#include <QtWebKitWidgets>
#include <QtDebug>

// see https://bugreports.qt-project.org/browse/QTBUG-31988

int main(int argc, char *argv[])
{
    QApplication a(argc, argv);
    char jsCode[] =
            "(function(x){"
            "   switch (typeof x) {"
            "       case 'number':"
            "           return 'number';"
            "       default: "
            "           return 'default: ' + typeof x;"
            "   }"
            "})(7)";

    qDebug() << (new QJSEngine())->evaluate(jsCode).toString();
    qDebug() << (new QWebView())->page()->mainFrame()->evaluateJavaScript(jsCode).toString();
    return 0;
}