kwin/src/wayland/autotests/client/test_wayland_subsurface.cpp

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/********************************************************************
Copyright 2014 Martin Gräßlin <mgraesslin@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) version 3, or any
later version accepted by the membership of KDE e.V. (or its
successor approved by the membership of KDE e.V.), which shall
act as a proxy defined in Section 6 of version 3 of the license.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
// Qt
#include <QtTest/QtTest>
// KWin
#include "../../src/client/compositor.h"
#include "../../src/client/connection_thread.h"
#include "../../src/client/event_queue.h"
#include "../../src/client/registry.h"
#include "../../src/client/shm_pool.h"
#include "../../src/client/subcompositor.h"
#include "../../src/client/subsurface.h"
#include "../../src/client/surface.h"
#include "../../src/server/buffer_interface.h"
#include "../../src/server/display.h"
#include "../../src/server/compositor_interface.h"
#include "../../src/server/subcompositor_interface.h"
#include "../../src/server/surface_interface.h"
// Wayland
#include <wayland-client.h>
class TestSubSurface : public QObject
{
Q_OBJECT
public:
explicit TestSubSurface(QObject *parent = nullptr);
private Q_SLOTS:
void init();
void cleanup();
void testCreate();
void testMode();
void testPosition();
void testPlaceAbove();
void testPlaceBelow();
void testDestroy();
void testCast();
void testSyncMode();
void testDeSyncMode();
void testMainSurfaceFromTree();
void testRemoveSurface();
void testMappingOfSurfaceTree();
private:
KWayland::Server::Display *m_display;
KWayland::Server::CompositorInterface *m_compositorInterface;
KWayland::Server::SubCompositorInterface *m_subcompositorInterface;
KWayland::Client::ConnectionThread *m_connection;
KWayland::Client::Compositor *m_compositor;
KWayland::Client::ShmPool *m_shm;
KWayland::Client::SubCompositor *m_subCompositor;
KWayland::Client::EventQueue *m_queue;
QThread *m_thread;
};
static const QString s_socketName = QStringLiteral("kwayland-test-wayland-subsurface-0");
TestSubSurface::TestSubSurface(QObject *parent)
: QObject(parent)
, m_display(nullptr)
, m_compositorInterface(nullptr)
, m_subcompositorInterface(nullptr)
, m_connection(nullptr)
, m_compositor(nullptr)
, m_shm(nullptr)
, m_subCompositor(nullptr)
, m_queue(nullptr)
, m_thread(nullptr)
{
}
void TestSubSurface::init()
{
using namespace KWayland::Server;
delete m_display;
m_display = new Display(this);
m_display->setSocketName(s_socketName);
m_display->start();
QVERIFY(m_display->isRunning());
m_display->createShm();
// setup connection
m_connection = new KWayland::Client::ConnectionThread;
QSignalSpy connectedSpy(m_connection, SIGNAL(connected()));
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 KWayland::Client::EventQueue(this);
QVERIFY(!m_queue->isValid());
m_queue->setup(m_connection);
QVERIFY(m_queue->isValid());
KWayland::Client::Registry registry;
QSignalSpy compositorSpy(&registry, SIGNAL(compositorAnnounced(quint32,quint32)));
QVERIFY(compositorSpy.isValid());
QSignalSpy subCompositorSpy(&registry, SIGNAL(subCompositorAnnounced(quint32,quint32)));
QVERIFY(subCompositorSpy.isValid());
QVERIFY(!registry.eventQueue());
registry.setEventQueue(m_queue);
QCOMPARE(registry.eventQueue(), m_queue);
registry.create(m_connection->display());
QVERIFY(registry.isValid());
registry.setup();
m_compositorInterface = m_display->createCompositor(m_display);
m_compositorInterface->create();
QVERIFY(m_compositorInterface->isValid());
m_subcompositorInterface = m_display->createSubCompositor(m_display);
QVERIFY(m_subcompositorInterface);
m_subcompositorInterface->create();
QVERIFY(m_subcompositorInterface->isValid());
QVERIFY(subCompositorSpy.wait());
m_subCompositor = registry.createSubCompositor(subCompositorSpy.first().first().value<quint32>(), subCompositorSpy.first().last().value<quint32>(), this);
if (compositorSpy.isEmpty()) {
QVERIFY(compositorSpy.wait());
}
m_compositor = registry.createCompositor(compositorSpy.first().first().value<quint32>(), compositorSpy.first().last().value<quint32>(), this);
m_shm = registry.createShmPool(registry.interface(KWayland::Client::Registry::Interface::Shm).name, registry.interface(KWayland::Client::Registry::Interface::Shm).version, this);
QVERIFY(m_shm->isValid());
}
void TestSubSurface::cleanup()
{
if (m_shm) {
delete m_shm;
m_shm = nullptr;
}
if (m_subCompositor) {
delete m_subCompositor;
m_subCompositor = nullptr;
}
if (m_compositor) {
delete m_compositor;
m_compositor = nullptr;
}
if (m_queue) {
delete m_queue;
m_queue = nullptr;
}
if (m_thread) {
m_thread->quit();
m_thread->wait();
delete m_thread;
m_thread = nullptr;
}
delete m_connection;
m_connection = nullptr;
delete m_display;
m_display = nullptr;
