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Diffstat (limited to 'tests/auto/corelib/thread/qatomicpointer/tst_qatomicpointer.cpp')
| -rw-r--r-- | tests/auto/corelib/thread/qatomicpointer/tst_qatomicpointer.cpp | 674 |
1 files changed, 674 insertions, 0 deletions
diff --git a/tests/auto/corelib/thread/qatomicpointer/tst_qatomicpointer.cpp b/tests/auto/corelib/thread/qatomicpointer/tst_qatomicpointer.cpp new file mode 100644 index 0000000000..42e744aaa6 --- /dev/null +++ b/tests/auto/corelib/thread/qatomicpointer/tst_qatomicpointer.cpp @@ -0,0 +1,674 @@ +/**************************************************************************** +** +** 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 <qatomic.h> + +#include <limits.h> + +//TESTED_CLASS= +//TESTED_FILES= + +class tst_QAtomicPointer : public QObject +{ + Q_OBJECT + +public: + tst_QAtomicPointer(); + ~tst_QAtomicPointer(); + +private slots: + void warningFree(); + + void constructor(); + void copy_constructor(); + void equality_operator(); + void inequality_operator(); + void assignment_operator(); + void star_operator(); + void dereference_operator(); + + void isTestAndSetNative(); + void isTestAndSetWaitFree(); + void testAndSet(); + + void isFetchAndStoreNative(); + void isFetchAndStoreWaitFree(); + void fetchAndStore(); + + void isFetchAndAddNative(); + void isFetchAndAddWaitFree(); + void fetchAndAdd_data(); + void fetchAndAdd(); + +private: + static void warningFreeHelper(); +}; + +tst_QAtomicPointer::tst_QAtomicPointer() +{ } + +tst_QAtomicPointer::~tst_QAtomicPointer() +{ } + +struct WFHC +{ + void bar() {} +}; + +void tst_QAtomicPointer::warningFreeHelper() +{ + qFatal("This code is bogus, and shouldn't be run. We're looking for compiler warnings only."); + + QBasicAtomicPointer<WFHC> p = Q_BASIC_ATOMIC_INITIALIZER(0); + + p->bar(); + + WFHC *expectedValue = 0; + WFHC *newValue = 0; + qptrdiff valueToAdd = 0; + + p.testAndSetRelaxed(expectedValue, newValue); + p.testAndSetAcquire(expectedValue, newValue); + p.testAndSetRelease(expectedValue, newValue); + p.testAndSetOrdered(expectedValue, newValue); + + p.fetchAndStoreRelaxed(newValue); + p.fetchAndStoreAcquire(newValue); + p.fetchAndStoreRelease(newValue); + p.fetchAndStoreOrdered(newValue); + + p.fetchAndAddRelaxed(valueToAdd); + p.fetchAndAddAcquire(valueToAdd); + p.fetchAndAddRelease(valueToAdd); + p.fetchAndAddOrdered(valueToAdd); +} + +void tst_QAtomicPointer::warningFree() +{ + // This is a compile time check for warnings. + // No need for actual work here. + + void (*foo)() = &warningFreeHelper; + (void)foo; +} + +void tst_QAtomicPointer::constructor() +{ + void *one = this; + QAtomicPointer<void> atomic1 = one; + QVERIFY(atomic1 == one); + + void *two = &one; + QAtomicPointer<void> atomic2 = two; + QVERIFY(atomic2 == two); + + void *three = &two; + QAtomicPointer<void> atomic3 = three; + QVERIFY(atomic3 == three); +} + +void tst_QAtomicPointer::copy_constructor() +{ + void *one = this; + QAtomicPointer<void> atomic1 = one; + QAtomicPointer<void> atomic1_copy = atomic1; + QVERIFY(atomic1_copy == one); + QCOMPARE(atomic1_copy, atomic1); + + void *two = &one; + QAtomicPointer<void> atomic2 = two; + QAtomicPointer<void> atomic2_copy = atomic2; + QVERIFY(atomic2_copy == two); + QCOMPARE(atomic2_copy, atomic2); + + void *three = &two; + QAtomicPointer<void> atomic3 = three; + QAtomicPointer<void> atomic3_copy = atomic3; + QVERIFY(atomic3_copy == three); + QCOMPARE(atomic3_copy, atomic3); +} + +void tst_QAtomicPointer::equality_operator() +{ + void *one = this; + void *two = &one; + void *three = &two; + + QAtomicPointer<void> atomic1 = one; + QAtomicPointer<void> atomic2 = two; + QAtomicPointer<void> atomic3 = three; + + QVERIFY(atomic1 == one); + QVERIFY(!