/****************************************************************************

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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

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** Contact: Nokia Corporation (qt-info@nokia.com)

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** This file is part of the QtTest module of the Qt Toolkit.

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** contained in the Technology Preview License Agreement accompanying

** this package.

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** 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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**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

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** If you have questions regarding the use of this file, please contact

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** $QT_END_LICENSE$

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****************************************************************************/

#include "QtTest/private/qtestresult_p.h"

#include "QtTest/qtestassert.h"

#include "QtTest/private/qtestlog_p.h"

#include "QtTest/private/qplaintestlogger_p.h"

#include "QtTest/private/qbenchmark_p.h"

#include <stdarg.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#ifdef Q_OS_WIN

#include "windows.h"

#endif

#if defined(Q_OS_SYMBIAN)

#include <e32debug.h>

#endif

#ifdef Q_OS_WINCE

#include <QtCore/QString>

#endif

#include <QtCore/QByteArray>

#include <QtCore/qmath.h>

QT_BEGIN_NAMESPACE

namespace QTest {

#if defined(Q_OS_WIN) && !defined(Q_OS_WINCE)

    static CRITICAL_SECTION outputCriticalSection;

    static HANDLE hConsole = INVALID_HANDLE_VALUE;

    static WORD consoleAttributes = 0;

    static const char *qWinColoredMsg(int prefix, int color, const char *msg)

    {

        if (!hConsole)

            return msg;

        WORD attr = consoleAttributes & ~(FOREGROUND_GREEN | FOREGROUND_BLUE

                  | FOREGROUND_RED | FOREGROUND_INTENSITY);

        if (prefix)

            attr |= FOREGROUND_INTENSITY;

        if (color == 32)

            attr |= FOREGROUND_GREEN;

        if (color == 36)

            attr |= FOREGROUND_BLUE | FOREGROUND_GREEN;

        if (color == 31)

            attr |= FOREGROUND_RED | FOREGROUND_INTENSITY;

        if (color == 37)

            attr |= FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE;

        if (color == 33)

            attr |= FOREGROUND_RED | FOREGROUND_GREEN;

        SetConsoleTextAttribute(hConsole, attr);

        printf(msg);

        SetConsoleTextAttribute(hConsole, consoleAttributes);

        return "";

    }

# define COLORED_MSG(prefix, color, msg) colored ? qWinColoredMsg(prefix, color, msg) : msg

#else

# define COLORED_MSG(prefix, color, msg) colored && QAbstractTestLogger::isTtyOutput() ? "\033["#prefix";"#color"m" msg "\033[0m" : msg

#endif

    static const char *incidentType2String(QAbstractTestLogger::IncidentTypes type)

    {

        static bool colored = (!qgetenv("QTEST_COLORED").isEmpty());

        switch (type) {

        case QAbstractTestLogger::Pass:

            return COLORED_MSG(0, 32, "PASS   "); //green

        case QAbstractTestLogger::XFail:

            return COLORED_MSG(1, 32, "XFAIL  "); //light green

        case QAbstractTestLogger::Fail:

            return COLORED_MSG(0, 31, "FAIL!  "); //red

        case QAbstractTestLogger::XPass:

            return COLORED_MSG(0, 31, "XPASS  "); //red, too

        }

        return "??????";

    }

    static const char *benchmarkResult2String()

    {

        static bool colored = (!qgetenv("QTEST_COLORED").isEmpty());

        return COLORED_MSG(0, 36, "RESULT "); // cyan

    }

    static const char *messageType2String(QAbstractTestLogger::MessageTypes type)

    {

#ifdef Q_OS_WIN

        static bool colored = (!qgetenv("QTEST_COLORED").isEmpty());

#else

        static bool colored = ::getenv("QTEST_COLORED");

