Test client side xdg shell v6

Apart for some new mocking code for xdg shell v6, this is mostly a refactor of
the existing test, to reuse the existing mocking code between the different
shell integrations.

Change-Id: I68f93ab12ac47e51a50fd69647286cab46a3c595
Reviewed-by: Paul Olav Tvete <paul.tvete@qt.io>

tests/auto/wayland/client.pro

@@ -1,3 +1,5 @@
 TEMPLATE=subdirs
 
-SUBDIRS += client
+SUBDIRS += \
+    client \
+    xdgshellv6

tests/auto/wayland/client/client.pro

@@ -1,24 +1,4 @@
-CONFIG += testcase link_pkgconfig
+include (../shared/shared.pri)
+
 TARGET = tst_client
-
-QT += testlib
-QT += core-private gui-private
-
-QMAKE_USE += wayland-client wayland-server
-
-CONFIG += wayland-scanner
-WAYLANDSERVERSOURCES += \
-    ../../../../src/3rdparty/protocol/wayland.xml
-
-SOURCES += \
-    tst_client.cpp \
-    mockcompositor.cpp \
-    mockinput.cpp \
-    mockshell.cpp \
-    mocksurface.cpp \
-    mockoutput.cpp
-
-HEADERS += \
-    mockcompositor.h \
-    mockinput.h \
-    mocksurface.h
+SOURCES += tst_client.cpp

tests/auto/wayland/shared/mockcompositor.cpp

@@ -30,6 +30,8 @@
 #include "mockinput.h"
 #include "mocksurface.h"
 
+#include <wayland-xdg-shell-unstable-v6-server-protocol.h>
+
 #include <stdio.h>
 MockCompositor::MockCompositor()
     : m_alive(true)
@@ -285,6 +287,7 @@ Compositor::Compositor()
 
     wl_global_create(m_display, &wl_output_interface, 1, this, bindOutput);
     wl_global_create(m_display, &wl_shell_interface, 1, this, bindShell);
+    wl_global_create(m_display, &zxdg_shell_v6_interface, 1, this, bindXdgShellV6);
 
     m_loop = wl_display_get_event_loop(m_display);
     m_fd = wl_event_loop_get_fd(m_loop);

tests/auto/wayland/shared/mockcompositor.h

@@ -94,6 +94,7 @@ private:
     static void bindCompositor(wl_client *client, void *data, uint32_t version, uint32_t id);
     static void bindOutput(wl_client *client, void *data, uint32_t version, uint32_t id);
     static void bindShell(wl_client *client, void *data, uint32_t version, uint32_t id);
+    static void bindXdgShellV6(wl_client *client, void *compositorData, uint32_t version, uint32_t id);
 
     void initShm();
 

tests/auto/wayland/shared/mockxdgshellv6.cpp

@@ -0,0 +1,115 @@
+/****************************************************************************
+**
+** Copyright (C) 2017 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 "mocksurface.h"
+
+#include <qwayland-server-xdg-shell-unstable-v6.h>
+
+namespace Impl {
+
+class XdgToplevelV6 : public QtWaylandServer::zxdg_toplevel_v6
+{
+public:
+    XdgToplevelV6(wl_client *client, uint32_t id, int version)
+        : QtWaylandServer::zxdg_toplevel_v6(client, id, version)
+    {}
+    void zxdg_toplevel_v6_destroy_resource(Resource *resource) override { delete this; }
+};
+
+class XdgSurfaceV6 : public QtWaylandServer::zxdg_surface_v6
+{
+public:
+    XdgSurfaceV6(wl_client *client, uint32_t id, int version, Surface *surface);
+    void zxdg_surface_v6_destroy_resource(Resource *resource) override { delete this; }
+    void zxdg_surface_v6_get_toplevel(Resource *resource, uint32_t id) override;
+    Surface *m_surface = nullptr;
+};
+
+XdgSurfaceV6::XdgSurfaceV6(wl_client *client, uint32_t id, int version, Surface *surface)
+    : QtWaylandServer::zxdg_surface_v6(client, id, version)
+    , m_surface(surface)
+{
+}
+
+void XdgSurfaceV6::zxdg_surface_v6_get_toplevel(QtWaylandServer::zxdg_surface_v6::Resource *resource, uint32_t id)
+{
+    int version = wl_resource_get_version(resource->handle);
+    new XdgToplevelV6(resource->client(), id, version);
+    m_surface->map();
+}
+
+
+void shell_destroy(struct wl_client *client,
+             struct wl_resource *resource)
+{
+    Q_UNUSED(client);
+    Q_UNUSED(resource);
+}
+
+void create_positioner(struct wl_client *client,
+                       struct wl_resource *resource,
+                       uint32_t id)
+{
+    Q_UNUSED(client);
+    Q_UNUSED(resource);
+    Q_UNUSED(id);
+}
+
+void get_xdg_surface(struct wl_client *client,
+                     struct wl_resource *compositorResource,
+                     uint32_t id,
+                     struct wl_resource *surfaceResource)
+{
+    int version = wl_resource_get_version(compositorResource);
+    new XdgSurfaceV6(client, id, version, Surface::fromResource(surfaceResource));
+}
+
+void pong(struct wl_client *client,
+          struct wl_resource *resource,
+          uint32_t serial)
+{
+    Q_UNUSED(client);
+    Q_UNUSED(resource);
+    Q_UNUSED(serial);
+}
+
+void Compositor::bindXdgShellV6(wl_client *client, void *compositorData, uint32_t version, uint32_t id)
+{
+    static const struct zxdg_shell_v6_interface shellInterface = {
+        shell_destroy,
+        create_positioner,
+        get_xdg_surface,
+        pong
+    };
+
+    wl_resource *resource = wl_resource_create(client, &zxdg_shell_v6_interface, static_cast<int>(version), id);
+    wl_resource_set_implementation(resource, &shellInterface, compositorData, nullptr);
+}
+
+}

