mirror of
https://github.com/ets-labs/python-dependency-injector.git
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09efbffab1
Co-authored-by: federinik <federico.tomasi@outlook.com> Co-authored-by: jazzthief <mynameisyegor@gmail.com>
378 lines
11 KiB
Python
378 lines
11 KiB
Python
"""Main wiring tests."""
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from decimal import Decimal
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from pytest import fixture, mark, raises
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from samples.wiringstringids import module, package, resourceclosing
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from samples.wiringstringids.container import Container, SubContainer
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from samples.wiringstringids.service import Service
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from dependency_injector import errors
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from dependency_injector.wiring import Closing, Provide, Provider, wire
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@fixture(autouse=True)
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def container():
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container = Container(config={"a": {"b": {"c": 10}}})
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container.wire(
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modules=[module],
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packages=[package],
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)
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yield container
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container.unwire()
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@fixture
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def subcontainer():
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container = SubContainer()
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container.wire(
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modules=[module],
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packages=[package],
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)
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yield container
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container.unwire()
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@fixture
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def resourceclosing_container(request):
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container = resourceclosing.Container()
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container.wire(modules=[resourceclosing])
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with container.reset_singletons():
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yield container
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container.unwire()
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def test_package_lookup():
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from samples.wiringstringids.package import test_package_function
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service = test_package_function()
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assert isinstance(service, Service)
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def test_package_subpackage_lookup():
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from samples.wiringstringids.package.subpackage import test_package_function
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service = test_package_function()
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assert isinstance(service, Service)
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def test_package_submodule_lookup():
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from samples.wiringstringids.package.subpackage.submodule import test_function
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service = test_function()
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assert isinstance(service, Service)
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def test_module_attributes_wiring():
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assert isinstance(module.service, Service)
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assert isinstance(module.service_provider(), Service)
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assert isinstance(module.undefined, Provide)
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def test_module_attribute_wiring_with_invalid_marker(container: Container):
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from samples.wiringstringids import module_invalid_attr_injection
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with raises(Exception, match="Unknown type of marker {0}".format(module_invalid_attr_injection.service)):
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container.wire(modules=[module_invalid_attr_injection])
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def test_class_wiring():
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test_class_object = module.TestClass()
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assert isinstance(test_class_object.service, Service)
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def test_class_wiring_context_arg(container: Container):
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test_service = container.service()
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test_class_object = module.TestClass(service=test_service)
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assert test_class_object.service is test_service
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def test_class_method_wiring():
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test_class_object = module.TestClass()
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service = test_class_object.method()
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assert isinstance(service, Service)
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def test_class_classmethod_wiring():
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service = module.TestClass.class_method()
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assert isinstance(service, Service)
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def test_instance_classmethod_wiring():
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instance = module.TestClass()
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service = instance.class_method()
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assert isinstance(service, Service)
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def test_class_staticmethod_wiring():
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service = module.TestClass.static_method()
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assert isinstance(service, Service)
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def test_instance_staticmethod_wiring():
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instance = module.TestClass()
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service = instance.static_method()
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assert isinstance(service, Service)
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def test_class_attribute_wiring():
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assert isinstance(module.TestClass.service, Service)
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assert isinstance(module.TestClass.service_provider(), Service)
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assert isinstance(module.TestClass.undefined, Provide)
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def test_function_wiring():
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service = module.test_function()
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assert isinstance(service, Service)
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def test_function_wiring_context_arg(container: Container):
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test_service = container.service()
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service = module.test_function(service=test_service)
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assert service is test_service
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def test_function_wiring_provider():
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service = module.test_function_provider()
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assert isinstance(service, Service)
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def test_function_wiring_provider_context_arg(container: Container):
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test_service = container.service()
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service = module.test_function_provider(service_provider=lambda: test_service)
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assert service is test_service
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def test_configuration_option():
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(
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value_int,
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value_float,
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value_str,
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value_decimal,
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value_required,
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value_required_int,
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value_required_float,
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value_required_str,
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value_required_decimal,
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) = module.test_config_value()
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assert value_int == 10
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assert value_float == 10.0
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assert value_str == "10"
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assert value_decimal == Decimal(10)
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assert value_required == 10
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assert value_required_int == 10
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assert value_required_float == 10.0
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assert value_required_str == "10"
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assert value_required_decimal == Decimal(10)
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def test_configuration_option_required_undefined(container: Container):
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container.config.reset_override()
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with raises(errors.Error, match="Undefined configuration option \"config.a.b.c\""):
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module.test_config_value_required_undefined()
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def test_provide_provider():
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service = module.test_provide_provider()
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assert isinstance(service, Service)
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def test_provider_provider():
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service = module.test_provider_provider()
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assert isinstance(service, Service)
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def test_provided_instance(container: Container):
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class TestService:
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foo = {"bar": lambda: 10}
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with container.service.override(TestService()):
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some_value = module.test_provided_instance()
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assert some_value == 10
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def test_subcontainer():
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some_value = module.test_subcontainer_provider()
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assert some_value == 1
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def test_config_invariant(container: Container):
