diff options
Diffstat (limited to 'tests/auto/corelib/text/qstringiterator/tst_qstringiterator.cpp')
| -rw-r--r-- | tests/auto/corelib/text/qstringiterator/tst_qstringiterator.cpp | 662 |
1 files changed, 662 insertions, 0 deletions
diff --git a/tests/auto/corelib/text/qstringiterator/tst_qstringiterator.cpp b/tests/auto/corelib/text/qstringiterator/tst_qstringiterator.cpp new file mode 100644 index 0000000000..7d5504c22c --- /dev/null +++ b/tests/auto/corelib/text/qstringiterator/tst_qstringiterator.cpp @@ -0,0 +1,662 @@ +/**************************************************************************** +** +** Copyright (C) 2014 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Giuseppe D'Angelo <giuseppe.dangelo@kdab.com> +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:GPL-EXCEPT$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 as published by the Free Software +** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtTest/QtTest> +#include <QtCore/QString> +#include <private/qstringiterator_p.h> + +class tst_QStringIterator : public QObject +{ + Q_OBJECT +private slots: + void sweep_data(); + void sweep(); + + void position(); +}; + +void tst_QStringIterator::sweep_data() +{ + QTest::addColumn<QString>("string"); + QTest::addColumn<bool>("valid"); + QTest::addColumn<int>("count"); + + QTest::newRow("sweep_00") << QString::fromUtf8("", 0) << true << 0; + QTest::newRow("sweep_01") << QString::fromUtf8("a", 1) << true << 1; + QTest::newRow("sweep_02") << QString::fromUtf8("a string", 8) << true << 8; + QTest::newRow("sweep_03") << QString::fromUtf8("\xc3\xa0\xc3\xa8\xc3\xac\xc3\xb2\xc3\xb9", 10) << true << 5; + QTest::newRow("sweep_04") << QString::fromUtf8("\xc3\x9f\xe2\x80\x94\xc2\xa1", 7) << true << 3; + QTest::newRow("sweep_05") << QString::fromUtf8("\xe6\xb0\xb4\xe6\xb0\xb5\xe6\xb0\xb6\xe6\xb0\xb7\xe6\xb0\xb8\xe6\xb0\xb9", 18) << true << 6; + QTest::newRow("sweep_06") << QString::fromUtf8("\xf0\x9f\x98\x81\xf0\x9f\x98\x82\x61\x62\x63\xf0\x9f\x98\x83\xc4\x91\xc3\xa8\xef\xac\x80\xf0\x9f\x98\x84\xf0\x9f\x98\x85", 30) << true << 11; + QTest::newRow("sweep_07") << QString::fromUtf8("\xf0\x9f\x82\xaa\xf0\x9f\x82\xab\xf0\x9f\x82\xad\xf0\x9f\x82\xae\xf0\x9f\x82\xa1\x20\x52\x4f\x59\x41\x4c\x20\x46\x4c\x55\x53\x48\x20\x4f\x46\x20\x53\x50\x41\x44\x45\x53", 42) << true << 27; + QTest::newRow("sweep_08") << QString::fromUtf8("abc\0def", 7) << true << 7; + QTest::newRow("sweep_09") << QString::fromUtf8("\xc3\xa0\xce\xb2\xc3\xa7\xf0\x9f\x80\xb9\xf0\x9f\x80\xb8\x00\xf0\x9f\x80\xb1\x00\xf0\x9f\x80\xb3\xf0\x9f\x81\x85\xe1\xb8\x8a\xc4\x99\xc6\x92", 35) << true << 13; + + QTest::newRow("sweep_invalid_00") << QString(QChar(0xd800)) << false << 1; + QTest::newRow("sweep_invalid_01") << QString(QChar(0xdc00)) << false << 1; + QTest::newRow("sweep_invalid_02") << QString(QChar(0xdbff)) << false << 1; + QTest::newRow("sweep_invalid_03") << QString(QChar(0xdfff)) << false << 1; + +#define QSTRING_FROM_QCHARARRAY(x) (QString((x), sizeof(x)/sizeof((x)[0]))) + + static const QChar invalid_04[] = { + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d'), QChar(0xd800) + }; + QTest::newRow("sweep_invalid_04") << QSTRING_FROM_QCHARARRAY(invalid_04) << false << 8; + + static const QChar invalid_05[] = { + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d'), QChar(0xd800), QLatin1Char('x') + }; + QTest::newRow("sweep_invalid_05") << QSTRING_FROM_QCHARARRAY(invalid_05) << false << 9; + + static const QChar invalid_06[] = { + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d'), QChar(0xdc00) + }; + QTest::newRow("sweep_invalid_06") << QSTRING_FROM_QCHARARRAY(invalid_06) << false << 8; + + static const QChar invalid_07[] = { + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d'), QChar(0xdc00), QLatin1Char('x') + }; + QTest::newRow("sweep_invalid_07") << QSTRING_FROM_QCHARARRAY(invalid_07) << false << 9; + + static const QChar invalid_08[] = { + QChar(0xd800), + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d') + }; + QTest::newRow("sweep_invalid_08") << QSTRING_FROM_QCHARARRAY(invalid_08) << false << 8; + + static const QChar invalid_09[] = { + QChar(0xdc00), + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d') + }; + QTest::newRow("sweep_invalid_09") << QSTRING_FROM_QCHARARRAY(invalid_09) << false << 8; + + static const QChar invalid_10[] = { + QChar(0xd800), QChar(0xd800), + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d') + }; + QTest::newRow("sweep_invalid_10") << QSTRING_FROM_QCHARARRAY(invalid_10) << false << 9; + + static const QChar invalid_11[] = { + QChar(0xdc00), QChar(0xd800), + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d') + }; + QTest::newRow("sweep_invalid_11") << QSTRING_FROM_QCHARARRAY(invalid_11) << false << 9; + + static const QChar invalid_12[] = { + QChar(0xdc00), QChar(0xdc00), + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d') + }; + QTest::newRow("sweep_invalid_12") << QSTRING_FROM_QCHARARRAY(invalid_12) << false << 9; + + static const QChar invalid_13[] = { + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QChar(0xd800), QChar(0xdf00), // U+10300 OLD ITALIC LETTER A + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d'), QChar(0xd800) + }; + QTest::newRow("sweep_invalid_13") << QSTRING_FROM_QCHARARRAY(invalid_13) << false << 9; + + static const QChar invalid_14[] = { + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QChar(0xd800), QChar(0xdf00), // U+10300 OLD ITALIC LETTER A + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d'), QChar(0xd800), QLatin1Char('x') + }; + QTest::newRow("sweep_invalid_14") << QSTRING_FROM_QCHARARRAY(invalid_14) << false << 10; + + static const QChar invalid_15[] = { + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QChar(0xd800), QChar(0xdf00), // U+10300 OLD ITALIC LETTER A + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d'), QChar(0xdc00) + }; + QTest::newRow("sweep_invalid_15") << QSTRING_FROM_QCHARARRAY(invalid_15) << false << 9; + + static const QChar invalid_16[] = { + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QChar(0xd800), QChar(0xdf00), // U+10300 OLD ITALIC LETTER A + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d'), QChar(0xdc00), QLatin1Char('x') + }; + QTest::newRow("sweep_invalid_16") << QSTRING_FROM_QCHARARRAY(invalid_16) << false << 10; + + static const QChar invalid_17[] = { + QChar(0xd800), + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QChar(0xd800), QChar(0xdf00), // U+10300 OLD ITALIC LETTER A + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d') + }; + QTest::newRow("sweep_invalid_17") << QSTRING_FROM_QCHARARRAY(invalid_17) << false << 9; + + static const QChar invalid_18[] = { + QChar(0xdc00), + QLatin1Char('i'), QLatin1Char('n'), QLatin1Char('v'), + QChar(0xd800), QChar(0xdf00), // U+10300 OLD ITALIC LETTER A + QLatin1Char('a'), QLatin1Char('l'), QLatin1Char('i'), + QLatin1Char('d') + }; + QTest::newRow("sweep_invalid_18") << QSTRING_FROM_QCHARARRAY(invalid_18) << false << 9; + +#undef QSTRING_FROM_QCHARARRAY +} + +void tst_QStringIterator::sweep() +{ + QFETCH(QString, string); + QFETCH(bool, valid); + + QStringIterator