qt-everywhere-src-5.15.1/qtdeclarative/tests/auto/quick/qquickgraphicsinfo/tst_qquickgraphicsinfo.cpp

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** This file is part of the test suite of the Qt Toolkit.
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#include <QtTest/qtest.h>
#include <QtTest/qsignalspy.h>

#include <QtQuick/qquickitem.h>
#include <QtQuick/qquickview.h>
#include <QtQuick/qsgrendererinterface.h>

#include "../../shared/util.h"

#if QT_CONFIG(opengl)
#include <QtGui/qopenglcontext.h>
#include <QtGui/qsurfaceformat.h>
#endif

class tst_QQuickGraphicsInfo : public QQmlDataTest
{
    Q_OBJECT

private slots:
    void testProperties();
};

void tst_QQuickGraphicsInfo::testProperties()
{
    QQuickView view;
    view.setSource(QUrl("data/basic.qml"));

    view.show();
    QVERIFY(QTest::qWaitForWindowExposed(&view));

    QSignalSpy spy(&view, SIGNAL(sceneGraphInitialized()));
    spy.wait();

    QObject* obj = view.rootObject();
    QVERIFY(obj);

    QSGRendererInterface *rif = view.rendererInterface();
    const int expectedAPI = rif ? rif->graphicsApi() : QSGRendererInterface::Unknown;

    QCOMPARE(obj->property("api").toInt(), expectedAPI);

#if QT_CONFIG(opengl)
    if (expectedAPI == QSGRendererInterface::OpenGL) {
        QCOMPARE(obj->property("shaderType").toInt(), int(QSGRendererInterface::GLSL));
        QVERIFY(view.openglContext());
        QSurfaceFormat format = view.openglContext()->format();
        QCOMPARE(obj->property("majorVersion").toInt(), format.majorVersion());
        QCOMPARE(obj->property("minorVersion").toInt(), format.minorVersion());
        QCOMPARE(obj->property("profile").toInt(), static_cast<int>(format.profile()));
        QCOMPARE(obj->property("renderableType").toInt(), static_cast<int>(format.renderableType()));
    }
#endif
}

QTEST_MAIN(tst_QQuickGraphicsInfo)

#include "tst_qquickgraphicsinfo.moc"