}
void TestSubSurface::testCreate()
{
using namespace KWayland::Client;
using namespace KWayland::Server;
QSignalSpy surfaceCreatedSpy(m_compositorInterface, SIGNAL(surfaceCreated(KWayland::Server::SurfaceInterface*)));
QVERIFY(surfaceCreatedSpy.isValid());
// create two Surfaces
QScopedPointer<Surface> surface(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
SurfaceInterface *serverSurface = surfaceCreatedSpy.first().first().value<KWayland::Server::SurfaceInterface*>();
QVERIFY(serverSurface);
surfaceCreatedSpy.clear();
QScopedPointer<Surface> parent(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
SurfaceInterface *serverParentSurface = surfaceCreatedSpy.first().first().value<KWayland::Server::SurfaceInterface*>();
QVERIFY(serverParentSurface);
QSignalSpy subSurfaceCreatedSpy(m_subcompositorInterface, SIGNAL(subSurfaceCreated(KWayland::Server::SubSurfaceInterface*)));
QVERIFY(subSurfaceCreatedSpy.isValid());
// create subSurface for surface of parent
QScopedPointer<SubSurface> subSurface(m_subCompositor->createSubSurface(QPointer<Surface>(surface.data()), QPointer<Surface>(parent.data())));
QVERIFY(subSurfaceCreatedSpy.wait());
SubSurfaceInterface *serverSubSurface = subSurfaceCreatedSpy.first().first().value<KWayland::Server::SubSurfaceInterface*>();
QVERIFY(serverSubSurface);
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QVERIFY(serverSubSurface->parentSurface());
QCOMPARE(serverSubSurface->parentSurface().data(), serverParentSurface);
QCOMPARE(serverSubSurface->surface().data(), serverSurface);
QCOMPARE(serverSurface->subSurface().data(), serverSubSurface);
QCOMPARE(serverSubSurface->mainSurface().data(), serverParentSurface);
// children are only added after committing the surface
QEXPECT_FAIL("", "Incorrect adding of child windows to workaround QtWayland behavior", Continue);
QCOMPARE(serverParentSurface->childSubSurfaces().count(), 0);
// so let's commit the surface, to apply the stacking change
parent->commit(Surface::CommitFlag::None);
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverParentSurface->childSubSurfaces().count(), 1);
QCOMPARE(serverParentSurface->childSubSurfaces().first().data(), serverSubSurface);
// and let's destroy it again
QSignalSpy destroyedSpy(serverSubSurface, SIGNAL(destroyed(QObject*)));
QVERIFY(destroyedSpy.isValid());
subSurface.reset();
QVERIFY(destroyedSpy.wait());
QCOMPARE(serverSurface->subSurface(), QPointer<SubSurfaceInterface>());
// only applied after next commit
QEXPECT_FAIL("", "Incorrect removing of child windows to workaround QtWayland behavior", Continue);
QCOMPARE(serverParentSurface->childSubSurfaces().count(), 1);
// but the surface should be invalid
if (!serverParentSurface->childSubSurfaces().isEmpty()) {
QVERIFY(serverParentSurface->childSubSurfaces().first().isNull());
}
// committing the state should solve it
parent->commit(Surface::CommitFlag::None);
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverParentSurface->childSubSurfaces().count(), 0);
}
void TestSubSurface::testMode()
{
using namespace KWayland::Client;
using namespace KWayland::Server;
// create two Surface
QScopedPointer<Surface> surface(m_compositor->createSurface());
QScopedPointer<Surface> parent(m_compositor->createSurface());
QSignalSpy subSurfaceCreatedSpy(m_subcompositorInterface, SIGNAL(subSurfaceCreated(KWayland::Server::SubSurfaceInterface*)));
QVERIFY(subSurfaceCreatedSpy.isValid());
// create the SubSurface for surface of parent
QScopedPointer<SubSurface> subSurface(m_subCompositor->createSubSurface(QPointer<Surface>(surface.data()), QPointer<Surface>(parent.data())));
QVERIFY(subSurfaceCreatedSpy.wait());
SubSurfaceInterface *serverSubSurface = subSurfaceCreatedSpy.first().first().value<KWayland::Server::SubSurfaceInterface*>();
QVERIFY(serverSubSurface);
// both client and server subsurface should be in synchronized mode
QCOMPARE(subSurface->mode(), SubSurface::Mode::Synchronized);
QCOMPARE(serverSubSurface->mode(), SubSurfaceInterface::Mode::Synchronized);
// verify that we can change to desynchronized
QSignalSpy modeChangedSpy(serverSubSurface, SIGNAL(modeChanged(KWayland::Server::SubSurfaceInterface::Mode)));
QVERIFY(modeChangedSpy.isValid());
subSurface->setMode(SubSurface::Mode::Desynchronized);
QCOMPARE(subSurface->mode(), SubSurface::Mode::Desynchronized);
QVERIFY(modeChangedSpy.wait());
QCOMPARE(modeChangedSpy.first().first().value<KWayland::Server::SubSurfaceInterface::Mode>(), SubSurfaceInterface::Mode::Desynchronized);
QCOMPARE(serverSubSurface->mode(), SubSurfaceInterface::Mode::Desynchronized);
// setting the same again won't change
subSurface->setMode(SubSurface::Mode::Desynchronized);
QCOMPARE(subSurface->mode(), SubSurface::Mode::Desynchronized);
// not testing the signal, we do that after changing to synchronized
// and change back to synchronized
