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better test for mono executor

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This commit is contained in:
Zsolt Dollenstein 2020-05-08 14:54:30 +01:00
parent ede23ae7ff
commit 9104ebe5ae
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GPG Key ID: 09F75E762C27AAD9
1 changed files with 11 additions and 21 deletions
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32
tests/test_black.py
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@ -1273,27 +1273,6 @@ def test_cache_multiple_files(self) -> None:
self.assertIn(one, cache) self.assertIn(one, cache)
self.assertIn(two, cache) self.assertIn(two, cache)
@patch("black.ProcessPoolExecutor", autospec=True)
def test_works_in_mono_process_only_environment(self, mock_executor) -> None:
mock_executor.side_effect = OSError()
mode = black.FileMode()
with cache_dir() as workspace:
one = (workspace / "one.py").resolve()
with one.open("w") as fobj:
fobj.write("print('hello')")
two = (workspace / "two.py").resolve()
with two.open("w") as fobj:
fobj.write("print('hello')")
black.write_cache({}, [one], mode)
self.invokeBlack([str(workspace)])
with one.open("r") as fobj:
self.assertEqual(fobj.read(), "print('hello')")
with two.open("r") as fobj:
self.assertEqual(fobj.read(), 'print("hello")\n')
cache = black.read_cache(mode)
self.assertIn(one, cache)
self.assertIn(two, cache)
def test_no_cache_when_writeback_diff(self) -> None: def test_no_cache_when_writeback_diff(self) -> None:
mode = black.FileMode() mode = black.FileMode()
with cache_dir() as workspace: with cache_dir() as workspace:
@ -1375,6 +1354,17 @@ def test_write_cache_write_fail(self) -> None:
mock.side_effect = OSError mock.side_effect = OSError
black.write_cache({}, [], mode) black.write_cache({}, [], mode)
@patch("black.ProcessPoolExecutor", autospec=True)
def test_works_in_mono_process_only_environment(self, executor: MagicMock) -> None:
executor.side_effect = OSError()
with cache_dir() as workspace:
for f in [
(workspace / "one.py").resolve(),
(workspace / "two.py").resolve(),
]:
f.write_text("print('hello')")
self.invokeBlack([str(workspace)])
@event_loop(close=False) @event_loop(close=False)
def test_check_diff_use_together(self) -> None: def test_check_diff_use_together(self) -> None:
with cache_dir(): with cache_dir():