Teach Rectangle's gradient property to accept QGradient::Preset

Change-Id: Id640b596c1d8d52221f2f2be8807d6e245971bdc
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>

2 files changed, 42 insertions, 2 deletions

diff --git a/tests/auto/quick/qquickrectangle/data/gradient-preset.qml b/tests/auto/quick/qquickrectangle/data/gradient-preset.qml
new file mode 100644
index 0000000000..b740bdd610
--- /dev/null
+++ b/tests/auto/quick/qquickrectangle/data/gradient-preset.qml
@@ -0,0 +1,16 @@
+import QtQuick 2.0
+
+Item {
+    Rectangle {
+        objectName: "enum"
+        gradient: Gradient.NightFade
+    }
+    Rectangle {
+        objectName: "string"
+        gradient: "NightFade"
+    }
+    Rectangle {
+        objectName: "invalid"
+        gradient: -1
+    }
+}
diff --git a/tests/auto/quick/qquickrectangle/tst_qquickrectangle.cpp b/tests/auto/quick/qquickrectangle/tst_qquickrectangle.cpp
index 2aaad867bf..f6ca999cf5 100644
--- a/tests/auto/quick/qquickrectangle/tst_qquickrectangle.cpp
+++ b/tests/auto/quick/qquickrectangle/tst_qquickrectangle.cpp
@@ -49,6 +49,7 @@ private slots:
     void gradient_border();
     void gradient_separate();
     void gradient_multiple();
+    void gradient_preset();
     void antialiasing();
 
 private:
@@ -84,7 +85,7 @@ void tst_qquickrectangle::gradient()
     QQuickRectangle *rect = qobject_cast<QQuickRectangle*>(component.create());
     QVERIFY(rect);
 
-    QQuickGradient *grad = rect->gradient();
+    QQuickGradient *grad = qobject_cast<QQuickGradient *>(rect->gradient().toQObject());
     QVERIFY(grad);
 
     QQmlListProperty<QQuickGradientStop> stops = grad->stops();
@@ -103,7 +104,7 @@ void tst_qquickrectangle::gradient()
 
     QMetaObject::invokeMethod(rect, "resetGradient");
 
-    grad = rect->gradient();
+    grad = qobject_cast<QQuickGradient *>(rect->gradient().toQObject());
     QVERIFY(!grad);
 
     delete rect;
@@ -174,6 +175,29 @@ void tst_qquickrectangle::gradient_multiple()
     QVERIFY(secondIsDirty);
 }
 
+void tst_qquickrectangle::gradient_preset()
+{
+    QQuickView view;
+    view.setSource(testFileUrl("gradient-preset.qml"));
+    view.show();
+
+    QVERIFY(QTest::qWaitForWindowExposed(&view));
+
+    QQuickRectangle *enumRect = view.rootObject()->findChild<QQuickRectangle *>("enum");
+    QVERIFY(enumRect);
+    QVERIFY(enumRect->gradient().isNumber());
+    QCOMPARE(enumRect->gradient().toUInt(), QGradient::NightFade);
+
+    QQuickRectangle *stringRect = view.rootObject()->findChild<QQuickRectangle *>("string");
+    QVERIFY(stringRect);
+    QVERIFY(stringRect->gradient().isString());
+    QCOMPARE(stringRect->gradient().toString(), QLatin1String("NightFade"));
+
+    QQuickRectangle *invalidRect = view.rootObject()->findChild<QQuickRectangle *>("invalid");
+    QVERIFY(invalidRect);
+    QVERIFY(invalidRect->gradient().isUndefined());
+}
+
 void tst_qquickrectangle::antialiasing()
 {
     QQmlComponent component(&engine);