Add unit test for Client::Compositor::destroy

src/wayland/autotests/client/CMakeLists.txt

@@ -89,3 +89,14 @@ add_executable(testShmPool ${testShmPool_SRCS})
 target_link_libraries( testShmPool Qt5::Test Qt5::Gui KF5::WaylandClient KF5::WaylandServer)
 add_test(kwayland-testShmPool testShmPool)
 ecm_mark_as_test(testShmPool)
+
+########################################################
+# Test Compositor
+########################################################
+set( testCompositor_SRCS
+        test_compositor.cpp
+    )
+add_executable(testCompositor ${testCompositor_SRCS})
+target_link_libraries( testCompositor Qt5::Test Qt5::Gui KF5::WaylandClient KF5::WaylandServer)
+add_test(kwayland-testCompositor testCompositor)
+ecm_mark_as_test(testCompositor)

src/wayland/autotests/client/test_compositor.cpp

@@ -0,0 +1,140 @@
+/********************************************************************
+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/surface.h"
+#include "../../src/client/registry.h"
+#include "../../src/client/shm_pool.h"
+#include "../../src/server/buffer_interface.h"
+#include "../../src/server/compositor_interface.h"
+#include "../../src/server/display.h"
+#include "../../src/server/surface_interface.h"
+
+class TestCompositor : public QObject
+{
+    Q_OBJECT
+public:
+    explicit TestCompositor(QObject *parent = nullptr);
+private Q_SLOTS:
+    void init();
+    void cleanup();
+
+    void testDestroy();
+
+private:
+    KWayland::Server::Display *m_display;
+    KWayland::Server::CompositorInterface *m_compositorInterface;
+    KWayland::Client::ConnectionThread *m_connection;
+    KWayland::Client::Compositor *m_compositor;
+    QThread *m_thread;
+};
+
+static const QString s_socketName = QStringLiteral("kwayland-test-wayland-compositor-0");
+
+TestCompositor::TestCompositor(QObject *parent)
+    : QObject(parent)
+    , m_display(nullptr)
+    , m_compositorInterface(nullptr)
+    , m_connection(nullptr)
+    , m_compositor(nullptr)
+    , m_thread(nullptr)
+{
+}
+
+void TestCompositor::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());
+
+    // 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());
+
+    KWayland::Client::Registry registry;
+    QSignalSpy compositorSpy(&registry, SIGNAL(compositorAnnounced(quint32,quint32)));
+    registry.create(m_connection->display());
+    QVERIFY(registry.isValid());
+    registry.setup();
+
+    // here we need a shm pool
+    m_compositorInterface = m_display->createCompositor(m_display);
+    QVERIFY(m_compositorInterface);
+    m_compositorInterface->create();
+    QVERIFY(m_compositorInterface->isValid());
+
+    QVERIFY(compositorSpy.wait());
+    m_compositor = registry.createCompositor(compositorSpy.first().first().value<quint32>(), compositorSpy.first().last().value<quint32>(), this);
+}
+
+void TestCompositor::cleanup()
+{
+    if (m_compositor) {
+        delete m_compositor;
+        m_compositor = 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 TestCompositor::testDestroy()
+{
+    using namespace KWayland::Client;
+    connect(m_connection, &ConnectionThread::connectionDied, m_compositor, &Compositor::destroy);
+    QVERIFY(m_compositor->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(!m_compositor->isValid());
+
+    // calling destroy again should not fail
+    m_compositor->destroy();
+}
+
+QTEST_MAIN(TestCompositor)
+#include "test_compositor.moc"