feat: initial project setup

app/tests/conftest.py

@@ -0,0 +1,42 @@
+from typing import Generator
+
+import pytest
+from sqlalchemy.orm import Session
+from sqlalchemy_utils import create_database, database_exists, drop_database
+
+from app.db.base import SessionLocal, engine, get_db
+from app.db.models import Account, Base
+from app.main import app
+
+
+def pytest_configure() -> None:
+    if not database_exists(engine.url):
+        create_database(engine.url)
+        Base.metadata.create_all(engine)
+
+
+def pytest_unconfigure() -> None:
+    if database_exists(engine.url):
+        drop_database(engine.url)
+
+
+@pytest.fixture(name="db_session", scope="function", autouse=True)
+def db_session() -> Generator[Session, None, None]:
+    connection = engine.connect()
+    transaction = connection.begin()
+
+    with SessionLocal(bind=connection) as session:
+        app.dependency_overrides[get_db] = lambda: session
+        yield session
+        app.dependency_overrides.clear()
+        transaction.rollback()
+        connection.close()
+
+
+@pytest.fixture(scope="function")
+def test_account(db_session: Session) -> Account:
+    account = Account(name="test_account")
+    db_session.add(account)
+    db_session.commit()
+    db_session.refresh(account)
+    return account