| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.lucene.analysis.standard; |
| |
| |
| import java.io.IOException; |
| import java.io.Reader; |
| import java.io.StringReader; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.Random; |
| |
| import org.apache.lucene.analysis.Analyzer; |
| import org.apache.lucene.analysis.BaseTokenStreamTestCase; |
| import org.apache.lucene.analysis.MockGraphTokenFilter; |
| import org.apache.lucene.analysis.TokenStream; |
| import org.apache.lucene.analysis.Tokenizer; |
| import org.apache.lucene.analysis.tokenattributes.CharTermAttribute; |
| import org.apache.lucene.util.BytesRef; |
| import org.apache.lucene.util.TestUtil; |
| |
| public class TestStandardAnalyzer extends BaseTokenStreamTestCase { |
| |
| // LUCENE-5897: slow tokenization of strings of the form (\p{WB:ExtendNumLet}[\p{WB:Format}\p{WB:Extend}]*)+ |
| @Slow |
| public void testLargePartiallyMatchingToken() throws Exception { |
| // TODO: get these lists of chars matching a property from ICU4J |
| // http://www.unicode.org/Public/6.3.0/ucd/auxiliary/WordBreakProperty.txt |
| char[] WordBreak_ExtendNumLet_chars = "_\u203f\u2040\u2054\ufe33\ufe34\ufe4d\ufe4e\ufe4f\uff3f".toCharArray(); |
| |
| // http://www.unicode.org/Public/6.3.0/ucd/auxiliary/WordBreakProperty.txt |
| int[] WordBreak_Format_chars // only the first char in ranges |
| = { 0xAD, 0x600, 0x61C, 0x6DD, 0x70F, 0x180E, 0x200E, 0x202A, 0x2060, 0x2066, 0xFEFF, |
| 0xFFF9, 0x110BD, 0x1D173, 0xE0001, 0xE0020 }; |
| |
| // http://www.unicode.org/Public/6.3.0/ucd/auxiliary/WordBreakProperty.txt |
| int[] WordBreak_Extend_chars // only the first char in ranges |
| = { 0x300, 0x483, 0x591, 0x5bf, 0x5c1, 0x5c4, 0x5c7, 0x610, 0x64b, 0x670, 0x6d6, 0x6df, |
| 0x6e7, 0x6ea, 0x711, 0x730, 0x7a6, 0x7eb, 0x816, 0x81b, 0x825, 0x829, 0x859, 0x8e4, |
| 0x900, 0x93a, 0x93e, 0x951, 0x962, 0x981, 0x9bc, 0x9be, 0x9c7, 0x9cb, 0x9d7, 0x9e2, |
| 0xa01, 0xa3c, 0xa3e, 0xa47, 0xa4b, 0xa51, 0xa70, 0xa75, 0xa81, 0xabc, 0xabe, 0xac7, |
| 0xacb, 0xae2, 0xb01, 0xb3c, 0xb3e, 0xb47, 0xb4b, 0xb56, 0xb62, 0xb82, 0xbbe, 0xbc6, |
| 0xbca, 0xbd7, 0xc01, 0xc3e, 0xc46, 0xc4a, 0xc55, 0xc62, 0xc82, 0xcbc, 0xcbe, 0xcc6, |
| 0xcca, 0xcd5, 0xce2, 0xd02, 0xd3e, 0xd46, 0xd4a, 0xd57, 0xd62, 0xd82, 0xdca, 0xdcf, |
| 0xdd6, 0xdd8, 0xdf2, 0xe31, 0xe34, 0xe47, 0xeb1, 0xeb4, 0xebb, 0xec8, 0xf18, 0xf35, |
| 0xf37, 0xf39, 0xf3e, 0xf71, 0xf86, 0xf8d, 0xf99, 0xfc6, 0x102b, 0x1056, 0x105e, 0x1062, |
| 0x1067, 0x1071, 0x1082, 0x108f, 0x109a, 0x135d, 0x1712, 0x1732, 0x1752, 0x1772, 0x17b4, |
| 0x17dd, 0x180b, 0x18a9, 0x1920, 0x1930, 0x19b0, 0x19c8, 0x1a17, 0x1a55, 0x1a60, 0x1a7f, |
| 0x1b00, 0x1b34, 0x1b6b, 0x1b80, 0x1ba1, 0x1be6, 0x1c24, 0x1cd0, 0x1cd4, 0x1ced, 0x1cf2, |
| 0x1dc0, 0x1dfc, 0x200c, 0x20d0, 0x2cef, 0x2d7f, 0x2de0, 0x302a, 0x3099, 0xa66f, 0xa674, |
| 0xa69f, 0xa6f0, 0xa802, 0xa806, 0xa80b, 0xa823, 0xa880, 0xa8b4, 0xa8e0, 0xa926, 0xa947, |
| 0xa980, 0xa9b3, 0xaa29, 0xaa43, 0xaa4c, 0xaa7b, 0xaab0, 0xaab2, 0xaab7, 0xaabe, 0xaac1, |
| 0xaaeb, 0xaaf5, 0xabe3, 0xabec, 0xfb1e, 0xfe00, 0xfe20, 0xff9e, 0x101fd, 0x10a01, |
| 0x10a05, 0x10a0C, 0x10a38, 0x10a3F, 0x11000, 0x11001, 0x11038, 0x11080, 0x11082, |
| 0x110b0, 0x110b3, 0x110b7, 0x110b9, 0x11100, 0x11127, 0x1112c, 0x11180, 0x11182, |
| 0x111b3, 0x111b6, 0x111bF, 0x116ab, 0x116ac, 0x116b0, 0x116b6, 0x16f51, 0x16f8f, |
| 0x1d165, 0x1d167, 0x1d16d, 0x1d17b, 0x1d185, 0x1d1aa, 0x1d242, 0xe0100 }; |
| |
| StringBuilder builder = new StringBuilder(); |
