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import multiprocessing
import itertools
import pytest
import pysubs2
def test_identifier_to_class() -> None:
with pytest.raises(pysubs2.UnknownFormatIdentifierError) as exc_info:
pysubs2.formats.get_format_class("unknown-format-identifier")
assert exc_info.value.format_ == "unknown-format-identifier"
def test_ext_to_identifier() -> None:
with pytest.raises(pysubs2.UnknownFileExtensionError) as exc_info:
pysubs2.formats.get_format_identifier(".xyz")
assert exc_info.value.ext == ".xyz"
def test_identifier_to_ext() -> None:
with pytest.raises(pysubs2.UnknownFormatIdentifierError) as exc_info:
pysubs2.formats.get_file_extension("unknown-format-identifier")
assert exc_info.value.format_ == "unknown-format-identifier"
def test_format_detection_fail() -> None:
with pytest.raises(pysubs2.FormatAutodetectionError) as exc_info:
pysubs2.formats.autodetect_format("")
assert not exc_info.value.formats
def _test_97_func(i: int, error: int) -> int:
if i == 0:
if error == 0:
raise RuntimeError("Regular exception is properly handled by multiprocessing")
elif error == 1:
pysubs2.SSAFile.from_string("")
else:
assert False
else:
return i
@pytest.mark.timeout(5)
def test_97_format_detection_multiprocessing_error() -> None:
# see issue #97
with multiprocessing.Pool(4) as pool:
with pytest.raises(RuntimeError):
pool.starmap(_test_97_func, zip(range(4), itertools.repeat(0)))
with pytest.raises(pysubs2.FormatAutodetectionError):
pool.starmap(_test_97_func, zip(range(4), itertools.repeat(1)))
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