blob: ad5807b1cf76de3a3be2ca885ae32a989a601a87 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
|
import QtQuick 2.0
import Qt.test 1.0 as ModuleApi
Item {
id: testOwnership
property bool test: false
function runTest() {
var o;
var c = Qt.createComponent("ComponentWithVarProp.qml");
if (c.status == Component.Ready) {
o = c.createObject();
} else {
return; // failed to create component.
}
o.varprop = true; // causes initialization of varProperties.
ModuleApi.trackObject(o); // stores QObject ptr
if (ModuleApi.trackedObject() == null) return; // is still valid, should have a valid v8object.
o = new Date(); // causes object to be gc-able.
gc(); // collect object's v8object + varProperties, queues deleteLater.
if (ModuleApi.trackedObject() != null) return; // v8object was previously collected.
ModuleApi.setTrackedObjectProperty("varprop"); // deferences varProperties of object.
test = !(ModuleApi.trackedObjectProperty("varprop")); // deferences varProperties of object.
// if we didn't crash, success.
}
}
|