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42 #ifndef QBENCHMARK_P_H
43 #define QBENCHMARK_P_H
51 // This file is not part of the Qt API. It exists purely as an
52 // implementation detail. This header file may change from version to
53 // version without notice, or even be removed.
58 #include <QtCore/qglobal.h>
60 #if (defined(Q_OS_LINUX) || defined Q_OS_MAC) && !defined(QT_NO_PROCESS)
61 #define QTESTLIB_USE_VALGRIND
63 #undef QTESTLIB_USE_VALGRIND
66 #include <QtTest/private/qbenchmarkmeasurement_p.h>
67 #include <QtCore/QMap>
68 #include <QtTest/qtest_global.h>
69 #ifdef QTESTLIB_USE_VALGRIND
70 #include <QtTest/private/qbenchmarkvalgrind_p.h>
72 #include <QtTest/private/qbenchmarkevent_p.h>
73 #include <QtTest/private/qbenchmarkmetric_p.h>
77 struct QBenchmarkContext
79 // None of the strings below are assumed to contain commas (see toString() below)
81 QString tag; // from _data() function
85 QString toString() const
87 QString s = QString::fromLatin1("%1,%2,%3").arg(slotName).arg(tag).arg(checkpointIndex);
91 QBenchmarkContext() : checkpointIndex(-1) {}
94 class QBenchmarkResult
97 QBenchmarkContext context;
100 QTest::QBenchmarkMetric metric;
112 const QBenchmarkContext &context, const qreal value, const int iterations,
113 QTest::QBenchmarkMetric metric, bool setByMacro)
116 , iterations(iterations)
118 , setByMacro(setByMacro)
122 bool operator<(const QBenchmarkResult &other) const
124 return (value / iterations) < (other.value / other.iterations);
129 The QBenchmarkGlobalData class stores global benchmark-related data.
130 QBenchmarkGlobalData:current is created at the beginning of qExec()
131 and cleared at the end.
133 class Q_TESTLIB_EXPORT QBenchmarkGlobalData
136 static QBenchmarkGlobalData *current;
138 QBenchmarkGlobalData();
139 ~QBenchmarkGlobalData();
140 enum Mode { WallTime, CallgrindParentProcess, CallgrindChildProcess, TickCounter, EventCounter };
141 void setMode(Mode mode);
142 Mode mode() const { return mode_; }
143 QBenchmarkMeasurerBase *createMeasurer();
144 int adjustMedianIterationCount();
146 QBenchmarkMeasurerBase *measurer;
147 QBenchmarkContext context;
150 int medianIterationCount;
153 QString callgrindOutFileBase;
159 The QBenchmarkTestMethodData class stores all benchmark-related data
160 for the current test case. QBenchmarkTestMethodData:current is
161 created at the beginning of qInvokeTestMethod() and cleared at
164 class Q_TESTLIB_EXPORT QBenchmarkTestMethodData
167 static QBenchmarkTestMethodData *current;
168 QBenchmarkTestMethodData();
169 ~QBenchmarkTestMethodData();
171 // Called once for each data row created by the _data function,
172 // before and after calling the test function itself.
176 bool isBenchmark() const { return result.valid; }
177 bool resultsAccepted() const { return resultAccepted; }
178 int adjustIterationCount(int suggestion);
179 void setResult(qreal value, QTest::QBenchmarkMetric metric, bool setByMacro = true);
181 QBenchmarkResult result;
190 int iterationCount();
191 void setIterationCountHint(int count);
192 void setIterationCount(int count);
194 Q_TESTLIB_EXPORT void beginBenchmarkMeasurement();
195 Q_TESTLIB_EXPORT quint64 endBenchmarkMeasurement();
200 #endif // QBENCHMARK_H