mirror of
https://github.com/ARM-software/workload-automation.git
synced 2024-10-05 18:31:12 +01:00
0f2de5f951
Add a decorator to run a method once for all instances that share the value of the specified attribute.
395 lines
9.3 KiB
Python
395 lines
9.3 KiB
Python
# Copyright 2013-2018 ARM Limited
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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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#
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# pylint: disable=W0231,W0613,E0611,W0603,R0201
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from unittest import TestCase
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from nose.tools import assert_equal, assert_raises
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from wa.utils.exec_control import (init_environment, reset_environment,
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activate_environment, once,
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once_per_class, once_per_instance,
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once_per_attribute_value)
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class MockClass(object):
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called = 0
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def __init__(self):
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self.count = 0
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@once
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def called_once(self):
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MockClass.called += 1
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@once
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def initilize_once(self):
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self.count += 1
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@once_per_class
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def initilize_once_per_class(self):
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self.count += 1
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@once_per_instance
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def initilize_once_per_instance(self):
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self.count += 1
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def __repr__(self):
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return '{}: Called={}'.format(self.__class__.__name__, self.called)
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class SubClass(MockClass):
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def __init__(self):
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super(SubClass, self).__init__()
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@once
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def initilize_once(self):
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super(SubClass, self).initilize_once()
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self.count += 1
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@once_per_class
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def initilize_once_per_class(self):
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super(SubClass, self).initilize_once_per_class()
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self.count += 1
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@once_per_instance
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def initilize_once_per_instance(self):
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super(SubClass, self).initilize_once_per_instance()
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self.count += 1
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class SubSubClass(SubClass):
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def __init__(self):
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super(SubSubClass, self).__init__()
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@once
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def initilize_once(self):
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super(SubSubClass, self).initilize_once()
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self.count += 1
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@once_per_class
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def initilize_once_per_class(self):
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super(SubSubClass, self).initilize_once_per_class()
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self.count += 1
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@once_per_instance
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def initilize_once_per_instance(self):
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super(SubSubClass, self).initilize_once_per_instance()
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self.count += 1
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class AnotherClass(object):
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def __init__(self):
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self.count = 0
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@once
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def initilize_once(self):
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self.count += 1
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@once_per_class
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def initilize_once_per_class(self):
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self.count += 1
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@once_per_instance
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def initilize_once_per_instance(self):
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self.count += 1
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class NamedClass:
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count = 0
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def __init__(self, name):
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self.name = name
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@once_per_attribute_value('name')
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def initilize(self):
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NamedClass.count += 1
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class AnotherSubClass(MockClass):
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def __init__(self):
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super(AnotherSubClass, self).__init__()
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@once
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def initilize_once(self):
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super(AnotherSubClass, self).initilize_once()
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self.count += 1
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@once_per_class
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def initilize_once_per_class(self):
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super(AnotherSubClass, self).initilize_once_per_class()
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self.count += 1
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@once_per_instance
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def initilize_once_per_instance(self):
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super(AnotherSubClass, self).initilize_once_per_instance()
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self.count += 1
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class EnvironmentManagementTest(TestCase):
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def test_duplicate_environment(self):
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init_environment('ENVIRONMENT')
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assert_raises(ValueError, init_environment, 'ENVIRONMENT')
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def test_reset_missing_environment(self):
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assert_raises(ValueError, reset_environment, 'MISSING')
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def test_reset_current_environment(self):
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activate_environment('CURRENT_ENVIRONMENT')
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t1 = MockClass()
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t1.initilize_once()
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assert_equal(t1.count, 1)
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reset_environment()
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t1.initilize_once()
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assert_equal(t1.count, 2)
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def test_switch_environment(self):
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activate_environment('ENVIRONMENT1')
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t1 = MockClass()
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t1.initilize_once()
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assert_equal(t1.count, 1)
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activate_environment('ENVIRONMENT2')
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t1.initilize_once()
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assert_equal(t1.count, 2)
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activate_environment('ENVIRONMENT1')
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t1.initilize_once()
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assert_equal(t1.count, 2)
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def test_reset_environment_name(self):
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activate_environment('ENVIRONMENT')
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t1 = MockClass()
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t1.initilize_once()
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assert_equal(t1.count, 1)
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reset_environment('ENVIRONMENT')
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t1.initilize_once()
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assert_equal(t1.count, 2)
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class ParentOnlyOnceEvironmentTest(TestCase):
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def test_sub_classes(self):
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sc = SubClass()
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asc = AnotherSubClass()
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sc.called_once()
