C++ Registry::isValid方法代码示例

void InputStackingOrderTest::init()
{
    using namespace KWayland::Client;
    // setup connection
    m_connection = new ConnectionThread;
    QSignalSpy connectedSpy(m_connection, &ConnectionThread::connected);
    QVERIFY(connectedSpy.isValid());
    m_connection->setSocketName(s_socketName);

    m_thread = new QThread(this);
    m_connection->moveToThread(m_thread);
    m_thread->start();

    m_connection->initConnection();
    QVERIFY(connectedSpy.wait());

    m_queue = new EventQueue(this);
    QVERIFY(!m_queue->isValid());
    m_queue->setup(m_connection);
    QVERIFY(m_queue->isValid());

    Registry registry;
    registry.setEventQueue(m_queue);
    QSignalSpy compositorSpy(&registry, &Registry::compositorAnnounced);
    QSignalSpy shmSpy(&registry, &Registry::shmAnnounced);
    QSignalSpy shellSpy(&registry, &Registry::shellAnnounced);
    QSignalSpy seatSpy(&registry, &Registry::seatAnnounced);
    QSignalSpy allAnnounced(&registry, &Registry::interfacesAnnounced);
    QVERIFY(allAnnounced.isValid());
    QVERIFY(shmSpy.isValid());
    QVERIFY(shellSpy.isValid());
    QVERIFY(compositorSpy.isValid());
    QVERIFY(seatSpy.isValid());
    registry.create(m_connection->display());
    QVERIFY(registry.isValid());
    registry.setup();
    QVERIFY(allAnnounced.wait());
    QVERIFY(!compositorSpy.isEmpty());
    QVERIFY(!shmSpy.isEmpty());
    QVERIFY(!shellSpy.isEmpty());
    QVERIFY(!seatSpy.isEmpty());

    m_compositor = registry.createCompositor(compositorSpy.first().first().value<quint32>(), compositorSpy.first().last().value<quint32>(), this);
    QVERIFY(m_compositor->isValid());
    m_shm = registry.createShmPool(shmSpy.first().first().value<quint32>(), shmSpy.first().last().value<quint32>(), this);
    QVERIFY(m_shm->isValid());
    m_shell = registry.createShell(shellSpy.first().first().value<quint32>(), shellSpy.first().last().value<quint32>(), this);
    QVERIFY(m_shell->isValid());
    m_seat = registry.createSeat(seatSpy.first().first().value<quint32>(), seatSpy.first().last().value<quint32>(), this);
    QVERIFY(m_seat->isValid());
    QSignalSpy hasPointerSpy(m_seat, &Seat::hasPointerChanged);
    QVERIFY(hasPointerSpy.isValid());
    QVERIFY(hasPointerSpy.wait());

    screens()->setCurrent(0);
    Cursor::setPos(QPoint(640, 512));
}

void ScreenChangesTest::testScreenAddRemove()
{
    // this test verifies that when a new screen is added it gets synced to Wayland

    // first create a registry to get signals about Outputs announced/removed
    Registry registry;
    QSignalSpy allAnnounced(&registry, &Registry::interfacesAnnounced);
    QVERIFY(allAnnounced.isValid());
    QSignalSpy outputAnnouncedSpy(&registry, &Registry::outputAnnounced);
    QVERIFY(outputAnnouncedSpy.isValid());
    QSignalSpy outputRemovedSpy(&registry, &Registry::outputRemoved);
    QVERIFY(outputRemovedSpy.isValid());
    registry.create(Test::waylandConnection());
    QVERIFY(registry.isValid());
    registry.setup();
    QVERIFY(allAnnounced.wait());

    // should be one output
    QCOMPARE(screens()->count(), 1);
    QCOMPARE(outputAnnouncedSpy.count(), 1);
    const quint32 firstOutputId = outputAnnouncedSpy.first().first().value<quint32>();
    QVERIFY(firstOutputId != 0u);
    outputAnnouncedSpy.clear();

