86 lines
2.3 KiB
Python
86 lines
2.3 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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"""Useful utilities for tests."""
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import functools
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import os
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import time
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import uuid
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import six
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from testtools import testcase
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TZ = None
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def timezone(func):
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@functools.wraps(func)
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def wrapper(*args, **kwargs):
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tz_original = os.environ.get('TZ')
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try:
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if TZ:
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os.environ['TZ'] = TZ
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time.tzset()
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return func(*args, **kwargs)
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finally:
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if TZ:
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if tz_original:
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os.environ['TZ'] = tz_original
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else:
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if 'TZ' in os.environ:
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del os.environ['TZ']
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time.tzset()
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return wrapper
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def new_uuid():
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"""Return a string UUID."""
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return uuid.uuid4().hex
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def wip(message):
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"""Mark a test as work in progress.
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Based on code by Nat Pryce:
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https://gist.github.com/npryce/997195#file-wip-py
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The test will always be run. If the test fails then a TestSkipped
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exception is raised. If the test passes an AssertionError exception
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is raised so that the developer knows they made the test pass. This
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is a reminder to remove the decorator.
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:param message: a string message to help clarify why the test is
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marked as a work in progress
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usage:
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>>> @wip('waiting on bug #000000')
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>>> def test():
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>>> pass
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"""
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def _wip(f):
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@six.wraps(f)
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def run_test(*args, **kwargs):
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try:
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f(*args, **kwargs)
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except Exception:
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raise testcase.TestSkipped('work in progress test failed: ' +
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message)
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raise AssertionError('work in progress test passed: ' + message)
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return run_test
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return _wip
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