/*
* 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.StringReader;
import java.util.Arrays;
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.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_6_3_0 wordBreakTest = new WordBreakTestUnicode_6_3_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" });
}
/** blast some random strings through the analyzer */
public void testRandomStrings() throws Exception {
Analyzer analyzer = new StandardAnalyzer();
checkRandomData(random(), analyzer, 1000*RANDOM_MULTIPLIER);
analyzer.close();
}
/** blast some random large strings through the analyzer */
public void testRandomHugeStrings() throws Exception {
Analyzer analyzer = new StandardAnalyzer();
checkRandomData(random(), analyzer, 100*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, 100*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();
}
}