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65 lines
2.6 KiB
Python
65 lines
2.6 KiB
Python
5 years ago
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# Copyright (c) 2018 gevent community
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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from __future__ import absolute_import, print_function, division
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from functools import wraps
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from gevent.hub import _get_hub
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from .hub import QuietHub
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from .patched_tests_setup import get_switch_expected
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def wrap_switch_count_check(method):
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@wraps(method)
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def wrapper(self, *args, **kwargs):
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initial_switch_count = getattr(_get_hub(), 'switch_count', None)
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self.switch_expected = getattr(self, 'switch_expected', True)
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if initial_switch_count is not None:
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fullname = getattr(self, 'fullname', None)
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if self.switch_expected == 'default' and fullname:
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self.switch_expected = get_switch_expected(fullname)
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result = method(self, *args, **kwargs)
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if initial_switch_count is not None and self.switch_expected is not None:
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switch_count = _get_hub().switch_count - initial_switch_count
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if self.switch_expected is True:
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assert switch_count >= 0
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if not switch_count:
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raise AssertionError('%s did not switch' % fullname)
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elif self.switch_expected is False:
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if switch_count:
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raise AssertionError('%s switched but not expected to' % fullname)
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else:
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raise AssertionError('Invalid value for switch_expected: %r' % (self.switch_expected, ))
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return result
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return wrapper
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class CountingHub(QuietHub):
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switch_count = 0
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def switch(self, *args):
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# pylint:disable=arguments-differ
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self.switch_count += 1
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return QuietHub.switch(self, *args)
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