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"""Tests for the flake8.exceptions module."""
import pickle
from flake8 import exceptions
class _ExceptionTest:
def test_pickleable(self):
"""Test that the exception is round-trip pickleable."""
for proto in range(pickle.HIGHEST_PROTOCOL + 1):
new_err = pickle.loads(pickle.dumps(self.err, protocol=proto))
assert str(self.err) == str(new_err)
orig_e = self.err.original_exception
new_e = new_err.original_exception
assert (type(orig_e), orig_e.args) == (type(new_e), new_e.args)
class TestFailedToLoadPlugin(_ExceptionTest):
"""Tests for the FailedToLoadPlugin exception."""
err = exceptions.FailedToLoadPlugin(
plugin_name='plugin_name',
exception=ValueError('boom!'),
)
class TestInvalidSyntax(_ExceptionTest):
"""Tests for the InvalidSyntax exception."""
err = exceptions.InvalidSyntax(exception=ValueError('Unexpected token: $'))
class TestPluginRequestedUnknownParameters(_ExceptionTest):
"""Tests for the PluginRequestedUnknownParameters exception."""
err = exceptions.PluginRequestedUnknownParameters(
plugin={'plugin_name': 'plugin_name'},
exception=ValueError('boom!'),
)
class TestPluginExecutionFailed(_ExceptionTest):
"""Tests for the PluginExecutionFailed exception."""
err = exceptions.PluginExecutionFailed(
plugin={'plugin_name': 'plugin_name'},
exception=ValueError('boom!'),
)
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