(atomic1 == two)); + QVERIFY(!(atomic1 == three)); + + QVERIFY(!(atomic2 == one)); + QVERIFY(atomic2 == two); + QVERIFY(!(atomic2 == three)); + + QVERIFY(!(atomic3 == one)); + QVERIFY(!(atomic3 == two)); + QVERIFY(atomic3 == three); +} + +void tst_QAtomicPointer::inequality_operator() +{ + void *one = this; + void *two = &one; + void *three = &two; + + QAtomicPointer<void> atomic1 = one; + QAtomicPointer<void> atomic2 = two; + QAtomicPointer<void> atomic3 = three; + + QVERIFY(!(atomic1 != one)); + QVERIFY(atomic1 != two); + QVERIFY(atomic1 != three); + + QVERIFY(atomic2 != one); + QVERIFY(!(atomic2 != two)); + QVERIFY(atomic2 != three); + + QVERIFY(atomic3 != one); + QVERIFY(atomic3 != two); + QVERIFY(!(atomic3 != three)); +} + +void tst_QAtomicPointer::assignment_operator() +{ + void *one = this; + void *two = &one; + void *three = &two; + + QAtomicPointer<void> atomic1 = one; + QAtomicPointer<void> atomic2 = two; + QAtomicPointer<void> atomic3 = three; + + QVERIFY(atomic1 == one); + QVERIFY(atomic2 == two); + QVERIFY(atomic3 == three); + + atomic1 = two; + atomic2 = three; + atomic3 = one; + + QVERIFY(atomic1 == two); + QVERIFY(atomic2 == three); + QVERIFY(atomic3 == one); +} + +struct Type +{ + inline const Type *self() const + { return this; } +}; + +void tst_QAtomicPointer::star_operator() +{ + Type t; + QAtomicPointer<Type> p = &t; + QCOMPARE((*p).self(), t.self()); +} + +void tst_QAtomicPointer::dereference_operator() +{ + Type t; + QAtomicPointer<Type> p = &t; + QCOMPARE(p->self(), t.self()); +} + +void tst_QAtomicPointer::isTestAndSetNative() +{ +#if defined(Q_ATOMIC_POINTER_TEST_AND_SET_IS_ALWAYS_NATIVE) + // the runtime test should say the same thing + QVERIFY(QAtomicPointer<void>::isTestAndSetNative()); + +# if (defined(Q_ATOMIC_POINTER_TEST_AND_SET_IS_SOMETIMES_NATIVE) \ + || defined(Q_ATOMIC_POINTER_TEST_AND_SET_IS_NOT_NATIVE)) +# error "Define only one of Q_ATOMIC_POINTER_TEST_AND_SET_IS_{ALWAYS,SOMTIMES,NOT}_NATIVE" +# endif +#elif defined(Q_ATOMIC_POINTER_TEST_AND_SET_IS_SOMETIMES_NATIVE) + // could be either, just want to make sure the function is implemented + QVERIFY(QAtomicPointer<void>::isTestAndSetNative() + || !QAtomicPointer<void>::isTestAndSetNative()); + +# if (defined(Q_ATOMIC_POINTER_TEST_AND_SET_IS_ALWAYS_NATIVE) \ + || defined(Q_ATOMIC_POINTER_TEST_AND_SET_IS_NOT_NATIVE)) +# error "Define only one of Q_ATOMIC_POINTER_TEST_AND_SET_IS_{ALWAYS,SOMTIMES,NOT}_NATIVE" +# endif +#elif defined(Q_ATOMIC_POINTER_TEST_AND_SET_IS_NOT_NATIVE) + // the runtime test should say the same thing + QVERIFY(!QAtomicPointer<void>::isTestAndSetNative()); + +# if (defined(Q_ATOMIC_POINTER_TEST_AND_SET_IS_ALWAYS_NATIVE) \ + || defined(Q_ATOMIC_POINTER_TEST_AND_SET_IS_SOMETIMES_NATIVE)) +# error "Define only one of Q_ATOMIC_POINTER_TEST_AND_SET_IS_{ALWAYS,SOMTIMES,NOT}_NATIVE" +# endif +#else +# error "Q_ATOMIC_POINTER_TEST_AND_SET_IS_{ALWAYS,SOMTIMES,NOT}_NATIVE is not defined" +#endif +} + +void tst_QAtomicPointer::isTestAndSetWaitFree() +{ +#if