async def test_concurrent_init():
async def create_instance():
return object()
provider = providers.DelegatedThreadSafeSingleton(create_instance)
future_instance1 = provider()
future_instance2 = provider()
instance1, instance2 = await asyncio.gather(future_instance1, future_instance2)
assert instance1 is instance2
def test_async_mode(self):
instance = object()
async def create_instance():
return instance
provider = providers.DelegatedThreadSafeSingleton(create_instance)
instance1 = self._run(provider())
instance2 = self._run(provider())
self.assertIs(instance1, instance2)
self.assertIs(instance, instance)
async def test_async_mode():
instance = object()
async def create_instance():
return instance
provider = providers.DelegatedThreadSafeSingleton(create_instance)
instance1 = await provider()
instance2 = await provider()
assert instance1 is instance2
assert instance1 is instance
assert instance2 is instance
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 DelegatedSingleton
provider6 = providers.DelegatedSingleton(Cat)
animal6: Animal = provider6(1, 2, 3, b='1', c=2, e=0.0)
# Test 7: to check the ThreadSafeSingleton
provider7: providers.BaseSingleton[Animal] = providers.ThreadSafeSingleton(Cat)
animal7: Animal = provider7()
# Test 8: to check the DelegatedThreadSafeSingleton
provider8 = providers.DelegatedThreadSafeSingleton(Cat)
animal8: Animal = provider8(1, 2, 3, b='1', c=2, e=0.0)
# Test 9: to check the ThreadLocalSingleton
provider9 = providers.ThreadLocalSingleton(Cat)
animal9: Animal = provider9(1, 2, 3, b='1', c=2, e=0.0)
# Test 10: to check the DelegatedThreadLocalSingleton
provider10 = providers.DelegatedThreadLocalSingleton(Cat)
animal10: Animal = provider10(1, 2, 3, b='1', c=2, e=0.0)
# Test 11: to check the AbstractSingleton
provider11 = providers.AbstractSingleton(Animal)
provider11.override(providers.Singleton(Cat))
animal11: Animal = provider11(1, 2, 3, b='1', c=2, e=0.0)