Test internal classes for work on PR godotengine/godot#111090

Author: dsnopek

test/project/main.gd

@@ -291,6 +291,11 @@ func _ready():
 	var przykład = ExamplePrzykład.new()
 	assert_equal(przykład.get_the_word(), "słowo to przykład")
 
+	print("ClassDB.class_exists: ", ClassDB.class_exists("ExampleInternal"))
+	print("ClassDB.can_instantiate: ", ClassDB.can_instantiate("ExampleInternal"))
+	print("ClassDB.instantiate: ", ClassDB.instantiate("ExampleInternal"))
+	print("ClassDB.class_get_property_default_value: ", ClassDB.class_get_property_default_value("ExampleInternal", "value"))
+
 	exit_with_status()
 
 func _on_Example_custom_signal(signal_name, value):

test/project/project.godot

@@ -12,7 +12,7 @@ config_version=5
 
 config/name="GDExtension Test Project"
 run/main_scene="res://main.tscn"
-config/features=PackedStringArray("4.4")
+config/features=PackedStringArray("4.5")
 config/icon="res://icon.png"
 
 [native_extensions]

test/src/example.cpp

@@ -779,3 +779,13 @@ void ExamplePrzykład::_bind_methods() {
 String ExamplePrzykład::get_the_word() const {
 	return U"słowo to przykład";
 }
+
+void ExampleInternal::_bind_methods() {
+	ClassDB::bind_method(D_METHOD("get_value"), &ExampleInternal::get_value);
+	ClassDB::bind_method(D_METHOD("set_value", "value"), &ExampleInternal::set_value);
+	ADD_PROPERTY(PropertyInfo(Variant::INT, "value"), "set_value", "get_value");
+}
+
+ExampleInternal::ExampleInternal() {
+	print_line("Example internal is created!");
+}

test/src/example.h

@@ -288,3 +288,18 @@ class ExamplePrzykład : public RefCounted {
 public:
 	String get_the_word() const;
 };
+
+class ExampleInternal : public Object {
+	GDCLASS(ExampleInternal, Object);
+
+	int value = 33;
+
+protected:
+	static void _bind_methods();
+
+public:
+	int get_value() { return value; }
+	void set_value(int p_value) { value = p_value; }
+
+	ExampleInternal();
+};

test/src/register_types.cpp

@@ -31,6 +31,7 @@ void initialize_example_module(ModuleInitializationLevel p_level) {
 	GDREGISTER_CLASS(ExampleChild);
 	GDREGISTER_RUNTIME_CLASS(ExampleRuntime);
 	GDREGISTER_CLASS(ExamplePrzykład);
+	GDREGISTER_INTERNAL_CLASS(ExampleInternal);
 }
 
 void uninitialize_example_module(ModuleInitializationLevel p_level) {