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Diffstat (limited to 'tests/auto/qglobal/tst_qglobal.cpp')
| -rw-r--r-- | tests/auto/qglobal/tst_qglobal.cpp | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/tests/auto/qglobal/tst_qglobal.cpp b/tests/auto/qglobal/tst_qglobal.cpp new file mode 100644 index 0000000..88fbcd2 --- /dev/null +++ b/tests/auto/qglobal/tst_qglobal.cpp @@ -0,0 +1,194 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the test suite of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, 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. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + + +#include <QtTest/QtTest> + +class tst_QGlobal: public QObject +{ + Q_OBJECT +private slots: + void qIsNull(); + void qInternalCallbacks(); + void for_each(); + void qassert(); +}; + +void tst_QGlobal::qIsNull() +{ + double d = 0.0; + float f = 0.0f; + + QVERIFY(::qIsNull(d)); + QVERIFY(::qIsNull(f)); + + d += 0.000000001; + f += 0.0000001f; + + QVERIFY(!::qIsNull(d)); + QVERIFY(!::qIsNull(f)); +} + +struct ConnectInfo { + QObject *sender; + QObject *receiver; + QString signal, slot; + int type; + void reset() { + sender = receiver = 0; + signal = slot = QString(); + type = -1; + } +} connect_info; + +bool disconnect_callback(void **data) +{ + connect_info.sender = (QObject *)(data[0]); + connect_info.receiver = (QObject *)(data[2]); + connect_info.signal = QString::fromLatin1((const char *) data[1]); + connect_info.slot = QString::fromLatin1((const char *) data[3]); + return true; +} + +bool connect_callback(void **data) +{ + disconnect_callback(data); + connect_info.type = *(int *) data[4]; + return true; +} + +void tst_QGlobal::qInternalCallbacks() +{ + QInternal::registerCallback(QInternal::ConnectCallback, connect_callback); + QInternal::registerCallback(QInternal::DisconnectCallback, disconnect_callback); + + QObject a, b; + QString signal = QLatin1String("2mysignal(x)"); + QString slot = QLatin1String("1myslot(x)"); + + // Test that connect works as expected... + connect_info.reset(); + bool ok = QObject::connect(&a, signal.toLatin1(), &b, slot.toLatin1(), Qt::AutoConnection); + QVERIFY(ok); + QCOMPARE(&a, connect_info.sender); + QCOMPARE(&b, connect_info.receiver); + QCOMPARE(signal, connect_info.signal); + QCOMPARE(slot, connect_info.slot); + QCOMPARE((int) Qt::AutoConnection, connect_info.type); + + // Test that disconnect works as expected + connect_info.reset(); + ok = QObject::disconnect(&a, signal.toLatin1(), &b, slot.toLatin1()); + QVERIFY(ok); + QCOMPARE(&a, connect_info.sender); + QCOMPARE(&b, connect_info.receiver); + QCOMPARE(signal, connect_info.signal); + QCOMPARE(slot, connect_info.slot); + + // Unregister callbacks and verify that they are not triggered... + QInternal::unregisterCallback(QInternal::ConnectCallback, connect_callback); + QInternal::unregisterCallback(QInternal::DisconnectCallback, disconnect_callback); + + connect_info.reset(); + ok = QObject::connect(&a, signal.toLatin1(), &b, slot.toLatin1(), Qt::AutoConnection); + QVERIFY(!ok); + QCOMPARE(connect_info.sender, (QObject *) 0); + + ok = QObject::disconnect(&a, signal.toLatin1(), &b, slot.toLatin1()); + QVERIFY(!ok); + QCOMPARE(connect_info.sender, (QObject *) 0); +} + +void tst_QGlobal::for_each() +{ + QList<int> list; + list << 0 << 1 << 2 << 3 << 4 << 5; + + int counter = 0; + foreach(int i, list) { + QCOMPARE(i, counter++); + } + QCOMPARE(counter, list.count()); + + // do it again, to make sure we don't have any for-scoping + // problems with older compilers + counter = 0; + foreach(int i, list) { + QCOMPARE(i, counter++); + } + QCOMPARE(counter, list.count()); +} + +void tst_QGlobal::qassert() +{ + bool passed = false; + if (false) { + Q_ASSERT(false); + } else { + passed = true; + } + QVERIFY(passed); + + passed = false; + if (false) { + Q_ASSERT_X(false, "tst_QGlobal", "qassert"); + } else { + passed = true; + } + QVERIFY(passed); + + passed = false; + if (false) + Q_ASSERT(false); + else + passed = true; + QVERIFY(passed); + + passed = false; + if (false) + Q_ASSERT_X(false, "tst_QGlobal", "qassert"); + else + passed = true; + QVERIFY(passed); +} + +QTEST_MAIN(tst_QGlobal) +#include "tst_qglobal.moc" |