Simplified workflows.

Signed-off-by: Pavel Kirilin <s3riussan@gmail.com>

tests/conftest.py

@@ -10,6 +10,7 @@ from piccolo.table import create_tables, drop_tables
 
 from zangramru.settings import settings
 from zangramru.web.application import get_app
+from zangramru.web.lifespan import lifespan_setup
 
 
 @pytest.fixture(scope="session")
@@ -73,14 +74,15 @@ async def setup_db() -> AsyncGenerator[None, None]:
 
 
 @pytest.fixture
-def fastapi_app() -> FastAPI:
+async def fastapi_app() -> AsyncGenerator[FastAPI, None]:
     """
     Fixture for creating FastAPI app.
 
     :return: fastapi app with mocked dependencies.
     """
     application = get_app()
-    return application  # noqa: RET504
+    async with lifespan_setup(application):
+        yield application
 
 
 @pytest.fixture