51a07ff74f
And use the new fixture for all Election tests Change-Id: I3b431f33f5f47db0e755670e4a5ef971dfdc8d04
49 lines
1.7 KiB
Python
49 lines
1.7 KiB
Python
# 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 __future__ import absolute_import
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from __future__ import print_function
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from __future__ import unicode_literals
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import fixtures
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import os
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_TRUE_VALUES = ('True', 'true', '1', 'yes')
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class OutputStreamCapture(fixtures.Fixture):
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"""Capture output streams during tests.
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This fixture captures errant printing to stderr / stdout during
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the tests and lets us see those streams at the end of the test
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runs instead. Useful to see what was happening during failed
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tests.
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"""
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def setUp(self):
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super(OutputStreamCapture, self).setUp()
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if os.environ.get('OS_STDOUT_CAPTURE') in _TRUE_VALUES:
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self.out = self.useFixture(fixtures.StringStream('stdout'))
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self.useFixture(
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fixtures.MonkeyPatch('sys.stdout', self.out.stream))
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if os.environ.get('OS_STDERR_CAPTURE') in _TRUE_VALUES:
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self.err = self.useFixture(fixtures.StringStream('stderr'))
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self.useFixture(
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fixtures.MonkeyPatch('sys.stderr', self.err.stream))
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@property
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def stderr(self):
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return self.err._details["stderr"].as_text()
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@property
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def stdout(self):
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return self.out._details["stdout"].as_text()
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