#endif

        switch (type) {

        case QAbstractTestLogger::Skip:

            return COLORED_MSG(0, 37, "SKIP   "); //white

        case QAbstractTestLogger::Warn:

            return COLORED_MSG(0, 33, "WARNING"); // yellow

        case QAbstractTestLogger::QWarning:

            return COLORED_MSG(1, 33, "QWARN  ");

        case QAbstractTestLogger::QDebug:

            return COLORED_MSG(1, 33, "QDEBUG ");

        case QAbstractTestLogger::QSystem:

            return COLORED_MSG(1, 33, "QSYSTEM");

        case QAbstractTestLogger::QFatal:

            return COLORED_MSG(0, 31, "QFATAL "); // red

        case QAbstractTestLogger::Info:

            return "INFO   "; // no coloring

        }

        return "??????";

    }

    static void outputMessage(const char *str)

    {

#if defined(Q_OS_WINCE)

        QString strUtf16 = QString::fromLatin1(str);

        const int maxOutputLength = 255;

        do {

            QString tmp = strUtf16.left(maxOutputLength);

            OutputDebugString((wchar_t*)tmp.utf16());

            strUtf16.remove(0, maxOutputLength);

        } while (!strUtf16.isEmpty());

        if (QTestLog::outputFileName())

#elif defined(Q_OS_WIN)

        EnterCriticalSection(&outputCriticalSection);

        // OutputDebugString is not threadsafe

        OutputDebugStringA(str);

        LeaveCriticalSection(&outputCriticalSection);

#elif defined(Q_OS_SYMBIAN)

        // RDebug::Print has a cap of 256 characters so break it up

        TPtrC8 ptr(reinterpret_cast<const TUint8*>(str));

        _LIT(format, "[QTestLib] %S");

        const int maxBlockSize = 256 - ((const TDesC &)format).Length();

        HBufC* hbuffer = HBufC::New(maxBlockSize);

        if(hbuffer) {

            for (int i = 0; i < ptr.Length(); i += maxBlockSize) {

                int size = Min(maxBlockSize, ptr.Length() - i);

                hbuffer->Des().Copy(ptr.Mid(i, size));

                RDebug::Print(format, hbuffer);

            }

        }

        else {

            // fast, no allocations, but truncates silently

            RDebug::RawPrint(format);

            TPtrC8 ptr(reinterpret_cast<const TUint8*>(str));

            RDebug::RawPrint(ptr);

            RDebug::RawPrint(_L8("\n"));

        }

#endif

        QAbstractTestLogger::outputString(str);

    }

    static void printMessage(const char *type, const char *msg, const char *file = 0, int line = 0)

    {

        QTEST_ASSERT(type);

        QTEST_ASSERT(msg);

        QTestCharBuffer buf;

        const char *fn = QTestResult::currentTestFunction() ? QTestResult::currentTestFunction()

            : "UnknownTestFunc";

        const char *tag = QTestResult::currentDataTag() ? QTestResult::currentDataTag() : "";

        const char *gtag = QTestResult::currentGlobalDataTag()

                         ? QTestResult::currentGlobalDataTag()

                         : "";

        const char *filler = (tag[0] && gtag[0]) ? ":" : "";

        if (file) {

            QTest::qt_asprintf(&buf, "%s: %s::%s(%s%s%s)%s%s\n"

#ifdef Q_OS_WIN

                          "%s(%d) : failure location\n"

#else

                          "   Loc: [%s(%d)]\n"

#endif

                          , type, QTestResult::currentTestObjectName(), fn, gtag, filler, tag,

                          msg[0] ? " " : "", msg, file, line);

        } else {

            QTest::qt_asprintf(&buf, "%s: %s::%s(%s%s%s)%s%s\n",

                    type, QTestResult::currentTestObjectName(), fn, gtag, filler, tag,

                    msg[0] ? " " : "", msg);

        }

        // In colored mode, printf above stripped our nonprintable control characters.

