How to use str.match method in chai

Best JavaScript code snippet using chai

regexp-zero-length-alternatives.js

Source:regexp-zero-length-alternatives.js

1// Copyright 2013 the V8 project authors. All rights reserved.2// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.3//4// Redistribution and use in source and binary forms, with or without5// modification, are permitted provided that the following conditions6// are met:7// 1.  Redistributions of source code must retain the above copyright8//     notice, this list of conditions and the following disclaimer.9// 2.  Redistributions in binary form must reproduce the above copyright10//     notice, this list of conditions and the following disclaimer in the11//     documentation and/or other materials provided with the distribution.12//13// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY14// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED15// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE16// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY17// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES18// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;19// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON20// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT21// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS22// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.23description(24'Test regular expression processing with alternatives that match consuming no characters'25);26var emptyStr = "";27var s1 = "xxxx";28var s2 = "aaaa";29var s3 = "aax";30var s4 = "abab";31var s5 = "ab";32var s6 = "xabx";33var s7 = "g0";34// Non-capturing empty first alternative greedy '*'35var re1 = new RegExp(/(?:|a|z)*/);36shouldBe('emptyStr.match(re1)', '[""]');37shouldBe('s1.match(re1)', '[""]');38shouldBe('s2.match(re1)', '["aaaa"]');39shouldBe('s3.match(re1)', '["aa"]');40// Non-capturing empty middle alternative greedy '*'41var re2 = new RegExp(/(?:a||z)*/);42shouldBe('emptyStr.match(re2)', '[""]');43shouldBe('s1.match(re2)', '[""]');44shouldBe('s2.match(re2)', '["aaaa"]');45shouldBe('s3.match(re2)', '["aa"]');46// Non-capturing empty last alternative greedy '*'47var re3 = new RegExp(/(?:a|z|)*/);48shouldBe('emptyStr.match(re3)', '[""]');49shouldBe('s1.match(re3)', '[""]');50shouldBe('s2.match(re3)', '["aaaa"]');51shouldBe('s3.match(re3)', '["aa"]');52// Capturing empty first alternative greedy '*'53var re4 = new RegExp(/(|a|z)*/);54shouldBe('emptyStr.match(re4)', '["", undefined]');55shouldBe('s1.match(re4)', '["", undefined]');56shouldBe('s2.match(re4)', '["aaaa", "a"]');57shouldBe('s3.match(re4)', '["aa", "a"]');58// Capturing empty middle alternative greedy '*'59var re5 = new RegExp(/(a||z)*/);60shouldBe('emptyStr.match(re5)', '["", undefined]');61shouldBe('s1.match(re5)', '["", undefined]');62shouldBe('s2.match(re5)', '["aaaa", "a"]');63shouldBe('s3.match(re5)', '["aa", "a"]');64// Capturing empty last alternative greedy '*'65var re6 = new RegExp(/(a|z|)*/);66shouldBe('emptyStr.match(re6)', '["", undefined]');67shouldBe('s1.match(re6)', '["", undefined]');68shouldBe('s2.match(re6)', '["aaaa", "a"]');69shouldBe('s3.match(re6)', '["aa", "a"]');70// Non-capturing empty first alternative fixed-count71var re7 = new RegExp(/(?:|a|z){2,5}/);72shouldBe('emptyStr.match(re7)', '[""]');73shouldBe('s1.match(re7)', '[""]');74shouldBe('s2.match(re7)', '["aaa"]');75shouldBe('s3.match(re7)', '["aa"]');76// Non-capturing empty middle alternative fixed-count77var re8 = new RegExp(/(?:a||z){2,5}/);78shouldBe('emptyStr.match(re8)', '[""]');79shouldBe('s1.match(re8)', '[""]');80shouldBe('s2.match(re8)', '["aaaa"]');81shouldBe('s3.match(re8)', '["aa"]');82// Non-capturing empty last alternative fixed-count83var re9 = new RegExp(/(?:a|z|){2,5}/);84shouldBe('emptyStr.match(re9)', '[""]');85shouldBe('s1.match(re9)', '[""]');86shouldBe('s2.match(re9)', '["aaaa"]');87shouldBe('s3.match(re9)', '["aa"]');88// Non-capturing empty first alternative non-greedy '*'89var re10 = new RegExp(/(?:|a|z)*?