subSurface->setMode(SubSurface::Mode::Synchronized);
QCOMPARE(subSurface->mode(), SubSurface::Mode::Synchronized);
QVERIFY(modeChangedSpy.wait());
QCOMPARE(modeChangedSpy.count(), 2);
QCOMPARE(modeChangedSpy.first().first().value<KWayland::Server::SubSurfaceInterface::Mode>(), SubSurfaceInterface::Mode::Desynchronized);
QCOMPARE(modeChangedSpy.last().first().value<KWayland::Server::SubSurfaceInterface::Mode>(), SubSurfaceInterface::Mode::Synchronized);
QCOMPARE(serverSubSurface->mode(), SubSurfaceInterface::Mode::Synchronized);
}
void TestSubSurface::testPosition()
{
using namespace KWayland::Client;
using namespace KWayland::Server;
// create two Surface
QScopedPointer<Surface> surface(m_compositor->createSurface());
QScopedPointer<Surface> parent(m_compositor->createSurface());
QSignalSpy subSurfaceCreatedSpy(m_subcompositorInterface, SIGNAL(subSurfaceCreated(KWayland::Server::SubSurfaceInterface*)));
QVERIFY(subSurfaceCreatedSpy.isValid());
// create the SubSurface for surface of parent
QScopedPointer<SubSurface> subSurface(m_subCompositor->createSubSurface(QPointer<Surface>(surface.data()), QPointer<Surface>(parent.data())));
QVERIFY(subSurfaceCreatedSpy.wait());
SubSurfaceInterface *serverSubSurface = subSurfaceCreatedSpy.first().first().value<KWayland::Server::SubSurfaceInterface*>();
QVERIFY(serverSubSurface);
// create a signalspy
QSignalSpy subsurfaceTreeChanged(serverSubSurface->parentSurface().data(), &SurfaceInterface::subSurfaceTreeChanged);
QVERIFY(subsurfaceTreeChanged.isValid());
// both client and server should have a default position
QCOMPARE(subSurface->position(), QPoint());
QCOMPARE(serverSubSurface->position(), QPoint());
QSignalSpy positionChangedSpy(serverSubSurface, SIGNAL(positionChanged(QPoint)));
QVERIFY(positionChangedSpy.isValid());
// changing the position should not trigger a direct update on server side
subSurface->setPosition(QPoint(10, 20));
QCOMPARE(subSurface->position(), QPoint(10, 20));
// ensure it's processed on server side
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverSubSurface->position(), QPoint());
// changing once more
subSurface->setPosition(QPoint(20, 30));
QCOMPARE(subSurface->position(), QPoint(20, 30));
// ensure it's processed on server side
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverSubSurface->position(), QPoint());
// committing the parent surface should update the position
parent->commit(Surface::CommitFlag::None);
QCOMPARE(subsurfaceTreeChanged.count(), 0);
QVERIFY(positionChangedSpy.wait());
QCOMPARE(positionChangedSpy.count(), 1);
QCOMPARE(positionChangedSpy.first().first().toPoint(), QPoint(20, 30));
QCOMPARE(serverSubSurface->position(), QPoint(20, 30));
QCOMPARE(subsurfaceTreeChanged.count(), 1);
}
void TestSubSurface::testPlaceAbove()
{
using namespace KWayland::Client;
using namespace KWayland::Server;
// create needed Surfaces (one parent, three client
QScopedPointer<Surface> surface1(m_compositor->createSurface());
QScopedPointer<Surface> surface2(m_compositor->createSurface());
QScopedPointer<Surface> surface3(m_compositor->createSurface());
QScopedPointer<Surface> parent(m_compositor->createSurface());
QSignalSpy subSurfaceCreatedSpy(m_subcompositorInterface, SIGNAL(subSurfaceCreated(KWayland::Server::SubSurfaceInterface*)));
QVERIFY(subSurfaceCreatedSpy.isValid());
// create the SubSurfaces for surface of parent
QScopedPointer<SubSurface> subSurface1(m_subCompositor->createSubSurface(QPointer<Surface>(surface1.data()), QPointer<Surface>(parent.data())));
QVERIFY(subSurfaceCreatedSpy.wait());
SubSurfaceInterface *serverSubSurface1 = subSurfaceCreatedSpy.first().first().value<KWayland::Server::SubSurfaceInterface*>();
QVERIFY(serverSubSurface1);
subSurfaceCreatedSpy.clear();
QScopedPointer<SubSurface> subSurface2(m_subCompositor->createSubSurface(QPointer<Surface>(surface2.data()), QPointer<Surface>(parent.data())));
QVERIFY(subSurfaceCreatedSpy.wait());
SubSurfaceInterface *serverSubSurface2 = subSurfaceCreatedSpy.first().first().value<KWayland::Server::SubSurfaceInterface*>();
QVERIFY(serverSubSurface2);
subSurfaceCreatedSpy.clear();
QScopedPointer<SubSurface> subSurface3(m_subCompositor->createSubSurface(QPointer<Surface>(surface3.data()), QPointer<Surface>(parent.data())));
QVERIFY(subSurfaceCreatedSpy.wait());
SubSurfaceInterface *serverSubSurface3 = subSurfaceCreatedSpy.first().first().value<KWayland::Server::SubSurfaceInterface*>();
QVERIFY(serverSubSurface3);
subSurfaceCreatedSpy.clear();
// so far the stacking order should still be empty
QEXPECT_FAIL("", "Incorrect adding of child windows to workaround QtWayland behavior", Continue);
QVERIFY(serverSubSurface1->parentSurface()->childSubSurfaces().isEmpty());
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// committing the parent should create the stacking order
