tests/conftest.py

@@ -1,24 +1,63 @@
 import pytest
 from sqlalchemy import NullPool, insert
-from sqlalchemy.ext.asyncio import async_sessionmaker, create_async_engine
+from sqlalchemy.ext.asyncio import AsyncSession, async_sessionmaker, create_async_engine
 
+from src.api.dependacies.db_dep import get_db
 from src.core.auth_manager import AuthManager
 from src.core.database import Base
+from src.main import app
 from src.models import *  # noqa: F403
+from src.repository.tasks import TasksRepo
+from src.repository.users import UsersRepo
 
-engine_null_pool = create_async_engine('sqlite+aiosqlite:///tests/test_db.db', poolclass=NullPool)
+engine_null_pool = create_async_engine(
+    "sqlite+aiosqlite:///tests/test_db.db", poolclass=NullPool
+)
+test_session_maker = async_sessionmaker(engine_null_pool, expire_on_commit=False)
+
+
+class TestDBManager:
+
+    async def __aenter__(self) -> "TestDBManager":
+        self.session: AsyncSession = test_session_maker()
+        self.user = UsersRepo(self.session)
+        self.task = TasksRepo(self.session)
+        return self
+
+    async def __aexit__(self, exc_type, exc_val, exc_tb):
+        await self.session.rollback()
+        await self.session.close()
+
+
+async def get_test_db():
+    async with TestDBManager() as db:
+        yield db
+
+
+@pytest.fixture(scope="function")
+async def db():
+    async for db in get_test_db():
+        yield db
+
+
+app.dependency_overrides[get_db] = get_test_db
 
 
 @pytest.fixture(scope="session", autouse=True)
 async def setup_database():
     hashed_pass = AuthManager.get_password_hash("admin")
-    user_admin = {"username": "admin", "hashed_password": hashed_pass, "is_superuser": True}
+    user_admin = {
+        "username": "admin",
+        "hashed_password": hashed_pass,
+        "is_superuser": True,
+    }
     async with engine_null_pool.begin() as conn:
         await conn.run_sync(Base.metadata.drop_all)
         await conn.run_sync(Base.metadata.create_all)
 
-    async with async_sessionmaker(engine_null_pool, expire_on_commit=False)() as conn:
+    async with test_session_maker() as conn:
-        result = await conn.execute(insert(UsersORM).values(user_admin).returning(UsersORM))  # noqa: F405
+        result = await conn.execute(
+            insert(UsersORM).values(user_admin).returning(UsersORM))  # noqa: F405
         await conn.commit()
         admin = result.scalar_one()
     assert admin.is_superuser is True