/);90shouldBe('emptyStr.match(re10)', '[""]');91shouldBe('s1.match(re10)', '[""]');92shouldBe('s2.match(re10)', '[""]');93shouldBe('s3.match(re10)', '[""]');94// Non-capturing empty middle alternative non-greedy '*'95var re11 = new RegExp(/(?:a||z)*?/);96shouldBe('emptyStr.match(re11)', '[""]');97shouldBe('s1.match(re11)', '[""]');98shouldBe('s2.match(re11)', '[""]');99shouldBe('s3.match(re11)', '[""]');100// Non-capturing empty last alternative non-greedy '*'101var re12 = new RegExp(/(?:a|z|)*?/);102shouldBe('emptyStr.match(re12)', '[""]');103shouldBe('s1.match(re12)', '[""]');104shouldBe('s2.match(re12)', '[""]');105shouldBe('s3.match(re12)', '[""]');106// Capturing empty first alternative non-greedy '*'107var re13 = new RegExp(/(|a|z)*?/);108shouldBe('emptyStr.match(re13)', '["", undefined]');109shouldBe('s1.match(re13)', '["", undefined]');110shouldBe('s2.match(re13)', '["", undefined]');111shouldBe('s3.match(re13)', '["", undefined]');112// Capturing empty middle alternative non-greedy '*'113var re14 = new RegExp(/(a||z)*?/);114shouldBe('emptyStr.match(re14)', '["", undefined]');115shouldBe('s1.match(re14)', '["", undefined]');116shouldBe('s2.match(re14)', '["", undefined]');117shouldBe('s3.match(re14)', '["", undefined]');118// Capturing empty last alternative non-greedy '*'119var re15 = new RegExp(/(a|z|)*?/);120shouldBe('emptyStr.match(re15)', '["", undefined]');121shouldBe('s1.match(re15)', '["", undefined]');122shouldBe('s2.match(re15)', '["", undefined]');123shouldBe('s3.match(re15)', '["", undefined]');124// Non-capturing empty first alternative greedy '?'125var re16 = new RegExp(/(?:|a|z)?/);126shouldBe('emptyStr.match(re16)', '[""]');127shouldBe('s1.match(re16)', '[""]');128shouldBe('s2.match(re16)', '["a"]');129shouldBe('s3.match(re16)', '["a"]');130// Non-capturing empty middle alternative greedy '?'131var re17 = new RegExp(/(?:a||z)?/);132shouldBe('emptyStr.match(re17)', '[""]');133shouldBe('s1.match(re17)', '[""]');134shouldBe('s2.match(re17)', '["a"]');135shouldBe('s3.match(re17)', '["a"]');136// Non-capturing empty last alternative greedy '?'137var re18 = new RegExp(/(?:a|z|)?/);138shouldBe('emptyStr.match(re18)', '[""]');139shouldBe('s1.match(re18)', '[""]');140shouldBe('s2.match(re18)', '["a"]');141shouldBe('s3.match(re18)', '["a"]');142// Capturing empty first alternative greedy '?'143var re19 = new RegExp(/(|a|z)?/);144shouldBe('emptyStr.match(re19)', '["", undefined]');145shouldBe('s1.match(re19)', '["", undefined]');146shouldBe('s2.match(re19)', '["a", "a"]');147shouldBe('s3.match(re19)', '["a", "a"]');148// Capturing empty middle alternative greedy '?'149var re20 = new RegExp(/(a||z)?/);150shouldBe('emptyStr.match(re20)', '["", undefined]');151shouldBe('s1.match(re20)', '["", undefined]');152shouldBe('s2.match(re20)', '["a", "a"]');153shouldBe('s3.match(re20)', '["a", "a"]');154// Capturing empty last alternative greedy '?'155var re21 = new RegExp(/(a|z|)?/);156shouldBe('emptyStr.match(re21)', '["", undefined]');157shouldBe('s1.match(re21)', '["", undefined]');158shouldBe('s2.match(re21)', '["a", "a"]');159shouldBe('s3.match(re21)', '["a", "a"]');160// Non-capturing empty first alternative non-greedy '?'161var re22 = new RegExp(/(?:|a|z)??