qtdeclarative/tests/benchmarks/objects/tst_objects.cpp

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#include <QtTest>
#include <QtQuick>
#include <QtCore/private/qhooks_p.h>

Q_GLOBAL_STATIC(QObjectList, qt_qobjects)

extern "C" Q_DECL_EXPORT void qt_addQObject(QObject *object)
{
    qt_qobjects->append(object);
}

extern "C" Q_DECL_EXPORT void qt_removeQObject(QObject *object)
{
    qt_qobjects->removeAll(object);
}

class tst_Objects : public QObject
{
    Q_OBJECT

private slots:
    void init();
    void cleanup();

    void testCount();
    void testCount_data();

private:
    QQmlEngine engine;
};

void tst_Objects::init()
{
    qtHookData[QHooks::AddQObject] = reinterpret_cast<quintptr>(&qt_addQObject);
    qtHookData[QHooks::RemoveQObject] = reinterpret_cast<quintptr>(&qt_removeQObject);

    // warmup
    QQmlComponent component(&engine);
    component.setData("import QtQuick 2.0; Item { Accessible.role: Accessible.Button }", QUrl());
    delete component.create();
}

void tst_Objects::cleanup()
{
    qtHookData[QHooks::AddQObject] = 0;
    qtHookData[QHooks::RemoveQObject] = 0;
}

void tst_Objects::testCount()
{
    QFETCH(QByteArray, v1);
    QFETCH(QByteArray, v2);

    qt_qobjects->clear();

    if (!v1.isEmpty()) {
        QQmlComponent component(&engine);
        component.setData(v1, QUrl());
        QScopedPointer<QObject> object(component.create());
        QVERIFY2(object.data(), qPrintable(component.errorString()));

        QList<QQuickItem *> items;
        foreach (QObject *object, *qt_qobjects()) {
            QQuickItem *item = qobject_cast<QQuickItem *>(object);
            if (item)
                items += item;
        }

        qInfo() << "V1: QQuickItems:" << items.count() << "(total of QObjects:" << qt_qobjects->count() << ")";
    }

    qt_qobjects->clear();

    if (!v2.isEmpty()) {
        QQmlComponent component(&engine);
        component.setData(v2, QUrl());
        QScopedPointer<QObject> object(component.create());
        QVERIFY2(object.data(), qPrintable(component.errorString()));

        QList<QQuickItem *> items;
        foreach (QObject *object, *qt_qobjects()) {
            QQuickItem *item = qobject_cast<QQuickItem *>(object);
            if (item)
                items += item;
        }

        qInfo() << "V2: QQuickItems:" << items.count() << "(total of QObjects:" << qt_qobjects->count() << ")";
    }
}

void tst_Objects::testCount_data()
{
    QTest::addColumn<QByteArray>("v1");
    QTest::addColumn<QByteArray>("v2");

    QTest::newRow("ApplicationWindow")
            << QByteArray("import QtQuick.Controls 1.3; ApplicationWindow { }")
            << QByteArray("import QtQuick.Controls 2.0; ApplicationWindow { }");

    QTest::newRow("BusyIndicator")
            << QByteArray("import QtQuick.Controls 1.3; BusyIndicator { }")
            << QByteArray("import QtQuick.Controls 2.0; BusyIndicator { }");

    QTest::newRow("Button")
            << QByteArray("import QtQuick.Controls 1.3; Button { }")
            << QByteArray("import QtQuick.Controls 2.0; Button { }");

    QTest::newRow("CheckBox")
            << QByteArray("import QtQuick.Controls 1.3; CheckBox { }")
            << QByteArray("import QtQuick.Controls 2.0; CheckBox { }");

    QTest::newRow("Frame")
            << QByteArray()
            << QByteArray("import QtQuick.Controls 2.0; Frame { }");

    QTest::newRow("GroupBox")
            << QByteArray("import QtQuick.Controls 1.3; GroupBox { }")
            << QByteArray("import QtQuick.Controls 2.0; GroupBox { }");

    QTest::newRow("Label")
            << QByteArray("import QtQuick.Controls 1.3; Label { }")
            << QByteArray("import QtQuick.Controls 2.0; Label { }");

    QTest::newRow("PageIndicator")
            << QByteArray()
            << QByteArray("import QtQuick.Controls 2.0; PageIndicator { }");

    QTest::newRow("ProgressBar")
            << QByteArray("import QtQuick.Controls 1.3; ProgressBar { }")
            << QByteArray("import QtQuick.Controls 2.0; ProgressBar { }");

    QTest::newRow("RadioButton")
            << QByteArray("import QtQuick.Controls 1.3; RadioButton { }")
            << QByteArray("import QtQuick.Controls 2.0; RadioButton { }");

    QTest::newRow("ScrollView")
            << QByteArray("import QtQuick.Controls 1.3; ScrollView { }")
            << QByteArray();

    QTest::newRow("ScrollIndicator")
            << QByteArray()
            << QByteArray("import QtQuick.Controls 2.0; ScrollIndicator { }");

    QTest::newRow("ScrollBar")
            << QByteArray()
            << QByteArray("import QtQuick.Controls 2.0; ScrollBar { }");

    QTest::newRow("Slider")
            << QByteArray("import QtQuick.Controls 1.3; Slider { }")
            << QByteArray("import QtQuick.Controls 2.0; Slider { }");

    QTest::newRow("StackView")
            << QByteArray("import QtQuick.Controls 1.3; StackView { }")
            << QByteArray("import QtQuick.Controls 2.0; StackView { }");

    QTest::newRow("Switch")
            << QByteArray("import QtQuick.Controls 1.3; Switch { }")
            << QByteArray("import QtQuick.Controls 2.0; Switch { }");

    QTest::newRow("TabBar")
            << QByteArray()
            << QByteArray("import QtQuick.Controls 2.0; TabBar { }");

    QTest::newRow("TabButton")
            << QByteArray()
            << QByteArray("import QtQuick.Controls 2.0; TabButton { }");

    QTest::newRow("TabView")
            << QByteArray("import QtQuick.Controls 1.3; TabView { }")
            << QByteArray("import QtQuick.Controls 2.0; TabView { }");

    QTest::newRow("TextArea")
            << QByteArray("import QtQuick.Controls 1.3; TextArea { }")
            << QByteArray("import QtQuick.Controls 2.0; TextArea { }");

    QTest::newRow("TextField")
            << QByteArray("import QtQuick.Controls 1.3; TextField { }")
            << QByteArray("import QtQuick.Controls 2.0; TextField { }");

    QTest::newRow("ToggleButton")
            << QByteArray()
            << QByteArray("import QtQuick.Controls 2.0; ToggleButton { }");

    QTest::newRow("ToolBar")
            << QByteArray("import QtQuick.Controls 1.3; ToolBar { }")
            << QByteArray("import QtQuick.Controls 2.0; ToolBar { }");

    QTest::newRow("ToolButton")
            << QByteArray("import QtQuick.Controls 1.3; ToolButton { }")
            << QByteArray("import QtQuick.Controls 2.0; ToolButton { }");
}

QTEST_MAIN(tst_Objects)

#include "tst_objects.moc"