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Diffstat (limited to 'tests/auto/qautoptr/tst_qautoptr.cpp')
| -rw-r--r-- | tests/auto/qautoptr/tst_qautoptr.cpp | 339 |
1 files changed, 339 insertions, 0 deletions
diff --git a/tests/auto/qautoptr/tst_qautoptr.cpp b/tests/auto/qautoptr/tst_qautoptr.cpp new file mode 100644 index 0000000..b920d37 --- /dev/null +++ b/tests/auto/qautoptr/tst_qautoptr.cpp @@ -0,0 +1,339 @@ +/**************************************************************************** +** +** 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> + +#ifdef QTEST_XMLPATTERNS + +#include "private/qautoptr_p.h" + +using namespace QPatternist; + +/*! + \class tst_QAutoPtr + \internal + \since 4.4 + \brief Tests class QAutoPtr. + + */ +class tst_QAutoPtr : public QObject +{ + Q_OBJECT + +private Q_SLOTS: + void defaultConstructor() const; + void copyConstructor() const; + void assignmentOperator() const; + void data() const; + void dataSignature() const; + void release() const; + void reset() const; + void onConstObject() const; + void dereferenceOperator() const; + void pointerOperator() const; + void pointerOperatorSignature() const; + void negationOperator() const; + void negationOperatorSignature() const; + void operatorBool() const; + void operatorBoolSignature() const; + /* + TODO: + - Test all the type hierarchy operators/constructors + - No code is at all calling AutoPtr& operator=(AutoPtrRef<T> ref) currently. Is it needed? + - No code is at all calling AutoPtrRef stuff. Is it needed? + - Equalness/unequalness operators? + - Test AutoPtr& operator=(AutoPtrRef<T> ref) + */ +}; + +void tst_QAutoPtr::defaultConstructor() const +{ + /* Check that the members, one, is correctly initialized. */ + AutoPtr<int> p; + QCOMPARE(p.data(), static_cast<int *>(0)); +} + +void tst_QAutoPtr::copyConstructor() const +{ + /* Copy default constructed value. */ + { + AutoPtr<int> p1; + AutoPtr<int> p2(p1); + QCOMPARE(p2.data(), static_cast<int *>(0)); + } + + /* Copy active value. */ + { + AutoPtr<int> p1(new int(7)); + AutoPtr<int> p2(p1); + QCOMPARE(*p2.data(), 7); + QCOMPARE(p1.data(), static_cast<int *>(0)); + } +} + +void tst_QAutoPtr::assignmentOperator() const +{ + /* Assign to self, a default constructed value. */ + { + AutoPtr<int> p1; + p1 = p1; + p1 = p1; + p1 = p1; + } + + /* Assign to a default constructed value. */ + { + AutoPtr<int> p1; + AutoPtr<int> p2; + p1 = p2; + p1 = p2; + p1 = p2; + } + + /* Assign to an active value. */ + { + AutoPtr<int> p1(new int(6)); + AutoPtr<int> p2; + p1 = p2; + p1 = p2; + p1 = p2; + } + + /* Assign from an active value. */ + { + int *const ptr = new int(6); + AutoPtr<int> p1(ptr); + AutoPtr<int> p2; + p2 = p1; + + QCOMPARE(p2.data(), ptr); + /* p1 should have reset. */ + QCOMPARE(p1.data(), static_cast<int *>(0)); + } +} + +void tst_QAutoPtr::data() const +{ + AutoPtr<int> p; + + QCOMPARE(p.data(), static_cast<int *>(0)); +} + +void tst_QAutoPtr::dataSignature() const +{ + const AutoPtr<int> p; + /* data() should be const. */ + p.data(); +} + +void tst_QAutoPtr::release() const +{ + /* Call release() on a default constructed value. */ + { + AutoPtr<int> p; + QCOMPARE(p.release(), static_cast<int *>(0)); + } + + /* Call release() on an active value, it shouldn't delete. */ + { + int value = 3; + AutoPtr<int> p(&value); + p.release(); + } +} + +void tst_QAutoPtr::reset() const +{ + /* Call reset() on a default constructed value. */ + { + AutoPtr<int> p; + p.reset(); + } + + /* Call reset() on an active value. */ + { + AutoPtr<int> p(new int(3)); + p.reset(); + } + + /* Call reset() with a value, on an active value. */ + { + AutoPtr<int> p(new int(3)); + + int *const value = new int(9); + p.reset(value); + QCOMPARE(*p.data(), 9); + } + + /* Call reset() with a value, on default constructed value. */ + { + AutoPtr<int> p; + + int *const value = new int(9); + p.reset(value); + QCOMPARE(*p.data(), 9); + } +} + +void tst_QAutoPtr::onConstObject() const +{ + /* Instansiate on a const object. */ + AutoPtr<const int> p(new int(3)); + p.reset(); + p.data(); + p.release(); + p = p; +} + +class AbstractClass +{ +public: + virtual ~AbstractClass() + { + } + + virtual int member() const = 0; +}; + +class SubClass : public AbstractClass +{ +public: + virtual int member() const + { + return 5; + } +}; + +void tst_QAutoPtr::dereferenceOperator() const +{ + /* Dereference a basic value. */ + { + int value = 5; + AutoPtr<int> p(&value); + + const int value2 = *p; + QCOMPARE(value2, 5); + p.release(); + } + + /* Dereference a pointer to an abstract class. This verifies + * that the operator returns a reference, when compiling + * with MSVC 2005. */ + { + AutoPtr<AbstractClass> p(new SubClass()); + + QCOMPARE((*p).member(), 5); + } +} + +class AnyForm +{ +public: + int value; +}; + +void tst_QAutoPtr::pointerOperator() const +{ + AnyForm af; + af.value = 5; + AutoPtr<AnyForm> p(&af); + + QCOMPARE(p->value, 5); + p.release(); +} + +void tst_QAutoPtr::pointerOperatorSignature() const +{ + /* The operator should be const. */ + const AutoPtr<AnyForm> p(new AnyForm); + p->value = 5; + + QVERIFY(p->value); +} + +void tst_QAutoPtr::negationOperator() const +{ + /* Invoke on default constructed value. */ + { + AutoPtr<int> p; + QVERIFY(!p); + } +} + +void tst_QAutoPtr::negationOperatorSignature() const +{ + /* The signature should be const. */ + const AutoPtr<int> p; + QVERIFY(!p); + + /* The return value should be bool. */ + QCOMPARE(!p, true); +} + +void tst_QAutoPtr::operatorBool() const +{ + /* Invoke on default constructed value. */ + { + AutoPtr<int> p; + QCOMPARE(bool(p), false); + } + + /* Invoke on active value. */ + { + AutoPtr<int> p(new int(3)); + QVERIFY(p); + } +} + +void tst_QAutoPtr::operatorBoolSignature() const +{ + /* The signature should be const. */ + const AutoPtr<int> p; + QCOMPARE(bool(p), false); +} + +QTEST_MAIN(tst_QAutoPtr) + +#include "tst_qautoptr.moc" +#else +QTEST_NOOP_MAIN +#endif |