parent->commit(Surface::CommitFlag::None);
// ensure it's processed on server side
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().count(), 3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(0).data(), serverSubSurface1);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(1).data(), serverSubSurface2);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(2).data(), serverSubSurface3);
// raising subsurface1 should place it to top of stack
subSurface1->raise();
// ensure it's processed on server side
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
// but as long as parent is not committed it shouldn't change on server side
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(0).data(), serverSubSurface1);
// after commit it's changed
parent->commit(Surface::CommitFlag::None);
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().count(), 3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(0).data(), serverSubSurface2);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(1).data(), serverSubSurface3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(2).data(), serverSubSurface1);
// try placing 3 above 1, should result in 2, 1, 3
subSurface3->placeAbove(QPointer<SubSurface>(subSurface1.data()));
parent->commit(Surface::CommitFlag::None);
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().count(), 3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(0).data(), serverSubSurface2);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(1).data(), serverSubSurface1);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(2).data(), serverSubSurface3);
// try placing 3 above 2, should result in 2, 3, 1
subSurface3->placeAbove(QPointer<SubSurface>(subSurface2.data()));
parent->commit(Surface::CommitFlag::None);
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().count(), 3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(0).data(), serverSubSurface2);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(1).data(), serverSubSurface3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(2).data(), serverSubSurface1);
// try placing 1 above 3 - shouldn't change
subSurface1->placeAbove(QPointer<SubSurface>(subSurface3.data()));
parent->commit(Surface::CommitFlag::None);
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().count(), 3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(0).data(), serverSubSurface2);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(1).data(), serverSubSurface3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(2).data(), serverSubSurface1);
// and 2 above 3 - > 3, 2, 1
subSurface2->placeAbove(QPointer<SubSurface>(subSurface3.data()));
parent->commit(Surface::CommitFlag::None);
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().count(), 3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(0).data(), serverSubSurface3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(1).data(), serverSubSurface2);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(2).data(), serverSubSurface1);
}
void TestSubSurface::testPlaceBelow()
{
using namespace KWayland::Client;
using namespace KWayland::Server;
// create needed Surfaces (one parent, three client
QScopedPointer<Surface> surface1(m_compositor->createSurface());
QScopedPointer<Surface> surface2(m_compositor->createSurface());
QScopedPointer<Surface> surface3(m_compositor->createSurface());
QScopedPointer<Surface> parent(m_compositor->createSurface());
QSignalSpy subSurfaceCreatedSpy(m_subcompositorInterface, SIGNAL(subSurfaceCreated(KWayland::Server::SubSurfaceInterface*)));
QVERIFY(subSurfaceCreatedSpy.isValid());
// create the SubSurfaces for surface of parent
QScopedPointer<SubSurface> subSurface1(m_subCompositor->createSubSurface(QPointer<Surface>(surface1.data()), QPointer<Surface>(parent.data())));
QVERIFY(subSurfaceCreatedSpy.wait());
SubSurfaceInterface *serverSubSurface1 = subSurfaceCreatedSpy.first().first().value<KWayland::Server::SubSurfaceInterface*>();
QVERIFY(serverSubSurface1);
subSurfaceCreatedSpy.clear();
QScopedPointer<SubSurface> subSurface2(m_subCompositor->createSubSurface(QPointer<Surface>(surface2.data()), QPointer<Surface>(parent.data())));
QVERIFY(subSurfaceCreatedSpy.wait());
SubSurfaceInterface *serverSubSurface2 = subSurfaceCreatedSpy.first().first().value<KWayland::Server::SubSurfaceInterface*>();
QVERIFY(serverSubSurface2);
subSurfaceCreatedSpy.clear();
QScopedPointer<SubSurface> subSurface3(m_subCompositor->createSubSurface(QPointer<Surface>(surface3.data()), QPointer<Surface>(parent.data())));
QVERIFY(subSurfaceCreatedSpy.wait());
SubSurfaceInterface *serverSubSurface3 = subSurfaceCreatedSpy.first().first().value<KWayland::Server::SubSurfaceInterface*>();
QVERIFY(serverSubSurface3);
subSurfaceCreatedSpy.clear();
// so far the stacking order should still be empty