| int numChars = TestUtil.nextInt(random(), 100 * 1024, 1024 * 1024); |
| for (int i = 0 ; i < numChars ; ) { |
| builder.append(WordBreak_ExtendNumLet_chars[random().nextInt(WordBreak_ExtendNumLet_chars.length)]); |
| ++i; |
| if (random().nextBoolean()) { |
| int numFormatExtendChars = TestUtil.nextInt(random(), 1, 8); |
| for (int j = 0; j < numFormatExtendChars; ++j) { |
| int codepoint; |
| if (random().nextBoolean()) { |
| codepoint = WordBreak_Format_chars[random().nextInt(WordBreak_Format_chars.length)]; |
| } else { |
| codepoint = WordBreak_Extend_chars[random().nextInt(WordBreak_Extend_chars.length)]; |
| } |
| char[] chars = Character.toChars(codepoint); |
| builder.append(chars); |
| i += chars.length; |
| } |
| } |
| } |
| StandardTokenizer ts = new StandardTokenizer(); |
| ts.setReader(new StringReader(builder.toString())); |
| ts.reset(); |
| while (ts.incrementToken()) { } |
| ts.end(); |
| ts.close(); |
| |
| int newBufferSize = TestUtil.nextInt(random(), 200, 8192); |
| ts.setMaxTokenLength(newBufferSize); // try a different buffer size |
| ts.setReader(new StringReader(builder.toString())); |
| ts.reset(); |
| while (ts.incrementToken()) { } |
| ts.end(); |
| ts.close(); |
| } |
| |
| public void testHugeDoc() throws IOException { |
| StringBuilder sb = new StringBuilder(); |
| char whitespace[] = new char[4094]; |
| Arrays.fill(whitespace, ' '); |
| sb.append(whitespace); |
| sb.append("testing 1234"); |
| String input = sb.toString(); |
| StandardTokenizer tokenizer = new StandardTokenizer(); |
| tokenizer.setReader(new StringReader(input)); |
| BaseTokenStreamTestCase.assertTokenStreamContents(tokenizer, new String[] { "testing", "1234" }); |
| } |
| |
| private Analyzer a; |
| |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| a = new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer tokenizer = new StandardTokenizer(newAttributeFactory()); |
| return new TokenStreamComponents(tokenizer); |
| } |
| }; |
| } |
| |
| @Override |
| public void tearDown() throws Exception { |
| a.close(); |
| super.tearDown(); |
| } |
| |
| public void testArmenian() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "Վիքիպեդիայի 13 միլիոն հոդվածները (4,600` հայերեն վիքիպեդիայում) գրվել են կամավորների կողմից ու համարյա բոլոր հոդվածները կարող է խմբագրել ցանկաց մարդ ով կարող է բացել Վիքիպեդիայի կայքը։", |
| new String[] { "Վիքիպեդիայի", "13", "միլիոն", "հոդվածները", "4,600", "հայերեն", "վիքիպեդիայում", "գրվել", "են", "կամավորների", "կողմից", |
| "ու", "համարյա", "բոլոր", "հոդվածները", "կարող", "է", "խմբագրել", "ցանկաց", "մարդ", "ով", "կարող", "է", "բացել", "Վիքիպեդիայի", "կայքը" } ); |
| } |
| |
| public void testAmharic() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "ዊኪፔድያ የባለ ብዙ ቋንቋ የተሟላ ትክክለኛና ነጻ መዝገበ ዕውቀት (ኢንሳይክሎፒዲያ) ነው። ማንኛውም", |
| new String[] { "ዊኪፔድያ", "የባለ", "ብዙ", "ቋንቋ", "የተሟላ", "ትክክለኛና", "ነጻ", "መዝገበ", "ዕውቀት", "ኢንሳይክሎፒዲያ", "ነው", "ማንኛውም" } ); |
| } |
| |
| public void testArabic() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "الفيلم الوثائقي الأول عن ويكيبيديا يسمى \"الحقيقة بالأرقام: قصة ويكيبيديا\" (بالإنجليزية: Truth in Numbers: The Wikipedia Story)، سيتم إطلاقه في 2008.", |
| new String[] { "الفيلم", "الوثائقي", "الأول", "عن", "ويكيبيديا", "يسمى", "الحقيقة", "بالأرقام", "قصة", "ويكيبيديا", |
| "بالإنجليزية", "Truth", "in", "Numbers", "The", "Wikipedia", "Story", "سيتم", "إطلاقه", "في", "2008" } ); |
| } |
| |
