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/*
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* Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
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*
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* This is part of HarfBuzz, an OpenType Layout engine library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*/
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/*
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!!!!!! Warning !!!!!
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Please don't save this file in emacs. It contains utf8 text sequences emacs will
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silently convert to a series of question marks.
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*/
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#include <QtTest/QtTest>
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#include <QtCore/qdebug.h>
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#include <harfbuzz-shaper.h>
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static QVector<HB_CharAttributes> getCharAttributes(const QString &str, HB_Script script = HB_Script_Common)
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{
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QVector<HB_CharAttributes> attrs(str.length());
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HB_ScriptItem item;
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item.pos = 0;
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item.length = str.length();
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item.script = script;
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HB_GetCharAttributes(str.utf16(), str.length(),
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&item, 1,
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attrs.data());
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return attrs;
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}
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class tst_CharAttributes : public QObject
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{
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Q_OBJECT
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public:
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tst_CharAttributes();
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virtual ~tst_CharAttributes();
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public slots:
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void init();
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void cleanup();
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private slots:
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void lineBreaking();
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void charWordStopOnLineSeparator();
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void charStopForSurrogatePairs();
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void thaiWordBreak();
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};
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tst_CharAttributes::tst_CharAttributes()
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{
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}
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tst_CharAttributes::~tst_CharAttributes()
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{
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}
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void tst_CharAttributes::init()
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{
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}
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void tst_CharAttributes::cleanup()
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{
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}
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void tst_CharAttributes::lineBreaking()
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{
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struct Breaks {
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const char *utf8;
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uchar breaks[32];
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};
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Breaks brks[] = {
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{ "11", { false, 0xff } },
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{ "aa", { false, 0xff } },
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{ "++", { false, 0xff } },
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{ "--", { false, 0xff } },
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{ "((", { false, 0xff } },
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{ "))", { false, 0xff } },
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{ "..", { false, 0xff } },
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{ "\"\"", { false, 0xff } },
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{ "$$", { false, 0xff } },
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{ "!!", { false, 0xff } },
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{ "??", { false, 0xff } },
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{ ",,", { false, 0xff } },
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{ ")()", { true, false, 0xff } },
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{ "?!?", { false, false, 0xff } },
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{ ".,.", { false, false, 0xff } },
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{ "+-+", { false, false, 0xff } },
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{ "+=+", { false, false, 0xff } },
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{ "+(+", { false, false, 0xff } },
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{ "+)+", { false, false, 0xff } },
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{ "a b", { false, true, 0xff } },
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{ "a(b", { false, false, 0xff } },
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{ "a)b", { false, false, 0xff } },
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{ "a-b", { false, true, 0xff } },
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{ "a.b", { false, false, 0xff } },
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{ "a+b", { false, false, 0xff } },
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{ "a?b", { false, false, 0xff } },
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{ "a!b", { false, false, 0xff } },
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{ "a$b", { false, false, 0xff } },
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{ "a,b", { false, false, 0xff } },
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{ "a/b", { false, false, 0xff } },
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{ "1/2", { false, false, 0xff } },
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{ "./.", { false, false, 0xff } },
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{ ",/,", { false, false, 0xff } },
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{ "!/!", { false, false, 0xff } },
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{ "\\/\\", { false, false, 0xff } },
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{ "1 2", { false, true, 0xff } },
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{ "1(2", { false, false, 0xff } },
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{ "1)2", { false, false, 0xff } },
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{ "1-2", { false, false, 0xff } },
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{ "1.2", { false, false, 0xff } },
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{ "1+2", { false, false, 0xff } },
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{ "1?2", { false, true, 0xff } },
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{ "1!2", { false, true, 0xff } },
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{ "1$2", { false, false, 0xff } },
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{ "1,2", { false, false, 0xff } },
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{ "1/2", { false, false, 0xff } },
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{ "\330\260\331\216\331\204\331\220\331\203\331\216", { false, false, false, false, false, 0xff } },
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{ "\330\247\331\204\331\205 \330\247\331\204\331\205", { false, false, false, true, false, false, 0xff } },
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{ "1#2", { false, false, 0xff } },
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{ "!#!", { false, false, 0xff } },
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{ 0, {} }
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};
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Breaks *b = brks;
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while (b->utf8) {
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QString str = QString::fromUtf8(b->utf8);
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QVector<HB_CharAttributes> attrs = getCharAttributes(str);
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int i;
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for (i = 0; i < (int)str.length() - 1; ++i) {
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QVERIFY(b->breaks[i] != 0xff);
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if ( (attrs[i].lineBreakType != HB_NoBreak) != (bool)b->breaks[i] ) {
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qDebug("test case \"%s\" failed at char %d; break type: %d", b->utf8, i, attrs[i].lineBreakType);
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QCOMPARE( (attrs[i].lineBreakType != HB_NoBreak), (bool)b->breaks[i] );
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}
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}
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QVERIFY(attrs[i].lineBreakType == HB_ForcedBreak);
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QCOMPARE(b->breaks[i], (uchar)0xff);
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++b;
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}
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}
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void tst_CharAttributes::charWordStopOnLineSeparator()
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{
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const QChar lineSeparator(QChar::LineSeparator);
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QString txt;
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txt.append(lineSeparator);
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txt.append(lineSeparator);
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QVector<HB_CharAttributes> attrs = getCharAttributes(txt);
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QVERIFY(attrs[1].charStop);
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}
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void tst_CharAttributes::charStopForSurrogatePairs()
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{
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QString txt;
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txt.append("a");
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txt.append(0xd87e);
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txt.append(0xdc25);
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txt.append("b");
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QVector<HB_CharAttributes> attrs = getCharAttributes(txt);
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QVERIFY(attrs[0].charStop);
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QVERIFY(attrs[1].charStop);
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QVERIFY(!attrs[2].charStop);
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QVERIFY(attrs[3].charStop);
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}
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void tst_CharAttributes::thaiWordBreak()
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{
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// สวัสดีครับ นี่เป็นการงทดสอบตัวเอ
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QTextCodec *codec = QTextCodec::codecForMib(2259);
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QString txt = codec->toUnicode(QByteArray("\xca\xc7\xd1\xca\xb4\xd5\xa4\xc3\xd1\xba\x20\xb9\xd5\xe8\xe0\xbb\xe7\xb9\xa1\xd2\xc3\xb7\xb4\xca\xcd\xba\xb5\xd1\xc7\xe0\xcd\xa7"));
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QCOMPARE(txt.length(), 32);
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QVector<HB_CharAttributes> attrs = getCharAttributes(txt, HB_Script_Thai);
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QVERIFY(attrs[0].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[1].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[2].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[3].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[4].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[5].lineBreakType == HB_Break);
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QVERIFY(attrs[6].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[7].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[8].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[9].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[10].lineBreakType == HB_Break);
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QVERIFY(attrs[11].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[12].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[13].lineBreakType == HB_Break);
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QVERIFY(attrs[14].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[15].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[16].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[17].lineBreakType == HB_Break);
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QVERIFY(attrs[18].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[19].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[20].lineBreakType == HB_Break);
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QVERIFY(attrs[21].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[22].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[23].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[24].lineBreakType == HB_NoBreak);
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QVERIFY(attrs[25].lineBreakType == HB_Break);
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QVERIFY(attrs[26].lineBreakType == HB_NoBreak);
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for (int i = 27; i < 32; ++i)
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QVERIFY(attrs[i].lineBreakType == HB_NoBreak);
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}
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QTEST_MAIN(tst_CharAttributes)
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#include "main.moc"
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