diff -r 000000000000 -r 1918ee327afb tests/auto/qabstracttextdocumentlayout/tst_qabstracttextdocumentlayout.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/tests/auto/qabstracttextdocumentlayout/tst_qabstracttextdocumentlayout.cpp Mon Jan 11 14:00:40 2010 +0000 @@ -0,0 +1,159 @@ +/**************************************************************************** +** +** Copyright (C) 2009 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 Technology Preview License Agreement accompanying +** this package. +** +** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + + +#include + +#include +#include +#include +#include +#include + +//TESTED_CLASS= +//TESTED_FILES= + +class tst_QAbstractTextDocumentLayout : public QObject +{ +Q_OBJECT + +public: + tst_QAbstractTextDocumentLayout(); + virtual ~tst_QAbstractTextDocumentLayout(); + +private slots: + void getSetCheck(); + void maximumBlockCount(); +}; + +tst_QAbstractTextDocumentLayout::tst_QAbstractTextDocumentLayout() +{ +} + +tst_QAbstractTextDocumentLayout::~tst_QAbstractTextDocumentLayout() +{ +} + +class MyAbstractTextDocumentLayout : public QAbstractTextDocumentLayout +{ + Q_OBJECT +public: + MyAbstractTextDocumentLayout(QTextDocument *doc) + : QAbstractTextDocumentLayout(doc) + , gotFullLayout(false) + , blockCount(0) + , changeEvents(0) + { + } + + void draw(QPainter *, const PaintContext &) {} + int hitTest(const QPointF &, Qt::HitTestAccuracy) const { return 0; } + int pageCount() const { return 0; } + QSizeF documentSize() const { return QSizeF(); } + QRectF frameBoundingRect(QTextFrame *) const { return QRectF(); } + QRectF blockBoundingRect(const QTextBlock &) const { return QRectF(); } + void documentChanged(int from, int oldLength, int length) { + ++changeEvents; + + QTextBlock last = document()->lastBlock(); + int lastPos = last.position() + last.length() - 1; + if (from == 0 && length == lastPos) + gotFullLayout = true; + } + + bool gotFullLayout; + int blockCount; + int changeEvents; + +public slots: + void blockCountChanged(int bc) { blockCount = bc; } +}; + +// Testing get/set functions +void tst_QAbstractTextDocumentLayout::getSetCheck() +{ + QTextDocument doc; + MyAbstractTextDocumentLayout obj1(&doc); + // QPaintDevice * QAbstractTextDocumentLayout::paintDevice() + // void QAbstractTextDocumentLayout::setPaintDevice(QPaintDevice *) + QImage *var1 = new QImage(QSize(10,10), QImage::Format_ARGB32_Premultiplied); + obj1.setPaintDevice(var1); + QCOMPARE(static_cast(var1), obj1.paintDevice()); + obj1.setPaintDevice((QPaintDevice *)0); + QCOMPARE(static_cast(0), obj1.paintDevice()); + delete var1; +} + +void tst_QAbstractTextDocumentLayout::maximumBlockCount() +{ + QTextDocument doc; + doc.setMaximumBlockCount(10); + + MyAbstractTextDocumentLayout layout(&doc); + doc.setDocumentLayout(&layout); + QObject::connect(&doc, SIGNAL(blockCountChanged(int)), &layout, SLOT(blockCountChanged(int))); + + QTextCursor cursor(&doc); + for (int i = 0; i < 10; ++i) { + cursor.insertBlock(); + cursor.insertText("bla"); + } + + QCOMPARE(layout.blockCount, 10); + + layout.gotFullLayout = false; + layout.changeEvents = 0; + cursor.insertBlock(); + QCOMPARE(layout.changeEvents, 2); + cursor.insertText("foo"); + QCOMPARE(layout.changeEvents, 3); + cursor.insertBlock(); + QCOMPARE(layout.changeEvents, 5); + cursor.insertText("foo"); + QCOMPARE(layout.changeEvents, 6); + + QVERIFY(!layout.gotFullLayout); + + QCOMPARE(layout.blockCount, 10); +} + +QTEST_MAIN(tst_QAbstractTextDocumentLayout) +#include "tst_qabstracttextdocumentlayout.moc"