QEXPECT_FAIL("", "Incorrect adding of child windows to workaround QtWayland behavior", Continue);
QVERIFY(serverSubSurface1->parentSurface()->childSubSurfaces().isEmpty());
2014-12-12 07:36:07 +00:00
// committing the parent should create the stacking order
parent->commit(Surface::CommitFlag::None);
// ensure it's processed on server side
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().count(), 3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(0).data(), serverSubSurface1);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(1).data(), serverSubSurface2);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(2).data(), serverSubSurface3);
// lowering subsurface3 should place it to the bottom of stack
subSurface3->lower();
// ensure it's processed on server side
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
// but as long as parent is not committed it shouldn't change on server side
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(0).data(), serverSubSurface1);
// after commit it's changed
parent->commit(Surface::CommitFlag::None);
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().count(), 3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(0).data(), serverSubSurface3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(1).data(), serverSubSurface1);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(2).data(), serverSubSurface2);
// place 1 below 3 -> 1, 3, 2
subSurface1->placeBelow(QPointer<SubSurface>(subSurface3.data()));
parent->commit(Surface::CommitFlag::None);
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().count(), 3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(0).data(), serverSubSurface1);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(1).data(), serverSubSurface3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(2).data(), serverSubSurface2);
// 2 below 3 -> 1, 2, 3
subSurface2->placeBelow(QPointer<SubSurface>(subSurface3.data()));
parent->commit(Surface::CommitFlag::None);
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().count(), 3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(0).data(), serverSubSurface1);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(1).data(), serverSubSurface2);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(2).data(), serverSubSurface3);
// 1 below 2 -> shouldn't change
subSurface1->placeBelow(QPointer<SubSurface>(subSurface2.data()));
parent->commit(Surface::CommitFlag::None);
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().count(), 3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(0).data(), serverSubSurface1);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(1).data(), serverSubSurface2);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(2).data(), serverSubSurface3);
// and 3 below 1 -> 3, 1, 2
subSurface3->placeBelow(QPointer<SubSurface>(subSurface1.data()));
parent->commit(Surface::CommitFlag::None);
wl_display_flush(m_connection->display());
QCoreApplication::processEvents();
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().count(), 3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(0).data(), serverSubSurface3);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(1).data(), serverSubSurface1);
QCOMPARE(serverSubSurface1->parentSurface()->childSubSurfaces().at(2).data(), serverSubSurface2);
}
void TestSubSurface::testDestroy()
{
using namespace KWayland::Client;
// create two Surfaces
QScopedPointer<Surface> surface(m_compositor->createSurface());
QScopedPointer<Surface> parent(m_compositor->createSurface());
// create subSurface for surface of parent
QScopedPointer<SubSurface> subSurface(m_subCompositor->createSubSurface(QPointer<Surface>(surface.data()), QPointer<Surface>(parent.data())));
connect(m_connection, &ConnectionThread::connectionDied, m_compositor, &Compositor::destroy);
connect(m_connection, &ConnectionThread::connectionDied, m_subCompositor, &SubCompositor::destroy);
connect(m_connection, &ConnectionThread::connectionDied, m_shm, &ShmPool::destroy);
connect(m_connection, &ConnectionThread::connectionDied, m_queue, &EventQueue::destroy);
connect(m_connection, &ConnectionThread::connectionDied, surface.data(), &Surface::destroy);
connect(m_connection, &ConnectionThread::connectionDied, parent.data(), &Surface::destroy);
connect(m_connection, &ConnectionThread::connectionDied, subSurface.data(), &SubSurface::destroy);
QVERIFY(subSurface->isValid());
QSignalSpy connectionDiedSpy(m_connection, SIGNAL(connectionDied()));
QVERIFY(connectionDiedSpy.isValid());
delete m_display;
m_display = nullptr;
QVERIFY(connectionDiedSpy.wait());
// now the pool should be destroyed;
QVERIFY(!subSurface->isValid());
// calling destroy again should not fail
subSurface->destroy();
}
void TestSubSurface::testCast()
{
using namespace KWayland::Client;
// create two Surfaces
