#include <QCoreApplication>
#include <QXmlQuery>

auto transform =
        R"XSL(<?xml version="1.0" encoding="UTF-8"?>
        <xsl:stylesheet version="2.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:fo="http://www.w3.org/1999/XSL/Format">
            <xsl:output method="text" encoding="UTF-8"/>
            <xsl:template match="/root">
                <xsl:apply-templates select="*"/>
            </xsl:template>
        </xsl:stylesheet>)XSL";

int main(int argc, char *argv[])
{
    QCoreApplication a(argc, argv);

    QXmlQuery query(QXmlQuery::XSLT20);
    query.setFocus("<root><test/></root>");
    query.setQuery(transform);

    return 0;
}