Make the test client more robust and make valgrind happy

Change-Id: I39ce667123391b946711cc2d16d12799e8b7dd2d
Reviewed-by: Robin Burchell <robin.burchell@viroteck.net>

tests/auto/wayland/mockcompositor.cpp

@@ -135,8 +135,13 @@ QSharedPointer<MockSurface> MockCompositor::surface()
     QSharedPointer<MockSurface> result;
     lock();
     QVector<Impl::Surface *> surfaces = m_compositor->surfaces();
-    if (!surfaces.isEmpty())
+    foreach (Impl::Surface *surface, surfaces) {
-        result = surfaces.first()->mockSurface();
+        // we don't want to mistake the cursor surface for a window surface
+        if (surface->isMapped()) {
+            result = surface->mockSurface();
+            break;
+        }
+    }
     unlock();
     return result;
 }
@@ -189,11 +194,6 @@ void *MockCompositor::run(void *data)
     return 0;
 }
 
-void MockCompositor::discardSurfaces()
-{
-    m_compositor->discardSurfaces();
-}
-
 namespace Impl {
 
 Compositor::Compositor()
@@ -298,10 +298,5 @@ void Compositor::removeSurface(Surface *surface)
         m_pointer->setFocus(0, QPoint());
 }
 
-void Compositor::discardSurfaces()
-{
-    m_surfaces.clear();
-}
-
 }
 

tests/auto/wayland/mockcompositor.h

@@ -81,7 +81,6 @@ public:
 
     void addSurface(Surface *surface);
     void removeSurface(Surface *surface);
-    void discardSurfaces();
 
     static void setKeyboardFocus(void *data, const QList<QVariant> &parameters);
     static void sendMousePress(void *data, const QList<QVariant> &parameters);
@@ -155,7 +154,6 @@ public:
     void sendKeyRelease(const QSharedPointer<MockSurface> &surface, uint code);
 
     QSharedPointer<MockSurface> surface();
-    void discardSurfaces();
 
     void lock();
     void unlock();

tests/auto/wayland/mockinput.cpp

@@ -130,6 +130,8 @@ void Seat::seat_get_pointer(Resource *resource, uint32_t id)
 Keyboard::Keyboard(Compositor *compositor)
     : wl_keyboard()
     , m_compositor(compositor)
+    , m_focusResource(Q_NULLPTR)
+    , m_focus(Q_NULLPTR)
 {
 }
 
@@ -174,6 +176,8 @@ void Keyboard::keyboard_destroy_resource(wl_keyboard::Resource *resource)
 Pointer::Pointer(Compositor *compositor)
     : wl_pointer()
     , m_compositor(compositor)
+    , m_focusResource(Q_NULLPTR)
+    , m_focus(Q_NULLPTR)
 {
 }
 

tests/auto/wayland/mockshell.cpp

@@ -40,6 +40,7 @@
 ****************************************************************************/
 
 #include "mockcompositor.h"
+#include "mocksurface.h"
 
 namespace Impl {
 
@@ -173,6 +174,8 @@ static void get_shell_surface(wl_client *client, wl_resource *compositorResource
 
     Q_UNUSED(compositorResource);
     wl_client_add_object(client, &wl_shell_surface_interface, &shellSurfaceInterface, id, surfaceResource->data);
+    Surface *surf = Surface::fromResource(surfaceResource);
+    surf->map();
 }
 
 void Compositor::bindShell(wl_client *client, void *compositorData, uint32_t version, uint32_t id)

tests/auto/wayland/mocksurface.cpp

@@ -46,10 +46,11 @@ namespace Impl {
 
 Surface::Surface(wl_client *client, uint32_t id, Compositor *compositor)
     : QtWaylandServer::wl_surface(client, id)
+    , m_buffer(Q_NULLPTR)
     , m_compositor(compositor)
     , m_mockSurface(new MockSurface(this))
+    , m_mapped(false)
 {
-    wl_list_init(&m_frameCallbackList);
 }
 
 Surface::~Surface()
@@ -57,6 +58,21 @@ Surface::~Surface()
     m_mockSurface->m_surface = 0;
 }
 
+void Surface::map()
+{
+    m_mapped = true;
+}
+
+bool Surface::isMapped() const
+{
+    return m_mapped;
+}
+
+Surface *Surface::fromResource(struct ::wl_resource *resource)
+{
+    return static_cast<Surface *>(Resource::fromResource(resource)->surface_object);
+}
+
 void Surface::surface_destroy_resource(Resource *)
 {
     compositor()->removeSurface(this);
@@ -88,10 +104,20 @@ void Surface::surface_damage(Resource *resource,
     Q_UNUSED(y);
     Q_UNUSED(width);
     Q_UNUSED(height);
+}
 
-    if (!m_buffer)
+void Surface::surface_frame(Resource *resource,
-        return;
+                            uint32_t callback)
+{
+    wl_resource *frameCallback = wl_client_add_object(resource->client(), &wl_callback_interface, 0, callback, this);
+    m_frameCallbackList << frameCallback;
+}
 
+void Surface::surface_commit(Resource *resource)
+{
+    Q_UNUSED(resource);
+
+    if (m_buffer) {
 #if WAYLAND_VERSION_CHECK(1, 2, 0)
         struct ::wl_shm_buffer *shm_buffer = wl_shm_buffer_get(m_buffer);
 #else
@@ -109,26 +135,13 @@ void Surface::surface_damage(Resource *resource,
             QImage img(char_data, wl_shm_buffer_get_width(shm_buffer), wl_shm_buffer_get_height(shm_buffer), stride, QImage::Format_ARGB32_Premultiplied);
             m_mockSurface->image = img;
         }
+    }
 
-    wl_resource *frameCallback;
+    foreach (wl_resource *frameCallback, m_frameCallbackList) {
-    wl_list_for_each(frameCallback, &m_frameCallbackList, link) {
         wl_callback_send_done(frameCallback, m_compositor->time());
         wl_resource_destroy(frameCallback);
     }
-
+    m_frameCallbackList.clear();
-    wl_list_init(&m_frameCallbackList);
-}
-
-void Surface::surface_frame(Resource *resource,
-                            uint32_t callback)
-{
-    wl_resource *frameCallback = wl_client_add_object(resource->client(), &wl_callback_interface, 0, callback, this);
-    wl_list_insert(&m_frameCallbackList, &frameCallback->link);
-}
-
-void Surface::surface_commit(Resource *resource)
-{
-    Q_UNUSED(resource);
 }
 
 }

tests/auto/wayland/mocksurface.h

@@ -54,6 +54,9 @@ public:
     ~Surface();
 
     Compositor *compositor() const { return m_compositor; }
+    static Surface *fromResource(struct ::wl_resource *resource);
+    void map();
+    bool isMapped() const;
 
     QSharedPointer<MockSurface> mockSurface() const { return m_mockSurface; }
 
@@ -74,8 +77,8 @@ private:
 
     Compositor *m_compositor;
     QSharedPointer<MockSurface> m_mockSurface;
-
+    QList<wl_resource *> m_frameCallbackList;
-    wl_list m_frameCallbackList;
+    bool m_mapped;
 };
 
 }

tests/auto/wayland/tst_client.cpp

@@ -149,11 +149,7 @@ private:
 
 void tst_WaylandClient::screen()
 {
-    QCoreApplication::processEvents(QEventLoop::AllEvents);
-
     QTRY_COMPARE(QGuiApplication::primaryScreen()->size(), screenSize);
-    // discard the cursor surface created by the QWaylandInputDevice
-    compositor->discardSurfaces();
 }
 
 void tst_WaylandClient::createDestroyWindow()