/usr/lib/python2.7/dist-packages/stevedore/tests/test_callback.py is in python-stevedore 0.14.1-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | """Tests for failure loading callback
"""
from stevedore import extension
def test_extension_failure_custom_callback():
errors = []
def failure_callback(manager, entrypoint, error):
errors.append((manager, entrypoint, error))
em = extension.ExtensionManager('stevedore.test.extension',
invoke_on_load=True,
on_load_failure_callback=failure_callback)
extensions = list(em.extensions)
assert len(extensions) > 0
assert len(errors) == 1
(manager, entrypoint, error) = errors[0]
assert manager is em
assert isinstance(error, IOError)
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