diff --git a/tests/auto/wayland/client/client.pro b/tests/auto/wayland/client/client.pro
index 34fc67474db..e6e607c3f60 100644
--- a/tests/auto/wayland/client/client.pro
+++ b/tests/auto/wayland/client/client.pro
@@ -2,7 +2,7 @@ CONFIG += testcase link_pkgconfig
 TARGET = tst_client
 
 QT += testlib
-QT += core-private gui-private
+QT += core-private gui-private waylandclient-private
 
 QMAKE_USE += wayland-client wayland-server
 
diff --git a/tests/auto/wayland/client/mockinput.cpp b/tests/auto/wayland/client/mockinput.cpp
index 99acdd43a75..b2bcdf2e6b6 100644
--- a/tests/auto/wayland/client/mockinput.cpp
+++ b/tests/auto/wayland/client/mockinput.cpp
@@ -365,7 +365,9 @@ void Touch::sendDown(Surface *surface, const QPoint &position, int id)
     Q_ASSERT(surface);
     Resource *resource = resourceMap().value(surface->resource()->client());
     Q_ASSERT(resource);
-    wl_touch_send_down(resource->handle, serial, time, surface->resource()->handle, id, position.x(), position.y());
+    auto x = wl_fixed_from_int(position.x());
+    auto y = wl_fixed_from_int(position.y());
+    wl_touch_send_down(resource->handle, serial, time, surface->resource()->handle, id, x, y);
 }
 
 void Touch::sendUp(Surface *surface, int id)
@@ -378,7 +380,9 @@ void Touch::sendMotion(Surface *surface, const QPoint &position, int id)
 {
     Resource *resource = resourceMap().value(surface->resource()->client());
     uint32_t time = m_compositor->time();
-    wl_touch_send_motion(resource->handle, time, id, position.x(), position.y());
+    auto x = wl_fixed_from_int(position.x());
+    auto y = wl_fixed_from_int(position.y());
+    wl_touch_send_motion(resource->handle, time, id, x, y);
 }
 
 void Touch::sendFrame(Surface *surface)
diff --git a/tests/auto/wayland/client/tst_client.cpp b/tests/auto/wayland/client/tst_client.cpp
index 1eee90f49db..3897bd3b129 100644
--- a/tests/auto/wayland/client/tst_client.cpp
+++ b/tests/auto/wayland/client/tst_client.cpp
@@ -37,6 +37,8 @@
 #include <QDrag>
 
 #include <QtTest/QtTest>
+#include <QtWaylandClient/private/qwaylandintegration_p.h>
+#include <QtGui/private/qguiapplication_p.h>
 
 static const QSize screenSize(1600, 1200);
 
@@ -96,6 +98,8 @@ public:
         ++touchEventCount;
     }
 
+    QPoint frameOffset() const { return QPoint(frameMargins().left(), frameMargins().top()); }
+
     int focusInEventCount;
     int focusOutEventCount;
     int keyPressEventCount;
@@ -201,7 +205,7 @@ void tst_WaylandClient::events()
 
     QPoint mousePressPos(16, 16);
     QCOMPARE(window.mousePressEventCount, 0);
-    compositor->sendMousePress(surface, mousePressPos);
+    compositor->sendMousePress(surface, window.frameOffset() + mousePressPos);
     QTRY_COMPARE(window.mousePressEventCount, 1);
     QTRY_COMPARE(window.mousePressPos, mousePressPos);
 
@@ -210,7 +214,7 @@ void tst_WaylandClient::events()
     QTRY_COMPARE(window.mouseReleaseEventCount, 1);
 
     const int touchId = 0;
-    compositor->sendTouchDown(surface, QPoint(10, 10), touchId);
+    compositor->sendTouchDown(surface, window.frameOffset() + QPoint(10, 10), touchId);
     compositor->sendTouchFrame(surface);
     QTRY_COMPARE(window.touchEventCount, 1);
 
@@ -269,6 +273,7 @@ public:
         m_dragIcon = QPixmap::fromImage(cursorImage);
     }
     ~DndWindow(){}
+    QPoint frameOffset() const { return QPoint(frameMargins().left(), frameMargins().top()); }
     bool dragStarted;
 
 protected:
@@ -302,14 +307,14 @@ void tst_WaylandClient::touchDrag()
     QTRY_COMPARE(QGuiApplication::focusWindow(), &window);
 
     const int id = 0;
-    compositor->sendTouchDown(surface, QPoint(10, 10), id);
+    compositor->sendTouchDown(surface, window.frameOffset() + QPoint(10, 10), id);
     compositor->sendTouchFrame(surface);
-    compositor->sendTouchMotion(surface, QPoint(20, 20), id);
+    compositor->sendTouchMotion(surface, window.frameOffset() + QPoint(20, 20), id);
     compositor->sendTouchFrame(surface);
     compositor->waitForStartDrag();
     compositor->sendDataDeviceDataOffer(surface);
-    compositor->sendDataDeviceEnter(surface, QPoint(20, 20));
-    compositor->sendDataDeviceMotion( QPoint(21, 21));
+    compositor->sendDataDeviceEnter(surface, window.frameOffset() + QPoint(20, 20));
+    compositor->sendDataDeviceMotion(window.frameOffset() + QPoint(21, 21));
     compositor->sendDataDeviceDrop(surface);
     compositor->sendDataDeviceLeave(surface);
     QTRY_VERIFY(window.dragStarted);
@@ -326,10 +331,10 @@ void tst_WaylandClient::mouseDrag()
     compositor->setKeyboardFocus(surface);
     QTRY_COMPARE(QGuiApplication::focusWindow(), &window);
 
-    compositor->sendMousePress(surface, QPoint(10, 10));
+    compositor->sendMousePress(surface, window.frameOffset() + QPoint(10, 10));
     compositor->sendDataDeviceDataOffer(surface);
-    compositor->sendDataDeviceEnter(surface, QPoint(20, 20));
-    compositor->sendDataDeviceMotion( QPoint(21, 21));
+    compositor->sendDataDeviceEnter(surface, window.frameOffset() + QPoint(20, 20));
+    compositor->sendDataDeviceMotion(window.frameOffset() + QPoint(21, 21));
     compositor->waitForStartDrag();
     compositor->sendDataDeviceDrop(surface);
     compositor->sendDataDeviceLeave(surface);
@@ -390,7 +395,7 @@ void tst_WaylandClient::hiddenPopupParent()
     QTRY_VERIFY(surface = compositor->surface());
     QPoint mousePressPos(16, 16);
     QCOMPARE(toplevel.mousePressEventCount, 0);
-    compositor->sendMousePress(surface, mousePressPos);
+    compositor->sendMousePress(surface, toplevel.frameOffset() + mousePressPos);
     QTRY_COMPARE(toplevel.mousePressEventCount, 1);
 
     QWindow popup;
@@ -409,15 +414,17 @@ int main(int argc, char **argv)
     setenv("XDG_RUNTIME_DIR", ".", 1);
     setenv("QT_QPA_PLATFORM", "wayland", 1); // force QGuiApplication to use wayland plugin
 
-    // 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);
+
+    // Initializing some client buffer integrations (i.e. eglInitialize) may block while waiting
+    // for a wayland sync. So we call clientBufferIntegration prior to applicationInitialized
+    // (while the compositor processes events without waiting) in order to avoid hanging later.
+    auto *waylandIntegration = static_cast<QtWaylandClient::QWaylandIntegration *>(QGuiApplicationPrivate::platformIntegration());
+    waylandIntegration->clientBufferIntegration();
+
     compositor.applicationInitialized();
 
     tst_WaylandClient tc(&compositor);