QScopedPointer<Surface> surface(m_compositor->createSurface());
QScopedPointer<Surface> parent(m_compositor->createSurface());
// create subSurface for surface of parent
QScopedPointer<SubSurface> subSurface(m_subCompositor->createSubSurface(QPointer<Surface>(surface.data()), QPointer<Surface>(parent.data())));
QCOMPARE(SubSurface::get(*(subSurface.data())), QPointer<SubSurface>(subSurface.data()));
}
void TestSubSurface::testSyncMode()
{
// this test verifies that state is only applied when the parent surface commits its pending state
using namespace KWayland::Client;
using namespace KWayland::Server;
QSignalSpy surfaceCreatedSpy(m_compositorInterface, &CompositorInterface::surfaceCreated);
QVERIFY(surfaceCreatedSpy.isValid());
QScopedPointer<Surface> surface(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
auto childSurface = surfaceCreatedSpy.first().first().value<SurfaceInterface*>();
QVERIFY(childSurface);
QScopedPointer<Surface> parent(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
auto parentSurface = surfaceCreatedSpy.last().first().value<SurfaceInterface*>();
QVERIFY(parentSurface);
QSignalSpy subSurfaceTreeChangedSpy(parentSurface, &SurfaceInterface::subSurfaceTreeChanged);
QVERIFY(subSurfaceTreeChangedSpy.isValid());
// create subSurface for surface of parent
QScopedPointer<SubSurface> subSurface(m_subCompositor->createSubSurface(QPointer<Surface>(surface.data()), QPointer<Surface>(parent.data())));
QVERIFY(subSurfaceTreeChangedSpy.wait());
QCOMPARE(subSurfaceTreeChangedSpy.count(), 1);
// let's damage the child surface
QSignalSpy childDamagedSpy(childSurface, &SurfaceInterface::damaged);
QVERIFY(childDamagedSpy.isValid());
QImage image(QSize(200, 200), QImage::Format_ARGB32);
image.fill(Qt::black);
surface->attachBuffer(m_shm->createBuffer(image));
surface->damage(QRect(0, 0, 200, 200));
surface->commit();
// state should be applied when the parent surface's state gets applied
QVERIFY(!childDamagedSpy.wait(100));
QVERIFY(!childSurface->buffer());
QVERIFY(!childSurface->isMapped());
QVERIFY(!parentSurface->isMapped());
QImage image2(QSize(400, 400), QImage::Format_ARGB32);
image2.fill(Qt::red);
parent->attachBuffer(m_shm->createBuffer(image2));
parent->damage(QRect(0, 0, 400, 400));
parent->commit();
QVERIFY(childDamagedSpy.wait());
QCOMPARE(childDamagedSpy.count(), 1);
QCOMPARE(subSurfaceTreeChangedSpy.count(), 2);
QCOMPARE(childSurface->buffer()->data(), image);
QCOMPARE(parentSurface->buffer()->data(), image2);
QVERIFY(childSurface->isMapped());
QVERIFY(parentSurface->isMapped());
// sending frame rendered to parent should also send it to child
QSignalSpy frameRenderedSpy(surface.data(), &Surface::frameRendered);
QVERIFY(frameRenderedSpy.isValid());
parentSurface->frameRendered(100);
QVERIFY(frameRenderedSpy.wait());
}
void TestSubSurface::testDeSyncMode()
{
// this test verifies that state gets applied immediately in desync mode
using namespace KWayland::Client;
using namespace KWayland::Server;
QSignalSpy surfaceCreatedSpy(m_compositorInterface, &CompositorInterface::surfaceCreated);
QVERIFY(surfaceCreatedSpy.isValid());
QScopedPointer<Surface> surface(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
auto childSurface = surfaceCreatedSpy.first().first().value<SurfaceInterface*>();
QVERIFY(childSurface);
QScopedPointer<Surface> parent(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
auto parentSurface = surfaceCreatedSpy.last().first().value<SurfaceInterface*>();
QVERIFY(parentSurface);
QSignalSpy subSurfaceTreeChangedSpy(parentSurface, &SurfaceInterface::subSurfaceTreeChanged);
QVERIFY(subSurfaceTreeChangedSpy.isValid());
// create subSurface for surface of parent
QScopedPointer<SubSurface> subSurface(m_subCompositor->createSubSurface(QPointer<Surface>(surface.data()), QPointer<Surface>(parent.data())));
QVERIFY(subSurfaceTreeChangedSpy.wait());
QCOMPARE(subSurfaceTreeChangedSpy.count(), 1);
// let's damage the child surface
QSignalSpy childDamagedSpy(childSurface, &SurfaceInterface::damaged);
QVERIFY(childDamagedSpy.isValid());
QImage image(QSize(200, 200), QImage::Format_ARGB32);
image.fill(Qt::black);
surface->attachBuffer(m_shm->createBuffer(image));
surface->damage(QRect(0, 0, 200, 200));
surface->commit(Surface::CommitFlag::None);
// state should be applied when the parent surface's state gets applied or when the subsurface switches to desync
QVERIFY(!childDamagedSpy.wait(100));
QVERIFY(!childSurface->isMapped());
QVERIFY(!parentSurface->isMapped());
// setting to desync should apply the state directly
subSurface->setMode(SubSurface::Mode::Desynchronized);
QVERIFY(childDamagedSpy.wait());
QCOMPARE(subSurfaceTreeChangedSpy.count(), 2);
QCOMPARE(childSurface->buffer()->data(), image);
QVERIFY(!childSurface->isMapped());
QVERIFY(!parentSurface->isMapped());
// and damaging again, should directly be applied