        // Put them back.

        memcpy(buf.data(), type, strlen(type));

        outputMessage(buf.data());

    }

    template <typename T>

    static int countSignificantDigits(T num)

    {

        if (num <= 0)

            return 0;

        int digits = 0;

        qreal divisor = 1;

        while (num / divisor >= 1) {

            divisor *= 10;

            ++digits;

        }

        return digits;

    }

    // Pretty-prints a benchmark result using the given number of digits.

    template <typename T> QString formatResult(T number, int significantDigits)

    {

        if (number < T(0))

            return QLatin1String("NAN");

        if (number == T(0))

            return QLatin1String("0");

        QString beforeDecimalPoint = QString::number(qint64(number), 'f', 0);

        QString afterDecimalPoint = QString::number(number, 'f', 20);

        afterDecimalPoint.remove(0, beforeDecimalPoint.count() + 1);

        int beforeUse = qMin(beforeDecimalPoint.count(), significantDigits);

        int beforeRemove = beforeDecimalPoint.count() - beforeUse;

        // Replace insignificant digits before the decimal point with zeros.

        beforeDecimalPoint.chop(beforeRemove);

        for (int i = 0; i < beforeRemove; ++i) {

            beforeDecimalPoint.append(QLatin1Char('0'));

        }

        int afterUse = significantDigits - beforeUse;

        // leading zeroes after the decimal point does not count towards the digit use.

        if (beforeDecimalPoint == QLatin1String("0") && afterDecimalPoint.isEmpty() == false) {

            ++afterUse;

            int i = 0;

            while (i < afterDecimalPoint.count() && afterDecimalPoint.at(i) == QLatin1Char('0')) {

                ++i;

            }

            afterUse += i;

        }

        int afterRemove = afterDecimalPoint.count() - afterUse;

        afterDecimalPoint.chop(afterRemove);

        QChar separator = QLatin1Char(',');

        QChar decimalPoint = QLatin1Char('.');

        // insert thousands separators

        int length = beforeDecimalPoint.length();

        for (int i = beforeDecimalPoint.length() -1; i >= 1; --i) {

            if ((length - i) % 3 == 0)

                beforeDecimalPoint.insert(i, separator);

        }

        QString print;

        print = beforeDecimalPoint;

        if (afterUse > 0)

            print.append(decimalPoint);

        print += afterDecimalPoint;

        return print;

    }

    template <typename T>

    int formatResult(char * buffer, int bufferSize, T number, int significantDigits)

    {

        QString result = formatResult(number, significantDigits);

        qstrncpy(buffer, result.toAscii().constData(), bufferSize);

        int size = result.count();

        return size;

    }

//    static void printBenchmarkResult(const char *bmtag, int value, int iterations)

    static void printBenchmarkResult(const QBenchmarkResult &result)

    {

        const char *bmtag = QTest::benchmarkResult2String();

        char buf1[1024];

        QTest::qt_snprintf(

            buf1, sizeof(buf1), "%s: %s::%s",

            bmtag,

            QTestResult::currentTestObjectName(),

            result.context.slotName.toAscii().data());

        char bufTag[1024];

        bufTag[0] = 0;

        QByteArray tag = result.context.tag.toAscii();

        if (tag.isEmpty() == false) {

            QTest::qt_snprintf(bufTag, sizeof(bufTag), ":\"%s\"", tag.data());

        }

        char fillFormat[8];

        int fillLength = 5;

        QTest::qt_snprintf(

            fillFormat, sizeof(fillFormat), ":\n%%%ds", fillLength);

        char fill[1024];

        QTest::qt_snprintf(fill, sizeof(fill), fillFormat, "");

        QByteArray unitText = QBenchmarkGlobalData::current->measurer->unitText().toAscii();

        qreal valuePerIteration = qreal(result.value) / qreal(result.iterations);

        char resultBuffer[100] = "";

        formatResult(resultBuffer, 100, valuePerIteration, countSignificantDigits(result.value));

        QByteArray iterationText = "per iteration";

        char buf2[1024];

        Q_ASSERT(result.iterations > 0);

        QTest::qt_snprintf(

            buf2, sizeof(buf2), "%s %s %s",

            resultBuffer,

            unitText.data(),

            iterationText.data());

        char buf3[1024];

        Q_ASSERT(result.iterations > 0);

