Add sub-app to generate open api spec

tests/test_validation_query_string.py

@@ -3,43 +3,56 @@ from aiohttp_pydantic import PydanticView
 
 
 class ArticleView(PydanticView):
-
     async def get(self, with_comments: bool):
-        return web.json_response({'with_comments': with_comments})
+        return web.json_response({"with_comments": with_comments})
 
 
-async def test_get_article_without_required_qs_should_return_an_error_message(aiohttp_client, loop):
+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)
+    app.router.add_view("/article", ArticleView)
 
     client = await aiohttp_client(app)
-    resp = await client.get('/article')
+    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'}]
+    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):
+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)
+    app.router.add_view("/article", ArticleView)
 
     client = await aiohttp_client(app)
-    resp = await client.get('/article', params={'with_comments': 'foo'})
+    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'}]
+    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):
+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)
+    app.router.add_view("/article", ArticleView)
 
     client = await aiohttp_client(app)
-    resp = await client.get('/article', params={'with_comments': 'yes'})
+    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}
+    assert resp.content_type == "application/json"
+    assert await resp.json() == {"with_comments": True}