mirror of
https://github.com/godotengine/godot
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533 lines
21 KiB
C++
533 lines
21 KiB
C++
/**************************************************************************/
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/* test_instance_placeholder.h */
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/**************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/**************************************************************************/
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/**************************************************************************/
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#ifndef TEST_INSTANCE_PLACEHOLDER_H
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#define TEST_INSTANCE_PLACEHOLDER_H
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#include "scene/main/instance_placeholder.h"
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#include "scene/resources/packed_scene.h"
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#include "tests/test_macros.h"
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class _TestInstancePlaceholderNode : public Node {
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GDCLASS(_TestInstancePlaceholderNode, Node);
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protected:
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static void _bind_methods() {
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ClassDB::bind_method(D_METHOD("set_int_property", "int_property"), &_TestInstancePlaceholderNode::set_int_property);
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ClassDB::bind_method(D_METHOD("get_int_property"), &_TestInstancePlaceholderNode::get_int_property);
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ADD_PROPERTY(PropertyInfo(Variant::INT, "int_property"), "set_int_property", "get_int_property");
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ClassDB::bind_method(D_METHOD("set_reference_property", "reference_property"), &_TestInstancePlaceholderNode::set_reference_property);
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ClassDB::bind_method(D_METHOD("get_reference_property"), &_TestInstancePlaceholderNode::get_reference_property);
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ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "reference_property", PROPERTY_HINT_NODE_TYPE), "set_reference_property", "get_reference_property");
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ClassDB::bind_method(D_METHOD("set_reference_array_property", "reference_array_property"), &_TestInstancePlaceholderNode::set_reference_array_property);
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ClassDB::bind_method(D_METHOD("get_reference_array_property"), &_TestInstancePlaceholderNode::get_reference_array_property);
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// The hint string value "24/34:Node" is determined from existing PackedScenes with typed Array properties.
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ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "reference_array_property", PROPERTY_HINT_TYPE_STRING, "24/34:Node"), "set_reference_array_property", "get_reference_array_property");
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}
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public:
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int int_property = 0;
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void set_int_property(int p_int) {
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int_property = p_int;
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}
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int get_int_property() const {
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return int_property;
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}
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Variant reference_property;
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void set_reference_property(const Variant &p_node) {
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reference_property = p_node;
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}
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Variant get_reference_property() const {
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return reference_property;
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}
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Array reference_array_property;
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void set_reference_array_property(const Array &p_array) {
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reference_array_property = p_array;
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}
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Array get_reference_array_property() const {
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return reference_array_property;
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}
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_TestInstancePlaceholderNode() {
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reference_array_property.set_typed(Variant::OBJECT, "Node", Variant());
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}
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};
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namespace TestInstancePlaceholder {
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TEST_CASE("[SceneTree][InstancePlaceholder] Instantiate from placeholder with no overrides") {
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GDREGISTER_CLASS(_TestInstancePlaceholderNode);
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SUBCASE("with non-node values") {
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InstancePlaceholder *ip = memnew(InstancePlaceholder);
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ip->set_name("TestScene");
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Node *root = memnew(Node);
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SceneTree::get_singleton()->get_root()->add_child(root);
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root->add_child(ip);
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// Create a scene to instance.
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_TestInstancePlaceholderNode *scene = memnew(_TestInstancePlaceholderNode);
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scene->set_int_property(12);
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// Pack the scene.
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PackedScene *packed_scene = memnew(PackedScene);
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const Error err = packed_scene->pack(scene);
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REQUIRE(err == OK);
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// Instantiate the scene.
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_TestInstancePlaceholderNode *created = Object::cast_to<_TestInstancePlaceholderNode>(ip->create_instance(true, packed_scene));
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REQUIRE(created != nullptr);
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CHECK(created->get_name() == "TestScene");
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CHECK(created->get_int_property() == 12);
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root->queue_free();
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memdelete(scene);
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}
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SUBCASE("with node value") {
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InstancePlaceholder *ip = memnew(InstancePlaceholder);
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ip->set_name("TestScene");
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Node *root = memnew(Node);
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SceneTree::get_singleton()->get_root()->add_child(root);
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root->add_child(ip);
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// Create a scene to instance.
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_TestInstancePlaceholderNode *scene = memnew(_TestInstancePlaceholderNode);
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Node *referenced = memnew(Node);
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scene->add_child(referenced);
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referenced->set_owner(scene);
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scene->set_reference_property(referenced);
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// Pack the scene.
