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https://github.com/ets-labs/python-dependency-injector.git
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Migrate provided instance provider tests
This commit is contained in:
Roman Mogylatov
parent
fe149c27a2
commit
f85b761607
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@ -1,8 +1,7 @@
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"""Dependency injector provided instance provider unit tests."""
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import unittest
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"""ProvidedInstance provider tests."""
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from dependency_injector import containers, providers
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from pytest import fixture
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class Service:
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@ -64,133 +63,140 @@ class Container(containers.DeclarativeContainer):
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)
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class ProvidedInstanceTests(unittest.TestCase):
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def setUp(self):
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self.container = Container()
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def test_is_provider(self):
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assert providers.is_provider(self.container.service.provided) is True
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def test_attribute(self):
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client = self.container.client_attribute()
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assert client.value == "foo"
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def test_item(self):
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client = self.container.client_item()
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assert client.value == "foo"
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def test_attribute_item(self):
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client = self.container.client_attribute_item()
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assert client.value == "foo"
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def test_method_call(self):
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client = self.container.client_method_call()
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assert client.value == "foo"
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def test_method_closure_call(self):
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client = self.container.client_method_closure_call()
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assert client.value == "foo"
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def test_provided_call(self):
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client = self.container.client_provided_call()
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assert client.value == "foo"
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def test_call_overridden(self):
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value = "bar"
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with self.container.service.override(Service(value)):
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assert self.container.client_attribute().value == value
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assert self.container.client_item().value == value
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assert self.container.client_attribute_item().value == value
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assert self.container.client_method_call().value == value
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def test_repr_provided_instance(self):
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provider = self.container.service.provided
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assert repr(provider) == "ProvidedInstance(\"{0}\")".format(repr(self.container.service))
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def test_repr_attribute_getter(self):
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provider = self.container.service.provided.value
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assert repr(provider) == "AttributeGetter(\"value\")"
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def test_repr_item_getter(self):
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provider = self.container.service.provided["test-test"]
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assert repr(provider) == "ItemGetter(\"test-test\")"
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@fixture
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def container():
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return Container()
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class LazyInitTests(unittest.TestCase):
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def test_provided_instance(self):
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provides = providers.Object(object())
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provider = providers.ProvidedInstance()
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provider.set_provides(provides)
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assert provider.provides is provides
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assert provider.set_provides(providers.Provider()) is provider
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def test_attribute_getter(self):
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provides = providers.Object(object())
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provider = providers.AttributeGetter()
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provider.set_provides(provides)
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provider.set_name("__dict__")
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assert provider.provides is provides
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assert provider.name == "__dict__"
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assert provider.set_provides(providers.Provider()) is provider
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assert provider.set_name("__dict__") is provider
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def test_item_getter(self):
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provides = providers.Object({"foo": "bar"})
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provider = providers.ItemGetter()
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provider.set_provides(provides)
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provider.set_name("foo")
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assert provider.provides is provides
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assert provider.name == "foo"
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assert provider.set_provides(providers.Provider()) is provider
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assert provider.set_name("foo") is provider
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def test_method_caller(self):
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provides = providers.Object(lambda: 42)
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provider = providers.MethodCaller()
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provider.set_provides(provides)
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assert provider.provides is provides
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assert provider() == 42
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assert provider.set_provides(providers.Provider()) is provider
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def test_is_provider(container):
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assert providers.is_provider(container.service.provided) is True
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class ProvidedInstancePuzzleTests(unittest.TestCase):
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def test_attribute(container):
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client = container.client_attribute()
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assert client.value == "foo"
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def test_puzzled(self):
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service = providers.Singleton(Service, value="foo-bar")
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dependency = providers.Object(
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{
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"a": {
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"b": {
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"c1": 10,
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"c2": lambda arg: {"arg": arg}
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},
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def test_item(container):
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client = container.client_item()
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assert client.value == "foo"
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def test_attribute_item(container):
