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/****************************************************************************
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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** This file is part of the test suite of the Qt Toolkit.
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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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 The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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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 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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****************************************************************************/
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#include <QtTest/QtTest>
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#include <qcoreapplication.h>
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class tst_QUuid : public QObject
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void createUuidV3OrV5();
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void check_QDataStream();
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void threadUniqueness();
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void processUniqueness();
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void qvariant_conversion();
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void tst_QUuid::initTestCase()
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//It's NameSpace_DNS in RFC4122
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//"{6ba7b810-9dad-11d1-80b4-00c04fd430c8}";
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uuidNS = QUuid(0x6ba7b810, 0x9dad, 0x11d1, 0x80, 0xb4, 0x00, 0xc0, 0x4f, 0xd4, 0x30, 0xc8);
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//"{fc69b59e-cc34-4436-a43c-ee95d128b8c5}";
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uuidA = QUuid(0xfc69b59e, 0xcc34, 0x4436, 0xa4, 0x3c, 0xee, 0x95, 0xd1, 0x28, 0xb8, 0xc5);
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//"{1ab6e93a-b1cb-4a87-ba47-ec7e99039a7b}";
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uuidB = QUuid(0x1ab6e93a, 0xb1cb, 0x4a87, 0xba, 0x47, 0xec, 0x7e, 0x99, 0x03, 0x9a, 0x7b);
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// chdir to the directory containing our testdata, then refer to it with relative paths
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QString testdata_dir = QFileInfo(QFINDTESTDATA("testProcessUniqueness")).absolutePath();
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QVERIFY2(QDir::setCurrent(testdata_dir), qPrintable("Could not chdir to " + testdata_dir));
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//"{3d813cbb-47fb-32ba-91df-831e1593ac29}"; http://www.rfc-editor.org/errata_search.php?rfc=4122&eid=1352
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uuidC = QUuid(0x3d813cbb, 0x47fb, 0x32ba, 0x91, 0xdf, 0x83, 0x1e, 0x15, 0x93, 0xac, 0x29);
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//"{21f7f8de-8051-5b89-8680-0195ef798b6a}";
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uuidD = QUuid(0x21f7f8de, 0x8051, 0x5b89, 0x86, 0x80, 0x01, 0x95, 0xef, 0x79, 0x8b, 0x6a);
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void tst_QUuid::fromChar()
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QCOMPARE(uuidA, QUuid("{fc69b59e-cc34-4436-a43c-ee95d128b8c5}"));
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QCOMPARE(uuidA, QUuid("fc69b59e-cc34-4436-a43c-ee95d128b8c5}"));
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QCOMPARE(uuidA, QUuid("{fc69b59e-cc34-4436-a43c-ee95d128b8c5"));
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QCOMPARE(uuidA, QUuid("fc69b59e-cc34-4436-a43c-ee95d128b8c5"));
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QCOMPARE(QUuid(), QUuid("{fc69b59e-cc34-4436-a43c-ee95d128b8c"));
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QCOMPARE(QUuid(), QUuid("{fc69b59e-cc34"));
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QCOMPARE(QUuid(), QUuid("fc69b59e-cc34-"));
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QCOMPARE(QUuid(), QUuid("fc69b59e-cc34"));
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QCOMPARE(QUuid(), QUuid("cc34"));
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QCOMPARE(QUuid(), QUuid(NULL));
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QCOMPARE(uuidB, QUuid(QString("{1ab6e93a-b1cb-4a87-ba47-ec7e99039a7b}")));
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void tst_QUuid::toString()
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QCOMPARE(uuidA.toString(), QString("{fc69b59e-cc34-4436-a43c-ee95d128b8c5}"));
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QCOMPARE(uuidB.toString(), QString("{1ab6e93a-b1cb-4a87-ba47-ec7e99039a7b}"));
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void tst_QUuid::fromString()
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QCOMPARE(uuidA, QUuid(QString("{fc69b59e-cc34-4436-a43c-ee95d128b8c5}")));
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QCOMPARE(uuidA, QUuid(QString("fc69b59e-cc34-4436-a43c-ee95d128b8c5}")));
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QCOMPARE(uuidA, QUuid(QString("{fc69b59e-cc34-4436-a43c-ee95d128b8c5")));
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QCOMPARE(uuidA, QUuid(QString("fc69b59e-cc34-4436-a43c-ee95d128b8c5")));
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QCOMPARE(QUuid(), QUuid(QString("{fc69b59e-cc34-4436-a43c-ee95d128b8c")));
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QCOMPARE(uuidB, QUuid(QString("{1ab6e93a-b1cb-4a87-ba47-ec7e99039a7b}")));
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void tst_QUuid::toByteArray()
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QCOMPARE(uuidA.toByteArray(), QByteArray("{fc69b59e-cc34-4436-a43c-ee95d128b8c5}"));
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QCOMPARE(uuidB.toByteArray(), QByteArray("{1ab6e93a-b1cb-4a87-ba47-ec7e99039a7b}"));
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void tst_QUuid::fromByteArray()
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QCOMPARE(uuidA, QUuid(QByteArray("{fc69b59e-cc34-4436-a43c-ee95d128b8c5}")));
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QCOMPARE(uuidA, QUuid(QByteArray("fc69b59e-cc34-4436-a43c-ee95d128b8c5}")));