i(string); + int count = 0; + QString rebuiltString; + + while (i.hasNext()) { + const uint peekedCodePoint = i.peekNext(~0u); + const uint codePoint = i.next(~0u); + + QVERIFY(peekedCodePoint == codePoint); + + if (codePoint == ~0u) + rebuiltString += *(i.position() - 1); + else + rebuiltString += QString::fromUcs4(&codePoint, 1); + + ++count; + } + + QTEST(count, "count"); + QTEST(rebuiltString, "string"); + rebuiltString.clear(); + + while (i.hasPrevious()) { + const uint peekedCodePoint = i.peekPrevious(~0u); + const uint codePoint = i.previous(~0u); + + QVERIFY(peekedCodePoint == codePoint); + + --count; + } + + QCOMPARE(count, 0); + + while (i.hasNext()) { + i.advance(); + ++count; + } + + QTEST(count, "count"); + + while (i.hasPrevious()) { + i.recede(); + --count; + } + + QCOMPARE(count, 0); + + if (valid) { + while (i.hasNext()) { + const uint peekedCodePoint = i.peekNextUnchecked(); + const uint codePoint = i.nextUnchecked(); + + QVERIFY(peekedCodePoint == codePoint); + QVERIFY(codePoint <= 0x10FFFFu); + rebuiltString += QString::fromUcs4(&codePoint, 1); + ++count; + } + + QTEST(count, "count"); + QTEST(rebuiltString, "string"); + + while (i.hasPrevious()) { + const uint peekedCodePoint = i.peekPreviousUnchecked(); + const uint codePoint = i.previousUnchecked(); + + QVERIFY(peekedCodePoint == codePoint); + + --count; + } + + QCOMPARE(count, 0); + + while (i.hasNext()) { + i.advanceUnchecked(); + ++count; + } + + QTEST(count, "count"); + + while (i.hasPrevious()) { + i.recedeUnchecked(); + --count; + } + + QCOMPARE(count, 0); + } +} + +void tst_QStringIterator::position() +{ + static const QChar stringData[] = + { + // codeunit count: 0 + QLatin1Char('a'), QLatin1Char('b'), QLatin1Char('c'), + // codeunit count: 3 + QChar(0x00A9), // U+00A9 COPYRIGHT SIGN + // codeunit count: 4 + QChar(0x00AE), // U+00AE REGISTERED SIGN + // codeunit count: 5 + QLatin1Char('d'), QLatin1Char('e'), QLatin1Char('f'), + // codeunit count: 8 + QLatin1Char('\0'), + // codeunit count: 9 + QLatin1Char('g'), QLatin1Char('h'), QLatin1Char('i'), + // codeunit count: 12 + QChar(0xD834), QChar(0xDD1E), // U+1D11E MUSICAL SYMBOL G CLEF + // codeunit count: 14 + QChar(0xD834), QChar(0xDD21), // U+1D121 MUSICAL SYMBOL C CLEF + // codeunit count: 16 + QLatin1Char('j'), + // codeunit count: 17 + QChar(0xD800), // stray high surrogate + // codeunit count: 18 + QLatin1Char('k'), + // codeunit count: 19 + QChar(0xDC00), // stray low surrogate + // codeunit count: 20 + QLatin1Char('l'), + // codeunit count: 21 + QChar(0xD800), QChar(0xD800), // two high surrogates + // codeunit count: 23 + QLatin1Char('m'), + // codeunit count: 24 + QChar(0xDC00), QChar(0xDC00), // two low surrogates + // codeunit count: 26 + QLatin1Char('n'), + // codeunit count: 27 + QChar(0xD800), QChar(0xD800), QChar(0xDC00), // stray high surrogate followed by valid pair + // codeunit count: 30 + QLatin1Char('o'), + // codeunit count: 31 + QChar(0xDC00), QChar(0xD800), QChar(0xDC00), // stray low surrogate followed by valid pair + // codeunit count: 34 + QLatin1Char('p') + // codeunit count: 35 + }; + static const int stringDataSize = sizeof(stringData) / sizeof(stringData[0]); + + QStringIterator i(QStringView(stringData, stringDataSize)); + + QCOMPARE(i.position(), stringData); + QVERIFY(i.hasNext()); + QVERIFY(!i.hasPrevious()); + + i.setPosition(stringData + stringDataSize); + QCOMPARE(i.position(), stringData + stringDataSize); + QVERIFY(!i.hasNext()); + QVERIFY(i.hasPrevious()); + +#define QCHAR_UNICODE_VALUE(x) ((uint)(QChar(x).unicode())) + + const