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https://github.com/ets-labs/python-dependency-injector.git
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120 lines
4.0 KiB
Python
120 lines
4.0 KiB
Python
from typing import Any, Callable, Dict, Optional, Tuple, Type
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from dependency_injector import providers
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class Animal: ...
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class Cat(Animal):
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def __init__(self, *a: Any, **kw: Any) -> None: ...
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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.Factory(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.Factory(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.Factory(Animal)
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with provider3.override(providers.Factory(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.Factory(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.Factory(Animal)
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provided5: Animal = 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 DelegatedFactory
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provider6 = providers.DelegatedFactory(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 AbstractFactory
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provider7 = providers.AbstractFactory(Animal)
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provider7.override(providers.Factory(Cat))
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animal7: Animal = provider7(1, 2, 3, b="1", c=2, e=0.0)
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# Test 8: to check the FactoryDelegate __init__
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provider8 = providers.FactoryDelegate(providers.Factory(object))
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# Test 9: to check FactoryAggregate provider
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provider9: providers.FactoryAggregate[str] = providers.FactoryAggregate(
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a=providers.Factory(str, "str1"),
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b=providers.Factory(str, "str2"),
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)
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factory_a_9: providers.Factory[str] = provider9.a
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factory_b_9: providers.Factory[str] = provider9.b
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val9: str = provider9("a")
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provider9_set_non_string_keys: providers.FactoryAggregate[str] = (
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providers.FactoryAggregate()
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)
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provider9_set_non_string_keys.set_factories({Cat: providers.Factory(str, "str")})
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factory_set_non_string_9: providers.Factory[str] = (
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provider9_set_non_string_keys.factories[Cat]
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)
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provider9_new_non_string_keys: providers.FactoryAggregate[str] = (
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providers.FactoryAggregate(
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{Cat: providers.Factory(str, "str")},
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)
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)
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factory_new_non_string_9: providers.Factory[str] = (
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provider9_new_non_string_keys.factories[Cat]
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)
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provider9_no_explicit_typing = providers.FactoryAggregate(
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a=providers.Factory(str, "str")
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)
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provider9_no_explicit_typing_factory: providers.Factory[str] = (
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provider9_no_explicit_typing.factories["a"]
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)
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provider9_no_explicit_typing_object: str = provider9_no_explicit_typing("a")
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# Test 10: to check the explicit typing
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factory10: providers.Provider[Animal] = providers.Factory(Cat)
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animal10: Animal = factory10()
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# Test 11: to check the return type with await
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provider11 = providers.Factory(Cat)
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async def _async11() -> None:
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animal1: Animal = await provider11(1, 2, 3, b="1", c=2, e=0.0) # type: ignore
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animal2: Animal = await provider11.async_(1, 2, 3, b="1", c=2, e=0.0)
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# Test 12: to check class type from .provides
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provider12 = providers.Factory(Cat)
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provided_cls12: Type[Animal] = provider12.cls
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assert issubclass(provided_cls12, Animal)
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provided_provides12: Optional[Callable[..., Animal]] = provider12.provides
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assert provided_provides12 is not None and provided_provides12() == Cat()
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# Test 13: to check class from .provides with explicit typevar
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provider13 = providers.Factory[Animal](Cat)
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provided_cls13: Type[Animal] = provider13.cls
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assert issubclass(provided_cls13, Animal)
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provided_provides13: Optional[Callable[..., Animal]] = provider13.provides
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assert provided_provides13 is not None and provided_provides13() == Cat()
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# Test 14: to check string imports
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provider14: providers.Factory[Dict[Any, Any]] = providers.Factory("builtins.dict")
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provider14.set_provides("builtins.dict")
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