| public void testAramaic() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "ܘܝܩܝܦܕܝܐ (ܐܢܓܠܝܐ: Wikipedia) ܗܘ ܐܝܢܣܩܠܘܦܕܝܐ ܚܐܪܬܐ ܕܐܢܛܪܢܛ ܒܠܫܢ̈ܐ ܣܓܝܐ̈ܐ܂ ܫܡܗ ܐܬܐ ܡܢ ܡ̈ܠܬܐ ܕ\"ܘܝܩܝ\" ܘ\"ܐܝܢܣܩܠܘܦܕܝܐ\"܀", |
| new String[] { "ܘܝܩܝܦܕܝܐ", "ܐܢܓܠܝܐ", "Wikipedia", "ܗܘ", "ܐܝܢܣܩܠܘܦܕܝܐ", "ܚܐܪܬܐ", "ܕܐܢܛܪܢܛ", "ܒܠܫܢ̈ܐ", "ܣܓܝܐ̈ܐ", "ܫܡܗ", |
| "ܐܬܐ", "ܡܢ", "ܡ̈ܠܬܐ", "ܕ", "ܘܝܩܝ", "ܘ", "ܐܝܢܣܩܠܘܦܕܝܐ"}); |
| } |
| |
| public void testBengali() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "এই বিশ্বকোষ পরিচালনা করে উইকিমিডিয়া ফাউন্ডেশন (একটি অলাভজনক সংস্থা)। উইকিপিডিয়ার শুরু ১৫ জানুয়ারি, ২০০১ সালে। এখন পর্যন্ত ২০০টিরও বেশী ভাষায় উইকিপিডিয়া রয়েছে।", |
| new String[] { "এই", "বিশ্বকোষ", "পরিচালনা", "করে", "উইকিমিডিয়া", "ফাউন্ডেশন", "একটি", "অলাভজনক", "সংস্থা", "উইকিপিডিয়ার", |
| "শুরু", "১৫", "জানুয়ারি", "২০০১", "সালে", "এখন", "পর্যন্ত", "২০০টিরও", "বেশী", "ভাষায়", "উইকিপিডিয়া", "রয়েছে" }); |
| } |
| |
| public void testFarsi() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "ویکی پدیای انگلیسی در تاریخ ۲۵ دی ۱۳۷۹ به صورت مکملی برای دانشنامهٔ تخصصی نوپدیا نوشته شد.", |
| new String[] { "ویکی", "پدیای", "انگلیسی", "در", "تاریخ", "۲۵", "دی", "۱۳۷۹", "به", "صورت", "مکملی", |
| "برای", "دانشنامهٔ", "تخصصی", "نوپدیا", "نوشته", "شد" }); |
| } |
| |
| public void testGreek() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "Γράφεται σε συνεργασία από εθελοντές με το λογισμικό wiki, κάτι που σημαίνει ότι άρθρα μπορεί να προστεθούν ή να αλλάξουν από τον καθένα.", |
| new String[] { "Γράφεται", "σε", "συνεργασία", "από", "εθελοντές", "με", "το", "λογισμικό", "wiki", "κάτι", "που", |
| "σημαίνει", "ότι", "άρθρα", "μπορεί", "να", "προστεθούν", "ή", "να", "αλλάξουν", "από", "τον", "καθένα" }); |
| } |
| |
| public void testThai() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "การที่ได้ต้องแสดงว่างานดี. แล้วเธอจะไปไหน? ๑๒๓๔", |
| new String[] { "การที่ได้ต้องแสดงว่างานดี", "แล้วเธอจะไปไหน", "๑๒๓๔" }); |
| } |
| |
| public void testLao() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "ສາທາລະນະລັດ ປະຊາທິປະໄຕ ປະຊາຊົນລາວ", |
| new String[] { "ສາທາລະນະລັດ", "ປະຊາທິປະໄຕ", "ປະຊາຊົນລາວ" }); |
| } |
| |
| public void testTibetan() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "སྣོན་མཛོད་དང་ལས་འདིས་བོད་ཡིག་མི་ཉམས་གོང་འཕེལ་དུ་གཏོང་བར་ཧ་ཅང་དགེ་མཚན་མཆིས་སོ། །", |
| new String[] { "སྣོན", "མཛོད", "དང", "ལས", "འདིས", "བོད", "ཡིག", |
| "མི", "ཉམས", "གོང", "འཕེལ", "དུ", "གཏོང", "བར", |
| "ཧ", "ཅང", "དགེ", "མཚན", "མཆིས", "སོ" }); |
| } |
| |
| /* |
| * For chinese, tokenize as char (these can later form bigrams or whatever) |
| */ |
| public void testChinese() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "我是中国人。 1234 Tests ", |
| new String[] { "我", "是", "中", "国", "人", "1234", "Tests"}); |
| } |
| |
| public void testEmpty() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "", new String[] {}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, ".", new String[] {}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, " ", new String[] {}); |
| } |
| |
| /* test various jira issues this analyzer is related to */ |
| |
| public void testLUCENE1545() throws Exception { |
| /* |
| * Standard analyzer does not correctly tokenize combining character U+0364 COMBINING LATIN SMALL LETTRE E. |
| * The word "moͤchte" is incorrectly tokenized into "mo" "chte", the combining character is lost. |
| * Expected result is only on token "moͤchte". |
| */ |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "moͤchte", new String[] { "moͤchte" }); |
| } |
| |
