diff options
Diffstat (limited to 'tests/auto/qml/qqmlengine/tst_qqmlengine.cpp')
| -rw-r--r-- | tests/auto/qml/qqmlengine/tst_qqmlengine.cpp | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp b/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp index 77ebff313e..aae42e9ebb 100644 --- a/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp +++ b/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp @@ -1037,6 +1037,46 @@ void tst_qqmlengine::singletonInstance() { qmlRegisterSingletonType<CppSingleton>("Qt.test",1,0,"NotAmbiguous", [](QQmlEngine* qeng, QJSEngine* jeng) -> QObject* {return CppSingleton::create(qeng, jeng);}); // test that overloads for qmlRegisterSingleton are not ambiguous } + { + // Register QObject* directly + CppSingleton single; + int id = qmlRegisterSingletonInstance("Qt.test", 1, 0, "CppOwned", + &single); + QQmlEngine engine2; + CppSingleton *singlePtr = engine2.singletonInstance<CppSingleton *>(id); + QVERIFY(singlePtr); + QCOMPARE(&single, singlePtr); + QVERIFY(engine2.objectOwnership(singlePtr) == QQmlEngine::CppOwnership); + } + + { + CppSingleton single; + QQmlEngine engineA; + QQmlEngine engineB; + int id = qmlRegisterSingletonInstance("Qt.test", 1, 0, "CppOwned", &single); + auto singlePtr = engineA.singletonInstance<CppSingleton *>(id); + QVERIFY(singlePtr); + singlePtr = engineA.singletonInstance<CppSingleton *>(id); // accessing the singleton multiple times from the same engine is fine + QVERIFY(singlePtr); + QTest::ignoreMessage(QtMsgType::QtCriticalMsg, "<Unknown File>: qmlRegisterSingletonType(): \"CppOwned\" is not available because the callback function returns a null pointer."); + QTest::ignoreMessage(QtMsgType::QtWarningMsg, "<Unknown File>: Singleton registered by registerSingletonInstance must only be accessed from one engine"); + QCOMPARE(&single, singlePtr); + auto noSinglePtr = engineB.singletonInstance<CppSingleton *>(id); + QVERIFY(!noSinglePtr); + } + + { + CppSingleton single; + QThread newThread {}; + single.moveToThread(&newThread); + QCOMPARE(single.thread(), &newThread); + QQmlEngine engineB; + int id = qmlRegisterSingletonInstance("Qt.test", 1, 0, "CppOwned", &single); + QTest::ignoreMessage(QtMsgType::QtCriticalMsg, "<Unknown File>: qmlRegisterSingletonType(): \"CppOwned\" is not available because the callback function returns a null pointer."); + QTest::ignoreMessage(QtMsgType::QtWarningMsg, "<Unknown File>: Registered object must live in the same thread as the engine it was registered with"); + auto noSinglePtr = engineB.singletonInstance<CppSingleton *>(id); + QVERIFY(!noSinglePtr); + } { // Invalid types |