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Diffstat (limited to 'tests/auto/qml/qqmlbinding/tst_qqmlbinding.cpp')
-rw-r--r--tests/auto/qml/qqmlbinding/tst_qqmlbinding.cpp22
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/auto/qml/qqmlbinding/tst_qqmlbinding.cpp b/tests/auto/qml/qqmlbinding/tst_qqmlbinding.cpp
index 3e8dfbdb12..6f1d82eca5 100644
--- a/tests/auto/qml/qqmlbinding/tst_qqmlbinding.cpp
+++ b/tests/auto/qml/qqmlbinding/tst_qqmlbinding.cpp
@@ -49,6 +49,7 @@ private slots:
void warningOnReadOnlyProperty();
void disabledOnUnknownProperty();
void disabledOnReadonlyProperty();
+ void delayed();
private:
QQmlEngine engine;
@@ -281,6 +282,27 @@ void tst_qqmlbinding::disabledOnReadonlyProperty()
QCOMPARE(messageHandler.messages().count(), 0);
}
+void tst_qqmlbinding::delayed()
+{
+ QQmlEngine engine;
+ QQmlComponent c(&engine, testFileUrl("delayed.qml"));
+ QQuickItem *item = qobject_cast<QQuickItem*>(c.create());
+
+ QVERIFY(item != 0);
+ // update on creation
+ QCOMPARE(item->property("changeCount").toInt(), 1);
+
+ QMetaObject::invokeMethod(item, "updateText");
+ // doesn't update immediately
+ QCOMPARE(item->property("changeCount").toInt(), 1);
+
+ QCoreApplication::processEvents();
+ // only updates once (non-delayed would update twice)
+ QCOMPARE(item->property("changeCount").toInt(), 2);
+
+ delete item;
+}
+
QTEST_MAIN(tst_qqmlbinding)
#include "tst_qqmlbinding.moc"