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assert_equal(sc.called, 1)
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asc.called_once()
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assert_equal(asc.called, 1)
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class OnlyOnceEnvironmentTest(TestCase):
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def setUp(self):
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activate_environment('TEST_ENVIRONMENT')
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def tearDown(self):
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reset_environment('TEST_ENVIRONMENT')
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def test_single_instance(self):
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t1 = MockClass()
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ac = AnotherClass()
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t1.initilize_once()
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assert_equal(t1.count, 1)
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t1.initilize_once()
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assert_equal(t1.count, 1)
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ac.initilize_once()
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assert_equal(ac.count, 1)
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def test_mulitple_instances(self):
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t1 = MockClass()
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t2 = MockClass()
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t1.initilize_once()
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assert_equal(t1.count, 1)
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t2.initilize_once()
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assert_equal(t2.count, 0)
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def test_sub_classes(self):
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t1 = MockClass()
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sc = SubClass()
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ss = SubSubClass()
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asc = AnotherSubClass()
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t1.initilize_once()
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assert_equal(t1.count, 1)
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sc.initilize_once()
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sc.initilize_once()
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assert_equal(sc.count, 1)
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ss.initilize_once()
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ss.initilize_once()
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assert_equal(ss.count, 1)
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asc.initilize_once()
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asc.initilize_once()
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assert_equal(asc.count, 1)
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class OncePerClassEnvironmentTest(TestCase):
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def setUp(self):
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activate_environment('TEST_ENVIRONMENT')
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def tearDown(self):
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reset_environment('TEST_ENVIRONMENT')
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def test_single_instance(self):
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t1 = MockClass()
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ac = AnotherClass()
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t1.initilize_once_per_class()
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assert_equal(t1.count, 1)
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t1.initilize_once_per_class()
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assert_equal(t1.count, 1)
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ac.initilize_once_per_class()
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assert_equal(ac.count, 1)
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def test_mulitple_instances(self):
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t1 = MockClass()
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t2 = MockClass()
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t1.initilize_once_per_class()
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assert_equal(t1.count, 1)
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t2.initilize_once_per_class()
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assert_equal(t2.count, 0)
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def test_sub_classes(self):
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t1 = MockClass()
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sc1 = SubClass()
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sc2 = SubClass()
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ss1 = SubSubClass()
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ss2 = SubSubClass()
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asc = AnotherSubClass()
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t1.initilize_once_per_class()
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assert_equal(t1.count, 1)
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sc1.initilize_once_per_class()
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sc2.initilize_once_per_class()
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assert_equal(sc1.count, 1)
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assert_equal(sc2.count, 0)
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ss1.initilize_once_per_class()
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ss2.initilize_once_per_class()
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assert_equal(ss1.count, 1)
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assert_equal(ss2.count, 0)
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asc.initilize_once_per_class()
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assert_equal(asc.count, 1)
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class OncePerInstanceEnvironmentTest(TestCase):
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def setUp(self):
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activate_environment('TEST_ENVIRONMENT')
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def tearDown(self):
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reset_environment('TEST_ENVIRONMENT')
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def test_single_instance(self):
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t1 = MockClass()
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ac = AnotherClass()
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t1.initilize_once_per_instance()
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assert_equal(t1.count, 1)
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t1.initilize_once_per_instance()
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assert_equal(t1.count, 1)
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ac.initilize_once_per_instance()
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assert_equal(ac.count, 1)
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def test_mulitple_instances(self):
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t1 = MockClass()
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t2 = MockClass()
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t1.initilize_once_per_instance()
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assert_equal(t1.count, 1)
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t2.initilize_once_per_instance()
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assert_equal(t2.count, 1)
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def test_sub_classes(self):
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t1 = MockClass()
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sc = SubClass()
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ss = SubSubClass()
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asc = AnotherSubClass()
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t1.initilize_once_per_instance()
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assert_equal(t1.count, 1)
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sc.initilize_once_per_instance()
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sc.initilize_once_per_instance()
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assert_equal(sc.count, 2)
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ss.initilize_once_per_instance()
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ss.initilize_once_per_instance()
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assert_equal(ss.count, 3)
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asc.initilize_once_per_instance()
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asc.initilize_once_per_instance()
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assert_equal(asc.count, 2)
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class OncePerAttributeValueTest(TestCase):
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def setUp(self):
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activate_environment('TEST_ENVIRONMENT')
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def tearDown(self):
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reset_environment('TEST_ENVIRONMENT')
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def test_once_attribute_value(self):
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classes = [
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NamedClass('Rick'),
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NamedClass('Morty'),
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NamedClass('Rick'),
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NamedClass('Morty'),
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NamedClass('Morty'),
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NamedClass('Summer'),
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]
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for c in classes:
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c.initilize()
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for c in classes:
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c.initilize()
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assert_equal(NamedClass.count, 3)
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