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client = container.client_attribute_item()
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assert client.value == "foo"
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def test_method_call(container):
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client = container.client_method_call()
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assert client.value == "foo"
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def test_method_closure_call(container):
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client = container.client_method_closure_call()
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assert client.value == "foo"
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def test_provided_call(container):
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client = container.client_provided_call()
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assert client.value == "foo"
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def test_call_overridden(container):
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value = "bar"
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with container.service.override(Service(value)):
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assert container.client_attribute().value == value
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assert container.client_item().value == value
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assert container.client_attribute_item().value == value
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assert container.client_method_call().value == value
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def test_repr_provided_instance(container):
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provider = container.service.provided
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assert repr(provider) == "ProvidedInstance(\"{0}\")".format(repr(container.service))
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def test_repr_attribute_getter(container):
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provider = container.service.provided.value
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assert repr(provider) == "AttributeGetter(\"value\")"
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def test_repr_item_getter(container):
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provider = container.service.provided["test-test"]
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assert repr(provider) == "ItemGetter(\"test-test\")"
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def test_provided_instance():
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provides = providers.Object(object())
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provider = providers.ProvidedInstance()
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provider.set_provides(provides)
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assert provider.provides is provides
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assert provider.set_provides(providers.Provider()) is provider
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def test_attribute_getter():
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provides = providers.Object(object())
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provider = providers.AttributeGetter()
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provider.set_provides(provides)
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provider.set_name("__dict__")
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assert provider.provides is provides
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assert provider.name == "__dict__"
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assert provider.set_provides(providers.Provider()) is provider
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assert provider.set_name("__dict__") is provider
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def test_item_getter():
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provides = providers.Object({"foo": "bar"})
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provider = providers.ItemGetter()
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provider.set_provides(provides)
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provider.set_name("foo")
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assert provider.provides is provides
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assert provider.name == "foo"
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assert provider.set_provides(providers.Provider()) is provider
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assert provider.set_name("foo") is provider
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def test_method_caller():
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provides = providers.Object(lambda: 42)
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provider = providers.MethodCaller()
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provider.set_provides(provides)
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assert provider.provides is provides
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assert provider() == 42
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assert provider.set_provides(providers.Provider()) is provider
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def test_puzzled():
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service = providers.Singleton(Service, value="foo-bar")
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dependency = providers.Object(
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{
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"a": {
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"b": {
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"c1": 10,
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"c2": lambda arg: {"arg": arg}
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},
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},
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)
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},
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)
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test_list = providers.List(
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dependency.provided["a"]["b"]["c1"],
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dependency.provided["a"]["b"]["c2"].call(22)["arg"],
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dependency.provided["a"]["b"]["c2"].call(service)["arg"],
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dependency.provided["a"]["b"]["c2"].call(service)["arg"].value,
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dependency.provided["a"]["b"]["c2"].call(service)["arg"].get_value.call(),
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)
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test_list = providers.List(
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dependency.provided["a"]["b"]["c1"],
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dependency.provided["a"]["b"]["c2"].call(22)["arg"],
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dependency.provided["a"]["b"]["c2"].call(service)["arg"],
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dependency.provided["a"]["b"]["c2"].call(service)["arg"].value,
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dependency.provided["a"]["b"]["c2"].call(service)["arg"].get_value.call(),
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)
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result = test_list()
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assert result == [
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10,
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22,
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service(),
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"foo-bar",
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"foo-bar",
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]
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result = test_list()
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assert result == [
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10,
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22,
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service(),
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"foo-bar",
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"foo-bar",
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]
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class ProvidedInstanceInBaseClassTests(unittest.TestCase):
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def test_provided_attribute(self):
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provider = providers.Provider()
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assert isinstance(provider.provided, providers.ProvidedInstance)
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def test_provided_attribute_in_base_class():
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provider = providers.Provider()
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assert isinstance(provider.provided, providers.ProvidedInstance)
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