（二十六）注册到删除的一次完整操作
# 项目文件：demos/site_walkthrough.py
from lab import lab, token
with lab():
from django.test import Client
client = Client(enforce_csrf_checks=True)
# 从表单取得令牌，再提交注册与登录，保留客户端的 Cookie。
print(
"注册",
client.post(
"/accounts/signup/",
{
"username": "reader",
"password1": "Study-9Trees!",
"password2": "Study-9Trees!",
"csrfmiddlewaretoken": token(client, "/accounts/signup/"),
},
).status_code,
)
print(
"登录",
client.post(
"/accounts/login/",
{
"username": "reader",
"password": "Study-9Trees!",
"csrfmiddlewaretoken": token(client, "/accounts/login/"),
},
).status_code,
)
created = client.post(
"/books/new/",
{
"title": "Django 实践",
"tags_text": "框架",
"notes": "从请求追踪到记录",
"csrfmiddlewaretoken": token(client, "/books/new/"),
},
)
location = created["Location"]
print("新增", created.status_code, "详情", client.get(location).status_code)脚本先从实际页面取令牌，注册 reader，登录后保存《Django 实践》，成功跳转状态为 302，详情为 200。接下来勾选已读，修改标签和备注，再删除：
# 续写同一文件：demos/site_walkthrough.py
# 继续使用同一登录修改记录，再通过 JSON 和旧详情地址核对结果。
client.post(
location + "edit/",
{
"title": "Django 实践",
"finished": "on",
"tags_text": "框架, 工程",
"notes": "已经完成",
"csrfmiddlewaretoken": token(client, location + "edit/"),
},
)
print("修改后已读", client.get("/api/books/").json()["books"][0]["finished"])
print(
"删除",
client.post(
location + "delete/", {"csrfmiddlewaretoken": token(client, location)}
).status_code,
)
print("删除后详情", client.get(location).status_code)uv run python ../demos/site_walkthrough.py 使用临时库执行整条流程。JSON 读到已读 True，删除之后旧详情为 404。
浏览器核验还会操作分页、错误表单、导出、其他账号的修改尝试和后台编辑。最后停止第一服务进程，第二进程打开同一实例目录，再带原会话读取书籍与备注。实际记录见 核验记录。
