diff options
Diffstat (limited to 'tests/auto/quick/qquickvisualdatamodel')
-rw-r--r-- | tests/auto/quick/qquickvisualdatamodel/data/setDelegateNoDoubleChange.qml | 43 | ||||
-rw-r--r-- | tests/auto/quick/qquickvisualdatamodel/tst_qquickvisualdatamodel.cpp | 15 |
2 files changed, 58 insertions, 0 deletions
diff --git a/tests/auto/quick/qquickvisualdatamodel/data/setDelegateNoDoubleChange.qml b/tests/auto/quick/qquickvisualdatamodel/data/setDelegateNoDoubleChange.qml new file mode 100644 index 0000000000..05623fbc5b --- /dev/null +++ b/tests/auto/quick/qquickvisualdatamodel/data/setDelegateNoDoubleChange.qml @@ -0,0 +1,43 @@ +import QtQuick 2.0 + +Item { + width: 200 + height: 200 + id: root + property int creationCount: 0 + property bool testStarted: false + + ListModel { + id: mymodel + ListElement {message: "This is my alarm"} + } + + Component { + id: aDelegate + Rectangle { + color: "blue" + width: 100 + height: 100 + } + } + + Component { + id: bDelegate + Rectangle { + color: "red" + width: 100 + height: 100 + Text {text: model.message } + Component.onCompleted: root.creationCount++ + } + } + + + ListView { + width: 200 + height: 200 + id: myListView + model: mymodel + delegate: testStarted ? bDelegate : aDelegate + } +} diff --git a/tests/auto/quick/qquickvisualdatamodel/tst_qquickvisualdatamodel.cpp b/tests/auto/quick/qquickvisualdatamodel/tst_qquickvisualdatamodel.cpp index 27bd8aae49..83bdb1a5f8 100644 --- a/tests/auto/quick/qquickvisualdatamodel/tst_qquickvisualdatamodel.cpp +++ b/tests/auto/quick/qquickvisualdatamodel/tst_qquickvisualdatamodel.cpp @@ -434,6 +434,7 @@ private slots: void invalidContext(); void externalManagedModel(); void delegateModelChangeDelegate(); + void noDoubleDelegateUpdate(); void checkFilterGroupForDelegate(); void readFromProxyObject(); @@ -4345,6 +4346,20 @@ void tst_qquickvisualdatamodel::delegateModelChangeDelegate() QCOMPARE(visualModel->count(), 3); } +void tst_qquickvisualdatamodel::noDoubleDelegateUpdate() +{ + // changing a delegate only refreshes its instances once + QQmlEngine engine; + QQmlComponent component(&engine, testFileUrl("setDelegateNoDoubleChange.qml")); + + QScopedPointer<QObject> root(component.create()); + QVERIFY(root); + + bool ok = root->setProperty("testStarted", true); + QVERIFY(ok); + QCOMPARE(root->property("creationCount").toInt(), 1); +} + void tst_qquickvisualdatamodel::checkFilterGroupForDelegate() { QQuickView view; |