python-dependency-injector/tests/typing/factory.py
Roman Mogylatov 2e940adb50
Typing stubs (#286)
* Add basic setup

* Add more tests for factory

* Add mypy checks to CI

* Add mypy checks to makefile command

* Add typing for the factories

* Add stub for Callable providers

* Add typing module and object provider stubs

* Fix typing test issue

* Remove typing module

* Add Delegate stub

* Add stub for Dependency provider

* Add stub for ExternalDependency

* Add stubs for providers module functions

* Add stubs for the DependenciesContainer provider

* Add stub for the CallableDelegate provider

* Add stubs for Coroutine providers

* Add stubs for the configuration options

* Add stub for the FactoryDelegate

* Add stub for the FactoryAggregate provider

* Add singleton stubs

* Add stubs for singletons

* Add stub for the List provider

* Add stub for the Container provider

* Add stub for the Selector provider

* Add stubs for the dynamic container

* Add stub for the declarative container

* Add stubs for the extensions

* Add types module for explicit provider typing

* Set absolute import mode for the providers module and add types module test

* Skip typing test for Python 3.5

* Remove coroutine test from py35

* Fix py35 tests

* Add \n to the tox.ini
2020-08-26 22:24:20 -04:00

69 lines
2.0 KiB
Python

from typing import Tuple, Any, Dict
from dependency_injector import providers, types
class Animal:
...
class Cat(Animal):
def __init__(self, *_, **__): ...
@classmethod
def create(cls) -> Animal:
return cls()
# Test 1: to check the return type (class)
provider1 = providers.Factory(Cat)
animal1: Animal = provider1(1, 2, 3, b='1', c=2, e=0.0)
# Test 2: to check the return type (class factory method)
provider2 = providers.Factory(Cat.create)
animal2: Animal = provider2()
# Test 3: to check the .override() method
provider3 = providers.Factory(Animal)
with provider3.override(providers.Factory(Cat)):
provider3()
# Test 4: to check the .args, .kwargs, .attributes attributes
provider4 = providers.Factory(Animal)
args4: Tuple[Any] = provider4.args
kwargs4: Dict[str, Any] = provider4.kwargs
attributes4: Dict[str, Any] = provider4.attributes
# Test 5: to check the provided instance interface
provider5 = providers.Factory(Animal)
provided5: providers.ProvidedInstance = provider5.provided
attr_getter5: providers.AttributeGetter = provider5.provided.attr
item_getter5: providers.ItemGetter = provider5.provided['item']
method_caller5: providers.MethodCaller = provider5.provided.method.call(123, arg=324)
# Test 6: to check the DelegatedFactory
provider6 = providers.DelegatedFactory(Cat)
animal6: Animal = provider6(1, 2, 3, b='1', c=2, e=0.0)
# Test 7: to check the AbstractFactory
provider7 = providers.AbstractFactory(Animal)
provider7.override(providers.Factory(Cat))
animal7: Animal = provider7(1, 2, 3, b='1', c=2, e=0.0)
# Test 8: to check the FactoryDelegate __init__
provider8 = providers.FactoryDelegate(providers.Factory(object))
# Test 9: to check FactoryAggregate provider
provider9 = providers.FactoryAggregate(
a=providers.Factory(object),
b=providers.Factory(object),
)
factory_a_9: providers.Factory = provider9.a
factory_b_9: providers.Factory = provider9.b
val9: Any = provider9('a')
# Test 10: to check the explicit typing
factory10: types.Provider[Animal] = providers.Factory(Cat)
animal10: Animal = factory10()