defined(Q_ATOMIC_POINTER_TEST_AND_SET_IS_WAIT_FREE) + // the runtime test should say the same thing + QVERIFY(QAtomicPointer<void>::isTestAndSetWaitFree()); + + // enforce some invariants + QVERIFY(QAtomicPointer<void>::isTestAndSetNative()); +# if defined(Q_ATOMIC_POINTER_TEST_AND_SET_IS_NOT_NATIVE) +# error "Reference counting cannot be wait-free and unsupported at the same time!" +# endif +#else + // the runtime test should say the same thing + QVERIFY(!QAtomicPointer<void>::isTestAndSetWaitFree()); +#endif +} + +void tst_QAtomicPointer::testAndSet() +{ + void *one = this; + void *two = &one; + void *three = &two; + + { + QAtomicPointer<void> atomic1 = one; + QAtomicPointer<void> atomic2 = two; + QAtomicPointer<void> atomic3 = three; + + QVERIFY(atomic1 == one); + QVERIFY(atomic2 == two); + QVERIFY(atomic3 == three); + + QVERIFY(atomic1.testAndSetRelaxed(one, two)); + QVERIFY(atomic2.testAndSetRelaxed(two, three)); + QVERIFY(atomic3.testAndSetRelaxed(three, one)); + + QVERIFY(atomic1 == two); + QVERIFY(atomic2 == three); + QVERIFY(atomic3 == one); + } + + { + QAtomicPointer<void> atomic1 = one; + QAtomicPointer<void> atomic2 = two; + QAtomicPointer<void> atomic3 = three; + + QVERIFY(atomic1 == one); + QVERIFY(atomic2 == two); + QVERIFY(atomic3 == three); + + QVERIFY(atomic1.testAndSetAcquire(one, two)); + QVERIFY(atomic2.testAndSetAcquire(two, three)); + QVERIFY(atomic3.testAndSetAcquire(three, one)); + + QVERIFY(atomic1 == two); + QVERIFY(atomic2 == three); + QVERIFY(atomic3 == one); + } + + { + QAtomicPointer<void> atomic1 = one; + QAtomicPointer<void> atomic2 = two; + QAtomicPointer<void> atomic3 = three; + + QVERIFY(atomic1 == one); + QVERIFY(atomic2 == two); + QVERIFY(atomic3 == three); + + QVERIFY(atomic1.testAndSetRelease(one, two)); + QVERIFY(atomic2.testAndSetRelease(two, three)); + QVERIFY(atomic3.testAndSetRelease(three, one)); + + QVERIFY(atomic1 == two); + QVERIFY(atomic2 == three); + QVERIFY(atomic3 == one); + } + + { + QAtomicPointer<void> atomic1 = one; + QAtomicPointer<void> atomic2 = two; + QAtomicPointer<void> atomic3 = three; + + QVERIFY(atomic1 == one); + QVERIFY(atomic2 == two); + QVERIFY(atomic3 == three); + + QVERIFY(atomic1.testAndSetOrdered(one, two)); + QVERIFY(atomic2.testAndSetOrdered(two, three)); + QVERIFY(atomic3.testAndSetOrdered(three, one)); + + QVERIFY(atomic1 == two); + QVERIFY(atomic2 == three); + QVERIFY(atomic3 == one); + } +} + +void tst_QAtomicPointer::isFetchAndStoreNative() +{ +#if defined(Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_ALWAYS_NATIVE) + // the runtime test should say the same thing + QVERIFY(QAtomicPointer<void>::isFetchAndStoreNative()); + +# if (defined(Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_SOMETIMES_NATIVE) \ + || defined(Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_NOT_NATIVE)) +# error "Define only one of Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_{ALWAYS,SOMTIMES,NOT}_NATIVE" +# endif +#elif defined(Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_SOMETIMES_NATIVE) + // could be either, just want to make sure the function is implemented + QVERIFY(QAtomicPointer<void>::isFetchAndStoreNative() + || !QAtomicPointer<void>::isFetchAndStoreNative()); + +# if (defined(Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_ALWAYS_NATIVE) \ + || defined(Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_NOT_NATIVE)) +# error "Define