248 lines
8.4 KiB
Python
248 lines
8.4 KiB
Python
#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import mock
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from rally import exceptions
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from rally.task import service
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from tests.unit import test
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PATH = "rally.task.service"
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class ServiceTestCase(test.TestCase):
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def setUp(self):
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super(ServiceTestCase, self).setUp()
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self.clients = mock.MagicMock()
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self.clients.cc.choose_version.return_value = 1
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@mock.patch("%s.atomic" % PATH)
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def test_atomic(self, mock_atomic):
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@service.service("some_service", "some_type", version="1")
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class SomeV1Service(service.Service):
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pass
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SomeV1Service(mock.MagicMock(), atomic_inst=mock.MagicMock())
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self.assertFalse(mock_atomic.ActionTimerMixin.called)
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# ensure that previous call will no affect anything
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mock_atomic.ActionTimerMixin.reset_mock()
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SomeV1Service(mock.MagicMock())
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self.assertTrue(mock_atomic.ActionTimerMixin.called)
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def test_generate_random_name(self):
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@service.service("some_service", "some_type", version="1")
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class SomeV1Service(service.Service):
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pass
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self.assertRaises(exceptions.RallyException,
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SomeV1Service(self.clients).generate_random_name)
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name_generator = mock.MagicMock()
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impl = SomeV1Service(self.clients, name_generator=name_generator)
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self.assertEqual(name_generator.return_value,
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impl.generate_random_name())
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name_generator.assert_called_once_with()
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def test_version(self):
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class SomeService(service.UnifiedService):
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pass
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@service.service("some_service", "some_type", version="1")
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class SomeV1Service(service.Service):
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pass
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@service.compat_layer(SomeV1Service)
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class UnifiedSomeV1Service(SomeService):
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pass
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clients = mock.MagicMock()
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clients.some_service.choose_version.return_value = "1"
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self.assertEqual("1", SomeService(clients).version)
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self.assertEqual("1", SomeV1Service(clients).version)
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self.assertEqual("1", UnifiedSomeV1Service(clients).version)
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def test_is_applicable(self):
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class SomeService(service.UnifiedService):
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pass
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@service.service("some_service", "some_type", version="1")
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class SomeV1Service(service.Service):
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pass
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@service.compat_layer(SomeV1Service)
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class UnifiedSomeV1Service(SomeService):
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pass
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clients = mock.MagicMock()
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clients.some_service.choose_version.return_value = "1"
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self.assertFalse(SomeService.is_applicable(clients))
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self.assertTrue(UnifiedSomeV1Service.is_applicable(clients))
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clients.some_service.choose_version.return_value = "2"
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self.assertFalse(SomeService.is_applicable(clients))
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self.assertFalse(UnifiedSomeV1Service.is_applicable(clients))
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class ServiceMetaTestCase(test.TestCase):
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def test_servicemeta_fail_on_missed_public_function(self):
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def init_classes():
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class SomeService(service.UnifiedService):
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@service.should_be_overridden
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def foo(self):
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pass
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@service.service("some_service", "some_type", version="1")
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class SomeV1Service(service.Service):
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pass
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@service.compat_layer(SomeV1Service)
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class UnifiedSomeV1Service(SomeService):
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pass
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e = self.assertRaises(exceptions.RallyException, init_classes)
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self.assertIn("Missed method(s): foo", str(e))
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class DiscoverTestCase(test.TestCase):
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def test_discover_impl_based_on_version(self):
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class SomeService(service.UnifiedService):
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pass
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@service.service("some_service", "some_type", version="1")
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class SomeV1Service(service.Service):
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pass
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@service.compat_layer(SomeV1Service)
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class UnifiedSomeV1Service(SomeService):
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pass
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@service.service("some_service", "some_type", version="2")
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class SomeV2Service(service.Service):
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pass
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@service.compat_layer(SomeV2Service)
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class UnifiedSomeV2Service(SomeService):
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pass
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clients = mock.MagicMock()
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clients.some_service.choose_version.return_value = "1"
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self.assertIsInstance(SomeService(clients)._impl, UnifiedSomeV1Service)
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clients.some_service.choose_version.return_value = "2"
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self.assertIsInstance(SomeService(clients)._impl, UnifiedSomeV2Service)
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self.assertFalse(clients.services.called)
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def test_discover_impl_based_on_service(self):
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class SomeService(service.UnifiedService):
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pass
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@service.service("some_service", "some_type", version="1")
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class SomeV1Service(service.Service):
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pass
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@service.compat_layer(SomeV1Service)
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class UnifiedSomeV1Service(SomeService):
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pass
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@service.service("another_impl_of_some_service", "another_type",
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version="2")
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class AnotherSomeV2Service(service.Service):
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pass
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@service.compat_layer(AnotherSomeV2Service)
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class UnifiedAnotherSomeV2Service(SomeService):
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pass
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clients = mock.MagicMock()
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clients.some_service.choose_version.return_value = "1"
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clients.another_impl_of_some_service.choose_version.return_value = "2"
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clients.services.return_value = {"some_type": "some_service"}
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self.assertIsInstance(SomeService(clients)._impl, UnifiedSomeV1Service)
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clients.services.return_value = {
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"another_type": "another_impl_of_some_service"}
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self.assertIsInstance(SomeService(clients)._impl,
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UnifiedAnotherSomeV2Service)
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def test_discover_impl_fail_with_wrong_version(self):
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class SomeService(service.UnifiedService):
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pass
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@service.service("some_service", "some_type", version="1")
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class SomeV1Service(service.Service):
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pass
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@service.compat_layer(SomeV1Service)
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class UnifiedSomeV1Service(SomeService):
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pass
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clients = mock.MagicMock()
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clients.some_service.choose_version.return_value = "2"
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e = self.assertRaises(exceptions.RallyException, SomeService, clients)
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self.assertEqual("There is no proper implementation for "
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"SomeService.", str(e))
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def test_discover_impl_fail_with_unavailable_service(self):
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class SomeService(service.UnifiedService):
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pass
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@service.service("some_service", "some_type", version="1")
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class SomeV1Service(SomeService):
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pass
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@service.compat_layer(SomeV1Service)
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class UnifiedSomeV1Service(SomeService):
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pass
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@service.service("another_service", "another_type", version="2")
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class AnotherSomeV2Service(SomeService):
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pass
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@service.compat_layer(AnotherSomeV2Service)
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class UnifiedAnotherSomeV2Service(SomeService):
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pass
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clients = mock.MagicMock()
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clients.some_service.choose_version.return_value = "1"
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clients.another_service.choose_version.return_value = "2"
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clients.services.return_value = {}
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e = self.assertRaises(exceptions.RallyException, SomeService, clients)
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self.assertEqual("There is no proper implementation for SomeService.",
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str(e))
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class MethodWrapperTestCase(test.TestCase):
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def test_positional(self):
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class Some(object):
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@service.method_wrapper
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def foo(slf, *args, **kwargs):
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if len(args) > 1:
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self.fail("`method_wrapper` should fail when number of "
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"positional arguments are bigger than 1.")
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Some().foo()
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Some().foo(some=2, another=3)
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Some().foo(1, some=2, another=3)
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self.assertRaises(TypeError, Some().foo, 1, 2)
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