51 lines
1.5 KiB
Python
51 lines
1.5 KiB
Python
# Copyright (c) 2014 Rackspace, 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
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# 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 poppy.common import decorators
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from tests.unit import base
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class LazyPropertyTest(base.TestCase):
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def test_delete(self):
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original_value = object()
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new_value = object()
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class TestClass(object):
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@decorators.lazy_property(write=True)
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def var(self):
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return original_value
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test_class = TestClass()
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setattr(test_class, 'var', new_value)
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self.assertEqual(new_value, test_class.var)
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del test_class.var
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self.assertEqual(original_value, test_class.var)
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def test_set(self):
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original_value = object()
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new_value = object()
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class TestClass(object):
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@decorators.lazy_property(write=True)
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def var(self):
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return original_value
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test_class = TestClass()
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setattr(test_class, 'var', new_value)
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self.assertEqual(new_value, test_class.var)
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