void KEduVocDocumentValidatorTest::testConjugations()
{
    KEduVocConjugation conjugation;
    conjugation.setConjugation(KEduVocText("first-singular"), KEduVocWordFlag::First | KEduVocWordFlag::Singular);
    QCOMPARE(conjugation.conjugation(KEduVocWordFlag::First | KEduVocWordFlag::Singular).text(), QString("first-singular"));

    QDomDocument doc = QDomDocument("test doc");
    QDomElement root = doc.createElement( "kvtml" );
    doc.appendChild(root);
    conjugation.toKVTML2(root, "tense");

    qDebug() << root.text();

    KEduVocConjugation *con2 = KEduVocConjugation::fromKVTML2(root);

    QCOMPARE(conjugation.conjugation(KEduVocWordFlag::First | KEduVocWordFlag::Singular).text(), con2->conjugation(KEduVocWordFlag::First | KEduVocWordFlag::Singular).text());
    delete con2;
}
KEduVocConjugation* KEduVocConjugation::fromKVTML2(QDomElement & parent)
{
    // sanity check
    if (parent.isNull()) {
        return 0;
    }

    QMap<int, KEduVocWordFlag::Flags> numbers;
    numbers[0] = KEduVocWordFlag::Singular;
    numbers[1] = KEduVocWordFlag::Dual;
    numbers[2] = KEduVocWordFlag::Plural;
    QMap<int, KEduVocWordFlag::Flags> persons;
    persons[0] = KEduVocWordFlag::First;
    persons[1] = KEduVocWordFlag::Second;
    persons[2] = (KEduVocWordFlag::Flags)((int)KEduVocWordFlag::Third | (int)KEduVocWordFlag::Masculine);
    persons[3] = (KEduVocWordFlag::Flags)((int)KEduVocWordFlag::Third | (int)KEduVocWordFlag::Feminine);
    persons[4] = (KEduVocWordFlag::Flags)((int)KEduVocWordFlag::Third | (int)KEduVocWordFlag::Neuter);


    KEduVocConjugation* conjugation = new KEduVocConjugation;

    for ( int num = 0; num <= 2; num++ ) {
        QDomElement numberElement = parent.firstChildElement( KVTML_GRAMMATICAL_NUMBER[num] );

        if (numberElement.hasChildNodes()) {
            for (int person = 0; person < 5; person++) {
                QDomElement personElement = numberElement.firstChildElement( KVTML_GRAMMATICAL_PERSON[person] );
                if (!personElement.isNull()) {
                    KEduVocText text;
                    text.fromKVTML2(personElement);
                    if (text.text().isEmpty()) {
                        // compatibility for kde 4.0. There the text was directly below the person, not enabling grades per conjugation form.
                        text.setText(personElement.text());
                    }
                    conjugation->setConjugation(text, persons[person] | numbers[num]);
                }
            }
        }
    }
    return conjugation;
}