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config = {
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"option": {
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"a": 1,
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"b": 2,
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},
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"switch": "a",
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}
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container.config.from_dict(config)
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value_default = module.test_config_invariant()
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assert value_default == 1
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with container.config.switch.override("a"):
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value_a = module.test_config_invariant()
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assert value_a == 1
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with container.config.switch.override("b"):
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value_b = module.test_config_invariant()
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assert value_b == 2
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def test_wire_with_class_error():
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with raises(Exception):
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wire(
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container=Container,
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modules=[module],
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)
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def test_unwire_function(container: Container):
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container.unwire()
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assert isinstance(module.test_function(), Provide)
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def test_unwire_class(container: Container):
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container.unwire()
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test_class_object = module.TestClass()
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assert isinstance(test_class_object.service, Provide)
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def test_unwire_class_method(container: Container):
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container.unwire()
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test_class_object = module.TestClass()
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assert isinstance(test_class_object.method(), Provide)
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def test_unwire_package_function(container: Container):
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container.unwire()
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from samples.wiringstringids.package.subpackage.submodule import test_function
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assert isinstance(test_function(), Provide)
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def test_unwire_package_function_by_reference(container: Container):
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from samples.wiringstringids.package.subpackage import submodule
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container.unwire()
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assert isinstance(submodule.test_function(), Provide)
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def test_unwire_module_attributes(container: Container):
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container.unwire()
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assert isinstance(module.service, Provide)
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assert isinstance(module.service_provider, Provider)
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assert isinstance(module.undefined, Provide)
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def test_unwire_class_attributes(container: Container):
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container.unwire()
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assert isinstance(module.TestClass.service, Provide)
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assert isinstance(module.TestClass.service_provider, Provider)
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assert isinstance(module.TestClass.undefined, Provide)
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@mark.usefixtures("subcontainer")
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def test_wire_multiple_containers():
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service, some_value = module.test_provide_from_different_containers()
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assert isinstance(service, Service)
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assert some_value == 1
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@mark.usefixtures("resourceclosing_container")
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def test_closing_resource():
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result_1 = resourceclosing.test_function()
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assert isinstance(result_1, resourceclosing.Service)
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assert result_1.init_counter == 1
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assert result_1.shutdown_counter == 1
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assert result_1.dependencies == {"_list": [1, 2], "_dict": {"a": 3, "b": 4}}
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result_2 = resourceclosing.test_function()
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assert isinstance(result_2, resourceclosing.Service)
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assert result_2.init_counter == 2
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assert result_2.shutdown_counter == 2
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assert result_1.dependencies == {"_list": [1, 2], "_dict": {"a": 3, "b": 4}}
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assert result_1 is not result_2
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@mark.usefixtures("resourceclosing_container")
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def test_closing_dependency_resource():
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result_1 = resourceclosing.test_function_dependency()
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assert isinstance(result_1, resourceclosing.FactoryService)
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assert result_1.service.init_counter == 2
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assert result_1.service.shutdown_counter == 2
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result_2 = resourceclosing.test_function_dependency()
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assert isinstance(result_2, resourceclosing.FactoryService)
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assert result_2.service.init_counter == 4
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assert result_2.service.shutdown_counter == 4
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@mark.usefixtures("resourceclosing_container")
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def test_closing_dependency_resource_kwargs():
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result_1 = resourceclosing.test_function_dependency_kwargs()
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assert isinstance(result_1, resourceclosing.FactoryService)
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assert result_1.service.init_counter == 2
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assert result_1.service.shutdown_counter == 2
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result_2 = resourceclosing.test_function_dependency_kwargs()
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assert isinstance(result_2, resourceclosing.FactoryService)
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assert result_2.service.init_counter == 4
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assert result_2.service.shutdown_counter == 4
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@mark.usefixtures("resourceclosing_container")
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def test_closing_nested_dependency_resource():
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result_1 = resourceclosing.test_function_nested_dependency()
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assert isinstance(result_1, resourceclosing.NestedService)
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assert result_1.factory_service.service.init_counter == 2
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assert result_1.factory_service.service.shutdown_counter == 2
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result_2 = resourceclosing.test_function_nested_dependency()
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assert isinstance(result_2, resourceclosing.NestedService)
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assert result_2.factory_service.service.init_counter == 4
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assert result_2.factory_service.service.shutdown_counter == 4
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assert result_1 is not result_2
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@mark.usefixtures("resourceclosing_container")
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def test_closing_resource_bypass_marker_injection():
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result_1 = resourceclosing.test_function(service=Closing[Provide["service"]])
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assert isinstance(result_1, resourceclosing.Service)
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assert result_1.init_counter == 1
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assert result_1.shutdown_counter == 1
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result_2 = resourceclosing.test_function(service=Closing[Provide["service"]])
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assert isinstance(result_2, resourceclosing.Service)
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assert result_2.init_counter == 2
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assert result_2.shutdown_counter == 2
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assert result_1 is not result_2
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@mark.usefixtures("resourceclosing_container")
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def test_closing_resource_context():
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service = resourceclosing.Service()
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result_1 = resourceclosing.test_function(service=service)
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assert result_1 is service
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assert result_1.init_counter == 0
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assert result_1.shutdown_counter == 0
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result_2 = resourceclosing.test_function(service=service)
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assert result_2 is service
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assert result_2.init_counter == 0
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assert result_2.shutdown_counter == 0
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def test_class_decorator():
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service = module.test_class_decorator()
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assert isinstance(service, Service)
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def test_container():
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service = module.test_container()
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assert isinstance(service, Service)
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def test_bypass_marker_injection():
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service = module.test_function(service=Provide["service"])
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assert isinstance(service, Service)
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