python-dependency-injector/tests/unit/providers/test_delegate_py2_py3.py
Roman Mogylatov 94aca21fb8
Pytest migration (#519)
* Add pytest and pytest-asyncio to the requirements

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* Refactor container.from_schema() API tests

* Migrate container.from_schema() integration tests

* Rename schema samples

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2021-10-18 16:19:03 -04:00

50 lines
1.1 KiB
Python

"""Delegate provider tests."""
from dependency_injector import providers, errors
from pytest import fixture, raises
@fixture
def provider():
return providers.Provider()
@fixture
def delegate(provider):
return providers.Delegate(provider)
def test_is_provider(delegate):
assert providers.is_provider(delegate) is True
def test_init_optional_provides(provider):
delegate = providers.Delegate()
delegate.set_provides(provider)
assert delegate.provides is provider
assert delegate() is provider
def test_set_provides_returns_self(delegate, provider):
assert delegate.set_provides(provider) is delegate
def test_init_with_not_provider():
with raises(errors.Error):
providers.Delegate(object())
def test_call(delegate, provider):
delegated1 = delegate()
delegated2 = delegate()
assert delegated1 is provider
assert delegated2 is provider
def test_repr(delegate, provider):
assert repr(delegate) == (
"<dependency_injector.providers."
"Delegate({0}) at {1}>".format(repr(provider), hex(id(delegate)))
)