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PackedScene *packed_scene = memnew(PackedScene);
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const Error err = packed_scene->pack(scene);
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REQUIRE(err == OK);
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// Instantiate the scene.
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_TestInstancePlaceholderNode *created = Object::cast_to<_TestInstancePlaceholderNode>(ip->create_instance(true, packed_scene));
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REQUIRE(created != nullptr);
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CHECK(created->get_name() == "TestScene");
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CHECK(created->get_child_count() == 1);
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CHECK(created->get_reference_property().identity_compare(created->get_child(0, false)));
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CHECK_FALSE(created->get_reference_property().identity_compare(referenced));
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root->queue_free();
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memdelete(scene);
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}
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SUBCASE("with node-array value") {
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InstancePlaceholder *ip = memnew(InstancePlaceholder);
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ip->set_name("TestScene");
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Node *root = memnew(Node);
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SceneTree::get_singleton()->get_root()->add_child(root);
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root->add_child(ip);
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// Create a scene to instance.
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_TestInstancePlaceholderNode *scene = memnew(_TestInstancePlaceholderNode);
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Node *referenced1 = memnew(Node);
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Node *referenced2 = memnew(Node);
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scene->add_child(referenced1);
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scene->add_child(referenced2);
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referenced1->set_owner(scene);
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referenced2->set_owner(scene);
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Array node_array;
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node_array.set_typed(Variant::OBJECT, "Node", Variant());
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node_array.push_back(referenced1);
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node_array.push_back(referenced2);
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scene->set_reference_array_property(node_array);
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// Pack the scene.
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PackedScene *packed_scene = memnew(PackedScene);
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const Error err = packed_scene->pack(scene);
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REQUIRE(err == OK);
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// Instantiate the scene.
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_TestInstancePlaceholderNode *created = Object::cast_to<_TestInstancePlaceholderNode>(ip->create_instance(true, packed_scene));
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REQUIRE(created != nullptr);
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CHECK(created->get_name() == "TestScene");
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CHECK(created->get_child_count() == 2);
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Array created_array = created->get_reference_array_property();
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REQUIRE(created_array.size() == node_array.size());
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REQUIRE(created_array.size() == created->get_child_count());
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// Iterate over all nodes, since the ordering is not guaranteed.
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for (int i = 0; i < node_array.size(); i++) {
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bool node_found = false;
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for (int j = 0; j < created->get_child_count(); j++) {
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if (created_array[i].identity_compare(created->get_child(j, true))) {
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node_found = true;
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}
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}
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CHECK(node_found);
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}
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root->queue_free();
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memdelete(scene);
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}
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}
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TEST_CASE("[SceneTree][InstancePlaceholder] Instantiate from placeholder with overrides") {
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GDREGISTER_CLASS(_TestInstancePlaceholderNode);
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SUBCASE("with non-node values") {
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InstancePlaceholder *ip = memnew(InstancePlaceholder);
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Node *root = memnew(Node);
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SceneTree::get_singleton()->get_root()->add_child(root);
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root->add_child(ip);
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ip->set_name("TestScene");
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ip->set("int_property", 45);
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// Create a scene to pack.
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_TestInstancePlaceholderNode *scene = memnew(_TestInstancePlaceholderNode);
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scene->set_int_property(12);
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// Pack the scene.
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PackedScene *packed_scene = memnew(PackedScene);
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packed_scene->pack(scene);
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// Instantiate the scene.
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_TestInstancePlaceholderNode *created = Object::cast_to<_TestInstancePlaceholderNode>(ip->create_instance(true, packed_scene));
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REQUIRE(created != nullptr);
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CHECK(created->get_int_property() == 45);
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root->queue_free();
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memdelete(scene);
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}
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SUBCASE("with node values") {
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InstancePlaceholder *ip = memnew(InstancePlaceholder);
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ip->set_name("TestScene");
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Node *root = memnew(Node);
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Node *overriding = memnew(Node);
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SceneTree::get_singleton()->get_root()->add_child(root);
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root->add_child(ip);
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root->add_child(overriding);
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ip->set("reference_property", overriding);
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// Create a scene to instance.
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_TestInstancePlaceholderNode *scene = memnew(_TestInstancePlaceholderNode);
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Node *referenced = memnew(Node);
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scene->add_child(referenced);
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referenced->set_owner(scene);
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scene->set_reference_property(referenced);
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// Pack the scene.
