1 files changed, 193 insertions, 0 deletions
diff --git a/tests/benchmarks/corelib/text/qstring/main.cpp b/tests/benchmarks/corelib/text/qstring/main.cpp
new file mode 100644
index 0000000000..826a843c10
--- /dev/null
+++ b/tests/benchmarks/corelib/text/qstring/main.cpp
@@ -0,0 +1,193 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include <QStringList>
+#include <QFile>
+#include <QtTest/QtTest>
+
+class tst_QString: public QObject
+{
+    Q_OBJECT
+public:
+    tst_QString();
+private slots:
+    void section_regexp_data() { section_data_impl(); }
+    void section_regexp() { section_impl<QRegExp>(); }
+    void section_regularexpression_data() { section_data_impl(); }
+    void section_regularexpression() { section_impl<QRegularExpression>(); }
+    void section_string_data() { section_data_impl(false); }
+    void section_string() { section_impl<QString>(); }
+
+    void toUpper_data();
+    void toUpper();
+    void toLower_data();
+    void toLower();
+    void toCaseFolded_data();
+    void toCaseFolded();
+
+private:
+    void section_data_impl(bool includeRegExOnly = true);
+    template <typename RX> void section_impl();
+};
+
+tst_QString::tst_QString()
+{
+}
+
+void tst_QString::section_data_impl(bool includeRegExOnly)
+{
+    QTest::addColumn<QString>("s");
+    QTest::addColumn<QString>("sep");
+    QTest::addColumn<bool>("isRegExp");
+
+    QTest::newRow("IPv4") << QStringLiteral("192.168.0.1") << QStringLiteral(".") << false;
+    QTest::newRow("IPv6") << QStringLiteral("2001:0db8:85a3:0000:0000:8a2e:0370:7334") << QStringLiteral(":") << false;
+    if (includeRegExOnly) {
+        QTest::newRow("IPv6-reversed-roles") << QStringLiteral("2001:0db8:85a3:0000:0000:8a2e:0370:7334") << QStringLiteral("\\d+") << true;
+        QTest::newRow("IPv6-complex") << QStringLiteral("2001:0db8:85a3:0000:0000:8a2e:0370:7334") << QStringLiteral("(\\d+):\\1") << true;
+    }
+}
+
+template <typename RX>
+inline QString escape(const QString &s)
+{ return RX::escape(s); }
+
+template <>
+inline QString escape<QString>(const QString &s)
+{ return s; }
+
+template <typename RX>
+inline void optimize(RX &) {}
+
+template <>
+inline void optimize(QRegularExpression &rx)
+{ rx.optimize(); }
+
+template <typename RX>
+void tst_QString::section_impl()
+{
+    QFETCH(QString, s);
+    QFETCH(QString, sep);
+    QFETCH(bool, isRegExp);
+
+    RX rx(isRegExp ? sep : escape<RX>(sep));
+    optimize(rx);
+    for (int i = 0; i < 20; ++i)
+        (void) s.count(rx); // make (s, rx) hot
+
+    QBENCHMARK {
+        const QString result = s.section(rx, 0, 16);
+        Q_UNUSED(result);
+    }
+}
+
+void tst_QString::toUpper_data()
+{
+    QTest::addColumn<QString>("s");
+
+    QString lowerLatin1(300, QChar('a'));
+    QString upperLatin1(300, QChar('A'));
+
+    QString lowerDeseret;
+    {
+        QString pattern;
+        pattern += QChar(QChar::highSurrogate(0x10428));
+        pattern += QChar(QChar::lowSurrogate(0x10428));
+        for (int i = 0; i < 300 / pattern.size(); ++i)
+            lowerDeseret += pattern;
+    }
+    QString upperDeseret;
+    {
+        QString pattern;
+        pattern += QChar(QChar::highSurrogate(0x10400));
+        pattern += QChar(QChar::lowSurrogate(0x10400));
+        for (int i = 0; i < 300 / pattern.size(); ++i)
+            upperDeseret += pattern;
+    }
+
+    QString lowerLigature(600, QChar(0xFB03));
+
+    QTest::newRow("600<a>") << (lowerLatin1 + lowerLatin1);
+    QTest::newRow("600<A>") << (upperLatin1 + upperLatin1);
+
+    QTest::newRow("300<a>+300<A>") << (lowerLatin1 + upperLatin1);
+    QTest::newRow("300<A>+300<a>") << (upperLatin1 + lowerLatin1);
+
+    QTest::newRow("300<10428>") << (lowerDeseret + lowerDeseret);
+    QTest::newRow("300<10400>") << (upperDeseret + upperDeseret);
+
+    QTest::newRow("150<10428>+150<10400>") << (lowerDeseret + upperDeseret);
+    QTest::newRow("150<10400>+150<10428>") << (upperDeseret + lowerDeseret);
+
+    QTest::newRow("300a+150<10400>") << (lowerLatin1 + upperDeseret);
+    QTest::newRow("300a+150<10428>") << (lowerLatin1 + lowerDeseret);
+    QTest::newRow("300A+150<10400>") << (upperLatin1 + upperDeseret);
+    QTest::newRow("300A+150<10428>") << (upperLatin1 + lowerDeseret);
+
+    QTest::newRow("600<FB03> (ligature)") << lowerLigature;
+}
+
+void tst_QString::toUpper()
+{
+    QFETCH(QString, s);
+
+    QBENCHMARK {
+        s.toUpper();
+    }
+}
+
+void tst_QString::toLower_data()
+{
+    toUpper_data();
+}
+
+void tst_QString::toLower()
+{
+    QFETCH(QString, s);
+
+    QBENCHMARK {
+        s.toLower();
+    }
+}
+
+void tst_QString::toCaseFolded_data()
+{
+    toUpper_data();
+}
+
+void tst_QString::toCaseFolded()
+{
+    QFETCH(QString, s);
+
+    QBENCHMARK {
+        s.toCaseFolded();
+    }
+}
+
+QTEST_APPLESS_MAIN(tst_QString)
+
+#include "main.moc"