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strawberry/3rdparty/qjson/tests/benchmarks/qlocalevsstrtod_l.cpp
2018-02-27 18:06:05 +01:00

71 lines
1.9 KiB
C++

/* This file is part of QJson
*
* Copyright (C) 2014 Sune Vuorela <sune@ange.dk>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <QObject>
#include <QtTest>
#include <locale.h>
class QLocaleVsStrtod_l : public QObject {
Q_OBJECT
private Q_SLOTS:
void benchmark();
void benchmark_data();
};
void QLocaleVsStrtod_l::benchmark() {
QFETCH(bool, useQLocale);
QList<char*> l;
l << strdup("0.123") << strdup("0.947834") << strdup("8.8373") << strdup("884.82921");
double result;
if(useQLocale) {
QLocale c(QLocale::C);
QBENCHMARK {
Q_FOREACH(const char* str, l) {
result = c.toDouble(QString(str));
}
}
} else {
locale_t c = newlocale(LC_NUMERIC_MASK, "C", NULL);
QBENCHMARK {
Q_FOREACH(const char* str, l) {
result = strtod_l(str, NULL, c);
}
}
}
Q_FOREACH(char* str, l) {
free(str);
}
}
void QLocaleVsStrtod_l::benchmark_data() {
QTest::addColumn<bool>("useQLocale");
QTest::newRow("using QLocale") << true;
QTest::newRow("using strtod_l") << false;
}
QTEST_MAIN(QLocaleVsStrtod_l);
#include "qlocalevsstrtod_l.moc"