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PackedScene *packed_scene = memnew(PackedScene);
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const Error err = packed_scene->pack(scene);
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REQUIRE(err == OK);
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// Instantiate the scene.
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_TestInstancePlaceholderNode *created = Object::cast_to<_TestInstancePlaceholderNode>(ip->create_instance(true, packed_scene));
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REQUIRE(created != nullptr);
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CHECK(created->get_name() == "TestScene");
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CHECK(created->get_child_count() == 1);
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CHECK(created->get_reference_property().identity_compare(overriding));
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CHECK_FALSE(created->get_reference_property().identity_compare(referenced));
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root->queue_free();
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memdelete(scene);
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}
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SUBCASE("with node-array value") {
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InstancePlaceholder *ip = memnew(InstancePlaceholder);
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ip->set_name("TestScene");
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Node *root = memnew(Node);
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SceneTree::get_singleton()->get_root()->add_child(root);
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Node *override1 = memnew(Node);
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Node *override2 = memnew(Node);
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Node *override3 = memnew(Node);
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root->add_child(ip);
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root->add_child(override1);
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root->add_child(override2);
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root->add_child(override3);
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Array override_node_array;
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override_node_array.set_typed(Variant::OBJECT, "Node", Variant());
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override_node_array.push_back(override1);
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override_node_array.push_back(override2);
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override_node_array.push_back(override3);
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ip->set("reference_array_property", override_node_array);
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// Create a scene to instance.
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_TestInstancePlaceholderNode *scene = memnew(_TestInstancePlaceholderNode);
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Node *referenced1 = memnew(Node);
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Node *referenced2 = memnew(Node);
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scene->add_child(referenced1);
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scene->add_child(referenced2);
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referenced1->set_owner(scene);
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referenced2->set_owner(scene);
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Array referenced_array;
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referenced_array.set_typed(Variant::OBJECT, "Node", Variant());
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referenced_array.push_back(referenced1);
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referenced_array.push_back(referenced2);
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scene->set_reference_array_property(referenced_array);
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// Pack the scene.
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PackedScene *packed_scene = memnew(PackedScene);
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const Error err = packed_scene->pack(scene);
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REQUIRE(err == OK);
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// Instantiate the scene.
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_TestInstancePlaceholderNode *created = Object::cast_to<_TestInstancePlaceholderNode>(ip->create_instance(true, packed_scene));
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REQUIRE(created != nullptr);
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CHECK(created->get_name() == "TestScene");
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CHECK(created->get_child_count() == 2);
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Array created_array = created->get_reference_array_property();
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REQUIRE_FALSE(created_array.size() == referenced_array.size());
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REQUIRE(created_array.size() == override_node_array.size());
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REQUIRE_FALSE(created_array.size() == created->get_child_count());
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// Iterate over all nodes, since the ordering is not guaranteed.
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for (int i = 0; i < override_node_array.size(); i++) {
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bool node_found = false;
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for (int j = 0; j < created_array.size(); j++) {
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if (override_node_array[i].identity_compare(created_array[j])) {
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node_found = true;
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}
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}
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CHECK(node_found);
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}
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root->queue_free();
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memdelete(scene);
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}
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}
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TEST_CASE("[SceneTree][InstancePlaceholder] Instance a PackedScene containing an InstancePlaceholder with no overrides") {
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GDREGISTER_CLASS(_TestInstancePlaceholderNode);
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// Create the internal scene.
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_TestInstancePlaceholderNode *internal = memnew(_TestInstancePlaceholderNode);
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internal->set_name("InternalNode");
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Node *referenced = memnew(Node);
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referenced->set_name("OriginalReference");
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internal->add_child(referenced);
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referenced->set_owner(internal);
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internal->set_reference_property(referenced);
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// Pack the internal scene.
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PackedScene *internal_scene = memnew(PackedScene);
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Error err = internal_scene->pack(internal);
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REQUIRE(err == OK);
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const String internal_path = TestUtils::get_temp_path("instance_placeholder_test_internal.tscn");
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err = ResourceSaver::save(internal_scene, internal_path);
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REQUIRE(err == OK);
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Ref<PackedScene> internal_scene_loaded = ResourceLoader::load(internal_path, "PackedScene", ResourceFormatLoader::CacheMode::CACHE_MODE_IGNORE, &err);
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REQUIRE(err == OK);
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// Create the main scene.