image.fill(Qt::red);
surface->attachBuffer(m_shm->createBuffer(image));
surface->damage(QRect(0, 0, 200, 200));
surface->commit(Surface::CommitFlag::None);
QVERIFY(childDamagedSpy.wait());
QCOMPARE(subSurfaceTreeChangedSpy.count(), 3);
QCOMPARE(childSurface->buffer()->data(), image);
}
void TestSubSurface::testMainSurfaceFromTree()
{
// this test verifies that in a tree of surfaces every surface has the same main surface
using namespace KWayland::Client;
using namespace KWayland::Server;
QSignalSpy surfaceCreatedSpy(m_compositorInterface, &CompositorInterface::surfaceCreated);
QVERIFY(surfaceCreatedSpy.isValid());
QScopedPointer<Surface> parentSurface(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
auto parentServerSurface = surfaceCreatedSpy.last().first().value<SurfaceInterface*>();
QVERIFY(parentServerSurface);
QScopedPointer<Surface> childLevel1Surface(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
auto childLevel1ServerSurface = surfaceCreatedSpy.last().first().value<SurfaceInterface*>();
QVERIFY(childLevel1ServerSurface);
QScopedPointer<Surface> childLevel2Surface(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
auto childLevel2ServerSurface = surfaceCreatedSpy.last().first().value<SurfaceInterface*>();
QVERIFY(childLevel2ServerSurface);
QScopedPointer<Surface> childLevel3Surface(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
auto childLevel3ServerSurface = surfaceCreatedSpy.last().first().value<SurfaceInterface*>();
QVERIFY(childLevel3ServerSurface);
QSignalSpy subSurfaceTreeChangedSpy(parentServerSurface, &SurfaceInterface::subSurfaceTreeChanged);
QVERIFY(subSurfaceTreeChangedSpy.isValid());
m_subCompositor->createSubSurface(childLevel1Surface.data(), parentSurface.data());
m_subCompositor->createSubSurface(childLevel2Surface.data(), childLevel1Surface.data());
m_subCompositor->createSubSurface(childLevel3Surface.data(), childLevel2Surface.data());
parentSurface->commit(Surface::CommitFlag::None);
QVERIFY(subSurfaceTreeChangedSpy.wait());
QCOMPARE(parentServerSurface->childSubSurfaces().count(), 1);
auto child = parentServerSurface->childSubSurfaces().first();
QCOMPARE(child->parentSurface().data(), parentServerSurface);
QCOMPARE(child->mainSurface().data(), parentServerSurface);
QCOMPARE(child->surface()->childSubSurfaces().count(), 1);
auto child2 = child->surface()->childSubSurfaces().first();
QCOMPARE(child2->parentSurface().data(), child->surface().data());
QCOMPARE(child2->mainSurface().data(), parentServerSurface);
QCOMPARE(child2->surface()->childSubSurfaces().count(), 1);
auto child3 = child2->surface()->childSubSurfaces().first();
QCOMPARE(child3->parentSurface().data(), child2->surface().data());
QCOMPARE(child3->mainSurface().data(), parentServerSurface);
QCOMPARE(child3->surface()->childSubSurfaces().count(), 0);
}
void TestSubSurface::testRemoveSurface()
{
// this test verifies that removing the surface also removes the sub-surface from the parent
using namespace KWayland::Client;
using namespace KWayland::Server;
QSignalSpy surfaceCreatedSpy(m_compositorInterface, &CompositorInterface::surfaceCreated);
QVERIFY(surfaceCreatedSpy.isValid());
QScopedPointer<Surface> parentSurface(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
auto parentServerSurface = surfaceCreatedSpy.last().first().value<SurfaceInterface*>();
QVERIFY(parentServerSurface);
QScopedPointer<Surface> childSurface(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
auto childServerSurface = surfaceCreatedSpy.last().first().value<SurfaceInterface*>();
QVERIFY(childServerSurface);
QSignalSpy subSurfaceTreeChangedSpy(parentServerSurface, &SurfaceInterface::subSurfaceTreeChanged);
QVERIFY(subSurfaceTreeChangedSpy.isValid());
m_subCompositor->createSubSurface(childSurface.data(), parentSurface.data());
parentSurface->commit(Surface::CommitFlag::None);
QVERIFY(subSurfaceTreeChangedSpy.wait());
QCOMPARE(parentServerSurface->childSubSurfaces().count(), 1);
// destroy surface, takes place immediately
childSurface.reset();
QVERIFY(subSurfaceTreeChangedSpy.wait());
QCOMPARE(parentServerSurface->childSubSurfaces().count(), 0);
}
void TestSubSurface::testMappingOfSurfaceTree()
{
// this test verifies mapping and unmapping of a sub-surface tree
using namespace KWayland::Client;
using namespace KWayland::Server;
QSignalSpy surfaceCreatedSpy(m_compositorInterface, &CompositorInterface::surfaceCreated);
QVERIFY(surfaceCreatedSpy.isValid());
QScopedPointer<Surface> parentSurface(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
auto parentServerSurface = surfaceCreatedSpy.last().first().value<SurfaceInterface*>();
QVERIFY(parentServerSurface);
QScopedPointer<Surface> childLevel1Surface(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
auto childLevel1ServerSurface = surfaceCreatedSpy.last().first().value<SurfaceInterface*>();
