Initial commit.

3rdparty/qjson/tests/benchmarks/qlocalevsstrtod_l.cpp

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+/* 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"