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Node *root = memnew(Node);
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root->set_name("MainNode");
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Node *overriding = memnew(Node);
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overriding->set_name("OverridingReference");
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_TestInstancePlaceholderNode *internal_created = Object::cast_to<_TestInstancePlaceholderNode>(internal_scene_loaded->instantiate(PackedScene::GEN_EDIT_STATE_MAIN_INHERITED));
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internal_created->set_scene_instance_load_placeholder(true);
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root->add_child(internal_created);
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internal_created->set_owner(root);
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root->add_child(overriding);
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overriding->set_owner(root);
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// Here we introduce an error, we override the property with an internal node to the instance placeholder.
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// The InstancePlaceholder is now forced to properly resolve the Node.
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internal_created->set("reference_property", NodePath("OriginalReference"));
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// Pack the main scene.
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PackedScene *main_scene = memnew(PackedScene);
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err = main_scene->pack(root);
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REQUIRE(err == OK);
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const String main_path = TestUtils::get_temp_path("instance_placeholder_test_main.tscn");
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err = ResourceSaver::save(main_scene, main_path);
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REQUIRE(err == OK);
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// // Instantiate the scene.
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Ref<PackedScene> main_scene_loaded = ResourceLoader::load(main_path, "PackedScene", ResourceFormatLoader::CacheMode::CACHE_MODE_IGNORE, &err);
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REQUIRE(err == OK);
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Node *instanced_main_node = main_scene_loaded->instantiate();
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REQUIRE(instanced_main_node != nullptr);
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SceneTree::get_singleton()->get_root()->add_child(instanced_main_node);
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CHECK(instanced_main_node->get_name() == "MainNode");
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REQUIRE(instanced_main_node->get_child_count() == 2);
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InstancePlaceholder *instanced_placeholder = Object::cast_to<InstancePlaceholder>(instanced_main_node->get_child(0, true));
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REQUIRE(instanced_placeholder != nullptr);
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_TestInstancePlaceholderNode *final_node = Object::cast_to<_TestInstancePlaceholderNode>(instanced_placeholder->create_instance(true));
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REQUIRE(final_node != nullptr);
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REQUIRE(final_node->get_child_count() == 1);
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REQUIRE(final_node->get_reference_property().identity_compare(final_node->get_child(0, true)));
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instanced_main_node->queue_free();
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memdelete(overriding);
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memdelete(root);
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memdelete(internal);
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DirAccess::remove_file_or_error(internal_path);
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DirAccess::remove_file_or_error(main_path);
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}
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TEST_CASE("[SceneTree][InstancePlaceholder] Instance a PackedScene containing an InstancePlaceholder with overrides") {
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GDREGISTER_CLASS(_TestInstancePlaceholderNode);
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// Create the internal scene.
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_TestInstancePlaceholderNode *internal = memnew(_TestInstancePlaceholderNode);
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internal->set_name("InternalNode");
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Node *referenced = memnew(Node);
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referenced->set_name("OriginalReference");
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internal->add_child(referenced);
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referenced->set_owner(internal);
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internal->set_reference_property(referenced);
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Node *array_ref1 = memnew(Node);
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array_ref1->set_name("ArrayRef1");
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internal->add_child(array_ref1);
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array_ref1->set_owner(internal);
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Node *array_ref2 = memnew(Node);
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array_ref2->set_name("ArrayRef2");
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internal->add_child(array_ref2);
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array_ref2->set_owner(internal);
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Array referenced_array;
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referenced_array.set_typed(Variant::OBJECT, "Node", Variant());
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referenced_array.push_back(array_ref1);
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referenced_array.push_back(array_ref2);
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internal->set_reference_array_property(referenced_array);
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// Pack the internal scene.
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PackedScene *internal_scene = memnew(PackedScene);
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Error err = internal_scene->pack(internal);
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REQUIRE(err == OK);
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const String internal_path = TestUtils::get_temp_path("instance_placeholder_test_internal_override.tscn");
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err = ResourceSaver::save(internal_scene, internal_path);
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REQUIRE(err == OK);
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Ref<PackedScene> internal_scene_loaded = ResourceLoader::load(internal_path, "PackedScene", ResourceFormatLoader::CacheMode::CACHE_MODE_IGNORE, &err);
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REQUIRE(err == OK);
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// Create the main scene.
