Remove assertContains from search api tests

misago/search/tests/test_api.py

@@ -16,8 +16,10 @@ class SearchApiTests(AuthenticatedUserTestCase):
         override_acl(self.user, {'can_search': 0})
 
         response = self.client.get(self.test_link)
-
-        self.assertContains(response, "have permission to search site", status_code=403)
+        self.assertEqual(response.status_code, 403)
+        self.assertEqual(response.json(), {
+            "detail": "You don't have permission to search site."
+        })
 
     def test_no_phrase(self):
         """api handles no search query"""