1 files changed, 9 insertions, 0 deletions
diff --git a/tests/auto/quickwidgets/qquickwidget/tst_qquickwidget.cpp b/tests/auto/quickwidgets/qquickwidget/tst_qquickwidget.cpp
index 79ff18011d..bec3de524c 100644
--- a/tests/auto/quickwidgets/qquickwidget/tst_qquickwidget.cpp
+++ b/tests/auto/quickwidgets/qquickwidget/tst_qquickwidget.cpp
@@ -59,6 +59,7 @@ private slots:
     void engine();
     void readback();
     void renderingSignals();
+    void grabBeforeShow();
 };
 
 
@@ -297,6 +298,14 @@ void tst_qquickwidget::renderingSignals()
     QTRY_VERIFY(afterRenderingSpy.size() > 0);
 }
 
+// QTBUG-49929, verify that Qt Designer grabbing the contents before drag
+// does not crash due to missing GL contexts or similar.
+void tst_qquickwidget::grabBeforeShow()
+{
+    QQuickWidget widget;
+    QVERIFY(!widget.grab().isNull());
+}
+
 QTEST_MAIN(tst_qquickwidget)
 
 #include "tst_qquickwidget.moc"