godot/tests/core/object/test_object.h

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/*************************************************************************/
/* test_object.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef TEST_OBJECT_H
#define TEST_OBJECT_H
#include "core/core_string_names.h"
#include "core/object/class_db.h"
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#include "core/object/object.h"
#include "core/object/script_language.h"
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#include "tests/test_macros.h"
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// Declared in global namespace because of GDCLASS macro warning (Windows):
// "Unqualified friend declaration referring to type outside of the nearest enclosing namespace
// is a Microsoft extension; add a nested name specifier".
class _TestDerivedObject : public Object {
GDCLASS(_TestDerivedObject, Object);
int property_value;
protected:
static void _bind_methods() {
ClassDB::bind_method(D_METHOD("set_property", "property"), &_TestDerivedObject::set_property);
ClassDB::bind_method(D_METHOD("get_property"), &_TestDerivedObject::get_property);
ADD_PROPERTY(PropertyInfo(Variant::INT, "property"), "set_property", "get_property");
}
public:
void set_property(int value) { property_value = value; }
int get_property() const { return property_value; }
};
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namespace TestObject {
class _MockScriptInstance : public ScriptInstance {
StringName property_name = "NO_NAME";
Variant property_value;
public:
bool set(const StringName &p_name, const Variant &p_value) override {
property_name = p_name;
property_value = p_value;
return true;
}
bool get(const StringName &p_name, Variant &r_ret) const override {
if (property_name == p_name) {
r_ret = property_value;
return true;
}
return false;
}
void get_property_list(List<PropertyInfo> *p_properties) const override {
}
Variant::Type get_property_type(const StringName &p_name, bool *r_is_valid) const override {
return Variant::PACKED_FLOAT32_ARRAY;
}
void get_method_list(List<MethodInfo> *p_list) const override {
}
bool has_method(const StringName &p_method) const override {
return false;
}
Variant callp(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error) override {
return Variant();
}
void notification(int p_notification) override {
}
Ref<Script> get_script() const override {
return Ref<Script>();
}
const Vector<Multiplayer::RPCConfig> get_rpc_methods() const override {
return Vector<Multiplayer::RPCConfig>();
}
ScriptLanguage *get_language() override {
return nullptr;
}
};
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TEST_CASE("[Object] Core getters") {
Object object;
CHECK_MESSAGE(
object.is_class("Object"),
"is_class() should return the expected value.");
CHECK_MESSAGE(
object.get_class() == "Object",
"The returned class should match the expected value.");
CHECK_MESSAGE(
object.get_class_name() == "Object",
"The returned class name should match the expected value.");
CHECK_MESSAGE(
object.get_class_static() == "Object",
"The returned static class should match the expected value.");
CHECK_MESSAGE(
object.get_save_class() == "Object",
"The returned save class should match the expected value.");
List<String> inheritance_list;
object.get_inheritance_list_static(&inheritance_list);
CHECK_MESSAGE(
inheritance_list.size() == 1,
"The inheritance list should consist of Object only");
CHECK_MESSAGE(
inheritance_list[0] == "Object",
"The inheritance list should consist of Object only");
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}
TEST_CASE("[Object] Metadata") {
const String meta_path = "complex_metadata_path";
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Object object;
object.set_meta(meta_path, Color(0, 1, 0));
CHECK_MESSAGE(
Color(object.get_meta(meta_path)).is_equal_approx(Color(0, 1, 0)),
"The returned object metadata after setting should match the expected value.");
List<StringName> meta_list;
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object.get_meta_list(&meta_list);
CHECK_MESSAGE(
meta_list.size() == 1,
"The metadata list should only contain 1 item after adding one metadata item.");
object.remove_meta(meta_path);
// Also try removing nonexistent metadata (it should do nothing, without printing an error message).
object.remove_meta("I don't exist");
ERR_PRINT_OFF;
CHECK_MESSAGE(
object.get_meta(meta_path) == Variant(),
"The returned object metadata after removing should match the expected value.");
ERR_PRINT_ON;
List<StringName> meta_list2;
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object.get_meta_list(&meta_list2);
CHECK_MESSAGE(
meta_list2.size() == 0,
"The metadata list should contain 0 items after removing all metadata items.");
}
TEST_CASE("[Object] Construction") {
Object object;
CHECK_MESSAGE(
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!object.is_ref_counted(),
"Object is not a RefCounted.");
Object *p_db = ObjectDB::get_instance(object.get_instance_id());
CHECK_MESSAGE(
p_db == &object,
"The database pointer returned by the object id should reference same object.");
}
TEST_CASE("[Object] Script instance property setter") {
Object object;
_MockScriptInstance *script_instance = memnew(_MockScriptInstance);
object.set_script_instance(script_instance);
bool valid = false;
object.set("some_name", 100, &valid);
CHECK(valid);
Variant actual_value;
CHECK_MESSAGE(
script_instance->get("some_name", actual_value),
"The assigned script instance should successfully retrieve value by name.");
CHECK_MESSAGE(
actual_value == Variant(100),
"The returned value should equal the one which was set by the object.");
}
TEST_CASE("[Object] Script instance property getter") {
Object object;
_MockScriptInstance *script_instance = memnew(_MockScriptInstance);
script_instance->set("some_name", 100); // Make sure script instance has the property
object.set_script_instance(script_instance);
bool valid = false;
const Variant &actual_value = object.get("some_name", &valid);
CHECK(valid);
CHECK_MESSAGE(
actual_value == Variant(100),
"The returned value should equal the one which was set by the script instance.");
}
TEST_CASE("[Object] Built-in property setter") {
GDREGISTER_CLASS(_TestDerivedObject);
_TestDerivedObject derived_object;
bool valid = false;
derived_object.set("property", 100, &valid);
CHECK(valid);
CHECK_MESSAGE(
derived_object.get_property() == 100,
"The property value should equal the one which was set with built-in setter.");
}
TEST_CASE("[Object] Built-in property getter") {
GDREGISTER_CLASS(_TestDerivedObject);
_TestDerivedObject derived_object;
derived_object.set_property(100);
bool valid = false;
const Variant &actual_value = derived_object.get("property", &valid);
CHECK(valid);
CHECK_MESSAGE(
actual_value == Variant(100),
"The returned value should equal the one which was set with built-in setter.");
}
TEST_CASE("[Object] Script property setter") {
Object object;
Variant script;
bool valid = false;
object.set(CoreStringNames::get_singleton()->_script, script, &valid);
CHECK(valid);
CHECK_MESSAGE(
object.get_script() == script,
"The object script should be equal to the assigned one.");
}
TEST_CASE("[Object] Script property getter") {
Object object;
Variant script;
object.set_script(script);
bool valid = false;
const Variant &actual_value = object.get(CoreStringNames::get_singleton()->_script, &valid);
CHECK(valid);
CHECK_MESSAGE(
actual_value == script,
"The returned value should be equal to the assigned script.");
}
TEST_CASE("[Object] Absent name setter") {
Object object;
bool valid = true;
object.set("absent_name", 100, &valid);
CHECK(!valid);
}
TEST_CASE("[Object] Absent name getter") {
Object object;
bool valid = true;
const Variant &actual_value = object.get("absent_name", &valid);
CHECK(!valid);
CHECK_MESSAGE(
actual_value == Variant(),
"The returned value should equal nil variant.");
}
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} // namespace TestObject
#endif // TEST_OBJECT_H