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++ // Copyright (C) 2025 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
++
++ #include <QTest>
++ #include <QQuickView>
++ #include "../shared/util.h"
++
++ class tst_RuntimeLoader : public QQuick3DDataTest
++ {
++ Q_OBJECT
++ private slots:
++ void initTestCase() override;
++ void queryAll_data();
++ void queryAll();
++ void nativeGltfFeatures();
++ void materialVariantSwitching();
++ };
++
++ void tst_RuntimeLoader::initTestCase()
++ {
++ QQuick3DDataTest::initTestCase();
++ if (!initialized())
++ return;
++ }
++
++ void tst_RuntimeLoader::queryAll_data()
++ {
++ QTest::addColumn<bool>("assimpFallback");
++ QTest::newRow("nativeGltf") << false;
++ QTest::newRow("assimpFallback") << true;
++ }
++
++ void tst_RuntimeLoader::queryAll()
++ {
++ QFETCH(bool, assimpFallback);
++ if (assimpFallback)
++ qputenv("QT_QUICK3D_DISABLE_NATIVE_GLTF", "1");
++ const auto cleanup = qScopeGuard([] { qunsetenv("QT_QUICK3D_DISABLE_NATIVE_GLTF"); });
++
++ QScopedPointer<QQuickView> view(createView(QLatin1String("queryall.qml"), QSize(200, 200)));
++ QVERIFY(view);
++ QVERIFY(QTest::qWaitForWindowExposed(view.data()));
++
++ const QImage frame = grab(view.data());
++ if (frame.isNull())
++ return;
++
++ // Wait for either a successful load or an error (e.g. importer plugin absent).
++ QTRY_VERIFY_WITH_TIMEOUT(view->rootObject()->property("loaded").toBool()
++ || view->rootObject()->property("loadError").toBool(),
++ 10000);
++ if (view->rootObject()->property("loadError").toBool())
++ QSKIP("Asset failed to load — importer plugin likely not available on this platform");
++
++ QVERIFY(view->rootObject()->property("materialCount").toInt() > 0);
++ QVERIFY(view->rootObject()->property("modelCount").toInt() > 0);
++ QVERIFY(view->rootObject()->property("lightCount").toInt() > 0);
++ QVERIFY(view->rootObject()->property("queryNullForMissing").toBool());
++ }
++
++ // Loads assets exercising textures with transforms, material extensions,
++ // skinning, morph targets, and animations through the native glTF importer.
++ void tst_RuntimeLoader::nativeGltfFeatures()
++ {
++ QScopedPointer<QQuickView> view(createView(QLatin1String("nativegltf.qml"), QSize(200, 200)));
++ QVERIFY(view);
++ QVERIFY(QTest::qWaitForWindowExposed(view.data()));
++
++ const QImage frame = grab(view.data());
++ if (frame.isNull())
++ return;
++
++ QTRY_VERIFY_WITH_TIMEOUT(view->rootObject()->property("settled").toBool(), 10000);
++ const QString errors = view->rootObject()->property("errors").toString();
++ if (errors.contains(QLatin1String("unsupported file extension")))
++ QSKIP("glTF importer plugin not available on this platform");
++ QCOMPARE(errors, QString());
++ QCOMPARE(view->rootObject()->property("loadedCount").toInt(),
++ view->rootObject()->property("totalCount").toInt());
++ }
++
++ // Switches between the material variants of a KHR_materials_variants asset
++ void tst_RuntimeLoader::materialVariantSwitching()
++ {
++ QScopedPointer<QQuickView> view(createView(QLatin1String("variants.qml"), QSize(200, 200)));
++ QVERIFY(view);
++ QVERIFY(QTest::qWaitForWindowExposed(view.data()));
++
++ const QImage frame = grab(view.data());
++ if (frame.isNull())
++ return;
++
++ QTRY_VERIFY_WITH_TIMEOUT(view->rootObject()->property("loaded").toBool()
++ || view->rootObject()->property("loadError").toBool(),
++ 10000);
++ if (view->rootObject()->property("loadError").toBool())
++ QSKIP("Asset failed to load — importer plugin likely not available on this platform");
++
++ QCOMPARE(view->rootObject()->property("variants").toStringList(),
++ (QStringList { QStringLiteral("Red"), QStringLiteral("Blue") }));
++ QCOMPARE(view->rootObject()->property("defaultMaterial").toString(), QStringLiteral("gray"));
++ QCOMPARE(view->rootObject()->property("blueMaterial").toString(), QStringLiteral("blue"));
++ QCOMPARE(view->rootObject()->property("redMaterial").toString(), QStringLiteral("red"));
++ QCOMPARE(view->rootObject()->property("restoredMaterial").toString(), QStringLiteral("gray"));
++ }
++
++ QTEST_MAIN(tst_RuntimeLoader)
++ #include "tst_runtimeloader.moc"