    // let's announce a new output
    QSignalSpy screensChangedSpy(screens(), &Screens::changed);
    QVERIFY(screensChangedSpy.isValid());
    const QVector<QRect> geometries{QRect(0, 0, 1280, 1024), QRect(1280, 0, 1280, 1024)};
    QMetaObject::invokeMethod(kwinApp()->platform(), "outputGeometriesChanged",
                              Qt::DirectConnection,
                              Q_ARG(QVector<QRect>, geometries));
    QVERIFY(screensChangedSpy.wait());
    QCOMPARE(screensChangedSpy.count(), 1);
    QCOMPARE(screens()->count(), 2);
    QCOMPARE(screens()->geometry(0), geometries.at(0));
    QCOMPARE(screens()->geometry(1), geometries.at(1));

    // this should result in it getting announced, two new outputs are added...
    QVERIFY(outputAnnouncedSpy.wait());
    if (outputAnnouncedSpy.count() < 2) {
        QVERIFY(outputAnnouncedSpy.wait());
    }
    QCOMPARE(outputAnnouncedSpy.count(), 2);
    // ... and afterward the previous output gets removed
    if (outputRemovedSpy.isEmpty()) {
        QVERIFY(outputRemovedSpy.wait());
    }
    QCOMPARE(outputRemovedSpy.count(), 1);
    QCOMPARE(outputRemovedSpy.first().first().value<quint32>(), firstOutputId);

    // let's wait a little bit to ensure we don't get more events
    QTest::qWait(100);
    QCOMPARE(outputAnnouncedSpy.count(), 2);
    QCOMPARE(outputRemovedSpy.count(), 1);

    // let's create the output objects to ensure they are correct
    QScopedPointer<Output> o1(registry.createOutput(outputAnnouncedSpy.first().first().value<quint32>(), outputAnnouncedSpy.first().last().value<quint32>()));
    QVERIFY(o1->isValid());
    QSignalSpy o1ChangedSpy(o1.data(), &Output::changed);
    QVERIFY(o1ChangedSpy.isValid());
    QVERIFY(o1ChangedSpy.wait());
    QCOMPARE(o1->geometry(), geometries.at(0));
    QScopedPointer<Output> o2(registry.createOutput(outputAnnouncedSpy.last().first().value<quint32>(), outputAnnouncedSpy.last().last().value<quint32>()));
    QVERIFY(o2->isValid());
    QSignalSpy o2ChangedSpy(o2.data(), &Output::changed);
    QVERIFY(o2ChangedSpy.isValid());
    QVERIFY(o2ChangedSpy.wait());
    QCOMPARE(o2->geometry(), geometries.at(1));

    // now let's try to remove one output again
    outputAnnouncedSpy.clear();
    outputRemovedSpy.clear();
    screensChangedSpy.clear();

    QSignalSpy o1RemovedSpy(o1.data(), &Output::removed);
    QVERIFY(o1RemovedSpy.isValid());
    QSignalSpy o2RemovedSpy(o2.data(), &Output::removed);
    QVERIFY(o2RemovedSpy.isValid());

    const QVector<QRect> geometries2{QRect(0, 0, 1280, 1024)};
    QMetaObject::invokeMethod(kwinApp()->platform(), "outputGeometriesChanged",
                              Qt::DirectConnection,
                              Q_ARG(QVector<QRect>, geometries2));
    QVERIFY(screensChangedSpy.wait());
    QCOMPARE(screensChangedSpy.count(), 1);
    QCOMPARE(screens()->count(), 1);
    QCOMPARE(screens()->geometry(0), geometries2.at(0));

    QVERIFY(outputAnnouncedSpy.wait());
    QCOMPARE(outputAnnouncedSpy.count(), 1);
    if (o1RemovedSpy.isEmpty()) {
        QVERIFY(o1RemovedSpy.wait());
    }
    if (o2RemovedSpy.isEmpty()) {
        QVERIFY(o2RemovedSpy.wait());
    }
    // now wait a bit to ensure we don't get more events
    QTest::qWait(100);
    QCOMPARE(outputAnnouncedSpy.count(), 1);
    QCOMPARE(o1RemovedSpy.count(), 1);
//.........这里部分代码省略.........