| /* Tests from StandardAnalyzer, just to show behavior is similar */ |
| public void testAlphanumericSA() throws Exception { |
| // alphanumeric tokens |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "B2B", new String[]{"B2B"}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "2B", new String[]{"2B"}); |
| } |
| |
| public void testDelimitersSA() throws Exception { |
| // other delimiters: "-", "/", "," |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "some-dashed-phrase", new String[]{"some", "dashed", "phrase"}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "dogs,chase,cats", new String[]{"dogs", "chase", "cats"}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "ac/dc", new String[]{"ac", "dc"}); |
| } |
| |
| public void testApostrophesSA() throws Exception { |
| // internal apostrophes: O'Reilly, you're, O'Reilly's |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "O'Reilly", new String[]{"O'Reilly"}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "you're", new String[]{"you're"}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "she's", new String[]{"she's"}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "Jim's", new String[]{"Jim's"}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "don't", new String[]{"don't"}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "O'Reilly's", new String[]{"O'Reilly's"}); |
| } |
| |
| public void testNumericSA() throws Exception { |
| // floating point, serial, model numbers, ip addresses, etc. |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "21.35", new String[]{"21.35"}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "R2D2 C3PO", new String[]{"R2D2", "C3PO"}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "216.239.63.104", new String[]{"216.239.63.104"}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "216.239.63.104", new String[]{"216.239.63.104"}); |
| } |
| |
| public void testTextWithNumbersSA() throws Exception { |
| // numbers |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "David has 5000 bones", new String[]{"David", "has", "5000", "bones"}); |
| } |
| |
| public void testVariousTextSA() throws Exception { |
| // various |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "C embedded developers wanted", new String[]{"C", "embedded", "developers", "wanted"}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "foo bar FOO BAR", new String[]{"foo", "bar", "FOO", "BAR"}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "foo bar . FOO <> BAR", new String[]{"foo", "bar", "FOO", "BAR"}); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "\"QUOTED\" word", new String[]{"QUOTED", "word"}); |
| } |
| |
| public void testKoreanSA() throws Exception { |
| // Korean words |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "안녕하세요 한글입니다", new String[]{"안녕하세요", "한글입니다"}); |
| } |
| |
| public void testOffsets() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "David has 5000 bones", |
| new String[] {"David", "has", "5000", "bones"}, |
| new int[] {0, 6, 10, 15}, |
| new int[] {5, 9, 14, 20}); |
| } |
| |
| public void testTypes() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "David has 5000 bones", |
| new String[] {"David", "has", "5000", "bones"}, |
| new String[] { "<ALPHANUM>", "<ALPHANUM>", "<NUM>", "<ALPHANUM>" }); |
| } |
| |
| public void testUnicodeWordBreaks() throws Exception { |
| WordBreakTestUnicode_9_0_0 wordBreakTest = new WordBreakTestUnicode_9_0_0(); |
| wordBreakTest.test(a); |
