microblog.pub/tests/conftest.py

50 lines
1.3 KiB
Python

from typing import Generator
import pytest
from fastapi.testclient import TestClient
from sqlalchemy import orm
from app.database import Base
from app.database import engine
from app.database import get_db
from app.main import app
_Session = orm.sessionmaker(bind=engine, autocommit=False, autoflush=False)
def _get_db_for_testing() -> Generator[orm.Session, None, None]:
session = _Session()
try:
yield session
finally:
session.close()
@pytest.fixture
def db() -> Generator:
Base.metadata.create_all(bind=engine)
yield orm.scoped_session(orm.sessionmaker(bind=engine))
try:
Base.metadata.drop_all(bind=engine)
except Exception:
# XXX: for some reason, the teardown occasionally fails because of this
pass
@pytest.fixture
def exclude_fastapi_middleware():
"""Workaround for https://github.com/encode/starlette/issues/472"""
user_middleware = app.user_middleware.copy()
app.user_middleware = []
app.middleware_stack = app.build_middleware_stack()
yield
app.user_middleware = user_middleware
app.middleware_stack = app.build_middleware_stack()
@pytest.fixture
def client(db, exclude_fastapi_middleware) -> Generator:
app.dependency_overrides[get_db] = _get_db_for_testing
with TestClient(app) as c:
yield c