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Node *root = memnew(Node);
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root->set_name("MainNode");
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Node *overriding = memnew(Node);
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overriding->set_name("OverridingReference");
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Node *array_ext = memnew(Node);
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array_ext->set_name("ExternalArrayMember");
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_TestInstancePlaceholderNode *internal_created = Object::cast_to<_TestInstancePlaceholderNode>(internal_scene_loaded->instantiate(PackedScene::GEN_EDIT_STATE_MAIN_INHERITED));
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internal_created->set_scene_instance_load_placeholder(true);
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root->add_child(internal_created);
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internal_created->set_owner(root);
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root->add_child(overriding);
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overriding->set_owner(root);
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root->add_child(array_ext);
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array_ext->set_owner(root);
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// Here we introduce an error, we override the property with an internal node to the instance placeholder.
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// The InstancePlaceholder is now forced to properly resolve the Node.
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internal_created->set_reference_property(overriding);
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Array internal_array = internal_created->get_reference_array_property();
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Array override_array;
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override_array.set_typed(Variant::OBJECT, "Node", Variant());
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for (int i = 0; i < internal_array.size(); i++) {
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override_array.push_back(internal_array[i]);
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}
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override_array.push_back(array_ext);
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internal_created->set_reference_array_property(override_array);
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|
|
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// Pack the main scene.
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PackedScene *main_scene = memnew(PackedScene);
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err = main_scene->pack(root);
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|
REQUIRE(err == OK);
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|
|
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const String main_path = TestUtils::get_temp_path("instance_placeholder_test_main_override.tscn");
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err = ResourceSaver::save(main_scene, main_path);
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REQUIRE(err == OK);
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|
|
|
// // Instantiate the scene.
|
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Ref<PackedScene> main_scene_loaded = ResourceLoader::load(main_path, "PackedScene", ResourceFormatLoader::CacheMode::CACHE_MODE_IGNORE, &err);
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REQUIRE(err == OK);
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|
|
|
Node *instanced_main_node = main_scene_loaded->instantiate();
|
|
REQUIRE(instanced_main_node != nullptr);
|
|
SceneTree::get_singleton()->get_root()->add_child(instanced_main_node);
|
|
CHECK(instanced_main_node->get_name() == "MainNode");
|
|
REQUIRE(instanced_main_node->get_child_count() == 3);
|
|
InstancePlaceholder *instanced_placeholder = Object::cast_to<InstancePlaceholder>(instanced_main_node->get_child(0, true));
|
|
REQUIRE(instanced_placeholder != nullptr);
|
|
|
|
_TestInstancePlaceholderNode *final_node = Object::cast_to<_TestInstancePlaceholderNode>(instanced_placeholder->create_instance(true));
|
|
REQUIRE(final_node != nullptr);
|
|
REQUIRE(final_node->get_child_count() == 3);
|
|
REQUIRE(final_node->get_reference_property().identity_compare(instanced_main_node->get_child(1, true)));
|
|
Array final_array = final_node->get_reference_array_property();
|
|
REQUIRE(final_array.size() == 3);
|
|
Array wanted_node_array;
|
|
wanted_node_array.push_back(instanced_main_node->get_child(2, true)); // ExternalArrayMember
|
|
wanted_node_array.push_back(final_node->get_child(1, true)); // ArrayRef1
|
|
wanted_node_array.push_back(final_node->get_child(2, true)); // ArrayRef2
|
|
|
|
// Iterate over all nodes, since the ordering is not guaranteed.
|
|
for (int i = 0; i < wanted_node_array.size(); i++) {
|
|
bool node_found = false;
|
|
for (int j = 0; j < final_array.size(); j++) {
|
|
if (wanted_node_array[i].identity_compare(final_array[j])) {
|
|
node_found = true;
|
|
}
|
|
}
|
|
CHECK(node_found);
|
|
}
|
|
|
|
instanced_main_node->queue_free();
|
|
memdelete(array_ext);
|
|
memdelete(overriding);
|
|
memdelete(root);
|
|
memdelete(internal);
|
|
DirAccess::remove_file_or_error(internal_path);
|
|
DirAccess::remove_file_or_error(main_path);
|
|
}
|
|
|
|
} //namespace TestInstancePlaceholder
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#endif // TEST_INSTANCE_PLACEHOLDER_H
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