Client: Add tests for xdg-output-unstable-v1

Change-Id: I4b460bd1e5ac8541dcbf9afb2782187218d257e1
Reviewed-by: Pier Luigi Fiorini <pierluigi.fiorini@liri.io>

tests/auto/wayland/client.pro

@@ -8,5 +8,6 @@ SUBDIRS += \
     seatv4 \
     surface \
     wl_connect \
+    xdgoutput \
     xdgshell \
     xdgshellv6

tests/auto/wayland/xdgoutput/tst_xdgoutput.cpp

@@ -0,0 +1,147 @@
+/****************************************************************************
+**
+** Copyright (C) 2018 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "mockcompositor.h"
+#include <QtGui/QRasterWindow>
+#include <QtGui/QOpenGLWindow>
+#include <QtGui/QScreen>
+
+#include <qwayland-server-xdg-output-unstable-v1.h>
+
+using namespace MockCompositor;
+
+// TODO: move to shared folder?
+class XdgOutputV1 : public QObject, public QtWaylandServer::zxdg_output_v1
+{
+public:
+    explicit XdgOutputV1(Output *output)
+        : m_output(output)
+        , m_logicalGeometry(m_output->m_data.position, QSize(m_output->m_data.mode.resolution / m_output->m_data.scale))
+        , m_name(QString("WL-%1").arg(s_nextId++))
+    {}
+
+    void addResource(wl_client *client, int id, int version)
+    {
+        auto *resource = add(client, id, version)->handle;
+        send_logical_size(resource, m_logicalGeometry.width(), m_logicalGeometry.height());
+        send_logical_position(resource, m_logicalGeometry.x(), m_logicalGeometry.y());
+        if (version >= ZXDG_OUTPUT_V1_NAME_SINCE_VERSION)
+            send_name(resource, m_name);
+        if (version >= ZXDG_OUTPUT_V1_DESCRIPTION_SINCE_VERSION)
+            send_description(resource, m_description);
+        send_done(resource);
+    }
+    Output *m_output = nullptr;
+    QRect m_logicalGeometry;
+    QString m_name;
+    QString m_description = "This is an Xdg Output description";
+    static int s_nextId;
+};
+
+int XdgOutputV1::s_nextId = 1;
+
+class XdgOutputManagerV1 : public Global, public QtWaylandServer::zxdg_output_manager_v1
+{
+    Q_OBJECT
+public:
+    explicit XdgOutputManagerV1(CoreCompositor *compositor, int version = 2)
+        : QtWaylandServer::zxdg_output_manager_v1(compositor->m_display, version)
+        , m_version(version)
+    {}
+    int m_version = 1; // TODO: remove on libwayland upgrade
+    QMap<Output *, XdgOutputV1 *> m_xdgOutputs;
+    XdgOutputV1 *getXdgOutput(Output *output)
+    {
+        if (auto *xdgOutput = m_xdgOutputs.value(output))
+            return xdgOutput;
+        return m_xdgOutputs[output] = new XdgOutputV1(output); // TODO: free memory
+    }
+
+protected:
+    void zxdg_output_manager_v1_get_xdg_output(Resource *resource, uint32_t id, wl_resource *outputResource) override
+    {
+        auto *output = fromResource<Output>(outputResource);
+        auto *xdgOutput = getXdgOutput(output);
+        xdgOutput->addResource(resource->client(), id, resource->version());
+    }
+};
+
+class XdgOutputV1Compositor : public DefaultCompositor {
+public:
+    explicit XdgOutputV1Compositor()
+    {
+        exec([this] {
+            int version = 2; // version 2 of of unstable-v1
+            add<XdgOutputManagerV1>(version);
+        });
+    }
+};
+
+class tst_xdgoutput : public QObject, private XdgOutputV1Compositor
+{
+    Q_OBJECT
+private slots:
+    void cleanup();
+    void primaryScreen();
+    void overrideGeometry();
+};
+
+void tst_xdgoutput::cleanup()
+{
+    QCOMPOSITOR_COMPARE(getAll<Output>().size(), 1); // Only the default output should be left
+    QTRY_VERIFY2(isClean(), qPrintable(dirtyMessage()));
+}
+
+void tst_xdgoutput::primaryScreen()
+{
+    // Verify that the client has bound to the global
+    QCOMPOSITOR_TRY_COMPARE(get<XdgOutputManagerV1>()->resourceMap().size(), 1);
+    auto *s = QGuiApplication::primaryScreen();
+    QTRY_COMPARE(s->size(), QSize(1920, 1080));
+    QTRY_COMPARE(s->geometry().topLeft(), QPoint(0, 0));
+}
+
+void tst_xdgoutput::overrideGeometry()
+{
+    exec([=] {
+        auto *output = add<Output>();
+        auto *xdgOutput = get<XdgOutputManagerV1>()->getXdgOutput(output);
+        xdgOutput->m_logicalGeometry = QRect(10, 20, 800, 1200);
+    });
+
+    QTRY_COMPARE(QGuiApplication::screens().size(), 2);
+    auto *s = QGuiApplication::screens()[1];
+
+    QTRY_COMPARE(s->size(), QSize(800, 1200));
+    QTRY_COMPARE(s->geometry().topLeft(), QPoint(10, 20));
+
+    exec([=] { remove(output(1)); });
+}
+
+QCOMPOSITOR_TEST_MAIN(tst_xdgoutput)
+#include "tst_xdgoutput.moc"

tests/auto/wayland/xdgoutput/xdgoutput.pro

@@ -0,0 +1,8 @@
+include (../shared/shared.pri)
+
+WAYLANDSERVERSOURCES += \
+    $$PWD/../../../../src/3rdparty/protocol/xdg-output-unstable-v1.xml
+
+TARGET = tst_xdgoutput
+SOURCES += tst_xdgoutput.cpp
+