diff options
author | Andrei Golubev <andrei.golubev@qt.io> | 2021-02-08 15:42:59 +0100 |
---|---|---|
committer | Andrei Golubev <andrei.golubev@qt.io> | 2021-02-12 12:00:09 +0100 |
commit | f3281ca869420df83d618c255aa7d62e63a102d5 (patch) | |
tree | 4c990b4253313c3826dfb840cf427e8efa15b341 /tests | |
parent | 9c282fe2e90eec05e160241069c219c7f09f4078 (diff) |
Support runtime functions evaluation by index through QQmlEngine
Add execution function that can evaluate runtime functions available
in the compilation unit. Private API for now as it's unclear what would
be a comprehensive solution to support all existing use cases
Task-number: QTBUG-84368
Task-number: QTBUG-91039
Change-Id: Icf755b53484587d7983eaae4821c1aa0111d5c05
Reviewed-by: Ulf Hermann <ulf.hermann@qt.io>
Diffstat (limited to 'tests')
-rw-r--r-- | tests/auto/qml/qqmlengine/data/runtimeFunctions.qml | 6 | ||||
-rw-r--r-- | tests/auto/qml/qqmlengine/tst_qqmlengine.cpp | 35 |
2 files changed, 41 insertions, 0 deletions
diff --git a/tests/auto/qml/qqmlengine/data/runtimeFunctions.qml b/tests/auto/qml/qqmlengine/data/runtimeFunctions.qml new file mode 100644 index 0000000000..c14c13b540 --- /dev/null +++ b/tests/auto/qml/qqmlengine/data/runtimeFunctions.qml @@ -0,0 +1,6 @@ +import QtQml 2.15 +QtObject { + function getConstantValue() { return 42; } + function squareValue(x) { return x * x; } + function concatenate(str1, str2) { return str1 + str2; } +} diff --git a/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp b/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp index 1abec1fa56..4e4292bac7 100644 --- a/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp +++ b/tests/auto/qml/qqmlengine/tst_qqmlengine.cpp @@ -85,6 +85,7 @@ private slots: void cachedGetterLookup_qtbug_75335(); void createComponentOnSingletonDestruction(); void uiLanguage(); + void executeRuntimeFunction(); public slots: QObject *createAQObjectForOwnershipTest () @@ -1234,6 +1235,40 @@ void tst_qqmlengine::uiLanguage() } } +void tst_qqmlengine::executeRuntimeFunction() +{ + QQmlEngine engine; + QQmlEnginePrivate *priv = QQmlEnginePrivate::get(std::addressof(engine)); + + const QUrl url = testFileUrl("runtimeFunctions.qml"); + QQmlComponent component(&engine, url); + QScopedPointer<QObject> dummy(component.create()); + + // getConstantValue(): + const int constant = qjsvalue_cast<int>(priv->executeRuntimeFunction(url, 0, dummy.get())); + QCOMPARE(constant, 42); + + // squareValue(): + int x = 5; + void *a0[] = { nullptr, const_cast<void *>(reinterpret_cast<const void *>(std::addressof(x))) }; + int t0[] = { 1, QMetaTypeId2<int>::qt_metatype_id() }; + const int squared = + qjsvalue_cast<int>(priv->executeRuntimeFunction(url, 1, dummy.get(), a0, t0)); + QCOMPARE(squared, x * x); + + // concatenate(): + QString str1 = QStringLiteral("Hello"); // uses "raw data" storage + QString str2 = QLatin1String(", Qml"); // uses own QString storage + void *a1[] = { nullptr, + const_cast<void *>(reinterpret_cast<const void *>(std::addressof(str1))), + const_cast<void *>(reinterpret_cast<const void *>(std::addressof(str2))) }; + int t1[] = { 2, QMetaTypeId2<QString>::qt_metatype_id(), + QMetaTypeId2<QString>::qt_metatype_id() }; + QString concatenated = + qjsvalue_cast<QString>(priv->executeRuntimeFunction(url, 2, dummy.get(), a1, t1)); + QCOMPARE(concatenated, str1 + str2); +} + QTEST_MAIN(tst_qqmlengine) #include "tst_qqmlengine.moc" |