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QCOMPARE(uuidA, QUuid(QByteArray("{fc69b59e-cc34-4436-a43c-ee95d128b8c5")));
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QCOMPARE(uuidA, QUuid(QByteArray("fc69b59e-cc34-4436-a43c-ee95d128b8c5")));
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QCOMPARE(QUuid(), QUuid(QByteArray("{fc69b59e-cc34-4436-a43c-ee95d128b8c")));
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QCOMPARE(uuidB, QUuid(QByteArray("{1ab6e93a-b1cb-4a87-ba47-ec7e99039a7b}")));
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void tst_QUuid::toRfc4122()
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QCOMPARE(uuidA.toRfc4122(), QByteArray::fromHex("fc69b59ecc344436a43cee95d128b8c5"));
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QCOMPARE(uuidB.toRfc4122(), QByteArray::fromHex("1ab6e93ab1cb4a87ba47ec7e99039a7b"));
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void tst_QUuid::fromRfc4122()
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QCOMPARE(uuidA, QUuid::fromRfc4122(QByteArray::fromHex("fc69b59ecc344436a43cee95d128b8c5")));
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QCOMPARE(uuidB, QUuid::fromRfc4122(QByteArray::fromHex("1ab6e93ab1cb4a87ba47ec7e99039a7b")));
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void tst_QUuid::createUuidV3OrV5()
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//"www.widgets.com" is also from RFC4122
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QCOMPARE(uuidC, QUuid::createUuidV3(uuidNS, QByteArray("www.widgets.com")));
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QCOMPARE(uuidC, QUuid::createUuidV3(uuidNS, QString("www.widgets.com")));
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QCOMPARE(uuidD, QUuid::createUuidV5(uuidNS, QByteArray("www.widgets.com")));
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QCOMPARE(uuidD, QUuid::createUuidV5(uuidNS, QString("www.widgets.com")));
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void tst_QUuid::check_QDataStream()
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QDataStream out(&ar,QIODevice::WriteOnly);
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out.setByteOrder(QDataStream::BigEndian);
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QDataStream in(&ar,QIODevice::ReadOnly);
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in.setByteOrder(QDataStream::BigEndian);
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QCOMPARE(uuidA, tmp);
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QDataStream out(&ar,QIODevice::WriteOnly);
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out.setByteOrder(QDataStream::LittleEndian);
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QDataStream in(&ar,QIODevice::ReadOnly);
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in.setByteOrder(QDataStream::LittleEndian);
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QCOMPARE(uuidA, tmp);
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void tst_QUuid::isNull()
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QVERIFY( !uuidA.isNull() );
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QUuid should_be_null_uuid;
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QVERIFY( should_be_null_uuid.isNull() );
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void tst_QUuid::equal()
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QVERIFY( !(uuidA == uuidB) );
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QCOMPARE(uuidA, copy);
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QCOMPARE(uuidA, assigned);
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void tst_QUuid::notEqual()
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QVERIFY( uuidA != uuidB );
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void tst_QUuid::cpp11() {
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#ifdef Q_COMPILER_UNIFORM_INIT
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// "{fc69b59e-cc34-4436-a43c-ee95d128b8c5}" cf, initTestCase
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Q_DECL_CONSTEXPR QUuid u1{0xfc69b59e, 0xcc34, 0x4436, 0xa4, 0x3c, 0xee, 0x95, 0xd1, 0x28, 0xb8, 0xc5};
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Q_DECL_CONSTEXPR QUuid u2 = {0xfc69b59e, 0xcc34, 0x4436, 0xa4, 0x3c, 0xee, 0x95, 0xd1, 0x28, 0xb8, 0xc5};
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QSKIP("This compiler is not in C++11 mode or it doesn't support uniform initialization");
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void tst_QUuid::generate()
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QUuid shouldnt_be_null_uuidA = QUuid::createUuid();
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QUuid shouldnt_be_null_uuidB = QUuid::createUuid();
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QVERIFY( !shouldnt_be_null_uuidA.isNull() );
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QVERIFY( !shouldnt_be_null_uuidB.isNull() );
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QVERIFY( shouldnt_be_null_uuidA != shouldnt_be_null_uuidB );
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void tst_QUuid::less()
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QVERIFY( uuidB < uuidA);
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QVERIFY( uuidB <= uuidA);
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QVERIFY(!(uuidA < uuidB) );
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QVERIFY(!(uuidA <= uuidB));
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QVERIFY(null_uuid < uuidA); // Null uuid is always less than a valid one
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QVERIFY(null_uuid <= uuidA);
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QVERIFY(null_uuid <= null_uuid);
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QVERIFY(uuidA <= uuidA);
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void tst_QUuid::more()
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QVERIFY( uuidA > uuidB);
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QVERIFY( uuidA >= uuidB);
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QVERIFY(!(uuidB > uuidA));
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QVERIFY(!(uuidB >= uuidA));
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QVERIFY(!(null_uuid > uuidA)); // Null uuid is always less than a valid one
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QVERIFY(!(null_uuid >= uuidA));
