Adding missing test coverage

core/integration_tests/tests_concepts.py

@@ -1417,6 +1417,21 @@ def test_get_200_for_source_version(self):  # pylint: disable=too-many-statement
             ])
         )
 
+        response = self.client.get(
+            concept1.uri + '$cascade/?includeSelf=false&includeRetired=true&omitIfExistsIn=' + collection.uri
+        )
+
+        self.assertEqual(response.status_code, 200)
+        self.assertEqual(len(response.data['entry']), 3)
+        self.assertEqual(
+            sorted([data['url'] for data in response.data['entry']]),
+            sorted([
+                concept1.uri,
+                mapping1.uri,
+                mapping4.uri,
+            ])
+        )
+
     def test_get_200_for_collection_version(self):  # pylint: disable=too-many-locals,too-many-statements
         source1 = OrganizationSourceFactory()
         source2 = OrganizationSourceFactory()

core/integration_tests/tests_url_registries.py

@@ -283,6 +283,12 @@ def test_get(self):
         self.assertEqual(response.data[0]['name'], 'org')
         self.assertEqual(response.data[0]['id'], org_registry.id)
 
+        response = self.client.get(
+            '/users/foobar/orgs/url-registry/',
+            HTTP_AUTHORIZATION=f"Token {user_registry.user.get_token()}",
+        )
+        self.assertEqual(response.status_code, 404)
+
 
 class URLRegistryViewTest(OCLAPITestCase):
     def test_get(self):

core/users/models.py

@@ -213,9 +213,6 @@ def is_valid_auth_group(*names):
     def auth_groups(self):
         return self.groups.values_list('name', flat=True)
 
-    def has_auth_group(self, group_name):
-        return self.groups.filter(name=group_name).exists()
-
     @property
     def auth_headers(self):
         return {'Authorization': f'Token {self.get_token()}'}