| } |
| |
| public void testSupplementary() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "𩬅艱鍟䇹愯瀛", |
| new String[] {"𩬅", "艱", "鍟", "䇹", "愯", "瀛"}, |
| new String[] { "<IDEOGRAPHIC>", "<IDEOGRAPHIC>", "<IDEOGRAPHIC>", "<IDEOGRAPHIC>", "<IDEOGRAPHIC>", "<IDEOGRAPHIC>" }); |
| } |
| |
| public void testKorean() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "훈민정음", |
| new String[] { "훈민정음" }, |
| new String[] { "<HANGUL>" }); |
| } |
| |
| public void testJapanese() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "仮名遣い カタカナ", |
| new String[] { "仮", "名", "遣", "い", "カタカナ" }, |
| new String[] { "<IDEOGRAPHIC>", "<IDEOGRAPHIC>", "<IDEOGRAPHIC>", "<HIRAGANA>", "<KATAKANA>" }); |
| } |
| |
| public void testCombiningMarks() throws Exception { |
| checkOneTerm(a, "ざ", "ざ"); // hiragana |
| checkOneTerm(a, "ザ", "ザ"); // katakana |
| checkOneTerm(a, "壹゙", "壹゙"); // ideographic |
| checkOneTerm(a, "아゙", "아゙"); // hangul |
| } |
| |
| /** |
| * Multiple consecutive chars in \p{WB:MidLetter}, \p{WB:MidNumLet}, |
| * and/or \p{MidNum} should trigger a token split. |
| */ |
| public void testMid() throws Exception { |
| // ':' is in \p{WB:MidLetter}, which should trigger a split unless there is a Letter char on both sides |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "A:B", new String[] { "A:B" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "A::B", new String[] { "A", "B" }); |
| |
| // '.' is in \p{WB:MidNumLet}, which should trigger a split unless there is a Letter or Numeric char on both sides |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "1.2", new String[] { "1.2" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "A.B", new String[] { "A.B" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "1..2", new String[] { "1", "2" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "A..B", new String[] { "A", "B" }); |
| |
| // ',' is in \p{WB:MidNum}, which should trigger a split unless there is a Numeric char on both sides |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "1,2", new String[] { "1,2" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "1,,2", new String[] { "1", "2" }); |
| |
| // Mixed consecutive \p{WB:MidLetter} and \p{WB:MidNumLet} should trigger a split |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "A.:B", new String[] { "A", "B" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "A:.B", new String[] { "A", "B" }); |
| |
| // Mixed consecutive \p{WB:MidNum} and \p{WB:MidNumLet} should trigger a split |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "1,.2", new String[] { "1", "2" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "1.,2", new String[] { "1", "2" }); |
| |
| // '_' is in \p{WB:ExtendNumLet} |
| |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "A:B_A:B", new String[] { "A:B_A:B" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "A:B_A::B", new String[] { "A:B_A", "B" }); |
| |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "1.2_1.2", new String[] { "1.2_1.2" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "A.B_A.B", new String[] { "A.B_A.B" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "1.2_1..2", new String[] { "1.2_1", "2" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "A.B_A..B", new String[] { "A.B_A", "B" }); |
| |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "1,2_1,2", new String[] { "1,2_1,2" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "1,2_1,,2", new String[] { "1,2_1", "2" }); |