only one of Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_{ALWAYS,SOMTIMES,NOT}_NATIVE" +# endif +#elif defined(Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_NOT_NATIVE) + // the runtime test should say the same thing + QVERIFY(!QAtomicPointer<void>::isFetchAndStoreNative()); + +# if (defined(Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_ALWAYS_NATIVE) \ + || defined(Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_SOMETIMES_NATIVE)) +# error "Define only one of Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_{ALWAYS,SOMTIMES,NOT}_NATIVE" +# endif +#else +# error "Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_{ALWAYS,SOMTIMES,NOT}_NATIVE is not defined" +#endif +} + +void tst_QAtomicPointer::isFetchAndStoreWaitFree() +{ +#if defined(Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_WAIT_FREE) + // the runtime test should say the same thing + QVERIFY(QAtomicPointer<void>::isFetchAndStoreWaitFree()); + + // enforce some invariants + QVERIFY(QAtomicPointer<void>::isFetchAndStoreNative()); +# if defined(Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_NOT_NATIVE) +# error "Reference counting cannot be wait-free and unsupported at the same time!" +# endif +#else + // the runtime test should say the same thing + QVERIFY(!QAtomicPointer<void>::isFetchAndStoreWaitFree()); +#endif +} + +void tst_QAtomicPointer::fetchAndStore() +{ + void *one = this; + void *two = &one; + void *three = &two; + + { + QAtomicPointer<void> atomic1 = one; + QAtomicPointer<void> atomic2 = two; + QAtomicPointer<void> atomic3 = three; + + QVERIFY(atomic1 == one); + QVERIFY(atomic2 == two); + QVERIFY(atomic3 == three); + + QCOMPARE(atomic1.fetchAndStoreRelaxed(two), one); + QCOMPARE(atomic2.fetchAndStoreRelaxed(three), two); + QCOMPARE(atomic3.fetchAndStoreRelaxed(one), three); + + QVERIFY(atomic1 == two); + QVERIFY(atomic2 == three); + QVERIFY(atomic3 == one); + } + + { + QAtomicPointer<void> atomic1 = one; + QAtomicPointer<void> atomic2 = two; + QAtomicPointer<void> atomic3 = three; + + QVERIFY(atomic1 == one); + QVERIFY(atomic2 == two); + QVERIFY(atomic3 == three); + + QCOMPARE(atomic1.fetchAndStoreAcquire(two), one); + QCOMPARE(atomic2.fetchAndStoreAcquire(three), two); + QCOMPARE(atomic3.fetchAndStoreAcquire(one), three); + + QVERIFY(atomic1 == two); + QVERIFY(atomic2 == three); + QVERIFY(atomic3 == one); + } + + { + QAtomicPointer<void> atomic1 = one; + QAtomicPointer<void> atomic2 = two; + QAtomicPointer<void> atomic3 = three; + + QVERIFY(atomic1 == one); + QVERIFY(atomic2 == two); + QVERIFY(atomic3 == three); + + QCOMPARE(atomic1.fetchAndStoreRelease(two), one); + QCOMPARE(atomic2.fetchAndStoreRelease(three), two); + QCOMPARE(atomic3.fetchAndStoreRelease(one), three); + + QVERIFY(atomic1 == two); + QVERIFY(atomic2 == three); + QVERIFY(atomic3 == one); + } + + { + QAtomicPointer<void> atomic1 = one; + QAtomicPointer<void> atomic2 = two; + QAtomicPointer<void> atomic3 = three; + + QVERIFY(atomic1 == one); + QVERIFY(atomic2 == two); + QVERIFY(atomic3 == three); + + QCOMPARE(atomic1.fetchAndStoreOrdered(two), one); + QCOMPARE(atomic2.fetchAndStoreOrdered(three), two); + QCOMPARE(atomic3.fetchAndStoreOrdered(one), three); + + QVERIFY(atomic1 == two); + QVERIFY(atomic2 == three); + QVERIFY(atomic3 == one); + } +} + +void tst_QAtomicPointer::isFetchAndAddNative() +{ +#if