed is black.Changed.NO
):
black.write_cache(cache, [src], line_length, mode)
report.done(src, changed)
if changed is not black.Changed.CACHED and (verbose or not quiet):
click.secho(f" {sub_report}", err=True)
except Exception as exc:
report.failed(src, str(exc))