QChar *begin = stringData; + i.setPosition(begin); + QCOMPARE(i.position(), begin); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(QLatin1Char('a'))); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(QLatin1Char('a'))); + + QCOMPARE(i.position(), begin + 1); + + i.setPosition(begin + 2); + QCOMPARE(i.position(), begin + 2); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(QLatin1Char('c'))); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(QLatin1Char('c'))); + + QCOMPARE(i.position(), begin + 3); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(0x00A9)); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(0x00A9)); + + QCOMPARE(i.position(), begin + 4); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(0x00AE)); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(0x00AE)); + + QCOMPARE(i.position(), begin + 5); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(0x00AE)); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(0x00AE)); + + QCOMPARE(i.position(), begin + 4); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(0x00A9)); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(0x00A9)); + + QCOMPARE(i.position(), begin + 3); + + i.setPosition(begin + 8); + QCOMPARE(i.position(), begin + 8); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(QLatin1Char('\0'))); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(QLatin1Char('\0'))); + + QCOMPARE(i.position(), begin + 9); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(QLatin1Char('g'))); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(QLatin1Char('g'))); + + QCOMPARE(i.position(), begin + 10); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(QLatin1Char('g'))); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(QLatin1Char('g'))); + + QCOMPARE(i.position(), begin + 9); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(QLatin1Char('\0'))); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(QLatin1Char('\0'))); + + QCOMPARE(i.position(), begin + 8); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(QLatin1Char('f'))); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(QLatin1Char('f'))); + + QCOMPARE(i.position(), begin + 7); + + i.advanceUnchecked(); + i.advanceUnchecked(); + i.advanceUnchecked(); + i.advanceUnchecked(); + i.advanceUnchecked(); + + QCOMPARE(i.position(), begin + 12); + QCOMPARE(i.peekNext(), 0x1D11Eu); + QCOMPARE(i.next(), 0x1D11Eu); + + QCOMPARE(i.position(), begin + 14); + QCOMPARE(i.peekNext(), 0x1D121u); + QCOMPARE(i.next(), 0x1D121u); + + QCOMPARE(i.position(), begin + 16); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(QLatin1Char('j'))); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(QLatin1Char('j'))); + + QCOMPARE(i.position(), begin + 17); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(QLatin1Char('j'))); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(QLatin1Char('j'))); + + QCOMPARE(i.position(), begin + 16); + QCOMPARE(i.peekPrevious(), 0x1D121u); + QCOMPARE(i.previous(), 0x1D121u); + + QCOMPARE(i.position(), begin + 14); + QCOMPARE(i.peekPrevious(), 0x1D11Eu); + QCOMPARE(i.previous(), 0x1D11Eu); + + QCOMPARE(i.position(), begin + 12); + + + i.setPosition(begin + 13); + QCOMPARE(i.position(), begin + 13); + + QCOMPARE(i.peekNext(), 0xFFFDu); + QCOMPARE(i.next(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 14); + QCOMPARE(i.peekNext(), 0x1D121u); + QCOMPARE(i.next(), 0x1D121u); + + QCOMPARE(i.position(), begin + 16); + + + i.setPosition(begin + 15); + QCOMPARE(i.position(), begin + 