Merge remote-tracking branch 'origin/5.6' into 5.7

Change-Id: I70c0c672708522f7157849365cc53ee271d8e460

1 files changed, 39 insertions, 0 deletions

diff --git a/tests/auto/quick/qquickanimatedsprite/tst_qquickanimatedsprite.cpp b/tests/auto/quick/qquickanimatedsprite/tst_qquickanimatedsprite.cpp
index 27ce46d163..820c804065 100644
--- a/tests/auto/quick/qquickanimatedsprite/tst_qquickanimatedsprite.cpp
+++ b/tests/auto/quick/qquickanimatedsprite/tst_qquickanimatedsprite.cpp
@@ -35,6 +35,7 @@
 #include <QtGui/qopenglcontext.h>
 #include <QtGui/qopenglfunctions.h>
 #include <QtGui/qoffscreensurface.h>
+#include <QtQml/qqmlproperty.h>
 
 class tst_qquickanimatedsprite : public QQmlDataTest
 {
@@ -50,6 +51,7 @@ private slots:
     void test_largeAnimation_data();
     void test_largeAnimation();
     void test_reparenting();
+    void test_changeSourceToSmallerImgKeepingBigFrameSize();
 };
 
 void tst_qquickanimatedsprite::initTestCase()
@@ -286,6 +288,43 @@ void tst_qquickanimatedsprite::test_reparenting()
     QTRY_COMPARE(QQuickItemPrivate::get(sprite)->polishScheduled, false);
 }
 
+class KillerThread : public QThread
+{
+    Q_OBJECT
+protected:
+    void run() Q_DECL_OVERRIDE {
+        sleep(3);
+        qFatal("Either the GUI or the render thread is stuck in an infinite loop.");
+    }
+};
+
+// Regression test for QTBUG-53937
+void tst_qquickanimatedsprite::test_changeSourceToSmallerImgKeepingBigFrameSize()
+{
+    QQuickView window;
+    window.setSource(testFileUrl("sourceSwitch.qml"));
+    window.show();
+    QVERIFY(QTest::qWaitForWindowExposed(&window));
+
+    QVERIFY(window.rootObject());
+    QQuickAnimatedSprite* sprite = qobject_cast<QQuickAnimatedSprite*>(window.rootObject());
+    QVERIFY(sprite);
+
+    QQmlProperty big(sprite, "big");
+    big.write(QVariant::fromValue(false));
+
+    KillerThread *killer = new KillerThread;
+    killer->start(); // will kill us in case the GUI or render thread enters an infinite loop
+
+    QTest::qWait(50); // let it draw with the new source.
+
+    // If we reach this point it's because we didn't hit QTBUG-53937
+
+    killer->terminate();
+    killer->wait();
+    delete killer;
+}
+
 QTEST_MAIN(tst_qquickanimatedsprite)
 
 #include "tst_qquickanimatedsprite.moc"