Testing
Flask 内置测试客户端,便于对路由/业务逻辑进行单元测试与集成测试。
依赖:
bash
pip install pytest pytest-covPytest 基础结构:
project/
app/
tests/
conftest.py
test_app.py测试夹具:
python
# tests/conftest.py
import pytest
from app import create_app
desired_config = {"TESTING": True}
@pytest.fixture()
def app():
app = create_app()
app.config.update(desired_config)
yield app
@pytest.fixture()
def client(app):
return app.test_client()示例用例:
python
# tests/test_app.py
def test_index(client):
res = client.get("/")
assert res.status_code == 200
assert b"Hello" in res.data覆盖率:pytest --cov=app --cov-report=term-missing。