extends GdUnitTestSuite func test_instance() -> void: var n = GdUnitSingleton.instance("singelton_test", func(): return Node.new() ) assert_object(n).is_instanceof(Node) assert_bool(is_instance_valid(n)).is_true() # free the singleton GdUnitSingleton.unregister("singelton_test") assert_bool(is_instance_valid(n)).is_false()