Long live Qt 4.5!

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diff --git a/tests/auto/qtextboundaryfinder/tst_qtextboundaryfinder.cpp b/tests/auto/qtextboundaryfinder/tst_qtextboundaryfinder.cpp
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+/****************************************************************************
+**
+** 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>
+
+#include <qtextboundaryfinder.h>
+#include <qfile.h>
+#include <qdebug.h>
+
+//TESTED_CLASS=
+//TESTED_FILES=gui/text/qtextlayout.h corelib/tools/qtextboundaryfinder.cpp
+
+class tst_QTextBoundaryFinder : public QObject
+{
+    Q_OBJECT
+
+public:
+    tst_QTextBoundaryFinder();
+    virtual ~tst_QTextBoundaryFinder();
+
+
+public slots:
+    void init();
+    void cleanup();
+private slots:
+    void graphemeBoundaries();
+    void wordBoundaries();
+    void sentenceBoundaries();
+    void isAtWordStart();
+    void fastConstructor();
+    void isAtBoundaryLine();
+};
+
+tst_QTextBoundaryFinder::tst_QTextBoundaryFinder()
+{
+}
+
+tst_QTextBoundaryFinder::~tst_QTextBoundaryFinder()
+{
+}
+
+void tst_QTextBoundaryFinder::init()
+{
+#ifndef Q_OS_IRIX
+    QDir::setCurrent(SRCDIR);
+#endif
+}
+
+void tst_QTextBoundaryFinder::cleanup()
+{
+}
+
+void tst_QTextBoundaryFinder::graphemeBoundaries()
+{
+    QFile file("data/GraphemeBreakTest.txt");
+    file.open(QFile::ReadOnly);
+
+    int lines = 0;
+    while (!file.atEnd()) {
+        QByteArray line = file.readLine();
+        if (line.startsWith('#'))
+            continue;
+
+        lines++;
+        QString test = QString::fromUtf8(line);
+        int hash = test.indexOf('#');
+        if (hash > 0)
+            test = test.left(hash);
+        test = test.simplified();
+        test = test.replace(QLatin1String(" "), QString());
+
+        QList<int> breakPositions;
+        QString testString;
+        int pos = 0;
+        int strPos = 0;
+        while (pos < test.length()) {
+            if (test.at(pos).unicode() == 0xf7)
+                breakPositions.append(strPos);
+            else
+                Q_ASSERT(test.at(pos).unicode() == 0xd7);
+            ++pos;
+            if (pos < test.length()) {
+                Q_ASSERT(pos < test.length() - 4);
+                QString hex = test.mid(pos, 4);
+                bool ok = true;
+                testString.append(QChar(hex.toInt(&ok, 16)));
+                Q_ASSERT(ok);
+                pos += 4;
+            }
+            ++strPos;
+        }
+
+        QTextBoundaryFinder finder(QTextBoundaryFinder::Grapheme, testString);
+        for (int i = 0; i < breakPositions.size(); ++i) {
+            QCOMPARE(finder.position(), breakPositions.at(i));
+            finder.toNextBoundary();
+        }
+        QCOMPARE(finder.toNextBoundary(), -1);
+
+        for (int i = 0; i < testString.length(); ++i) {
+            finder.setPosition(i);
+            QCOMPARE(finder.isAtBoundary(), breakPositions.contains(i) == true);
+        }
+    }
+    QCOMPARE(lines, 100); // to see it actually found the file and all.
+}
+
+void tst_QTextBoundaryFinder::wordBoundaries()
+{
+    QFile file("data/WordBreakTest.txt");
+    file.open(QFile::ReadOnly);
+
+    while (!file.atEnd()) {
+        QByteArray line = file.readLine();
+        if (line.startsWith('#'))
+            continue;
+
+        QString test = QString::fromUtf8(line);
+        int hash = test.indexOf('#');
+        if (hash > 0)
+            test = test.left(hash);
+        test = test.simplified();
+        test = test.replace(QLatin1String(" "), QString());
+
+        QList<int> breakPositions;
+        QString testString;
+        int pos = 0;
+        int strPos = 0;
+        while (pos < test.length()) {
+            if (test.at(pos).unicode() == 0xf7)
+                breakPositions.append(strPos);
+            else
+                Q_ASSERT(test.at(pos).unicode() == 0xd7);
+            ++pos;
+            if (pos < test.length()) {
+                Q_ASSERT(pos < test.length() - 4);
+                QString hex = test.mid(pos, 4);
+                bool ok = true;
+                testString.append(QChar(hex.toInt(&ok, 16)));
+                Q_ASSERT(ok);
+                pos += 4;
+            }
+            ++strPos;
+        }
+
+        QTextBoundaryFinder finder(QTextBoundaryFinder::Word, testString);
+        for (int i = 0; i < breakPositions.size(); ++i) {
+            QCOMPARE(finder.position(), breakPositions.at(i));
+            finder.toNextBoundary();
+        }
