1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
|
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** 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 either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** 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
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://www.qtsoftware.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QBENCHMARK_P_H
#define QBENCHMARK_P_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(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"
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(QLatin1String("%1,%2,%3")).arg(slotName).arg(tag).arg(checkpointIndex);
return s;
}
QBenchmarkContext() : checkpointIndex(-1) {}
};
class QBenchmarkResult
{
public:
QBenchmarkContext context;
qint64 value;
int iterations;
bool valid;
QBenchmarkResult()
: value(-1)
, iterations(-1)
, valid(false)
{ }
QBenchmarkResult(const QBenchmarkContext &context, const qint64 value, const int iterations)
: context(context)
, value(value)
, iterations(iterations)
, 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(qint64 value);
QBenchmarkResult result;
bool resultAccepted;
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 qint64 endBenchmarkMeasurement();
void setResult(qint64 result);
void setResult(const QString &tag, qint64 result);
}
QT_END_NAMESPACE
#endif // QBENCHMARK_H
|
