regex to support alt application/*json types

openapi_tester/schema_tester.py

@@ -1,6 +1,7 @@
 """ Schema Tester """
 from __future__ import annotations
 
+import re
 from itertools import chain
 from typing import TYPE_CHECKING, Any, Callable, cast
 
@@ -89,11 +90,16 @@ def __init__(
             raise ImproperlyConfigured(INIT_ERROR)
 
     @staticmethod
-    def get_key_value(schema: dict[str, dict], key: str, error_addon: str = "") -> dict:
+    def get_key_value(schema: dict[str, dict], key: str, error_addon: str = "", use_regex=False) -> dict:
         """
         Returns the value of a given key
         """
         try:
+            if use_regex:
+                compiled_pattern = re.compile(key)
+                for key_ in schema.keys():
+                    if compiled_pattern.match(key_):
+                        return schema[key_]
             return schema[key]
         except KeyError as e:
             raise UndocumentedSchemaSectionError(
@@ -168,9 +174,10 @@ def get_response_schema_section(self, response: Response) -> dict[str, Any]:
             )
             json_object = self.get_key_value(
                 content_object,
-                "application/json",
+                r"^application\/.*json$",
                 "\n\nNo `application/json` responses documented for method: "
                 f"{response_method}, path: {parameterized_path}",
+                use_regex=True,
             )
             return self.get_key_value(json_object, "schema")
 

test_project/api/views/pets.py

@@ -0,0 +1,16 @@
+from __future__ import annotations
+
+from typing import TYPE_CHECKING
+
+from rest_framework.response import Response
+from rest_framework.status import HTTP_200_OK
+from rest_framework.views import APIView
+
+if TYPE_CHECKING:
+    from rest_framework.request import Request
+
+
+class Pet(APIView):
+    def get(self, request: Request, petId: int) -> Response:
+        pet = {"name": "doggie", "category": {"id": 1, "name": "Dogs"}, "photoUrls": [], "status": "available"}
+        return Response(pet, HTTP_200_OK)

test_project/urls.py

@@ -1,5 +1,5 @@
 from django.conf.urls.i18n import i18n_patterns
-from django.urls import include, path
+from django.urls import include, path, re_path
 from drf_yasg import openapi
 from drf_yasg.views import get_schema_view
 from rest_framework import permissions, routers
@@ -11,6 +11,7 @@
 from test_project.api.views.i18n import Languages
 from test_project.api.views.items import Items
 from test_project.api.views.names import EmptyNameViewSet, NamesRetrieveView, NameViewSet
+from test_project.api.views.pets import Pet
 from test_project.api.views.products import Products
 from test_project.api.views.snake_cased_response import SnakeCasedResponse
 from test_project.api.views.trucks import BadTrucks, GoodTrucks
@@ -34,6 +35,7 @@
     path("api/<str:version>/snake-case/", SnakeCasedResponse.as_view()),
     # ^trailing slash is here on purpose
     path("api/<str:version>/router_generated/", include(router.urls)),
+    re_path(r"api/pet/(?P<petId>\d+)", Pet.as_view(), name="get-pet"),
 ]
 
 internationalised_urlpatterns = i18n_patterns(