int tst_Suite::qt_metacall(QMetaObject::Call _c, int _id, void **_a)
{
    _id = QObject::qt_metacall(_c, _id, _a);
    if (_id < 0)
        return _id;
    if (_c == QMetaObject::InvokeMetaMethod) {
        QString name = testNames.at(_id);
        QString path = testsDir.absoluteFilePath(name + ".js");
        QString excludeMessage;
        if (isExcludedTest(name, &excludeMessage)) {
            QTest::qSkip(excludeMessage.toLatin1(), QTest::SkipAll, path.toLatin1(), -1);
        } else {
            QScriptEngine engine;
            engine.evaluate(mjsunitContents).toString();
            if (engine.hasUncaughtException()) {
                QStringList bt = engine.uncaughtExceptionBacktrace();
                QString err = engine.uncaughtException().toString();
                qWarning("%s\n%s", qPrintable(err), qPrintable(bt.join("\n")));
            } else {
                QScriptValue fakeFail = engine.newFunction(qscript_fail);
                fakeFail.setData(engine.globalObject().property("fail"));
                engine.globalObject().setProperty("fail", fakeFail);
                QString contents = readFile(path);
                QScriptValue ret = engine.evaluate(contents);
                if (engine.hasUncaughtException()) {
                    if (!ret.isError()) {
                        Q_ASSERT(ret.instanceOf(engine.globalObject().property("MjsUnitAssertionError")));
                        QString actual = ret.property("actual").toString();
                        QString expected = ret.property("expected").toString();
                        int lineNumber = ret.property("lineNumber").toInt32();
                        QString failMessage;
                        if (isExpectedFailure(name, actual, expected, &failMessage)) {
                            QTest::qExpectFail("", failMessage.toLatin1(),
                                               QTest::Continue, path.toLatin1(),
                                               lineNumber);
                        }
#ifdef GENERATE_ADDEXPECTEDFAILURE_CODE
                        else {
                            generatedAddExpectedFailureCode.append(
                                "    addExpectedFailure(\"" + name
                                + "\", \"" + actual + "\", \"" + expected
                                + "\", willFixInNextReleaseMessage);\n");
                        }
#endif
                        QTest::qCompare(actual, expected, "actual", "expect",
                                        path.toLatin1(), lineNumber);
                    } else {
                        int lineNumber = ret.property("lineNumber").toInt32();
                        QTest::qExpectFail("", ret.toString().toLatin1(),
                                           QTest::Continue, path.toLatin1(), lineNumber);
                        QTest::qVerify(false, ret.toString().toLatin1(), "", path.toLatin1(), lineNumber);
                    }
                }
            }
        }
        _id -= testNames.size();
    }
    return _id;
}
void tst_QScriptV8TestSuite::runTestFunction(int testIndex)
{
    QString name = testNames.at(testIndex);
    QString path = testsDir.absoluteFilePath(name + ".js");

    QString excludeMessage;
    if (isExcludedTest(name, &excludeMessage)) {
        QTest::qSkip(excludeMessage.toLatin1(), path.toLatin1(), -1);
        return;
    }

    QScriptEngine engine;
    engine.evaluate(mjsunitContents);
    if (engine.hasUncaughtException()) {
        QStringList bt = engine.uncaughtExceptionBacktrace();
        QString err = engine.uncaughtException().toString();
        qWarning("%s\n%s", qPrintable(err), qPrintable(bt.join("\n")));
    } else {
        // Prepare to intercept calls to mjsunit's fail() function.
        QScriptValue fakeFail = engine.newFunction(qscript_fail);
        fakeFail.setData(engine.globalObject().property("fail"));
        engine.globalObject().setProperty("fail", fakeFail);

        QString contents = readFile(path);
        QScriptValue ret = engine.evaluate(contents);
        if (engine.hasUncaughtException()) {
            if (!ret.isError()) {
                int lineNumber = ret.property("lineNumber").toInt32();
                QTest::qVerify(ret.instanceOf(engine.globalObject().property("MjsUnitAssertionError")),
                               ret.toString().toLatin1(),
                               "",
                               path.toLatin1(),
                               lineNumber);
                QString actual = ret.property("actual").toString();
                QString expected = ret.property("expected").toString();
                QString failMessage;
                if (shouldGenerateExpectedFailures) {
                    if (ret.property("message").isString())
                        failMessage = ret.property("message").toString();
                    addExpectedFailure(name, actual, expected, failMessage);
                } else if (isExpectedFailure(name, actual, expected, &failMessage)) {
                    QTest::qExpectFail("", failMessage.toLatin1(),
                                       QTest::Continue, path.toLatin1(),
                                       lineNumber);
                }
                QTest::qCompare(actual, expected, "actual", "expect",
                                path.toLatin1(), lineNumber);
            } else {
                int lineNumber = ret.property("lineNumber").toInt32();
                QTest::qExpectFail("", ret.toString().toLatin1(),
                                   QTest::Continue, path.toLatin1(), lineNumber);
                QTest::qVerify(false, ret.toString().toLatin1(), "", path.toLatin1(), lineNumber);
            }
        }
    }
}