/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
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** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
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** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
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** GNU General Public License Usage
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** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
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****************************************************************************/

// This JavaScript file is a single, large, imported script.
// It is imported by another script.

function testFunc(seedValue) {
    var retn = 0.155;
    var firstFactor = calculateFirstFactor(seedValue);
    var secondFactor = calculateSecondFactor(seedValue);
    var modificationTerm = calculateModificationTerm(seedValue);

    // do some regexp matching
    var someString = "This is a random string which we'll perform regular expression matching on to reduce considerably.  This is meant to be part of a complex javascript expression whose evaluation takes considerably longer than the creation cost of QScriptValue.";
    var regexpPattern = new RegExp("is", "i");
    var regexpOutputLength = 0;
    var temp = regexpPattern.exec(someString);
    while (temp == "is") {
        regexpOutputLength += 4;
        regexpOutputLength *= 2;
        temp = regexpPattern.exec(someString);
        if (regexpOutputLength > (seedValue * 3)) {
            temp = "break";
        }
    }

    // spin in a for loop for a while
    var i = 0;
    var j = 0;
    var cumulativeTotal = 3;
    for (i = 20; i > 1; i--) {
        for (j = 31; j > 5; j--) {
            var branchVariable = i + j;
            if (branchVariable % 3 == 0) {
                cumulativeTotal -= secondFactor;
            } else {
                cumulativeTotal += firstFactor;
            }

            if (cumulativeTotal > (seedValue * 50)) {
                break;
            }
        }
    }
    retn *= (1 + (cumulativeTotal * 0.001));
    retn *= (seedValue + retn);
    return retn;
}

function calculateFirstFactor(seedValue) {
    var firstFactor = (0.45 * (9.3 / 3.1) - 0.90);
    firstFactor *= (1 + (0.000015 / seedValue));
    return firstFactor;
}

function calculateSecondFactor(seedValue) {
    var secondFactor = 0.78 * (6.3 / 2.1) - (0.39 * 4);
    secondFactor *= (1 + (0.000015 / seedValue));
    return secondFactor;
}

function calculateModificationTerm(seedValue) {
    var modificationTerm = (12 + (9*7) - 54 + 16 - ((calculateFirstFactor(seedValue) * seedValue) / 3) + (4*calculateSecondFactor(seedValue) * seedValue * 1.33)) + (calculateSecondFactor(seedValue) * seedValue);
    modificationTerm = modificationTerm + (33/2) + 19 - (9*2) - (61*3) + 177;
    return modificationTerm;
}