| |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "C_A.:B", new String[] { "C_A", "B" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "C_A:.B", new String[] { "C_A", "B" }); |
| |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "3_1,.2", new String[] { "3_1", "2" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "3_1.,2", new String[] { "3_1", "2" }); |
| } |
| |
| /** simple emoji */ |
| public void testEmoji() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "💩 💩💩", |
| new String[] { "💩", "💩", "💩" }, |
| new String[] { "<EMOJI>", "<EMOJI>", "<EMOJI>" }); |
| } |
| |
| /** emoji zwj sequence */ |
| public void testEmojiSequence() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "👩❤️👩", |
| new String[] { "👩❤️👩" }, |
| new String[] { "<EMOJI>" }); |
| } |
| |
| /** emoji zwj sequence with fitzpatrick modifier */ |
| public void testEmojiSequenceWithModifier() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "👨🏼⚕️", |
| new String[] { "👨🏼⚕️" }, |
| new String[] { "<EMOJI>" }); |
| } |
| |
| /** regional indicator */ |
| public void testEmojiRegionalIndicator() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "🇺🇸🇺🇸", |
| new String[] { "🇺🇸", "🇺🇸" }, |
| new String[] { "<EMOJI>", "<EMOJI>" }); |
| } |
| |
| /** variation sequence */ |
| public void testEmojiVariationSequence() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "#️⃣", |
| new String[] { "#️⃣" }, |
| new String[] { "<EMOJI>" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "3️⃣", |
| new String[] { "3️⃣",}, |
| new String[] { "<EMOJI>" }); |
| |
| // text presentation sequences |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "#\uFE0E", |
| new String[] { }, |
| new String[] { }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "3\uFE0E", // \uFE0E is included in \p{WB:Extend} |
| new String[] { "3\uFE0E",}, |
| new String[] { "<NUM>" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "\u2B55\uFE0E", // \u2B55 = HEAVY BLACK CIRCLE |
| new String[] { "\u2B55",}, |
| new String[] { "<EMOJI>" }); |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "\u2B55\uFE0E\u200D\u2B55\uFE0E", |
| new String[] { "\u2B55", "\u200D\u2B55"}, |
| new String[] { "<EMOJI>", "<EMOJI>" }); |
| } |
| |
| public void testEmojiTagSequence() throws Exception { |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "🏴", |
| new String[] { "🏴" }, |
| new String[] { "<EMOJI>" }); |
| } |
| |
| public void testEmojiTokenization() throws Exception { |
| // simple emoji around latin |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "poo💩poo", |
| new String[] { "poo", "💩", "poo" }, |
| new String[] { "<ALPHANUM>", "<EMOJI>", "<ALPHANUM>" }); |
| // simple emoji around non-latin |
| BaseTokenStreamTestCase.assertAnalyzesTo(a, "💩中國💩", |
| new String[] { "💩", "中", "國", "💩" }, |
| new String[] { "<EMOJI>", "<IDEOGRAPHIC>", "<IDEOGRAPHIC>", "<EMOJI>" }); |
| } |
| |
| public void testUnicodeEmojiTests() throws Exception { |
| EmojiTokenizationTestUnicode_11_0 emojiTest = new EmojiTokenizationTestUnicode_11_0(); |
| emojiTest.test(a); |
| } |
| |
| /** blast some random strings through the analyzer */ |
| public void testRandomStrings() throws Exception { |
| Analyzer analyzer = new StandardAnalyzer(); |
| checkRandomData(random(), analyzer, 200 * RANDOM_MULTIPLIER); |
| analyzer.close(); |
| } |
| |
| /** blast some random large strings through the analyzer */ |
| public void testRandomHugeStrings() throws Exception { |