QVERIFY(childLevel1ServerSurface);
QScopedPointer<Surface> childLevel2Surface(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
auto childLevel2ServerSurface = surfaceCreatedSpy.last().first().value<SurfaceInterface*>();
QVERIFY(childLevel2ServerSurface);
QScopedPointer<Surface> childLevel3Surface(m_compositor->createSurface());
QVERIFY(surfaceCreatedSpy.wait());
auto childLevel3ServerSurface = surfaceCreatedSpy.last().first().value<SurfaceInterface*>();
QVERIFY(childLevel3ServerSurface);
QSignalSpy subSurfaceTreeChangedSpy(parentServerSurface, &SurfaceInterface::subSurfaceTreeChanged);
QVERIFY(subSurfaceTreeChangedSpy.isValid());
auto subSurfaceLevel1 = m_subCompositor->createSubSurface(childLevel1Surface.data(), parentSurface.data());
auto subSurfaceLevel2 = m_subCompositor->createSubSurface(childLevel2Surface.data(), childLevel1Surface.data());
auto subSurfaceLevel3 = m_subCompositor->createSubSurface(childLevel3Surface.data(), childLevel2Surface.data());
parentSurface->commit(Surface::CommitFlag::None);
QVERIFY(subSurfaceTreeChangedSpy.wait());
QCOMPARE(parentServerSurface->childSubSurfaces().count(), 1);
auto child = parentServerSurface->childSubSurfaces().first();
QCOMPARE(child->surface()->childSubSurfaces().count(), 1);
auto child2 = child->surface()->childSubSurfaces().first();
QCOMPARE(child2->surface()->childSubSurfaces().count(), 1);
auto child3 = child2->surface()->childSubSurfaces().first();
QCOMPARE(child3->parentSurface().data(), child2->surface().data());
QCOMPARE(child3->mainSurface().data(), parentServerSurface);
QCOMPARE(child3->surface()->childSubSurfaces().count(), 0);
// so far no surface is mapped
QVERIFY(!parentServerSurface->isMapped());
QVERIFY(!child->surface()->isMapped());
QVERIFY(!child2->surface()->isMapped());
QVERIFY(!child3->surface()->isMapped());
// first set all subsurfaces to desync, to simplify
subSurfaceLevel1->setMode(SubSurface::Mode::Desynchronized);
subSurfaceLevel2->setMode(SubSurface::Mode::Desynchronized);
subSurfaceLevel3->setMode(SubSurface::Mode::Desynchronized);
// first map the child, should not map it
QSignalSpy child3DamageSpy(child3->surface().data(), &SurfaceInterface::damaged);
QVERIFY(child3DamageSpy.isValid());
QImage image(QSize(200, 200), QImage::Format_ARGB32);
image.fill(Qt::black);
childLevel3Surface->attachBuffer(m_shm->createBuffer(image));
childLevel3Surface->damage(QRect(0, 0, 200, 200));
childLevel3Surface->commit(Surface::CommitFlag::None);
QVERIFY(child3DamageSpy.wait());
QVERIFY(child3->surface()->buffer());
QVERIFY(!child3->surface()->isMapped());
// let's map the top level
QSignalSpy parentSpy(parentServerSurface, &SurfaceInterface::damaged);
QVERIFY(parentSpy.isValid());
parentSurface->attachBuffer(m_shm->createBuffer(image));
parentSurface->damage(QRect(0, 0, 200, 200));
parentSurface->commit(Surface::CommitFlag::None);
QVERIFY(parentSpy.wait());
QVERIFY(parentServerSurface->isMapped());
// children should not yet be mapped
QVERIFY(!child->surface()->isMapped());
QVERIFY(!child2->surface()->isMapped());
QVERIFY(!child3->surface()->isMapped());
// next level
QSignalSpy child2DamageSpy(child2->surface().data(), &SurfaceInterface::damaged);
QVERIFY(child2DamageSpy.isValid());
childLevel2Surface->attachBuffer(m_shm->createBuffer(image));
childLevel2Surface->damage(QRect(0, 0, 200, 200));
childLevel2Surface->commit(Surface::CommitFlag::None);
QVERIFY(child2DamageSpy.wait());
QVERIFY(parentServerSurface->isMapped());
// children should not yet be mapped
QVERIFY(!child->surface()->isMapped());
QVERIFY(!child2->surface()->isMapped());
QVERIFY(!child3->surface()->isMapped());
// last but not least the first child level, which should map all our subsurfaces
QSignalSpy child1DamageSpy(child->surface().data(), &SurfaceInterface::damaged);
QVERIFY(child1DamageSpy.isValid());
childLevel1Surface->attachBuffer(m_shm->createBuffer(image));
childLevel1Surface->damage(QRect(0, 0, 200, 200));
childLevel1Surface->commit(Surface::CommitFlag::None);
QVERIFY(child1DamageSpy.wait());
// everything is mapped
QVERIFY(parentServerSurface->isMapped());
QVERIFY(child->surface()->isMapped());
QVERIFY(child2->surface()->isMapped());
QVERIFY(child3->surface()->isMapped());
// unmapping a parent should unmap the complete tree
QSignalSpy unmappedSpy(child->surface().data(), &SurfaceInterface::unmapped);
QVERIFY(unmappedSpy.isValid());
childLevel1Surface->attachBuffer(Buffer::Ptr());
childLevel1Surface->damage(QRect(0, 0, 200, 200));
childLevel1Surface->commit(Surface::CommitFlag::None);
QVERIFY(unmappedSpy.wait());
QVERIFY(parentServerSurface->isMapped());
QVERIFY(!child->surface()->isMapped());
QVERIFY(!child2->surface()->isMapped());
QVERIFY(!child3->surface()->isMapped());
}
QTEST_GUILESS_MAIN(TestSubSurface)
#include "test_wayland_subsurface.moc"