aiohttp-pydantic/tests/test_validation_body.py

140 lines
4.1 KiB
Python

from __future__ import annotations
from typing import Iterator, List, Optional
from aiohttp import web
from pydantic import BaseModel, RootModel
from aiohttp_pydantic import PydanticView
class ArticleModel(BaseModel):
name: str
nb_page: Optional[int] = None
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 test_post_an_article_without_required_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={})
assert resp.status == 400
assert resp.content_type == "application/json"
assert await resp.json() == [
{
'input': {},
'loc': ['name'],
'loc_in': 'body',
'msg': 'Field required',
'type': 'missing',
'url': 'https://errors.pydantic.dev/2.5/v/missing'
}
]
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() == [
{
'input': 'foo',
'loc': ['nb_page'],
'loc_in': 'body',
'msg': 'Input should be a valid integer, unable to parse string as an integer',
'type': 'int_parsing',
'url': 'https://errors.pydantic.dev/2.5/v/int_parsing'
}
]
async def test_post_an_array_json_is_supported(aiohttp_client, event_loop):
app = web.Application()
app.router.add_view("/article", ArticleView)
client = await aiohttp_client(app)
body = [{"name": "foo", "nb_page": 3}] * 2
resp = await client.put("/article", json=body)
assert resp.status == 200
assert resp.content_type == "application/json"
assert await resp.json() == body
async def test_post_an_array_json_to_an_object_model_should_return_an_error(
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": 3}])
assert resp.status == 400
assert resp.content_type == "application/json"
assert await resp.json() == [
{
'loc': ['root'],
'loc_in': 'body',
'msg': 'value is not a valid dict',
'type': 'type_error.dict'
}
]
async def test_post_an_object_json_to_a_list_model_should_return_an_error(
aiohttp_client, event_loop
):
app = web.Application()
app.router.add_view("/article", ArticleView)
client = await aiohttp_client(app)
resp = await client.put("/article", json={"name": "foo", "nb_page": 3})
assert resp.status == 400
assert resp.content_type == "application/json"
assert await resp.json() == [
{
'input': {'name': 'foo', 'nb_page': 3},
'loc': [],
'loc_in': 'body',
'msg': 'Input should be a valid list',
'type': 'list_type',
'url': 'https://errors.pydantic.dev/2.5/v/list_type'
}
]
async def test_post_a_valid_article_should_return_the_parsed_type(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": 3})
assert resp.status == 200
assert resp.content_type == "application/json"
assert await resp.json() == {"name": "foo", "nb_page": 3}