"""Dependency injector injections unit tests.""" import unittest from dependency_injector import providers class PositionalInjectionTests(unittest.TestCase): def test_isinstance(self): injection = providers.PositionalInjection(1) assert isinstance(injection, providers.Injection) def test_get_value_with_not_provider(self): injection = providers.PositionalInjection(123) assert injection.get_value() == 123 def test_get_value_with_factory(self): injection = providers.PositionalInjection(providers.Factory(object)) obj1 = injection.get_value() obj2 = injection.get_value() assert type(obj1) is object assert type(obj2) is object assert obj1 is not obj2 def test_get_original_value(self): provider = providers.Factory(object) injection = providers.PositionalInjection(provider) assert injection.get_original_value() is provider def test_deepcopy(self): provider = providers.Factory(object) injection = providers.PositionalInjection(provider) injection_copy = providers.deepcopy(injection) assert injection_copy is not injection assert injection_copy.get_original_value() is not injection.get_original_value() def test_deepcopy_memo(self): provider = providers.Factory(object) injection = providers.PositionalInjection(provider) injection_copy_orig = providers.PositionalInjection(provider) injection_copy = providers.deepcopy( injection, {id(injection): injection_copy_orig}) assert injection_copy is injection_copy_orig assert injection_copy.get_original_value() is injection.get_original_value() class NamedInjectionTests(unittest.TestCase): def test_isinstance(self): injection = providers.NamedInjection("name", 1) assert isinstance(injection, providers.Injection) def test_get_name(self): injection = providers.NamedInjection("name", 123) assert injection.get_name() == "name" def test_get_value_with_not_provider(self): injection = providers.NamedInjection("name", 123) assert injection.get_value() == 123 def test_get_value_with_factory(self): injection = providers.NamedInjection("name", providers.Factory(object)) obj1 = injection.get_value() obj2 = injection.get_value() assert type(obj1) is object assert type(obj2) is object assert obj1 is not obj2 def test_get_original_value(self): provider = providers.Factory(object) injection = providers.NamedInjection("name", provider) assert injection.get_original_value() is provider def test_deepcopy(self): provider = providers.Factory(object) injection = providers.NamedInjection("name", provider) injection_copy = providers.deepcopy(injection) assert injection_copy is not injection assert injection_copy.get_original_value() is not injection.get_original_value() def test_deepcopy_memo(self): provider = providers.Factory(object) injection = providers.NamedInjection("name", provider) injection_copy_orig = providers.NamedInjection("name", provider) injection_copy = providers.deepcopy( injection, {id(injection): injection_copy_orig}) assert injection_copy is injection_copy_orig assert injection_copy.get_original_value() is injection.get_original_value()