aiohttp-pydantic/tests/test_hook_to_custom_response.py
2023-08-29 14:28:27 +03:00

60 lines
1.7 KiB
Python

from __future__ import annotations
from typing import Iterator, List, Optional
from aiohttp import web
from aiohttp.web_response import json_response
from pydantic import BaseModel, RootModel
from aiohttp_pydantic import PydanticView
from aiohttp_pydantic.view import PydanticValidationError
class ArticleModel(BaseModel):
name: str
nb_page: Optional[int]
class ArticleModels(RootModel):
root: List[ArticleModel]
def __iter__(self) -> Iterator[ArticleModel]:
return iter(self.root)
class ArticleView(PydanticView):
async def post(self, article: ArticleModel):
return web.json_response(article.dict())
async def put(self, articles: ArticleModels):
return web.json_response([article.dict() for article in articles])
async def on_validation_error(self, exception, context):
errors = exception.errors()
own_errors = [PydanticValidationError(**x, loc_in=context) for x in errors]
return json_response(data=own_errors, status=400)
async def test_post_an_article_with_wrong_type_field_should_return_an_error_message(
aiohttp_client, event_loop
):
app = web.Application()
app.router.add_view("/article", ArticleView)
client = await aiohttp_client(app)
resp = await client.post("/article", json={"name": "foo", "nb_page": "foo"})
assert resp.status == 400
assert resp.content_type == "application/json"
assert await resp.json() == [
{
'loc_in': 'body',
'input': 'foo',
'loc': ['nb_page'],
'msg': 'Input should be a valid integer, unable to parse string as an integer',
'type': 'int_parsing',
'url': 'https://errors.pydantic.dev/2.3/v/int_parsing'
}
]