Fix tst_QQuickWebEngineViewGraphics::showHideShow for OS X

Defer the TestView::exposeChanged signal. On OS X exposeEvent is called
directly by view->show(). Thus exposeChanged was emitted before
signalSpy.wait() was called and the check on wait consequently failed.

Change-Id: Ie318f8ddc0d1bcc35a14c73e615798b3e164739c
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@theqtcompany.com>

1 files changed, 8 insertions, 1 deletions

diff --git a/tests/auto/quick/qquickwebengineviewgraphics/tst_qquickwebengineviewgraphics.cpp b/tests/auto/quick/qquickwebengineviewgraphics/tst_qquickwebengineviewgraphics.cpp
index a969993ff..eacd1f87e 100644
--- a/tests/auto/quick/qquickwebengineviewgraphics/tst_qquickwebengineviewgraphics.cpp
+++ b/tests/auto/quick/qquickwebengineviewgraphics/tst_qquickwebengineviewgraphics.cpp
@@ -52,12 +52,19 @@
 class TestView : public QQuickView {
     Q_OBJECT
 public:
+    TestView()
+    {
+        connect(this, &TestView::_q_exposeChanged, this, &TestView::exposeChanged,
+                Qt::QueuedConnection);
+    }
+
     virtual void exposeEvent(QExposeEvent *e) Q_DECL_OVERRIDE {
         QQuickView::exposeEvent(e);
-        emit exposeChanged();
+        emit _q_exposeChanged();
     }
 
 Q_SIGNALS:
+    void _q_exposeChanged();
     void exposeChanged();
 };