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QVERIFY(null_uuid >= null_uuid);
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QVERIFY(uuidA >= uuidA);
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void tst_QUuid::variants()
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QVERIFY( uuidA.variant() == QUuid::DCE );
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QVERIFY( uuidB.variant() == QUuid::DCE );
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QUuid NCS = "{3a2f883c-4000-000d-0000-00fb40000000}";
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QVERIFY( NCS.variant() == QUuid::NCS );
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void tst_QUuid::versions()
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QVERIFY( uuidA.version() == QUuid::Random );
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QVERIFY( uuidB.version() == QUuid::Random );
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QUuid DCE_time= "{406c45a0-3b7e-11d0-80a3-0000c08810a7}";
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QVERIFY( DCE_time.version() == QUuid::Time );
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QUuid NCS = "{3a2f883c-4000-000d-0000-00fb40000000}";
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QVERIFY( NCS.version() == QUuid::VerUnknown );
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class UuidThread : public QThread
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uuid = QUuid::createUuid();
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void tst_QUuid::threadUniqueness()
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QVector<UuidThread *> threads(qMax(2, QThread::idealThreadCount()));
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for (int i = 0; i < threads.count(); ++i)
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threads[i] = new UuidThread;
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for (int i = 0; i < threads.count(); ++i)
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for (int i = 0; i < threads.count(); ++i)
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QVERIFY(threads[i]->wait(1000));
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for (int i = 1; i < threads.count(); ++i)
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QVERIFY(threads[0]->uuid != threads[i]->uuid);
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void tst_QUuid::processUniqueness()
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QSKIP("No qprocess support", SkipAll);
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QString processOneOutput;
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QString processTwoOutput;
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process.start("testProcessUniqueness/testProcessUniqueness.app");
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process.start("testProcessUniqueness/testProcessUniqueness");
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QVERIFY(process.waitForFinished());
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processOneOutput = process.readAllStandardOutput();
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process.start("testProcessUniqueness/testProcessUniqueness.app");
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process.start("testProcessUniqueness/testProcessUniqueness");
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QVERIFY(process.waitForFinished());
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processTwoOutput = process.readAllStandardOutput();
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// They should be *different*!
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QVERIFY(processOneOutput != processTwoOutput);
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void tst_QUuid::hash()
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uint h = qHash(uuidA);
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QCOMPARE(qHash(uuidA), h);
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QCOMPARE(qHash(QUuid(uuidA.toString())), h);
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void tst_QUuid::qvariant()
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QUuid uuid = QUuid::createUuid();
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QVariant v = QVariant::fromValue(uuid);
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QVERIFY(!v.isNull());
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QCOMPARE(v.type(), QVariant::Uuid);
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QUuid uuid2 = v.value<QUuid>();
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QVERIFY(!uuid2.isNull());
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QCOMPARE(uuid, uuid2);
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void tst_QUuid::qvariant_conversion()
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QUuid uuid = QUuid::createUuid();
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QVariant v = QVariant::fromValue(uuid);
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QVERIFY(v.canConvert<QString>());
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QCOMPARE(v.toString(), uuid.toString());
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QCOMPARE(v.value<QString>(), uuid.toString());
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QVERIFY(!v.canConvert<int>());
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QVERIFY(!v.canConvert<QStringList>());
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// try reverse conversion QString -> QUuid
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QVariant sv = QVariant::fromValue(uuid.toString());
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QCOMPARE(sv.type(), QVariant::String);
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QVERIFY(sv.canConvert<QUuid>());
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QCOMPARE(sv.value<QUuid>(), uuid);
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void tst_QUuid::darwinTypes()
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QSKIP("This is a Darwin-only test");
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extern void tst_QUuid_darwinTypes(); // in tst_quuid_darwin.mm
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tst_QUuid_darwinTypes();
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QTEST_MAIN(tst_QUuid)
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#include "tst_quuid.moc"