1/****************************************************************************
2**
3** Copyright (C) 2016 The Qt Company Ltd.
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the examples of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:BSD$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and The Qt Company. For licensing terms
14** and conditions see https://www.qt.io/terms-conditions. For further
15** information use the contact form at https://www.qt.io/contact-us.
16**
17** BSD License Usage
18** Alternatively, you may use this file under the terms of the BSD license
19** as follows:
20**
21** "Redistribution and use in source and binary forms, with or without
22** modification, are permitted provided that the following conditions are
23** met:
24** * Redistributions of source code must retain the above copyright
25** notice, this list of conditions and the following disclaimer.
26** * Redistributions in binary form must reproduce the above copyright
27** notice, this list of conditions and the following disclaimer in
28** the documentation and/or other materials provided with the
29** distribution.
30** * Neither the name of The Qt Company Ltd nor the names of its
31** contributors may be used to endorse or promote products derived
32** from this software without specific prior written permission.
33**
34**
35** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
36** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
37** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
38** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
39** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
40** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
41** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
42** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
43** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
44** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
45** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
46**
47** $QT_END_LICENSE$
48**
49****************************************************************************/
50
51#include <QtWidgets>
52#include <qtest.h>
53
54class TestBenchmark : public QObject
55{
56 Q_OBJECT
57private slots:
58 void simple();
59 void multiple_data();
60 void multiple();
61 void series_data();
62 void series();
63};
64
65//! [0]
66void TestBenchmark::simple()
67{
68 QString str1 = QLatin1String("This is a test string");
69 QString str2 = QLatin1String("This is a test string");
70
71 QCOMPARE(str1.localeAwareCompare(str2), 0);
72
73 QBENCHMARK {
74 str1.localeAwareCompare(str2);
75 }
76}
77//! [0]
78
79//! [1]
80void TestBenchmark::multiple_data()
81{
82 QTest::addColumn<bool>("useLocaleCompare");
83 QTest::newRow("locale aware compare") << true;
84 QTest::newRow("standard compare") << false;
85}
86//! [1]
87
88//! [2]
89void TestBenchmark::multiple()
90{
91 QFETCH(bool, useLocaleCompare);
92 QString str1 = QLatin1String("This is a test string");
93 QString str2 = QLatin1String("This is a test string");
94
95 int result;
96 if (useLocaleCompare) {
97 QBENCHMARK {
98 result = str1.localeAwareCompare(str2);
99 }
100 } else {
101 QBENCHMARK {
102 result = (str1 == str2);
103 }
104 }
105 Q_UNUSED(result);
106}
107//! [2]
108
109//! [3]
110void TestBenchmark::series_data()
111{
112 QTest::addColumn<bool>("useLocaleCompare");
113 QTest::addColumn<int>("stringSize");
114
115 for (int i = 1; i < 10000; i += 2000) {
116 QByteArray size = QByteArray::number(i);
117 QTest::newRow(("locale aware compare--" + size).constData()) << true << i;
118 QTest::newRow(("standard compare--" + size).constData()) << false << i;
119 }
120}
121//! [4]
122
123//! [5]
124void TestBenchmark::series()
125{
126 QFETCH(bool, useLocaleCompare);
127 QFETCH(int, stringSize);
128
129 QString str1 = QString().fill('A', stringSize);
130 QString str2 = QString().fill('A', stringSize);
131 int result;
132 if (useLocaleCompare) {
133 QBENCHMARK {
134 result = str1.localeAwareCompare(str2);
135 }
136 } else {
137 QBENCHMARK {
138 result = (str1 == str2);
139 }
140 }
141 Q_UNUSED(result);
142}
143//! [5]
144
145QTEST_MAIN(TestBenchmark)
146#include "benchmarking.moc"
147