15); + + QCOMPARE(i.peekPrevious(), 0xFFFDu); + QCOMPARE(i.previous(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 14); + QCOMPARE(i.peekPrevious(), 0x1D11Eu); + QCOMPARE(i.previous(), 0x1D11Eu); + + QCOMPARE(i.position(), begin + 12); + + i.advanceUnchecked(); + i.advanceUnchecked(); + + QCOMPARE(i.position(), begin + 16); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(QLatin1Char('j'))); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(QLatin1Char('j'))); + + QCOMPARE(i.position(), begin + 17); + QCOMPARE(i.peekNext(), 0xFFFDu); + QCOMPARE(i.next(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 18); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(QLatin1Char('k'))); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(QLatin1Char('k'))); + + QCOMPARE(i.position(), begin + 19); + QCOMPARE(i.peekNext(), 0xFFFDu); + QCOMPARE(i.next(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 20); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(QLatin1Char('l'))); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(QLatin1Char('l'))); + + QCOMPARE(i.position(), begin + 21); + QCOMPARE(i.peekNext(), 0xFFFDu); + QCOMPARE(i.next(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 22); + QCOMPARE(i.peekNext(), 0xFFFDu); + QCOMPARE(i.next(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 23); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(QLatin1Char('m'))); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(QLatin1Char('m'))); + + QCOMPARE(i.position(), begin + 24); + QCOMPARE(i.peekNext(), 0xFFFDu); + QCOMPARE(i.next(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 25); + QCOMPARE(i.peekNext(), 0xFFFDu); + QCOMPARE(i.next(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 26); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(QLatin1Char('n'))); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(QLatin1Char('n'))); + + QCOMPARE(i.position(), begin + 27); + QCOMPARE(i.peekNext(), 0xFFFDu); + QCOMPARE(i.next(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 28); + QCOMPARE(i.peekNext(), 0x10000u); + QCOMPARE(i.next(), 0x10000u); + + QCOMPARE(i.position(), begin + 30); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(QLatin1Char('o'))); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(QLatin1Char('o'))); + + QCOMPARE(i.position(), begin + 31); + QCOMPARE(i.peekNext(), 0xFFFDu); + QCOMPARE(i.next(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 32); + QCOMPARE(i.peekNext(), 0x10000u); + QCOMPARE(i.next(), 0x10000u); + + QCOMPARE(i.position(), begin + 34); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(QLatin1Char('p'))); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(QLatin1Char('p'))); + + QVERIFY(!i.hasNext()); + + QCOMPARE(i.position(), begin + 35); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(QLatin1Char('p'))); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(QLatin1Char('p'))); + + QCOMPARE(i.position(), begin + 34); + QCOMPARE(i.peekPrevious(), 0x10000u); + QCOMPARE(i.previous(), 0x10000u); + + QCOMPARE(i.position(), begin + 32); + QCOMPARE(i.peekPrevious(), 0xFFFDu); + QCOMPARE(i.previous(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 31); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(QLatin1Char('o'))); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(QLatin1Char('o'))); + + QCOMPARE(i.position(), begin + 30); + QCOMPARE(i.peekPrevious(), 0x10000u); + QCOMPARE(i.previous(), 0x10000u); + + QCOMPARE(i.position(), begin + 28); + QCOMPARE(i.peekPrevious(), 