tests/auto/wayland/shared/shared.pri

@@ -0,0 +1,24 @@
+CONFIG += testcase link_pkgconfig
+QT += testlib
+
+QMAKE_USE += wayland-client wayland-server
+
+CONFIG += wayland-scanner
+WAYLANDSERVERSOURCES += \
+    ../../../../src/3rdparty/protocol/wayland.xml \
+    ../../../../src/3rdparty/protocol/xdg-shell-unstable-v6.xml
+
+INCLUDEPATH += ../shared
+
+SOURCES += \
+    ../shared/mockcompositor.cpp \
+    ../shared/mockinput.cpp \
+    ../shared/mockshell.cpp \
+    ../shared/mockxdgshellv6.cpp \
+    ../shared/mocksurface.cpp \
+    ../shared/mockoutput.cpp
+
+HEADERS += \
+    ../shared/mockcompositor.h \
+    ../shared/mockinput.h \
+    ../shared/mocksurface.h

tests/auto/wayland/xdgshellv6/tst_xdgshellv6.cpp

@@ -0,0 +1,120 @@
+/****************************************************************************
+**
+** Copyright (C) 2017 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 <QBackingStore>
+#include <QPainter>
+#include <QScreen>
+#include <QWindow>
+#include <QMimeData>
+#include <QPixmap>
+#include <QDrag>
+
+#include <QtTest/QtTest>
+
+static const QSize screenSize(1600, 1200);
+
+class TestWindow : public QWindow
+{
+public:
+    TestWindow()
+    {
+        setSurfaceType(QSurface::RasterSurface);
+        setGeometry(0, 0, 32, 32);
+        create();
+    }
+};
+
+class tst_WaylandClientXdgShellV6 : public QObject
+{
+    Q_OBJECT
+public:
+    tst_WaylandClientXdgShellV6(MockCompositor *c)
+        : m_compositor(c)
+    {
+        QSocketNotifier *notifier = new QSocketNotifier(m_compositor->waylandFileDescriptor(), QSocketNotifier::Read, this);
+        connect(notifier, &QSocketNotifier::activated, this, &tst_WaylandClientXdgShellV6::processWaylandEvents);
+        // connect to the event dispatcher to make sure to flush out the outgoing message queue
+        connect(QCoreApplication::eventDispatcher(), &QAbstractEventDispatcher::awake, this, &tst_WaylandClientXdgShellV6::processWaylandEvents);
+        connect(QCoreApplication::eventDispatcher(), &QAbstractEventDispatcher::aboutToBlock, this, &tst_WaylandClientXdgShellV6::processWaylandEvents);
+    }
+
+public slots:
+    void processWaylandEvents()
+    {
+        m_compositor->processWaylandEvents();
+    }
+
+    void cleanup()
+    {
+        // make sure the surfaces from the last test are properly cleaned up
+        // and don't show up as false positives in the next test
+        QTRY_VERIFY(!m_compositor->surface());
+    }
+
+private slots:
+    void createDestroyWindow();
+
+private:
+    MockCompositor *m_compositor;
+};
+
+void tst_WaylandClientXdgShellV6::createDestroyWindow()
+{
+    TestWindow window;
+    window.show();
+
+    QTRY_VERIFY(m_compositor->surface());
+
+    window.destroy();
+    QTRY_VERIFY(!m_compositor->surface());
+}
+
+int main(int argc, char **argv)
+{
+    setenv("XDG_RUNTIME_DIR", ".", 1);
+    setenv("QT_QPA_PLATFORM", "wayland", 1); // force QGuiApplication to use wayland plugin
+    setenv("QT_WAYLAND_SHELL_INTEGRATION", "xdg-shell-v6", 1);
+
+    // wayland-egl hangs in the test setup when we try to initialize. Until it gets
+    // figured out, avoid clientBufferIntegration() from being called in
+    // QWaylandWindow::createDecorations().
+    setenv("QT_WAYLAND_DISABLE_WINDOWDECORATION", "1", 1);
+
+    MockCompositor compositor;
+    compositor.setOutputGeometry(QRect(QPoint(), screenSize));
+
+    QGuiApplication app(argc, argv);
+    compositor.applicationInitialized();
+
+    tst_WaylandClientXdgShellV6 tc(&compositor);
+    return QTest::qExec(&tc, argc, argv);
+}
+
+#include <tst_xdgshellv6.moc>

tests/auto/wayland/xdgshellv6/xdgshellv6.pro

@@ -0,0 +1,5 @@
+include (../shared/shared.pri)
+
+TARGET = tst_client_xdgshellv6
+SOURCES += tst_xdgshellv6.cpp
+