tests/pymox/mox_test_helper.py
author Pawel Solyga <Pawel.Solyga@gmail.com>
Mon, 26 Jan 2009 16:04:19 +0000
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Add pymox to tests folder. Requested by Sverre. Patch by: Pawel Solyga Reviewed by: to-be-reviewed
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#!/usr/bin/python2.4
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#
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# Copyright 2008 Google Inc.
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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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"""A very basic test class derived from mox.MoxTestBase, used by mox_test.py.
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The class defined in this module is used to test the features of
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MoxTestBase and is not intended to be a standalone test.  It needs to
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be in a separate module, because otherwise the tests in this class
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(which should not all pass) would be executed as part of the
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mox_test.py test suite.
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See mox_test.MoxTestBaseTest for how this class is actually used.
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"""
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import os
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import mox
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class ExampleMoxTestMixin(object):
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  """Mix-in class for mox test case class.
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  It stubs out the same function as one of the test methods in
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  the example test case.  Both tests must pass as meta class wraps
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  test methods in all base classes.
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  """
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  def testStat(self):
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    self.mox.StubOutWithMock(os, 'stat')
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    os.stat(self.DIR_PATH)
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    self.mox.ReplayAll()
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    os.stat(self.DIR_PATH)
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class ExampleMoxTest(mox.MoxTestBase, ExampleMoxTestMixin):
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  DIR_PATH = '/path/to/some/directory'
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  def testSuccess(self):
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    self.mox.StubOutWithMock(os, 'listdir')
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    os.listdir(self.DIR_PATH)
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    self.mox.ReplayAll()
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    os.listdir(self.DIR_PATH)
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  def testExpectedNotCalled(self):
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    self.mox.StubOutWithMock(os, 'listdir')
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    os.listdir(self.DIR_PATH)
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    self.mox.ReplayAll()
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  def testUnexpectedCall(self):
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    self.mox.StubOutWithMock(os, 'listdir')
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    os.listdir(self.DIR_PATH)
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    self.mox.ReplayAll()
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    os.listdir('/path/to/some/other/directory')
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    os.listdir(self.DIR_PATH)
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  def testFailure(self):
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    self.assertTrue(False)
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  def testStatOther(self):
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    self.mox.StubOutWithMock(os, 'stat')
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    os.stat(self.DIR_PATH)
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    self.mox.ReplayAll()
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    os.stat(self.DIR_PATH)