        QTest::qt_snprintf(

            buf3, sizeof(buf3), " (total: %s, iterations: %d)\n",

            QByteArray::number(result.value).constData(), // no 64-bit qt_snprintf support

            result.iterations);

        char buf[1024];

        QTest::qt_snprintf(buf, sizeof(buf), "%s%s%s%s%s", buf1, bufTag, fill, buf2, buf3);

        memcpy(buf, bmtag, strlen(bmtag));

        outputMessage(buf);

    }

}

QPlainTestLogger::QPlainTestLogger()

{

#if defined(Q_OS_WIN) && !defined(Q_OS_WINCE)

    InitializeCriticalSection(&QTest::outputCriticalSection);

    QTest::hConsole = GetStdHandle(STD_OUTPUT_HANDLE);

    if (QTest::hConsole != INVALID_HANDLE_VALUE) {

        CONSOLE_SCREEN_BUFFER_INFO info;

        if (GetConsoleScreenBufferInfo(QTest::hConsole, &info)) {

            QTest::consoleAttributes = info.wAttributes;

        } else {

            QTest::hConsole = INVALID_HANDLE_VALUE;

        }

    }

#endif

}

QPlainTestLogger::~QPlainTestLogger()

{

#if defined(Q_OS_WIN) && !defined(Q_OS_WINCE)

	DeleteCriticalSection(&QTest::outputCriticalSection);

#endif

}

void QPlainTestLogger::startLogging()

{

    QAbstractTestLogger::startLogging();

    char buf[1024];

    if (QTestLog::verboseLevel() < 0) {

        QTest::qt_snprintf(buf, sizeof(buf), "Testing %s\n",

                           QTestResult::currentTestObjectName());

    } else {

        QTest::qt_snprintf(buf, sizeof(buf),

                         "********* Start testing of %s *********\n"

                         "Config: Using QTest library " QTEST_VERSION_STR

                         ", Qt %s\n", QTestResult::currentTestObjectName(), qVersion());

    }

    QTest::outputMessage(buf);

}

void QPlainTestLogger::stopLogging()

{

    char buf[1024];

    if (QTestLog::verboseLevel() < 0) {

        QTest::qt_snprintf(buf, sizeof(buf), "Totals: %d passed, %d failed, %d skipped\n",

                           QTestResult::passCount(), QTestResult::failCount(),

                           QTestResult::skipCount());

    } else {

        QTest::qt_snprintf(buf, sizeof(buf),

                         "Totals: %d passed, %d failed, %d skipped\n"

                         "********* Finished testing of %s *********\n",

                         QTestResult::passCount(), QTestResult::failCount(),

                         QTestResult::skipCount(), QTestResult::currentTestObjectName());

    }

    QTest::outputMessage(buf);

    QAbstractTestLogger::stopLogging();

}

void QPlainTestLogger::enterTestFunction(const char * /*function*/)

{

    if (QTestLog::verboseLevel() >= 1)

        QTest::printMessage(QTest::messageType2String(Info), "entering");

}

void QPlainTestLogger::leaveTestFunction()

{

}

void QPlainTestLogger::addIncident(IncidentTypes type, const char *description,

                                   const char *file, int line)

{

    // suppress PASS in silent mode

    if (type == QAbstractTestLogger::Pass && QTestLog::verboseLevel() < 0)

        return;

    QTest::printMessage(QTest::incidentType2String(type), description, file, line);

}

void QPlainTestLogger::addBenchmarkResult(const QBenchmarkResult &result)

{

//    QTest::printBenchmarkResult(QTest::benchmarkResult2String(), value, iterations);

    QTest::printBenchmarkResult(result);

}

void QPlainTestLogger::addMessage(MessageTypes type, const char *message,

                                  const char *file, int line)

{

    // suppress PASS in silent mode

    if ((type == QAbstractTestLogger::Skip || type == QAbstractTestLogger::Info)

       && QTestLog::verboseLevel() < 0)

        return;

    QTest::printMessage(QTest::messageType2String(type), message, file, line);

}

QT_END_NAMESPACE