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# Copyright 2014 IBM Corp.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import testtools
from unittest import mock
from fixtures import (
MockPatch,
MockPatchMultiple,
MockPatchObject,
)
class Foo(object):
def bar(self):
return self
def mocking_bar(self):
return 'mocked!'
class TestMockPatch(testtools.TestCase):
def test_mock_patch_with_replacement(self):
self.useFixture(MockPatch('%s.Foo.bar' % (__name__), mocking_bar))
instance = Foo()
self.assertEqual(instance.bar(), 'mocked!')
def test_mock_patch_without_replacement(self):
self.useFixture(MockPatch('%s.Foo.bar' % (__name__)))
instance = Foo()
self.assertIsInstance(instance.bar(), mock.MagicMock)
class TestMockMultiple(testtools.TestCase):
def test_mock_multiple_with_replacement(self):
self.useFixture(
MockPatchMultiple('%s.Foo' % (__name__), bar=mocking_bar)
)
instance = Foo()
self.assertEqual(instance.bar(), 'mocked!')
def test_mock_patch_without_replacement(self):
self.useFixture(
MockPatchMultiple(
'%s.Foo' % (__name__), bar=MockPatchMultiple.DEFAULT
)
)
instance = Foo()
self.assertIsInstance(instance.bar(), mock.MagicMock)
class TestMockPatchObject(testtools.TestCase):
def test_mock_patch_object_with_replacement(self):
self.useFixture(MockPatchObject(Foo, 'bar', mocking_bar))
instance = Foo()
self.assertEqual(instance.bar(), 'mocked!')
def test_mock_patch_object_without_replacement(self):
self.useFixture(MockPatchObject(Foo, 'bar'))
instance = Foo()
self.assertIsInstance(instance.bar(), mock.MagicMock)
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