https://www.cnblogs.com/poloyy/tag/Pytest/
#!usr/bin/env python
# -*- coding:utf-8 _*-
"""
# author: 小菠萝测试笔记
# blog: https://www.cnblogs.com/poloyy/
# time: 2021/9/29 10:55 下午
# file: 37_pytest.py
"""
import uvicorn
from fastapi import FastAPI
from fastapi.testclient import TestClient
app = FastAPI()
@app.get("/")
async def read_main():
return {"msg": "Hello World"}
# 声明一个 TestClient,把 FastAPI() 实例对象传进去
client = TestClient(app)
# 测试用
def test_read_main():
# 请求 127.0.0.1:8080/
response = client.get("/")
assert response.status_code == 200
assert response.json() == {"msg": "Hello World"}
if __name__ == '__main__':
uvicorn.run(app="37_pytest:app", reload=True, host="127.0.0.1", port=8080)
pytest 37_pytest.py
所以可以像使用 requests 库一样使用 TestClient,拥有 requests 所有方法、属性
重写了 requests 方法,不过只是加了一句 url = urljoin(self.base_url, url) url 拼接代码,还有给函数参数都加了类型指示,更加完善啦~
后面学到 webSocket 再详细讲他
上面代码 client.get(),直接调用的就是 Session 提供的 get() 方法啦!
#!usr/bin/env python
# -*- coding:utf-8 _*-
"""
# author: 小菠萝测试笔记
# blog: https://www.cnblogs.com/poloyy/
# time: 2021/9/29 10:55 下午
# file: s37_pytest.py
"""
import uvicorn
from fastapi import FastAPI
from fastapi.testclient import TestClient
app = FastAPI()
@app.get("/")
async def read_main():
return {"msg": "Hello World"}
# 声明一个 TestClient,把 FastAPI() 实例对象传进去
client = TestClient(app)
# 测试用
def test_read_main():
# 请求 127.0.0.1:8080/
response = client.get("/")
assert response.status_code == 200
assert response.json() == {"msg": "Hello World"}
from typing import Optional
from fastapi import FastAPI, Header, HTTPException
from pydantic import BaseModel
# 模拟真实 token
fake_secret_token = "coneofsilence"
# 模拟真实数据库
fake_db = {
"foo": {"id": "foo", "title": "Foo", "description": "There goes my hero"},
"bar": {"id": "bar", "title": "Bar", "description": "The bartenders"},
}
app = FastAPI()
class Item(BaseModel):
id: str
title: str
description: Optional[str] = None
# 接口一:查询数据
@app.get("/items/{item_id}", response_model=Item)
async def read_main(item_id: str, x_token: str = Header(...)):
# 1、校验 token 失败
if x_token != fake_secret_token:
raise HTTPException(status_code=400, detail="x-token 错误")
# 2、若数据库没有对应数据
if item_id not in fake_db:
raise HTTPException(status_code=404, detail="找不到 item_id")
# 3、找到数据则返回
return fake_db[item_id]
# 接口二:创建数据
@app.post("/items/", response_model=Item)
async def create_item(item: Item, x_token: str = Header(...)):
# 1、校验 token 失败
if x_token != fake_secret_token:
raise HTTPException(status_code=400, detail="x-token 错误")
# 2、若数据库已经存在相同 id 的数据
if item.id in fake_db:
raise HTTPException(status_code=400, detail="找不到 item_id")
# 3、添加数据到数据库
fake_db[item.id] = item
# 4、返回添加的数据
return item
if __name__ == '__main__':
uvicorn.run(app="s37_test_pytest:app", reload=True, host="127.0.0.1", port=8080)
#!usr/bin/env python
# -*- coding:utf-8 _*-
"""
# author: 小菠萝测试笔记
# blog: https://www.cnblogs.com/poloyy/
# time: 2021/9/29 10:55 下午
# file: s37_pytest.py
"""
from fastapi.testclient import TestClient
from .s37_test_pytest import app
client = TestClient(app)
def test_read_item():
expect = {"id": "foo", "title": "Foo", "description": "There goes my hero"}
headers = {"x-token": "coneofsilence"}
resp = client.get("/items/foo", headers=headers)
assert resp.status_code == 200
assert resp.json() == expect
def test_read_item_error_header():
expect = {"detail": "x-token 错误"}
headers = {"x-token": "test"}
resp = client.get("/items/foo", headers=headers)
assert resp.status_code == 400
assert resp.json() == expect
def test_read_item_error_id():
expect = {"detail": "找不到 item_id"}
headers = {"x-token": "coneofsilence"}
resp = client.get("/items/foos", headers=headers)
assert resp.status_code == 404
assert resp.json() == expect
def test_create_item():
body = {"id": "foos", "title": "Foo", "description": "There goes my hero"}
headers = {"x-token": "coneofsilence"}
resp = client.post("/items/", json=body, headers=headers)
assert resp.status_code == 200
assert resp.json() == body
def test_create_item_error_header():
body = {"id": "foo", "title": "Foo", "description": "There goes my hero"}
expect = {"detail": "x-token 错误"}
headers = {"x-token": "test"}
resp = client.post("/items/", json=body, headers=headers)
assert resp.status_code == 400
assert resp.json() == expect
def test_create_item_error_id():
expect = {"detail": "找不到 item_id"}
body = {"id": "foo", "title": "Foo", "description": "There goes my hero"}
headers = {"x-token": "coneofsilence"}
resp = client.post("/items/", json=body, headers=headers)
assert resp.status_code == 400
assert resp.json() == expect
pytest test.py -sq
> pytest s37_pytest.py -sq
......
6 passed in 0.40s