from aiohttp import web
from aiohttp_pydantic import PydanticView


class ArticleView(PydanticView):

    async def get(self, with_comments: bool):
        return web.json_response({'with_comments': with_comments})


async def test_get_article_without_required_qs_should_return_an_error_message(aiohttp_client, loop):
    app = web.Application()
    app.router.add_view('/article', ArticleView)

    client = await aiohttp_client(app)
    resp = await client.get('/article')
    assert resp.status == 400
    assert resp.content_type == 'application/json'
    assert await resp.json() == [{'loc': ['with_comments'],
                                  'msg': 'field required',
                                  'type': 'value_error.missing'}]


async def test_get_article_with_wrong_qs_type_should_return_an_error_message(aiohttp_client, loop):
    app = web.Application()
    app.router.add_view('/article', ArticleView)

    client = await aiohttp_client(app)
    resp = await client.get('/article', params={'with_comments': 'foo'})
    assert resp.status == 400
    assert resp.content_type == 'application/json'
    assert await resp.json() == [{'loc': ['with_comments'],
                                  'msg': 'value could not be parsed to a boolean',
                                  'type': 'type_error.bool'}]


async def test_get_article_with_valid_qs_should_return_the_parsed_type(aiohttp_client, loop):
    app = web.Application()
    app.router.add_view('/article', ArticleView)

    client = await aiohttp_client(app)
    resp = await client.get('/article', params={'with_comments': 'yes'})
    assert resp.status == 200
    assert resp.content_type == 'application/json'
    assert await resp.json() == {'with_comments': True}