90 lines
2.8 KiB
Python
90 lines
2.8 KiB
Python
# Copyright 2013 IBM Corp.
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# Copyright 2017 AT&T Intellectual Property.
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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 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
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import socket
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import fixtures
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import mock
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from oslo_config import cfg
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import testtools
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from armada.conf import default
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CONF = cfg.CONF
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def is_connected():
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"""Verifies whether network connectivity is up.
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:returns: True if connected else False.
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"""
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try:
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host = socket.gethostbyname("www.github.com")
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socket.create_connection((host, 80), 2)
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return True
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except (socket.error, socket.herror, socket.timeout):
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pass
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return False
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class ArmadaTestCase(testtools.TestCase):
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def setUp(self):
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super(ArmadaTestCase, self).setUp()
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self.useFixture(fixtures.FakeLogger('armada'))
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default.register_opts(CONF)
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def override_config(self, name, override, group=None):
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CONF.set_override(name, override, group)
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self.addCleanup(CONF.clear_override, name, group)
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def assertEmpty(self, collection):
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if isinstance(collection, list):
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self.assertEqual(0, len(collection))
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elif isinstance(collection, dict):
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self.assertEqual(0, len(collection.keys()))
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def patch(self, target, autospec=True, **kwargs):
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"""Returns a started `mock.patch` object for the supplied target.
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The caller may then call the returned patcher to create a mock object.
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The caller does not need to call stop() on the returned
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patcher object, as this method automatically adds a cleanup
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to the test class to stop the patcher.
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:param target: String module.class or module.object expression to patch
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:param **kwargs: Passed as-is to `mock.patch`. See mock documentation
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for details.
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"""
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p = mock.patch(target, autospec=autospec, **kwargs)
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m = p.start()
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self.addCleanup(p.stop)
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return m
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def patchobject(self, target, attribute, new=mock.DEFAULT, autospec=True):
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"""Convenient wrapper around `mock.patch.object`
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Returns a started mock that will be automatically stopped after the
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test ran.
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"""
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p = mock.patch.object(target, attribute, new, autospec=autospec)
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m = p.start()
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self.addCleanup(p.stop)
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return m
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