diff options
Diffstat (limited to 'tests/auto/qml/qqmlengine/tst_qqmlengine.cpp')
| -rw-r--r-- | tests/auto/qml/qqmlengine/tst_qqmlengine.cpp | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp b/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp index d782df3e7f..ab4c083b65 100644 --- a/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp +++ b/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp @@ -84,6 +84,7 @@ private slots: void aggressiveGc(); void cachedGetterLookup_qtbug_75335(); void createComponentOnSingletonDestruction(); + void uiLanguage(); public slots: QObject *createAQObjectForOwnershipTest () @@ -1175,6 +1176,38 @@ void tst_qqmlengine::createComponentOnSingletonDestruction() QVERIFY(obj); } +void tst_qqmlengine::uiLanguage() +{ + QQmlEngine engine; + + QObject::connect(&engine, &QJSEngine::uiLanguageChanged, [&engine]() { + engine.retranslate(); + }); + + QSignalSpy uiLanguageChangeSpy(&engine, SIGNAL(uiLanguageChanged())); + + QQmlComponent component(&engine, testFileUrl("uiLanguage.qml")); + + QTest::ignoreMessage(QtMsgType::QtWarningMsg, (component.url().toString() + ":2:1: QML QtObject: Binding loop detected for property \"textToTranslate\"").toLatin1()); + QScopedPointer<QObject> object(component.create()); + QVERIFY(!object.isNull()); + + QVERIFY(engine.uiLanguage().isEmpty()); + QCOMPARE(object->property("numberOfTranslationBindingEvaluations").toInt(), 1); + + QTest::ignoreMessage(QtMsgType::QtWarningMsg, (component.url().toString() + ":2:1: QML QtObject: Binding loop detected for property \"textToTranslate\"").toLatin1()); + engine.setUiLanguage("TestLanguage"); + QCOMPARE(object->property("numberOfTranslationBindingEvaluations").toInt(), 2); + QCOMPARE(object->property("chosenLanguage").toString(), "TestLanguage"); + + + QTest::ignoreMessage(QtMsgType::QtWarningMsg, (component.url().toString() + ":2:1: QML QtObject: Binding loop detected for property \"textToTranslate\"").toLatin1()); + engine.evaluate("Qt.uiLanguage = \"anotherLanguage\""); + QCOMPARE(engine.uiLanguage(), QString("anotherLanguage")); + QCOMPARE(object->property("numberOfTranslationBindingEvaluations").toInt(), 3); + QCOMPARE(object->property("chosenLanguage").toString(), "anotherLanguage"); +} + QTEST_MAIN(tst_qqmlengine) #include "tst_qqmlengine.moc" |