qt5base-lts/tests/auto/testlib/selftests/strcmp/tst_strcmp.cpp

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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
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** $QT_END_LICENSE$
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****************************************************************************/
#include <QtCore/QCoreApplication>
#include <QtTest/QtTest>
class tst_StrCmp: public QObject
{
Q_OBJECT
private slots:
void compareCharStars() const;
void compareByteArray() const;
void failByteArray() const;
void failByteArrayNull() const;
void failByteArrayEmpty() const;
void failByteArraySingleChars() const;
};
void tst_StrCmp::compareCharStars() const
{
QCOMPARE((const char *)"foo", (const char *)"foo");
const char *str1 = "foo";
QCOMPARE("foo", str1);
QCOMPARE(str1, "foo");
QCOMPARE(str1, str1);
char *str2 = const_cast<char *>("foo");
QCOMPARE("foo", str2);
QCOMPARE(str2, "foo");
QCOMPARE(str2, str2);
QCOMPARE(str1, str2);
QCOMPARE(str2, str1);
const char str3[] = "foo";
QCOMPARE((const char *)str3, "foo");
QCOMPARE("foo", (const char *)str3);
QCOMPARE((const char *)str3, str1);
QCOMPARE((const char *)str3, str2);
QCOMPARE(str1, (const char *)str3);
QCOMPARE(str2, (const char *)str3);
}
void tst_StrCmp::compareByteArray() const
{
QByteArray ba = "foo";
QEXPECT_FAIL("", "Next test should fail", Continue);
QCOMPARE(ba.constData(), "bar");
QCOMPARE(ba.constData(), "foo");
char *bar = const_cast<char *>("bar");
char *foo = const_cast<char *>("foo");
QEXPECT_FAIL("", "Next test should fail", Continue);
QCOMPARE(ba.data(), bar);
QCOMPARE(ba.data(), foo);
const char *cbar = "bar";
const char *cfoo = "foo";
QEXPECT_FAIL("", "Next test should fail", Continue);
QCOMPARE(ba.constData(), cbar);
QCOMPARE(ba.constData(), cfoo);
/* Create QByteArrays of the size that makes the corresponding toString() crop output. */
const QByteArray b(500, 'A');
const QByteArray a(500, 'B');
QCOMPARE(a, b);
}
void tst_StrCmp::failByteArray() const
{
/* Compare small, different byte arrays. */
QCOMPARE(QByteArray("abc"), QByteArray("cba"));
}
void tst_StrCmp::failByteArrayNull() const
{
/* Compare null byte array against with content. */
QCOMPARE(QByteArray("foo"), QByteArray());
}
void tst_StrCmp::failByteArrayEmpty() const
{
QCOMPARE(QByteArray(""), QByteArray("foo"));
}
void tst_StrCmp::failByteArraySingleChars() const
{
/* Compare null byte array against with content. */
//QCOMPARE(QString(250, 'a'), QString(250, 'b'));
QCOMPARE(QByteArray("6"), QByteArray("7"));
}
QTEST_MAIN(tst_StrCmp)
#include "tst_strcmp.moc"