tst_MptaInterop::touchesThenPinch: don't forget to flush

The test is actually flaky without that, but it seems to have been
missing already.

Change-Id: Ic619c66d924c18d3303f1d6bb65d42bc133c56a7
Reviewed-by: Jan Arve Sæther <jan-arve.saether@qt.io>

1 files changed, 2 insertions, 0 deletions

diff --git a/tests/auto/quick/pointerhandlers/multipointtoucharea_interop/tst_multipointtoucharea_interop.cpp b/tests/auto/quick/pointerhandlers/multipointtoucharea_interop/tst_multipointtoucharea_interop.cpp
index 5959db0c5a..b994e0fc07 100644
--- a/tests/auto/quick/pointerhandlers/multipointtoucharea_interop/tst_multipointtoucharea_interop.cpp
+++ b/tests/auto/quick/pointerhandlers/multipointtoucharea_interop/tst_multipointtoucharea_interop.cpp
@@ -268,6 +268,8 @@ void tst_MptaInterop::touchesThenPinch()
     for (int i = 0; i < 8; ++i) {
         p2 += QPoint(8, -8);
         touch.move(2, p2).commit();
+        QQuickTouchUtils::flush(window);
+        QVERIFY(pointerEvent->point(0)->passiveGrabbers().contains(drag));
         if (!dragTookGrab && pointerEvent->point(0)->exclusiveGrabber() == drag)
             dragTookGrab = i;
     }