Once Image sourceSize is set there is no way to clear it.

Image sourceSize lacked a RESET method to allow reverting to the
natural size of the image.

Change-Id: I4e9089d8e16991375745db553f891bd377143eab
Task-number: QTBUG-18442
Reviewed-by: Yann Bodson

1 files changed, 22 insertions, 0 deletions

diff --git a/tests/auto/declarative/qdeclarativeimage/tst_qdeclarativeimage.cpp b/tests/auto/declarative/qdeclarativeimage/tst_qdeclarativeimage.cpp
index 9e090d2..c5a3d14 100644
--- a/tests/auto/declarative/qdeclarativeimage/tst_qdeclarativeimage.cpp
+++ b/tests/auto/declarative/qdeclarativeimage/tst_qdeclarativeimage.cpp
@@ -91,6 +91,7 @@ private slots:
     void sourceSize_QTBUG_14303();
     void sourceSize_QTBUG_16389();
     void nullPixmapPaint();
+    void resetSourceSize();
     void testQtQuick11Attributes();
     void testQtQuick11Attributes_data();
 
@@ -693,6 +694,27 @@ void tst_qdeclarativeimage::nullPixmapPaint()
     delete image;
 }
 
+void tst_qdeclarativeimage::resetSourceSize()
+{
+    QString src = QUrl::fromLocalFile(SRCDIR "/data/heart200.png").toString();
+    QString componentStr = "import QtQuick 1.1\nImage { function reset() { sourceSize = undefined }\nsource: \"" + src + "\"; sourceSize: Qt.size(100,100) }";
+
+    QDeclarativeComponent component(&engine);
+    component.setData(componentStr.toLatin1(), QUrl::fromLocalFile(""));
+    QDeclarativeImage *obj = qobject_cast<QDeclarativeImage*>(component.create());
+    QVERIFY(obj != 0);
+    QCOMPARE(obj->pixmap().width(), 100);
+    QCOMPARE(obj->pixmap().height(), 100);
+    QCOMPARE(obj->sourceSize().height(), 100);
+    QCOMPARE(obj->sourceSize().width(), 100);
+
+    QMetaObject::invokeMethod(obj, "reset");
+    QCOMPARE(obj->pixmap().width(), 200);
+    QCOMPARE(obj->pixmap().height(), 200);
+    QCOMPARE(obj->sourceSize().height(), 200);
+    QCOMPARE(obj->sourceSize().width(), 200);
+}
+
 void tst_qdeclarativeimage::testQtQuick11Attributes()
 {
     QFETCH(QString, code);