source: trunk/src/testlib/qbenchmark_p.h@ 1168

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#ifndef QBENCHMARK_P_H
#define QBENCHMARK_P_H

#include <stdlib.h>

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <QtCore/qglobal.h>

#if (defined(Q_OS_LINUX) || defined Q_OS_MAC) && !defined(QT_NO_PROCESS)
#define QTESTLIB_USE_VALGRIND 
#else
#undef QTESTLIB_USE_VALGRIND
#endif

#include "QtTest/private/qbenchmarkmeasurement_p.h"
#include <QtCore/QMap>
#include <QtTest/qtest_global.h>
#ifdef QTESTLIB_USE_VALGRIND
#include "QtTest/private/qbenchmarkvalgrind_p.h"
#endif
#include "QtTest/private/qbenchmarkevent_p.h"
#include "QtTest/private/qbenchmarkmetric_p.h"

QT_BEGIN_NAMESPACE

struct QBenchmarkContext
{
    // None of the strings below are assumed to contain commas (see toString() below)
    QString slotName;
    QString tag; // from _data() function

    int checkpointIndex;

    QString toString() const
    {
        QString s = QString::fromLatin1("%1,%2,%3").arg(slotName).arg(tag).arg(checkpointIndex);
        return s;
    }

    QBenchmarkContext() : checkpointIndex(-1) {}
};

class QBenchmarkResult
{
public:
    QBenchmarkContext context;
    qreal value;
    int iterations;
    QTest::QBenchmarkMetric metric;
    bool setByMacro;
    bool valid;

    QBenchmarkResult()
    : value(-1)
    , iterations(-1)
    , setByMacro(true)
    , valid(false)
    { }

    QBenchmarkResult(
        const QBenchmarkContext &context, const qreal value, const int iterations,
        QTest::QBenchmarkMetric metric, bool setByMacro)
        : context(context)
        , value(value)
        , iterations(iterations)
        , metric(metric)
        , setByMacro(setByMacro)
        , valid(true)
    { }

    bool operator<(const QBenchmarkResult &other) const 
    {
        return (value / iterations) < (other.value / other.iterations);
    }
};

/*
    The QBenchmarkGlobalData class stores global benchmark-related data.