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Diffstat (limited to 'tests/auto/qml/qqmlengine/tst_qqmlengine.cpp')
-rw-r--r--tests/auto/qml/qqmlengine/tst_qqmlengine.cpp31
1 files changed, 31 insertions, 0 deletions
diff --git a/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp b/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp
index 0cb6753020..ce7f509bc0 100644
--- a/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp
+++ b/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp
@@ -82,6 +82,7 @@ private slots:
void singletonInstance();
void aggressiveGc();
void cachedGetterLookup_qtbug_75335();
+ void createComponentOnSingletonDestruction();
public slots:
QObject *createAQObjectForOwnershipTest ()
@@ -1067,6 +1068,36 @@ void tst_qqmlengine::cachedGetterLookup_qtbug_75335()
QVERIFY(object != nullptr);
}
+class EvilSingleton : public QObject
+{
+ Q_OBJECT
+public:
+ QPointer<QQmlEngine> m_engine;
+ EvilSingleton(QQmlEngine *engine) : m_engine(engine) {
+ connect(this, &QObject::destroyed, this, [this]() {
+ QQmlComponent component(m_engine);
+ component.setData("import QtQml 2.0\nQtObject {}", QUrl("file://Stuff.qml"));
+ QVERIFY(component.isReady());
+ QScopedPointer<QObject> obj(component.create());
+ QVERIFY(obj);
+ });
+ }
+};
+
+void tst_qqmlengine::createComponentOnSingletonDestruction()
+{
+ qmlRegisterSingletonType<EvilSingleton>("foo.foo", 1, 0, "Singleton",
+ [](QQmlEngine *engine, QJSEngine *) -> QObject * {
+ return new EvilSingleton(engine);
+ });
+
+ QQmlEngine engine;
+ QQmlComponent component(&engine, testFileUrl("evilSingletonInstantiation.qml"));
+ QVERIFY(component.isReady());
+ QScopedPointer<QObject> obj(component.create());
+ QVERIFY(obj);
+}
+
QTEST_MAIN(tst_qqmlengine)
#include "tst_qqmlengine.moc"