de8a9dee5a
As with many other implicitly shared classes, efficient move semantics requires setting the d-pointer to nullptr, which then needs to be checked for in the dtor and the copy assignment operator. Change-Id: I654d181a1dfdd9a16e2f9fb96b57475cdd0b4561 Reviewed-by: J-P Nurmi <jpnurmi@digia.com> Reviewed-by: Olivier Goffart <ogoffart@woboq.com>
124 lines
4.9 KiB
C++
124 lines
4.9 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtTest/QtTest>
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#include "qpalette.h"
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class tst_QPalette : public QObject
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{
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Q_OBJECT
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private Q_SLOTS:
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void roleValues_data();
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void roleValues();
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void moveSemantics();
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};
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void tst_QPalette::roleValues_data()
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{
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QTest::addColumn<int>("role");
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QTest::addColumn<int>("value");
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QTest::newRow("QPalette::WindowText") << int(QPalette::WindowText) << 0;
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QTest::newRow("QPalette::Button") << int(QPalette::Button) << 1;
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QTest::newRow("QPalette::Light") << int(QPalette::Light) << 2;
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QTest::newRow("QPalette::Midlight") << int(QPalette::Midlight) << 3;
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QTest::newRow("QPalette::Dark") << int(QPalette::Dark) << 4;
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QTest::newRow("QPalette::Mid") << int(QPalette::Mid) << 5;
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QTest::newRow("QPalette::Text") << int(QPalette::Text) << 6;
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QTest::newRow("QPalette::BrightText") << int(QPalette::BrightText) << 7;
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QTest::newRow("QPalette::ButtonText") << int(QPalette::ButtonText) << 8;
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QTest::newRow("QPalette::Base") << int(QPalette::Base) << 9;
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QTest::newRow("QPalette::Window") << int(QPalette::Window) << 10;
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QTest::newRow("QPalette::Shadow") << int(QPalette::Shadow) << 11;
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QTest::newRow("QPalette::Highlight") << int(QPalette::Highlight) << 12;
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QTest::newRow("QPalette::HighlightedText") << int(QPalette::HighlightedText) << 13;
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QTest::newRow("QPalette::Link") << int(QPalette::Link) << 14;
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QTest::newRow("QPalette::LinkVisited") << int(QPalette::LinkVisited) << 15;
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QTest::newRow("QPalette::AlternateBase") << int(QPalette::AlternateBase) << 16;
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QTest::newRow("QPalette::NoRole") << int(QPalette::NoRole) << 17;
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QTest::newRow("QPalette::ToolTipBase") << int(QPalette::ToolTipBase) << 18;
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QTest::newRow("QPalette::ToolTipText") << int(QPalette::ToolTipText) << 19;
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// Change this value as you add more roles.
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QTest::newRow("QPalette::NColorRoles") << int(QPalette::NColorRoles) << 20;
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}
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void tst_QPalette::roleValues()
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{
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QFETCH(int, role);
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QFETCH(int, value);
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QCOMPARE(role, value);
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}
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void tst_QPalette::moveSemantics()
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{
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#ifdef Q_COMPILER_RVALUE_REFS
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QPalette src(Qt::red), dst;
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const QPalette control = src;
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QVERIFY(src != dst);
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QCOMPARE(src, control);
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QVERIFY(!dst.isCopyOf(src));
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QVERIFY(!dst.isCopyOf(control));
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dst = qMove(src); // move assignment
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QVERIFY(!dst.isCopyOf(src)); // isCopyOf() works on moved-from palettes, too
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QVERIFY(dst.isCopyOf(control));
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QCOMPARE(dst, control);
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src = control; // check moved-from 'src' can still be assigned to (doesn't crash)
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QVERIFY(src.isCopyOf(dst));
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QVERIFY(src.isCopyOf(control));
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QPalette dst2(qMove(src)); // move construction
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QVERIFY(!src.isCopyOf(dst));
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QVERIFY(!src.isCopyOf(dst2));
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QVERIFY(!src.isCopyOf(control));
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QCOMPARE(dst2, control);
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QVERIFY(dst2.isCopyOf(dst));
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QVERIFY(dst2.isCopyOf(control));
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// check moved-from 'src' can still be destroyed (doesn't crash)
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#else
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QSKIP("Compiler doesn't support C++11 move semantics");
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#endif
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}
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QTEST_MAIN(tst_QPalette)
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#include "tst_qpalette.moc"
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