diff options
Diffstat (limited to 'tests/auto/integrationtests/qcomplextext/tst_qcomplextext.cpp')
| -rw-r--r-- | tests/auto/integrationtests/qcomplextext/tst_qcomplextext.cpp | 294 |
1 files changed, 294 insertions, 0 deletions
diff --git a/tests/auto/integrationtests/qcomplextext/tst_qcomplextext.cpp b/tests/auto/integrationtests/qcomplextext/tst_qcomplextext.cpp new file mode 100644 index 0000000000..c72393cfe6 --- /dev/null +++ b/tests/auto/integrationtests/qcomplextext/tst_qcomplextext.cpp @@ -0,0 +1,294 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + + +// Horrible hack, but this get this out of the way for now +// Carlos Duclos, 2007-12-11 +#if !defined(Q_WS_MAC) + +#include <QtTest/QtTest> +#include <QtGui/QtGui> +#include <private/qtextengine_p.h> + +#include "bidireorderstring.h" + + +//TESTED_CLASS= +//TESTED_FILES=gui/widgets/qcombobox.h gui/widgets/qcombobox.cpp + +class tst_QComplexText : public QObject +{ +Q_OBJECT + +public: + tst_QComplexText(); + virtual ~tst_QComplexText(); + + +public slots: + void init(); + void cleanup(); +private slots: + void bidiReorderString_data(); + void bidiReorderString(); + void bidiCursor_qtbug2795(); + void bidiCursor_PDF(); + void bidiCursorMovement_data(); + void bidiCursorMovement(); + void bidiCursorLogicalMovement_data(); + void bidiCursorLogicalMovement(); +}; + +tst_QComplexText::tst_QComplexText() +{ +} + +tst_QComplexText::~tst_QComplexText() +{ + +} + +void tst_QComplexText::init() +{ +// This will be executed immediately before each test is run. +// TODO: Add initialization code here. +} + +void tst_QComplexText::cleanup() +{ +// This will be executed immediately after each test is run. +// TODO: Add cleanup code here. +} + +void tst_QComplexText::bidiReorderString_data() +{ + QTest::addColumn<QString>("logical"); + QTest::addColumn<QString>("VISUAL"); + QTest::addColumn<int>("basicDir"); + + const LV *data = logical_visual; + while ( data->name ) { + //next we fill it with data + QTest::newRow( data->name ) + << QString::fromUtf8( data->logical ) + << QString::fromUtf8( data->visual ) + << (int) data->basicDir; + data++; + } +} + +void tst_QComplexText::bidiReorderString() +{ + QFETCH( QString, logical ); + QFETCH( int, basicDir ); + + // replace \n with Unicode newline. The new algorithm ignores \n + logical.replace(QChar('\n'), QChar(0x2028)); + + QTextEngine e(logical, QFont()); + e.option.setTextDirection((QChar::Direction)basicDir == QChar::DirL ? Qt::LeftToRight : Qt::RightToLeft); + e.itemize(); + quint8 levels[256]; + int visualOrder[256]; + int nitems = e.layoutData->items.size(); + int i; + for (i = 0; i < nitems; ++i) { + //qDebug("item %d bidiLevel=%d", i, e.items[i].analysis.bidiLevel); + levels[i] = e.layoutData->items[i].analysis.bidiLevel; + } + e.bidiReorder(nitems, levels, visualOrder); + + QString visual; + for (i = 0; i < nitems; ++i) { + QScriptItem &si = e.layoutData->items[visualOrder[i]]; + QString sub = logical.mid(si.position, e.length(visualOrder[i])); + if (si.analysis.bidiLevel % 2) { + // reverse sub + QChar *a = (QChar *)sub.unicode(); + QChar *b = a + sub.length() - 1; + while (a < b) { + QChar tmp = *a; + *a = *b; + *b = tmp; + ++a; + --b; + } + a = (QChar *)sub.unicode(); + b = a + sub.length(); + while (a<b) { + *a = a->mirroredChar(); + ++a; + } + } + visual += sub; + } + // replace Unicode newline back with \n to compare. + visual.replace(QChar(0x2028), QChar('\n')); + + QTEST(visual, "VISUAL"); +} + +void tst_QComplexText::bidiCursor_qtbug2795() +{ + QString str = QString::fromUtf8("الجزيرة نت"); + QTextLayout l1(str); + + l1.beginLayout(); + QTextLine line1 = l1.createLine(); + l1.endLayout(); + + qreal x1 = line1.cursorToX(0) - line1.cursorToX(str.size()); + + str.append("1"); + QTextLayout l2(str); + l2.beginLayout(); + QTextLine line2 = l2.createLine(); + l2.endLayout(); + + qreal x2 = line2.cursorToX(0) - line2.cursorToX(str.size()); + + // The cursor should remain at the same position after a digit is appended + QVERIFY(x1 == x2); +} + +void tst_QComplexText::bidiCursorMovement_data() +{ + QTest::addColumn<QString>("logical"); + QTest::addColumn<int>("basicDir"); + + const LV *data = logical_visual; + while ( data->name ) { + //next we fill it with data + QTest::newRow( data->name ) + << QString::fromUtf8( data->logical ) + << (int) data->basicDir; + data++; + } +} + +void tst_QComplexText::bidiCursorMovement() +{ + QFETCH(QString, logical); + QFETCH(int, basicDir); + + QTextLayout layout(logical); + + QTextOption option = layout.textOption(); + option.setTextDirection(basicDir == QChar::DirL ? Qt::LeftToRight : Qt::RightToLeft); + layout.setTextOption(option); + layout.setCursorMoveStyle(Qt::VisualMoveStyle); + bool moved; + int oldPos, newPos = 0; + qreal x, newX; + + layout.beginLayout(); + QTextLine line = layout.createLine(); + layout.endLayout(); + + newX = line.cursorToX(0); + do { + oldPos = newPos; + x = newX; + newX = line.cursorToX(oldPos); + if (basicDir == QChar::DirL) { + QVERIFY(newX >= x); + newPos = layout.rightCursorPosition(oldPos); + } else + { + QVERIFY(newX <= x); + newPos = layout.leftCursorPosition(oldPos); + } + moved = (oldPos != newPos); + } while (moved); +} + +void tst_QComplexText::bidiCursorLogicalMovement_data() +{ + bidiCursorMovement_data(); +} + +void tst_QComplexText::bidiCursorLogicalMovement() +{ + QFETCH(QString, logical); + QFETCH(int, basicDir); + + QTextLayout layout(logical); + + QTextOption option = layout.textOption(); + option.setTextDirection(basicDir == QChar::DirL ? Qt::LeftToRight : Qt::RightToLeft); + layout.setTextOption(option); + bool moved; + int oldPos, newPos = 0; + + do { + oldPos = newPos; + newPos = layout.nextCursorPosition(oldPos); + QVERIFY(newPos >= oldPos); + moved = (oldPos != newPos); + } while (moved); + + do { + oldPos = newPos; + newPos = layout.previousCursorPosition(oldPos); + QVERIFY(newPos <= oldPos); + moved = (oldPos != newPos); + } while (moved); +} + +void tst_QComplexText::bidiCursor_PDF() +{ + QString str = QString::fromUtf8("\342\200\252hello\342\200\254"); + QTextLayout layout(str); + + layout.beginLayout(); + QTextLine line = layout.createLine(); + layout.endLayout(); + + int size = str.size(); + + QVERIFY(line.cursorToX(size) == line.cursorToX(size - 1)); +} + +QTEST_MAIN(tst_QComplexText) +#include "tst_qcomplextext.moc" + +#endif // Q_WS_MAC + |