113 lines
3.3 KiB
Python
113 lines
3.3 KiB
Python
# Copyright (c) 2018-2019 Hewlett Packard Enterprise Development LP
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#
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# 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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#
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import logging
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import os
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import fixtures
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import testtools
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class ChannelFixture(fixtures.Fixture):
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def __init__(self, channel='stdout', object=None):
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self._channel = channel
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if object is None:
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self._object = 'sys.%s' % channel
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else:
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self._object = object
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def _setUp(self):
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string_fixture = self.useFixture(fixtures.StringStream(self._channel))
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self.stream = string_fixture.stream
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self.useFixture(
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fixtures.MonkeyPatch(self._object, self.stream)
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)
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def getvalue(self):
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self.stream.seek(0)
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return self.stream.read()
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class BaseTestCase(testtools.TestCase):
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def setUp(self):
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super(BaseTestCase, self).setUp()
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self.logger = logging.getLogger(
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"%s.%s" % (__name__, self.__class__.__name__)
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)
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# capture stdout/stderr for tests to inspect easily
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self.stdout = self.useFixture(ChannelFixture('stdout'))
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self.stderr = self.useFixture(ChannelFixture('stderr'))
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self.logger_output = self.useFixture(
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fixtures.FakeLogger(
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level=logging.DEBUG,
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format="%(levelname)s:%(name)s:%(message)s"
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)
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)
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def get_testfile(self, ext):
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*path_parts, clsname, testname = self.id().split('.')
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testname = testname.replace("test_", '', 1)
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possible_test_fixtures = (
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"%s.%s.%s.%s" % (path_parts[-1], clsname, testname, ext),
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"%s.%s.%s" % (path_parts[-1], clsname, ext),
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"%s.%s" % (path_parts[-1], ext),
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)
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for fpath in possible_test_fixtures:
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testdatafile = os.path.join(*(path_parts[:-1]), "fixtures", fpath)
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if os.path.exists(testdatafile):
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return testdatafile
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else:
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self.logger.warn(
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"No file with test data found from patterns (%s) for test "
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"id %s" % (", ".join(possible_test_fixtures), self.id())
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)
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class IsOrderedSubsetOfMismatch(object):
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def __init__(self, subset, set):
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self.subset = list(subset)
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self.set = list(set)
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def describe(self):
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return "set %r is not an ordered subset of %r" % (
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self.subset, self.set)
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def get_details(self):
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return {}
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class IsOrderedSubsetOf(object):
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"""Matches if the actual matches the order of iterable."""
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def __init__(self, iterable):
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self.iterable = iterable
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def __str__(self):
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return 'IsOrderedSubsetOf(%s)' % self.iterable
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def match(self, actual):
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iterable = iter(self.iterable)
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if all(item in iterable for item in actual):
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return None
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else:
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return IsOrderedSubsetOfMismatch(actual, self.iterable)
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