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https://github.com/ets-labs/python-dependency-injector.git
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107 lines
3.7 KiB
Python
107 lines
3.7 KiB
Python
"""Dependency injector injections unit tests."""
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import unittest2 as unittest
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from dependency_injector import providers
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class PositionalInjectionTests(unittest.TestCase):
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def test_isinstance(self):
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injection = providers.PositionalInjection(1)
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self.assertIsInstance(injection, providers.Injection)
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def test_get_value_with_not_provider(self):
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injection = providers.PositionalInjection(123)
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self.assertEqual(injection.get_value(), 123)
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def test_get_value_with_factory(self):
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injection = providers.PositionalInjection(providers.Factory(object))
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obj1 = injection.get_value()
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obj2 = injection.get_value()
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self.assertIs(type(obj1), object)
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self.assertIs(type(obj2), object)
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self.assertIsNot(obj1, obj2)
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def test_get_original_value(self):
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provider = providers.Factory(object)
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injection = providers.PositionalInjection(provider)
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self.assertIs(injection.get_original_value(), provider)
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def test_deepcopy(self):
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provider = providers.Factory(object)
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injection = providers.PositionalInjection(provider)
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injection_copy = providers.deepcopy(injection)
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self.assertIsNot(injection_copy, injection)
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self.assertIsNot(injection_copy.get_original_value(),
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injection.get_original_value())
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def test_deepcopy_memo(self):
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provider = providers.Factory(object)
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injection = providers.PositionalInjection(provider)
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injection_copy_orig = providers.PositionalInjection(provider)
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injection_copy = providers.deepcopy(
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injection, {id(injection): injection_copy_orig})
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self.assertIs(injection_copy, injection_copy_orig)
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self.assertIs(injection_copy.get_original_value(),
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injection.get_original_value())
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class NamedInjectionTests(unittest.TestCase):
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def test_isinstance(self):
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injection = providers.NamedInjection('name', 1)
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self.assertIsInstance(injection, providers.Injection)
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def test_get_name(self):
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injection = providers.NamedInjection('name', 123)
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self.assertEqual(injection.get_name(), 'name')
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def test_get_value_with_not_provider(self):
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injection = providers.NamedInjection('name', 123)
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self.assertEqual(injection.get_value(), 123)
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def test_get_value_with_factory(self):
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injection = providers.NamedInjection('name',
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providers.Factory(object))
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obj1 = injection.get_value()
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obj2 = injection.get_value()
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self.assertIs(type(obj1), object)
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self.assertIs(type(obj2), object)
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self.assertIsNot(obj1, obj2)
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def test_get_original_value(self):
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provider = providers.Factory(object)
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injection = providers.NamedInjection('name', provider)
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self.assertIs(injection.get_original_value(), provider)
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def test_deepcopy(self):
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provider = providers.Factory(object)
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injection = providers.NamedInjection('name', provider)
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injection_copy = providers.deepcopy(injection)
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self.assertIsNot(injection_copy, injection)
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self.assertIsNot(injection_copy.get_original_value(),
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injection.get_original_value())
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def test_deepcopy_memo(self):
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provider = providers.Factory(object)
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injection = providers.NamedInjection('name', provider)
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injection_copy_orig = providers.NamedInjection('name', provider)
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injection_copy = providers.deepcopy(
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injection, {id(injection): injection_copy_orig})
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self.assertIs(injection_copy, injection_copy_orig)
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self.assertIs(injection_copy.get_original_value(),
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injection.get_original_value())
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