/* ******************************************************************************* * Copyright (C) 2008, International Business Machines Corporation and * * others. All Rights Reserved. * ******************************************************************************* */ package com.ibm.icu.dev.test.localespi; import java.text.BreakIterator; import java.util.Locale; import com.ibm.icu.dev.test.TestFmwk; public class BreakIteratorTest extends TestFmwk { public static void main(String[] args) throws Exception { new BreakIteratorTest().run(args); } private static final int CHARACTER_BRK = 0; private static final int WORD_BRK = 1; private static final int LINE_BRK = 2; private static final int SENTENCE_BRK = 3; /* * Check if getInstance returns the ICU implementation. */ public void TestGetInstance() { for (Locale loc : BreakIterator.getAvailableLocales()) { if (TestUtil.isProblematicIBMLocale(loc)) { logln("Skipped " + loc); continue; } checkGetInstance(CHARACTER_BRK, loc); checkGetInstance(WORD_BRK, loc); checkGetInstance(LINE_BRK, loc); checkGetInstance(SENTENCE_BRK, loc); } } private void checkGetInstance(int type, Locale loc) { BreakIterator brkitr = null; String method = null; switch (type) { case CHARACTER_BRK: brkitr = BreakIterator.getCharacterInstance(loc); method = "getCharacterInstance"; break; case WORD_BRK: brkitr = BreakIterator.getWordInstance(loc); method = "getWordInstance"; break; case LINE_BRK: brkitr = BreakIterator.getLineInstance(loc); method = "getLineInstance"; break; case SENTENCE_BRK: brkitr = BreakIterator.getSentenceInstance(loc); method = "getSentenceInstance"; break; default: errln("FAIL: Unknown break iterator type"); return; } boolean isIcuImpl = (brkitr instanceof com.ibm.icu.impl.jdkadapter.BreakIteratorICU); if (TestUtil.isICUExtendedLocale(loc)) { if (!isIcuImpl) { errln("FAIL: " + method + " returned JDK BreakIterator for locale " + loc); } } else { if (isIcuImpl) { logln("INFO: " + method + " returned ICU BreakIterator for locale " + loc); } BreakIterator brkitrIcu = null; Locale iculoc = TestUtil.toICUExtendedLocale(loc); switch (type) { case CHARACTER_BRK: brkitrIcu = BreakIterator.getCharacterInstance(iculoc); break; case WORD_BRK: brkitrIcu = BreakIterator.getWordInstance(iculoc); break; case LINE_BRK: brkitrIcu = BreakIterator.getLineInstance(iculoc); break; case SENTENCE_BRK: brkitrIcu = BreakIterator.getSentenceInstance(iculoc); break; } if (isIcuImpl) { if (!brkitr.equals(brkitrIcu)) { // BreakIterator.getXXXInstance returns a cached BreakIterator instance. // BreakIterator does not override Object#equals, so the result may not be // consistent. // logln("INFO: " + method + " returned ICU BreakIterator for locale " + loc // + ", but different from the one for locale " + iculoc); } } else { if (!(brkitrIcu instanceof com.ibm.icu.impl.jdkadapter.BreakIteratorICU)) { errln("FAIL: " + method + " returned JDK BreakIterator for locale " + iculoc); } } } } /* * Testing the behavior of text break between ICU instance and its * equivalent created via the Locale SPI framework. */ public void TestICUEquivalent() { Locale[] TEST_LOCALES = { new Locale("en", "US"), new Locale("fr", "FR"), new Locale("th", "TH"), new Locale("zh", "CN"), }; String[] TEST_DATA = { "International Components for Unicode (ICU) is an open source project of mature " + "C/C++ and Java libraries for Unicode support, software internationalization and " + "software globalization. ICU is widely portable to many operating systems and " + "environments. It gives applications the same results on all platforms and between " + "C/C++ and Java software. The ICU project is an open source development project " + "that is sponsored, supported and used by IBM and many other companies.", "L'International Components for Unicode (ICU) est un projet open source qui fourni " + "des biblioth\u00e8ques pour les langages informatique C/C++ et Java pour supporter " + "Unicode, l'internationalisation et la mondialisation des logiciels. ICU est largement " + "portable vers beaucoup de syst\u00e8mes d'exploitations et