diff options
author | Holger Ihrig <holger.ihrig@nokia.com> | 2011-08-26 15:03:33 +0200 |
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committer | Holger Ihrig <holger.ihrig@nokia.com> | 2011-09-01 13:07:23 +0200 |
commit | 5c27f0a2fb772279fb3e4d60f7c879f5cecb3352 (patch) | |
tree | 12ef0e9acc79be2fd32b01703ee83a45fb068df1 /tests/auto/corelib/tools/qscopedvaluerollback | |
parent | ceed409b40fd5b8fe5c62ac33144e66f50b28ede (diff) |
Moving relevant tests to corelib/tools
Task-number: QTBUG-21066
Change-Id: I650f8f7826b9feea7c1484f06e03e10c68ec2b65
Reviewed-on: http://codereview.qt.nokia.com/3712
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Sergio Ahumada <sergio.ahumada@nokia.com>
Diffstat (limited to 'tests/auto/corelib/tools/qscopedvaluerollback')
-rw-r--r-- | tests/auto/corelib/tools/qscopedvaluerollback/qscopedvaluerollback.pro | 4 | ||||
-rw-r--r-- | tests/auto/corelib/tools/qscopedvaluerollback/tst_qscopedvaluerollback.cpp | 203 |
2 files changed, 207 insertions, 0 deletions
diff --git a/tests/auto/corelib/tools/qscopedvaluerollback/qscopedvaluerollback.pro b/tests/auto/corelib/tools/qscopedvaluerollback/qscopedvaluerollback.pro new file mode 100644 index 0000000000..f06e21ba1f --- /dev/null +++ b/tests/auto/corelib/tools/qscopedvaluerollback/qscopedvaluerollback.pro @@ -0,0 +1,4 @@ +load(qttest_p4) +SOURCES += tst_qscopedvaluerollback.cpp +QT -= gui +CONFIG += parallel_test diff --git a/tests/auto/corelib/tools/qscopedvaluerollback/tst_qscopedvaluerollback.cpp b/tests/auto/corelib/tools/qscopedvaluerollback/tst_qscopedvaluerollback.cpp new file mode 100644 index 0000000000..457733b7a8 --- /dev/null +++ b/tests/auto/corelib/tools/qscopedvaluerollback/tst_qscopedvaluerollback.cpp @@ -0,0 +1,203 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the test suite of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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, Nokia gives you certain additional +** rights. These rights are described in the Nokia 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtTest/QtTest> +#include <QtCore/QScopedValueRollback> + +/*! + \class tst_QScopedValueRollback + \internal + \since 4.8 + \brief Tests class QScopedValueRollback. + + */ +class tst_QScopedValueRollback : public QObject +{ + Q_OBJECT + +private Q_SLOTS: + void leavingScope(); + void leavingScopeAfterCommit(); + void rollbackToPreviousCommit(); + void exceptions(); + void earlyExitScope(); +private: + void earlyExitScope_helper(int exitpoint, int &member); +}; + +void tst_QScopedValueRollback::leavingScope() +{ + int i = 0; + bool b = false; + QString s("This is useful"); + + //test rollback on going out of scope + { + QScopedValueRollback<int> ri(i); + QScopedValueRollback<bool> rb(b); + QScopedValueRollback<QString> rs(s); + QCOMPARE(b, false); + QCOMPARE(i, 0); + QCOMPARE(s, QString("This is useful")); + b = true; + i = 1; + s = "Useless"; + QCOMPARE(b, true); + QCOMPARE(i, 1); + QCOMPARE(s, QString("Useless")); + } + QCOMPARE(b, false); + QCOMPARE(i, 0); + QCOMPARE(s, QString("This is useful")); +} + +void tst_QScopedValueRollback::leavingScopeAfterCommit() +{ + int i = 0; + bool b = false; + QString s("This is useful"); + + //test rollback on going out of scope + { + QScopedValueRollback<int> ri(i); + QScopedValueRollback<bool> rb(b); + QScopedValueRollback<QString> rs(s); + QCOMPARE(b, false); + QCOMPARE(i, 0); + QCOMPARE(s, QString("This is useful")); + b = true; + i = 1; + s = "Useless"; + QCOMPARE(b, true); + QCOMPARE(i, 1); + QCOMPARE(s, QString("Useless")); + ri.commit(); + rb.commit(); + rs.commit(); + } + QCOMPARE(b, true); + QCOMPARE(i, 1); + QCOMPARE(s, QString("Useless")); +} + +void tst_QScopedValueRollback::rollbackToPreviousCommit() +{ + int i=0; + { + QScopedValueRollback<int> ri(i); + i++; + ri.commit(); + i++; + } + QCOMPARE(i,1); + { + QScopedValueRollback<int> ri1(i); + i++; + ri1.commit(); + i++; + ri1.commit(); + i++; + } + QCOMPARE(i,3); +} + +void tst_QScopedValueRollback::exceptions() +{ + bool b = false; + bool caught = false; + QT_TRY + { + QScopedValueRollback<bool> rb(b); + b = true; + QT_THROW(std::bad_alloc()); //if Qt compiled without exceptions this is noop + rb.commit(); //if Qt compiled without exceptions, true is committed + } + QT_CATCH(...) + { + caught = true; + } + QCOMPARE(b, !caught); //expect false if exception was thrown, true otherwise +} + +void tst_QScopedValueRollback::earlyExitScope() +{ + int i=0; + int j=0; + while (true) { + QScopedValueRollback<int> ri(i); + i++; + j=i; + if (i>8) break; + ri.commit(); + } + QCOMPARE(i,8); + QCOMPARE(j,9); + + for (i = 0; i < 5; i++) { + j=1; + earlyExitScope_helper(i,j); + QCOMPARE(j, 1<<i); + } +} + +void tst_QScopedValueRollback::earlyExitScope_helper(int exitpoint, int& member) +{ + QScopedValueRollback<int> r(member); + member *= 2; + if (exitpoint == 0) + return; + r.commit(); + member *= 2; + if (exitpoint == 1) + return; + r.commit(); + member *= 2; + if (exitpoint == 2) + return; + r.commit(); + member *= 2; + if (exitpoint == 3) + return; + r.commit(); +} + +QTEST_MAIN(tst_QScopedValueRollback) +#include "tst_qscopedvaluerollback.moc" |