defined(Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_ALWAYS_NATIVE) + // the runtime test should say the same thing + QVERIFY(QAtomicPointer<void>::isFetchAndAddNative()); + +# if (defined(Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_SOMETIMES_NATIVE) \ + || defined(Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_NOT_NATIVE)) +# error "Define only one of Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_{ALWAYS,SOMTIMES,NOT}_NATIVE" +# endif +#elif defined(Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_SOMETIMES_NATIVE) + // could be either, just want to make sure the function is implemented + QVERIFY(QAtomicPointer<void>::isFetchAndAddNative() + || !QAtomicPointer<void>::isFetchAndAddNative()); + +# if (defined(Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_ALWAYS_NATIVE) \ + || defined(Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_NOT_NATIVE)) +# error "Define only one of Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_{ALWAYS,SOMTIMES,NOT}_NATIVE" +# endif +#elif defined(Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_NOT_NATIVE) + // the runtime test should say the same thing + QVERIFY(!QAtomicPointer<void>::isFetchAndAddNative()); + +# if (defined(Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_ALWAYS_NATIVE) \ + || defined(Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_SOMETIMES_NATIVE)) +# error "Define only one of Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_{ALWAYS,SOMTIMES,NOT}_NATIVE" +# endif +#else +# error "Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_{ALWAYS,SOMTIMES,NOT}_NATIVE is not defined" +#endif +} + +void tst_QAtomicPointer::isFetchAndAddWaitFree() +{ +#if defined(Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_WAIT_FREE) + // the runtime test should say the same thing + QVERIFY(QAtomicPointer<void>::isFetchAndAddWaitFree()); + + // enforce some invariants + QVERIFY(QAtomicPointer<void>::isFetchAndAddNative()); +# if defined(Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_NOT_NATIVE) +# error "Reference counting cannot be wait-free and unsupported at the same time!" +# endif +#else + // the runtime test should say the same thing + QVERIFY(!QAtomicPointer<void>::isFetchAndAddWaitFree()); +#endif +} + +void tst_QAtomicPointer::fetchAndAdd_data() +{ + QTest::addColumn<int>("valueToAdd"); + + QTest::newRow("0") << 0; + QTest::newRow("1") << 1; + QTest::newRow("2") << 2; + QTest::newRow("10") << 10; + QTest::newRow("31") << 31; + QTest::newRow("51") << 51; + QTest::newRow("72") << 72; + QTest::newRow("810") << 810; + QTest::newRow("631") << 631; + QTest::newRow("451") << 451; + QTest::newRow("272") << 272; + QTest::newRow("1810") << 1810; + QTest::newRow("3631") << 3631; + QTest::newRow("5451") << 5451; + QTest::newRow("7272") << 7272; + QTest::newRow("-1") << -1; + QTest::newRow("-2") << -2; + QTest::newRow("-10") << -10; + QTest::newRow("-31") << -31; + QTest::newRow("-51") << -51; + QTest::newRow("-72") << -72; + QTest::newRow("-810") << -810; + QTest::newRow("-631") << -631; + QTest::newRow("-451") << -451; + QTest::newRow("-272") << -272; + QTest::newRow("-1810") << -1810; + QTest::newRow("-3631") << -3631; + QTest::newRow("-5451") << -5451; + QTest::newRow("-7272") << -7272; +} + +void tst_QAtomicPointer::fetchAndAdd() +{ + QFETCH(int, valueToAdd); + + char c; + char *pc = &c; + short s; + short *ps = &s; + int i; + int *pi = &i; + + { + QAtomicPointer<char> pointer1 = pc; + QCOMPARE(quintptr(pointer1.fetchAndAddRelaxed(valueToAdd)), quintptr(pc)); + QCOMPARE(quintptr(pointer1.fetchAndAddRelaxed(-valueToAdd)), quintptr(pc + valueToAdd)); + QCOMPARE(quintptr(static_cast<char *>(pointer1)), quintptr(pc)); + QAtomicPointer<short> pointer2 = ps; + QCOMPARE(quintptr(pointer2.fetchAndAddRelaxed(valueToAdd)), quintptr(ps)); + QCOMPARE(quintptr(pointer2.fetchAndAddRelaxed(-valueToAdd)), quintptr(ps + valueToAdd)); + QCOMPARE(quintptr(static_cast<short *>(pointer2)), quintptr(ps)); + QAtomicPointer<int> pointer3 = pi; + QCOMPARE(quintptr(pointer3.fetchAndAddRelaxed(valueToAdd)), quintptr(pi)); + QCOMPARE(quintptr(pointer3.fetchAndAddRelaxed(-valueToAdd)), quintptr(pi + valueToAdd)); + QCOMPARE(quintptr(static_cast<int *>(pointer3)), quintptr(pi)); + } + + { + QAtomicPointer<char> pointer1 = pc; + QCOMPARE(quintptr(pointer1.fetchAndAddAcquire(valueToAdd)), quintptr(pc)); + QCOMPARE(quintptr(pointer1.fetchAndAddAcquire(-valueToAdd)), quintptr(pc + valueToAdd)); + QCOMPARE(quintptr(static_cast<char *>(pointer1)), quintptr(pc)); + QAtomicPointer<short> pointer2 = ps; + QCOMPARE(quintptr(pointer2.fetchAndAddAcquire(valueToAdd)), quintptr(ps)); + QCOMPARE(quintptr(pointer2.fetchAndAddAcquire(-valueToAdd)), quintptr(ps + valueToAdd)); + QCOMPARE(quintptr(static_cast<short *>(pointer2)), quintptr(ps)); + QAtomicPointer<int> pointer3 = pi; + QCOMPARE(quintptr(pointer3.fetchAndAddAcquire(valueToAdd)), quintptr(pi)); + QCOMPARE(quintptr(pointer3.fetchAndAddAcquire(-valueToAdd)), quintptr(pi + valueToAdd)); + QCOMPARE(quintptr(static_cast<int *>(pointer3)), quintptr(pi)); + } + + { + QAtomicPointer<char> pointer1 = pc; + QCOMPARE(quintptr(pointer1.fetchAndAddRelease(valueToAdd)), quintptr(pc)); + QCOMPARE(quintptr(pointer1.fetchAndAddRelease(-valueToAdd)), quintptr(pc + valueToAdd)); + QCOMPARE(quintptr(static_cast<char *>(pointer1)), quintptr(pc)); + QAtomicPointer<short> pointer2 = ps; + QCOMPARE(quintptr(pointer2.fetchAndAddRelease(valueToAdd)), quintptr(ps)); + QCOMPARE(quintptr(pointer2.fetchAndAddRelease(-valueToAdd)), quintptr(ps + valueToAdd)); + QCOMPARE(quintptr(static_cast<short *>(pointer2)), quintptr(ps)); + QAtomicPointer<int> pointer3 = pi; + QCOMPARE(quintptr(pointer3.fetchAndAddRelease(valueToAdd)), quintptr(pi)); + QCOMPARE(quintptr(pointer3.fetchAndAddRelease(-valueToAdd)), quintptr(pi + valueToAdd)); + QCOMPARE(quintptr(static_cast<int *>(pointer3)), quintptr(pi)); + } + + { + QAtomicPointer<char> pointer1 = pc; + QCOMPARE(quintptr(pointer1.fetchAndAddOrdered(valueToAdd)), quintptr(pc)); + QCOMPARE(quintptr(pointer1.fetchAndAddOrdered(-valueToAdd)), quintptr(pc + valueToAdd)); + QCOMPARE(quintptr(static_cast<char *>(pointer1)), quintptr(pc)); + QAtomicPointer<short> pointer2 = ps; + QCOMPARE(quintptr(pointer2.fetchAndAddOrdered(valueToAdd)), quintptr(ps)); + QCOMPARE(quintptr(pointer2.fetchAndAddOrdered(-valueToAdd)), quintptr(ps + valueToAdd)); + QCOMPARE(quintptr(static_cast<short *>(pointer2)), quintptr(ps)); + QAtomicPointer<int> pointer3 = pi; + QCOMPARE(quintptr(pointer3.fetchAndAddOrdered(valueToAdd)), quintptr(pi)); + QCOMPARE(quintptr(pointer3.fetchAndAddOrdered(-valueToAdd)), quintptr(pi + valueToAdd)); + QCOMPARE(quintptr(static_cast<int *>(pointer3)), quintptr(pi)); + } +} + +QTEST_APPLESS_MAIN(tst_QAtomicPointer) +#include "tst_qatomicpointer.moc" |