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56 lines
1.7 KiB
Python
56 lines
1.7 KiB
Python
4 years ago
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from stevedore import hook
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from stevedore.tests import utils
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class TestHook(utils.TestCase):
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def test_hook(self):
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em = hook.HookManager(
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'stevedore.test.extension',
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't1',
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invoke_on_load=True,
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invoke_args=('a',),
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invoke_kwds={'b': 'B'},
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)
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self.assertEqual(len(em.extensions), 1)
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self.assertEqual(em.names(), ['t1'])
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def test_get_by_name(self):
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em = hook.HookManager(
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'stevedore.test.extension',
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't1',
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invoke_on_load=True,
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invoke_args=('a',),
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invoke_kwds={'b': 'B'},
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)
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e_list = em['t1']
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self.assertEqual(len(e_list), 1)
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e = e_list[0]
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self.assertEqual(e.name, 't1')
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def test_get_by_name_missing(self):
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em = hook.HookManager(
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'stevedore.test.extension',
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't1',
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invoke_on_load=True,
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invoke_args=('a',),
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invoke_kwds={'b': 'B'},
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)
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try:
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em['t2']
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except KeyError:
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pass
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else:
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assert False, 'Failed to raise KeyError'
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