+        QCOMPARE(finder.toNextBoundary(), -1);
+
+        for (int i = 0; i < testString.length(); ++i) {
+            finder.setPosition(i);
+            QCOMPARE(finder.isAtBoundary(), breakPositions.contains(i) == true);
+        }
+    }
+}
+
+void tst_QTextBoundaryFinder::sentenceBoundaries()
+{
+    QFile file("data/SentenceBreakTest.txt");
+    file.open(QFile::ReadOnly);
+
+    while (!file.atEnd()) {
+        QByteArray line = file.readLine();
+        if (line.startsWith('#'))
+            continue;
+
+        QString test = QString::fromUtf8(line);
+        int hash = test.indexOf('#');
+        if (hash > 0)
+            test = test.left(hash);
+        test = test.simplified();
+        test = test.replace(QLatin1String(" "), QString());
+
+        QList<int> breakPositions;
+        QString testString;
+        int pos = 0;
+        int strPos = 0;
+        while (pos < test.length()) {
+            if (test.at(pos).unicode() == 0xf7)
+                breakPositions.append(strPos);
+            else
+                Q_ASSERT(test.at(pos).unicode() == 0xd7);
+            ++pos;
+            if (pos < test.length()) {
+                Q_ASSERT(pos < test.length() - 4);
+                QString hex = test.mid(pos, 4);
+                bool ok = true;
+                testString.append(QChar(hex.toInt(&ok, 16)));
+                Q_ASSERT(ok);
+                pos += 4;
+            }
+            ++strPos;
+        }
+
+        QTextBoundaryFinder finder(QTextBoundaryFinder::Sentence, testString);
+        for (int i = 0; i < breakPositions.size(); ++i) {
+            QCOMPARE(finder.position(), breakPositions.at(i));
+            finder.toNextBoundary();
+        }
+        QCOMPARE(finder.toNextBoundary(), -1);
+
+        for (int i = 0; i < testString.length(); ++i) {
+            finder.setPosition(i);
+            QCOMPARE(finder.isAtBoundary(), breakPositions.contains(i) == true);
+        }
+    }
+}
+
+void tst_QTextBoundaryFinder::isAtWordStart()
+{
+    QString txt("The quick brown fox jumped over $the lazy. dog  ");
+    QList<int> start, end;
+    start << 0 << 4 << 10 << 16 << 20 << 27 << 32 << 33 << 37 << 41 << 43;
+    end << 3 << 9 << 15 << 19 << 26 << 31 << 33 << 36 << 41 << 42 << 46;
+    QTextBoundaryFinder finder(QTextBoundaryFinder::Word, txt);
+    for(int i=0; i < txt.length(); ++i) {
+        finder.setPosition(i);
+        QTextBoundaryFinder::BoundaryReasons r = finder.boundaryReasons();
+        // qDebug() << i << r;
+        QCOMPARE((r & QTextBoundaryFinder::StartWord) != 0, start.contains(i) == true);
+        QCOMPARE((r & QTextBoundaryFinder::EndWord) != 0, end.contains(i) == true);
+    }
+}
+
+void tst_QTextBoundaryFinder::fastConstructor()
+{
+    QString text("Hello World");
+    QTextBoundaryFinder finder(QTextBoundaryFinder::Word, text.constData(), text.length(), /*buffer*/0, /*buffer size*/0);
+    QVERIFY(finder.boundaryReasons() == QTextBoundaryFinder::StartWord);
+
+    finder.toNextBoundary();
+    QCOMPARE(finder.position(), 5);
+    QVERIFY(finder.boundaryReasons() == QTextBoundaryFinder::EndWord);
+
+    finder.toNextBoundary();
+    QCOMPARE(finder.position(), 6);
+    QVERIFY(finder.boundaryReasons() == QTextBoundaryFinder::StartWord);
+
+    finder.toNextBoundary();
+    QCOMPARE(finder.position(), text.length());
+    QVERIFY(finder.boundaryReasons() == QTextBoundaryFinder::EndWord);
+
+    finder.toNextBoundary();
+    QVERIFY(finder.boundaryReasons() == QTextBoundaryFinder::NotAtBoundary);
+    QCOMPARE(finder.position(), -1);
+}
+
+void tst_QTextBoundaryFinder::isAtBoundaryLine()
+{
+    // idx          0       1       2       3       4       5
+    // break?       -       -       -       +       -       +
+    QChar s[] = { 0x0061, 0x00AD, 0x0062, 0x0009, 0x0063, 0x0064 };
+    QString text(s, sizeof(s)/sizeof(s[0]));
+    qDebug() << "text = " << text << ", length = " << text.length();
+    QTextBoundaryFinder finder(QTextBoundaryFinder::Line, text.constData(), text.length(), /*buffer*/0, /*buffer size*/0);
+    finder.setPosition(0);
+    QVERIFY(!finder.isAtBoundary());
+    finder.setPosition(1);
+    QVERIFY(!finder.isAtBoundary());
+    finder.setPosition(2);
+    QVERIFY(!finder.isAtBoundary());
+    finder.setPosition(3);
+    QVERIFY(finder.isAtBoundary());
+    finder.setPosition(4);
+    QVERIFY(!finder.isAtBoundary());
+    finder.setPosition(5);
+    QVERIFY(finder.isAtBoundary());
+}
+
+QTEST_MAIN(tst_QTextBoundaryFinder)
+#include "tst_qtextboundaryfinder.moc"