d'environnements. Il " + "donne aux applications les m\u00eames comportements et r\u00e9sultats sur toutes " + "les plateformes et entre les logiciels C/C++ et Java. Le projet ICU est un projet " + "dont les code sources sont disponibles qui est sponsoris\u00e9, support\u00e9 et " + "utilis\u00e9 par IBM et beaucoup d'autres entreprises.", "\u5728IBM\u7b49\u4f01\u696d\u4e2d\uff0c\u56fd\u9645\u5316\u7ecf\u5e38\u7b80\u5199" + "\u4e3aI18N (\u6216i18n\u6216I18n)\uff0c\u5176\u4e2d18\u4ee3\u8868\u4e86\u4e2d\u95f4" + "\u7701\u7565\u768418\u4e2a\u5b57\u6bcd\uff1b\u800c\u201c\u672c\u5730\u5316\u201d" + "\u540c\u53ef\u7b80\u5199\u4e3al10n\u3002\u9019\u4e24\u4e2a\u6982\u5ff5\u6709\u65f6" + "\u5408\u79f0\u5168\u7403\u5316\uff08g11n\uff09\uff0c\u4f46\u662f\u5168\u7403\u5316" + "\u7684\u6db5\u4e49\u66f4\u4e3a\u4e00\u822c\u5316\u3002\u53e6\u5916\u5076\u5c14\u4f1a" + "\u51fa\u73b0\u201cp13n\u201d\uff0c\u4ee3\u8868\u4e2a\u4eba\u5316\uff08personalization" + "\uff09\u3002", "\u0e01\u0e23\u0e38\u0e07\u0e40\u0e17\u0e1e\u0e21\u0e2b\u0e32\u0e19\u0e04\u0e23" + "\u0e43\u0e19\u0e1b\u0e31\u0e08\u0e08\u0e38\u0e1a\u0e31\u0e19\u0e40\u0e1b\u0e47" + "\u0e19\u0e28\u0e39\u0e19\u0e22\u0e4c\u0e01\u0e25\u0e32\u0e07\u0e01\u0e32\u0e23" + "\u0e1b\u0e01\u0e04\u0e23\u0e2d\u0e07 \u0e01\u0e32\u0e23\u0e28\u0e36\u0e01\u0e29" + "\u0e32 \u0e01\u0e32\u0e23\u0e04\u0e21\u0e19\u0e32\u0e04\u0e21\u0e02\u0e19\u0e2a" + "\u0e48\u0e07 \u0e01\u0e32\u0e23\u0e40\u0e07\u0e34\u0e19\u0e01\u0e32\u0e23\u0e18" + "\u0e19\u0e32\u0e04\u0e32\u0e23 \u0e01\u0e32\u0e23\u0e1e\u0e32\u0e13\u0e34\u0e0a" + "\u0e22\u0e4c \u0e01\u0e32\u0e23\u0e2a\u0e37\u0e48\u0e2d\u0e2a\u0e32\u0e23 \u0e2f" + "\u0e25\u0e2f \u0e42\u0e14\u0e22\u0e21\u0e35\u0e1e\u0e37\u0e49\u0e19\u0e17\u0e35" + "\u0e48\u0e17\u0e31\u0e49\u0e07\u0e2b\u0e21\u0e14 1,562.2 \u0e15\u0e32\u0e23\u0e32" + "\u0e07\u0e01\u0e34\u0e42\u0e25\u0e40\u0e21\u0e15\u0e23 \u0e1e\u0e34\u0e01\u0e31" + "\u0e14\u0e17\u0e32\u0e07\u0e20\u0e39\u0e21\u0e34\u0e28\u0e32\u0e2a\u0e15\u0e23" + "\u0e4c\u0e04\u0e37\u0e2d \u0e25\u0e30\u0e15\u0e34\u0e08\u0e39\u0e14 13\u00b0 45" + "\u2019 \u0e40\u0e2b\u0e19\u0e37\u0e2d \u0e25\u0e2d\u0e07\u0e08\u0e34\u0e08\u0e39" + "\u0e14 100\u00b0 31\u2019 \u0e15\u0e30\u0e27\u0e31\u0e19\u0e2d\u0e2d\u0e01" }; BreakIterator[] jdkBrkItrs = new BreakIterator[4]; com.ibm.icu.text.BreakIterator[] icuBrkItrs = new com.ibm.icu.text.BreakIterator[4]; for (Locale loc : TEST_LOCALES) { Locale iculoc = TestUtil.toICUExtendedLocale(loc); jdkBrkItrs[0] = BreakIterator.getCharacterInstance(iculoc); jdkBrkItrs[1] = BreakIterator.getWordInstance(iculoc); jdkBrkItrs[2] = BreakIterator.getLineInstance(iculoc); jdkBrkItrs[3] = BreakIterator.getSentenceInstance(iculoc); icuBrkItrs[0] = com.ibm.icu.text.BreakIterator.getCharacterInstance(iculoc); icuBrkItrs[1] = com.ibm.icu.text.BreakIterator.getWordInstance(iculoc); icuBrkItrs[2] = com.ibm.icu.text.BreakIterator.getLineInstance(iculoc); icuBrkItrs[3] = com.ibm.icu.text.BreakIterator.getSentenceInstance(iculoc); for (String text : TEST_DATA) { for (int i = 0; i < 4; i++) { compareBreaks(text, jdkBrkItrs[i], icuBrkItrs[i]); } } } } private void compareBreaks(String text, BreakIterator jdkBrk, com.ibm.icu.text.BreakIterator icuBrk) { jdkBrk.setText(text); icuBrk.setText(text); // Forward int jidx = jdkBrk.first(); int iidx = icuBrk.first(); if (jidx != iidx) { errln("FAIL: Different first boundaries (jdk=" + jidx + ",icu=" + iidx + ") for text:\n" + text); } while (true) { jidx = jdkBrk.next(); iidx = icuBrk.next(); if (jidx != iidx) { errln("FAIL: Different boundaries (jdk=" + jidx + ",icu=" + iidx + "direction=forward) for text:\n" + text); } if (jidx == BreakIterator.DONE) { break; } } // Backward jidx = jdkBrk.last(); iidx = jdkBrk.last(); if (jidx != iidx) { errln("FAIL: Different last boundaries (jdk=" + jidx + ",icu=" + iidx + ") for text:\n" + text); } while (true) { jidx = jdkBrk.previous(); iidx = icuBrk.previous(); if (jidx != iidx) { errln("FAIL: Different boundaries (jdk=" + jidx + ",icu=" + iidx + "direction=backward) for text:\n" + text); } if (jidx == BreakIterator.DONE) { break; } } } }