| Analyzer analyzer = new StandardAnalyzer(); |
| checkRandomData(random(), analyzer, 20*RANDOM_MULTIPLIER, 8192); |
| analyzer.close(); |
| } |
| |
| // Adds random graph after: |
| public void testRandomHugeStringsGraphAfter() throws Exception { |
| Random random = random(); |
| Analyzer analyzer = new Analyzer() { |
| @Override |
| protected TokenStreamComponents createComponents(String fieldName) { |
| Tokenizer tokenizer = new StandardTokenizer(newAttributeFactory()); |
| TokenStream tokenStream = new MockGraphTokenFilter(random(), tokenizer); |
| return new TokenStreamComponents(tokenizer, tokenStream); |
| } |
| }; |
| checkRandomData(random, analyzer, 20*RANDOM_MULTIPLIER, 8192); |
| analyzer.close(); |
| } |
| |
| public void testNormalize() { |
| Analyzer a = new StandardAnalyzer(); |
| assertEquals(new BytesRef("\"\\à3[]()! cz@"), a.normalize("dummy", "\"\\À3[]()! Cz@")); |
| } |
| |
| public void testMaxTokenLengthDefault() throws Exception { |
| StandardAnalyzer a = new StandardAnalyzer(); |
| |
| StringBuilder bToken = new StringBuilder(); |
| // exact max length: |
| for(int i=0;i<StandardAnalyzer.DEFAULT_MAX_TOKEN_LENGTH;i++) { |
| bToken.append('b'); |
| } |
| |
| String bString = bToken.toString(); |
| // first bString is exact max default length; next one is 1 too long |
| String input = "x " + bString + " " + bString + "b"; |
| assertAnalyzesTo(a, input.toString(), new String[] {"x", bString, bString, "b"}); |
| a.close(); |
| } |
| |
| public void testMaxTokenLengthNonDefault() throws Exception { |
| StandardAnalyzer a = new StandardAnalyzer(); |
| a.setMaxTokenLength(5); |
| assertAnalyzesTo(a, "ab cd toolong xy z", new String[]{"ab", "cd", "toolo", "ng", "xy", "z"}); |
| a.close(); |
| } |
| |
| public void testSplitSurrogatePairWithSpoonFeedReader() throws Exception { |
| String text = "12345678\ud800\udf00"; // U+D800 U+DF00 = U+10300 = 𐌀 (OLD ITALIC LETTER A) |
| |
| // Collect tokens with normal reader |
| StandardAnalyzer a = new StandardAnalyzer(); |
| TokenStream ts = a.tokenStream("dummy", text); |
| List<String> tokens = new ArrayList<>(); |
| CharTermAttribute termAtt = ts.addAttribute(CharTermAttribute.class); |
| ts.reset(); |
| while (ts.incrementToken()) { |
| tokens.add(termAtt.toString()); |
| } |
| ts.end(); |
| ts.close(); |
| |
| // Tokens from a spoon-feed reader should be the same as from a normal reader |
| // The 9th char is a high surrogate, so the 9-max-chars spoon-feed reader will split the surrogate pair at a read boundary |
| Reader reader = new SpoonFeedMaxCharsReaderWrapper(9, new StringReader(text)); |
| ts = a.tokenStream("dummy", reader); |
| termAtt = ts.addAttribute(CharTermAttribute.class); |
| ts.reset(); |
| for (int tokenNum = 0 ; ts.incrementToken() ; ++tokenNum) { |
| assertEquals("token #" + tokenNum + " mismatch: ", termAtt.toString(), tokens.get(tokenNum)); |
| } |
| ts.end(); |
| ts.close(); |
| } |
| } |
| |
| class SpoonFeedMaxCharsReaderWrapper extends Reader { |
| private final Reader in; |
| private final int maxChars; |
| |
| public SpoonFeedMaxCharsReaderWrapper(int maxChars, Reader in) { |
| this.in = in; |
| this.maxChars = maxChars; |
| } |
| |
| @Override |
| public void close() throws IOException { |
| in.close(); |
| } |
| |
| /** Returns the configured number of chars if available */ |
| @Override |
| public int read(char[] cbuf, int off, int len) throws IOException { |
| return in.read(cbuf, off, Math.min(maxChars, len)); |
| } |
| } |