1 files changed, 16 insertions, 0 deletions
diff --git a/tests/auto/gui/kernel/qwindow/tst_qwindow.cpp b/tests/auto/gui/kernel/qwindow/tst_qwindow.cpp
index 02f3959802..b4659b7caf 100644
--- a/tests/auto/gui/kernel/qwindow/tst_qwindow.cpp
+++ b/tests/auto/gui/kernel/qwindow/tst_qwindow.cpp
@@ -164,6 +164,8 @@ public:
     {
         m_received[event->type()]++;
         m_order << event->type();
+        if (event->type() == QEvent::Expose)
+            m_exposeRegion = static_cast<QExposeEvent *>(event)->region();
 
         return QWindow::event(event);
     }
@@ -178,9 +180,15 @@ public:
         return m_order.indexOf(type);
     }
 
+    QRegion exposeRegion() const
+    {
+        return m_exposeRegion;
+    }
+
 private:
     QHash<QEvent::Type, int> m_received;
     QVector<QEvent::Type> m_order;
+    QRegion m_exposeRegion;
 };
 
 void tst_QWindow::eventOrderOnShow()
@@ -358,6 +366,14 @@ void tst_QWindow::isExposed()
     QTRY_VERIFY(window.received(QEvent::Expose) > 0);
     QTRY_VERIFY(window.isExposed());
 
+    // This is a top-level window so assuming it is completely exposed, the
+    // expose region must be (0, 0), (width, height). If this is not the case,
+    // the platform plugin is sending expose events with a region in an
+    // incorrect coordinate system.
+    QRect r = window.exposeRegion().boundingRect();
+    r = QRect(window.mapToGlobal(r.topLeft()), r.size());
+    QCOMPARE(r, window.geometry());
+
     window.hide();
 
     QCoreApplication::processEvents();