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https://github.com/ets-labs/python-dependency-injector.git
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72 lines
2.3 KiB
Python
72 lines
2.3 KiB
Python
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from typing import Tuple, Any, Dict
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from dependency_injector import providers
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class Animal:
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...
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class Cat(Animal):
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def __init__(self, *_, **__): ...
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@classmethod
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def create(cls) -> Animal:
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return cls()
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# Test 1: to check the return type (class)
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provider1 = providers.Singleton(Cat)
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animal1: Animal = provider1(1, 2, 3, b='1', c=2, e=0.0)
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# Test 2: to check the return type (class factory method)
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provider2 = providers.Singleton(Cat.create)
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animal2: Animal = provider2()
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# Test 3: to check the .override() method
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provider3 = providers.Singleton(Animal)
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with provider3.override(providers.Singleton(Cat)):
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provider3()
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# Test 4: to check the .args, .kwargs, .attributes attributes
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provider4 = providers.Singleton(Animal)
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args4: Tuple[Any] = provider4.args
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kwargs4: Dict[str, Any] = provider4.kwargs
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attributes4: Dict[str, Any] = provider4.attributes
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# Test 5: to check the provided instance interface
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provider5 = providers.Singleton(Animal)
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provided5: providers.ProvidedInstance = provider5.provided
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attr_getter5: providers.AttributeGetter = provider5.provided.attr
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item_getter5: providers.ItemGetter = provider5.provided['item']
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method_caller5: providers.MethodCaller = provider5.provided.method.call(123, arg=324)
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# Test 6: to check the DelegatedSingleton
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provider6 = providers.DelegatedSingleton(Cat)
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animal6: Animal = provider6(1, 2, 3, b='1', c=2, e=0.0)
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# Test 7: to check the ThreadSafeSingleton
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provider7: providers.BaseSingleton[Animal] = providers.ThreadSafeSingleton(Cat)
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animal7: Animal = provider7()
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# Test 8: to check the DelegatedThreadSafeSingleton
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provider8 = providers.DelegatedThreadSafeSingleton(Cat)
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animal8: Animal = provider8(1, 2, 3, b='1', c=2, e=0.0)
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# Test 9: to check the ThreadLocalSingleton
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provider9 = providers.ThreadLocalSingleton(Cat)
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animal9: Animal = provider9(1, 2, 3, b='1', c=2, e=0.0)
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# Test 10: to check the DelegatedThreadLocalSingleton
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provider10 = providers.DelegatedThreadLocalSingleton(Cat)
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animal10: Animal = provider10(1, 2, 3, b='1', c=2, e=0.0)
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# Test 11: to check the AbstractSingleton
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provider11 = providers.AbstractSingleton(Animal)
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provider11.override(providers.Singleton(Cat))
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animal11: Animal = provider11(1, 2, 3, b='1', c=2, e=0.0)
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# Test 12: to check the SingletonDelegate __init__
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provider12 = providers.SingletonDelegate(providers.Singleton(object))
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