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-/****************************************************************************
-**
-** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the QtTest module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** No Commercial Usage
-** This file contains pre-release code and may not be distributed.
-** You may use this file in accordance with the terms and conditions
-** contained in the Technology Preview License Agreement accompanying
-** this package.
-**
-** 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
-** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
-**
-** In addition, as a special exception, Nokia gives you certain additional
-** rights. These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** If you have questions regarding the use of this file, please contact
-** Nokia at qt-info@nokia.com.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#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 "qbenchmarkmeasurement_p.h"
-#include <QtCore/QMap>
-#include "qtest_global.h"
-#ifdef QTESTLIB_USE_VALGRIND
-#include "qbenchmarkvalgrind_p.h"
-#endif
-#include "qbenchmarkevent_p.h"
-#include "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.
- QBenchmarkGlobalData:current is created at the beginning of qExec()
- and cleared at the end.
-*/
-class QBenchmarkGlobalData
-{
-public:
- static QBenchmarkGlobalData *current;
-
- QBenchmarkGlobalData();
- ~QBenchmarkGlobalData();
- enum Mode { WallTime, CallgrindParentProcess, CallgrindChildProcess, TickCounter, EventCounter };
- void setMode(Mode mode);
- Mode mode() const { return mode_; }
- QBenchmarkMeasurerBase *createMeasurer();
- int adjustMedianIterationCount();
-
- QBenchmarkMeasurerBase *measurer;
- QBenchmarkContext context;
- int walltimeMinimum;
- int iterationCount;
- int medianIterationCount;
- bool createChart;
- bool verboseOutput;
- QString callgrindOutFileBase;
-private:
- Mode mode_;
-};
-
-/*
- The QBenchmarkTestMethodData class stores all benchmark-related data
- for the current test case. QBenchmarkTestMethodData:current is
- created at the beginning of qInvokeTestMethod() and cleared at
- the end.
-*/
-class QBenchmarkTestMethodData
-{
-public:
- static QBenchmarkTestMethodData *current;
- QBenchmarkTestMethodData();
- ~QBenchmarkTestMethodData();
-
- // Called once for each data row created by the _data function,
- // before and after calling the test function itself.
- void beginDataRun();
- void endDataRun();
-
- bool isBenchmark() const { return result.valid; }
- bool resultsAccepted() const { return resultAccepted; }
- int adjustIterationCount(int suggestion);
- void setResult(qreal value, QTest::QBenchmarkMetric metric, bool setByMacro = true);
-
- QBenchmarkResult result;
- bool resultAccepted;
- bool runOnce;
- int iterationCount;
-};
-
-// low-level API:
-namespace QTest
-{
- int iterationCount();
- void setIterationCountHint(int count);
- void setIterationCount(int count);
-
- Q_TESTLIB_EXPORT void beginBenchmarkMeasurement();
- Q_TESTLIB_EXPORT quint64 endBenchmarkMeasurement();
-}
-
-QT_END_NAMESPACE
-
-#endif // QBENCHMARK_H