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https://github.com/saymrwulf/cryptography.git
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8d10a1366a
Any test that takes a backend is required to provide the requires_backend_interface decorator.
53 lines
1.8 KiB
Python
53 lines
1.8 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import absolute_import, division, print_function
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import pytest
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from cryptography.hazmat.backends import _available_backends
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from .utils import check_backend_support, select_backends, skip_if_empty
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def pytest_generate_tests(metafunc):
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names = metafunc.config.getoption("--backend")
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selected_backends = select_backends(names, _available_backends())
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if "backend" in metafunc.fixturenames:
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filtered_backends = []
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for backend in selected_backends:
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required = metafunc.function.requires_backend_interface
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required_interfaces = tuple(
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mark.kwargs["interface"] for mark in required
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)
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if isinstance(backend, required_interfaces):
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filtered_backends.append(backend)
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# If you pass an empty list to parametrize Bad Things(tm) happen
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# as of pytest 2.6.4 when the test also has a parametrize decorator
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skip_if_empty(filtered_backends, required_interfaces)
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metafunc.parametrize("backend", filtered_backends)
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@pytest.mark.trylast
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def pytest_runtest_setup(item):
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check_backend_support(item)
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def pytest_addoption(parser):
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parser.addoption(
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"--backend", action="store", metavar="NAME",
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help="Only run tests matching the backend NAME."
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)
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