Improve Flipable element unit tests

Ensure that the reported side is updated correctly due to a rotation
transform triggered by a state change.

Change-Id: I039c6bcba872c7731c810137551e760414fabc05
Reviewed-by: Michael Brasser <michael.brasser@nokia.com>

2 files changed, 43 insertions, 0 deletions

diff --git a/tests/auto/quick/qquickflipable/data/flip-flipable.qml b/tests/auto/quick/qquickflipable/data/flip-flipable.qml
new file mode 100644
index 0000000000..4f22a0df6d
--- /dev/null
+++ b/tests/auto/quick/qquickflipable/data/flip-flipable.qml
@@ -0,0 +1,28 @@
+import QtQuick 2.0
+
+Flipable {
+    id: flipable
+    width: 640; height: 480
+    property bool flipped: false
+
+    front: Rectangle { color: "red"; anchors.fill: flipable }
+    back: Rectangle { color: "blue"; anchors.fill: flipable }
+
+    transform: Rotation {
+        id: rotation
+        origin.x: flipable.width/2
+        origin.y: flipable.height/2
+        axis.x: 0; axis.y: 1; axis.z: 0     // set axis.y to 1 to rotate around y-axis
+        angle: 0    // the default angle
+    }
+
+    states: State {
+        name: "back"
+        PropertyChanges { target: rotation; angle: 540 }
+        when: flipable.flipped
+    }
+
+    transitions: Transition {
+        NumberAnimation { target: rotation; property: "angle"; duration: 500 }
+    }
+}
diff --git a/tests/auto/quick/qquickflipable/tst_qquickflipable.cpp b/tests/auto/quick/qquickflipable/tst_qquickflipable.cpp
index 4fe155168a..8c1c248925 100644
--- a/tests/auto/quick/qquickflipable/tst_qquickflipable.cpp
+++ b/tests/auto/quick/qquickflipable/tst_qquickflipable.cpp
@@ -58,6 +58,7 @@ private slots:
     void create();
     void checkFrontAndBack();
     void setFrontAndBack();
+    void flipFlipable();
 
     // below here task issues
     void QTBUG_9161_crash();
@@ -109,6 +110,20 @@ void tst_qquickflipable::setFrontAndBack()
     delete obj;
 }
 
+void tst_qquickflipable::flipFlipable()
+{
+    QQmlEngine engine;
+    QQmlComponent c(&engine, testFileUrl("flip-flipable.qml"));
+    QQuickFlipable *obj = qobject_cast<QQuickFlipable*>(c.create());
+    QVERIFY(obj != 0);
+    QVERIFY(obj->side() == QQuickFlipable::Front);
+    obj->setProperty("flipped", QVariant(true));
+    QTRY_VERIFY(obj->side() == QQuickFlipable::Back);
+    QTRY_VERIFY(obj->side() == QQuickFlipable::Front);
+    QTRY_VERIFY(obj->side() == QQuickFlipable::Back);
+    delete obj;
+}
+
 void tst_qquickflipable::QTBUG_9161_crash()
 {
     QQuickView *canvas = new QQuickView;