0xFFFDu); + QCOMPARE(i.previous(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 27); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(QLatin1Char('n'))); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(QLatin1Char('n'))); + + QCOMPARE(i.position(), begin + 26); + QCOMPARE(i.peekPrevious(), 0xFFFDu); + QCOMPARE(i.previous(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 25); + QCOMPARE(i.peekPrevious(), 0xFFFDu); + QCOMPARE(i.previous(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 24); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(QLatin1Char('m'))); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(QLatin1Char('m'))); + + QCOMPARE(i.position(), begin + 23); + QCOMPARE(i.peekPrevious(), 0xFFFDu); + QCOMPARE(i.previous(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 22); + QCOMPARE(i.peekPrevious(), 0xFFFDu); + QCOMPARE(i.previous(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 21); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(QLatin1Char('l'))); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(QLatin1Char('l'))); + + QCOMPARE(i.position(), begin + 20); + QCOMPARE(i.peekPrevious(), 0xFFFDu); + QCOMPARE(i.previous(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 19); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(QLatin1Char('k'))); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(QLatin1Char('k'))); + + QCOMPARE(i.position(), begin + 18); + QCOMPARE(i.peekPrevious(), 0xFFFDu); + QCOMPARE(i.previous(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 17); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(QLatin1Char('j'))); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(QLatin1Char('j'))); + + i.setPosition(begin + 29); + QCOMPARE(i.position(), begin + 29); + QCOMPARE(i.peekNext(), 0xFFFDu); + QCOMPARE(i.next(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 30); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(QLatin1Char('o'))); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(QLatin1Char('o'))); + + QCOMPARE(i.position(), begin + 31); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(QLatin1Char('o'))); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(QLatin1Char('o'))); + + QCOMPARE(i.position(), begin + 30); + QCOMPARE(i.peekPrevious(), 0x10000u); + QCOMPARE(i.previous(), 0x10000u); + + QCOMPARE(i.position(), begin + 28); + + i.setPosition(begin + 33); + QCOMPARE(i.position(), begin + 33); + QCOMPARE(i.peekNext(), 0xFFFDu); + QCOMPARE(i.next(), 0xFFFDu); + + QCOMPARE(i.position(), begin + 34); + QCOMPARE(i.peekNext(), QCHAR_UNICODE_VALUE(QLatin1Char('p'))); + QCOMPARE(i.next(), QCHAR_UNICODE_VALUE(QLatin1Char('p'))); + + QCOMPARE(i.position(), begin + 35); + QCOMPARE(i.peekPrevious(), QCHAR_UNICODE_VALUE(QLatin1Char('p'))); + QCOMPARE(i.previous(), QCHAR_UNICODE_VALUE(QLatin1Char('p'))); + + QCOMPARE(i.position(), begin + 34); + QCOMPARE(i.peekPrevious(), 0x10000u); + QCOMPARE(i.previous(), 0x10000u); + + QCOMPARE(i.position(), begin + 32); + + + i.setPosition(begin + 16); + QCOMPARE(i.position(), begin + 16); + + i.recedeUnchecked(); + i.recedeUnchecked(); + QCOMPARE(i.position(), begin + 12); + + i.recedeUnchecked(); + i.recedeUnchecked(); + i.recedeUnchecked(); + i.recedeUnchecked(); + QCOMPARE(i.position(), begin + 8); + + i.recedeUnchecked(); + i.recedeUnchecked(); + i.recedeUnchecked(); + i.recedeUnchecked(); + i.recedeUnchecked(); + i.recedeUnchecked(); + QCOMPARE(i.position(), begin + 2); + +#undef QCHAR_UNICODE_VALUE +} + +QTEST_APPLESS_MAIN(tst_QStringIterator) + +#include "tst_qstringiterator.moc" |