diff options
Diffstat (limited to 'tests/core/io/test_resource.h')
| -rw-r--r-- | tests/core/io/test_resource.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/tests/core/io/test_resource.h b/tests/core/io/test_resource.h index 20d76c8894..8fc2a2f040 100644 --- a/tests/core/io/test_resource.h +++ b/tests/core/io/test_resource.h @@ -109,6 +109,58 @@ TEST_CASE("[Resource] Saving and loading") { loaded_child_resource_text->get_name() == "I'm a child resource", "The loaded child resource name should be equal to the expected value."); } + +TEST_CASE("[Resource] Breaking circular references on save") { + Ref<Resource> resource_a = memnew(Resource); + resource_a->set_name("A"); + Ref<Resource> resource_b = memnew(Resource); + resource_b->set_name("B"); + Ref<Resource> resource_c = memnew(Resource); + resource_c->set_name("C"); + resource_a->set_meta("next", resource_b); + resource_b->set_meta("next", resource_c); + resource_c->set_meta("next", resource_b); + + const String save_path_binary = OS::get_singleton()->get_cache_path().path_join("resource.res"); + const String save_path_text = OS::get_singleton()->get_cache_path().path_join("resource.tres"); + ResourceSaver::save(resource_a, save_path_binary); + ResourceSaver::save(resource_a, save_path_text); + + const Ref<Resource> &loaded_resource_a_binary = ResourceLoader::load(save_path_binary); + CHECK_MESSAGE( + loaded_resource_a_binary->get_name() == "A", + "The loaded resource name should be equal to the expected value."); + const Ref<Resource> &loaded_resource_b_binary = loaded_resource_a_binary->get_meta("next"); + CHECK_MESSAGE( + loaded_resource_b_binary->get_name() == "B", + "The loaded child resource name should be equal to the expected value."); + const Ref<Resource> &loaded_resource_c_binary = loaded_resource_b_binary->get_meta("next"); + CHECK_MESSAGE( + loaded_resource_c_binary->get_name() == "C", + "The loaded child resource name should be equal to the expected value."); + CHECK_MESSAGE( + !loaded_resource_c_binary->get_meta("next"), + "The loaded child resource circular reference should be NULL."); + + const Ref<Resource> &loaded_resource_a_text = ResourceLoader::load(save_path_text); + CHECK_MESSAGE( + loaded_resource_a_text->get_name() == "A", + "The loaded resource name should be equal to the expected value."); + const Ref<Resource> &loaded_resource_b_text = loaded_resource_a_text->get_meta("next"); + CHECK_MESSAGE( + loaded_resource_b_text->get_name() == "B", + "The loaded child resource name should be equal to the expected value."); + const Ref<Resource> &loaded_resource_c_text = loaded_resource_b_text->get_meta("next"); + CHECK_MESSAGE( + loaded_resource_c_text->get_name() == "C", + "The loaded child resource name should be equal to the expected value."); + CHECK_MESSAGE( + !loaded_resource_c_text->get_meta("next"), + "The loaded child resource circular reference should be NULL."); + + // Break circular reference to avoid memory leak + resource_c->remove_meta("next"); +} } // namespace TestResource #endif // TEST_RESOURCE_H |