tests that value passed in dict config is present in built object

tests/rest_api/test_paginators.py

@@ -49,3 +49,4 @@ def test_registering_allows_usage(self, custom_paginator_config) -> None:
         rest_api.config_setup.register_paginator("custom_paginator", CustomPaginator)
         paginator = rest_api.config_setup.create_paginator(custom_paginator_config)
         assert paginator.has_next_page is True
+        assert str(paginator.next_url_path) == "response.next_page_link"