_is_item_total_mismatch() – Attempts to detect if there’s an item total mismatch. This means the individual item breakdowns don’t add up to our proposed totals.
API::get_access_token() – Retrieves the access token. This checks cache first, and if the cached token isn’t valid then a new one is generated from the API.
Base_Object_Tests::test_set_props_with_missing_id_should_flag_WP_Error_including_code_missing_object_id() –
Base_Object_Tests::test_set_props_with_missing_object_label_should_flag_WP_Error_including_code_missing_object_label() –