/);162shouldBe('emptyStr.match(re22)', '[""]');163shouldBe('s1.match(re22)', '[""]');164shouldBe('s2.match(re22)', '[""]');165shouldBe('s3.match(re22)', '[""]');166// Non-capturing empty middle alternative non-greedy '?'167var re23 = new RegExp(/(?:a||z)??/);168shouldBe('emptyStr.match(re23)', '[""]');169shouldBe('s1.match(re23)', '[""]');170shouldBe('s2.match(re23)', '[""]');171shouldBe('s3.match(re23)', '[""]');172// Non-capturing empty last alternative non-greedy '?'173var re24 = new RegExp(/(?:a|z|)??/);174shouldBe('emptyStr.match(re24)', '[""]');175shouldBe('s1.match(re24)', '[""]');176shouldBe('s2.match(re24)', '[""]');177shouldBe('s3.match(re24)', '[""]');178// Capturing empty first alternative non-greedy '?'179var re25 = new RegExp(/(|a|z)??/);180shouldBe('emptyStr.match(re25)', '["", undefined]');181shouldBe('s1.match(re25)', '["", undefined]');182shouldBe('s2.match(re25)', '["", undefined]');183shouldBe('s3.match(re25)', '["", undefined]');184// Capturing empty middle alternative non-greedy '?'185var re26 = new RegExp(/(a||z)??/);186shouldBe('emptyStr.match(re26)', '["", undefined]');187shouldBe('s1.match(re26)', '["", undefined]');188shouldBe('s2.match(re26)', '["", undefined]');189shouldBe('s3.match(re26)', '["", undefined]');190// Capturing empty last alternative non-greedy '?'191var re27 = new RegExp(/(a|z|)??/);192shouldBe('emptyStr.match(re27)', '["", undefined]');193shouldBe('s1.match(re27)', '["", undefined]');194shouldBe('s2.match(re27)', '["", undefined]');195shouldBe('s3.match(re27)', '["", undefined]');196// Non-capturing empty first alternative greedy '*' non-terminal197var re28 = new RegExp(/(?:|a|z)*x/);198shouldBe('emptyStr.match(re28)', 'null');199shouldBe('s1.match(re28)', '["x"]');200shouldBe('s2.match(re28)', 'null');201shouldBe('s3.match(re28)', '["aax"]');202// Non-capturing empty middle alternative greedy '*' non-terminal203var re29 = new RegExp(/(?:a||z)*x/);204shouldBe('emptyStr.match(re29)', 'null');205shouldBe('s1.match(re29)', '["x"]');206shouldBe('s2.match(re29)', 'null');207shouldBe('s3.match(re29)', '["aax"]');208// Non-capturing empty last alternative greedy '*' non-terminal209var re30 = new RegExp(/(?:a|z|)*x/);210shouldBe('emptyStr.match(re30)', 'null');211shouldBe('s1.match(re30)', '["x"]');212shouldBe('s2.match(re30)', 'null');213shouldBe('s3.match(re30)', '["aax"]');214// Non-capturing two possibly empty alternatives greedy '*'215var re31 = new RegExp(/(?:a*|b*)*/);216shouldBe('emptyStr.match(re31)', '[""]');217shouldBe('s1.match(re31)', '[""]');218shouldBe('s3.match(re31)', '["aa"]');219shouldBe('s4.match(re31)', '["abab"]');220// Non-capturing two possibly empty non-greedy alternatives non-greedy '*'221var re32 = new RegExp(/(?:a*?|b*?)*/);222shouldBe('emptyStr.match(re32)', '[""]');223shouldBe('s1.match(re32)', '[""]');224shouldBe('s2.match(re32)', '["aaaa"]');225shouldBe('s4.match(re32)', '["abab"]');226shouldBe('s5.match(re32)', '["ab"]');227shouldBe('s6.match(re32)', '[""]');228// Three possibly empty alternatives with greedy +229var re33 = new RegExp(/(?:(?:(?!))|g?|0*\*?)+/);230shouldBe('emptyStr.match(re33)', '[""]');231shouldBe('s1.match(re33)', '[""]');232shouldBe('s7.match(re33)', '["g0"]');233// first alternative zero length fixed count234var re34 = new RegExp(/(?:|a)/);235shouldBe('emptyStr.match(re34)', '[""]');236shouldBe('s1.match(re34)', '[""]');237shouldBe('s2.match(re34)', '[""]');...

regress-179524.js

Source:regress-179524.js

...34* ***** END LICENSE BLOCK *****35*36*37* Date:    11 Nov 200238* SUMMARY: JS shouldn't crash on extraneous args to str.match(), etc.39* See http://bugzilla.mozilla.org/show_bug.cgi?id=17952440*41* Note that when testing str.replace(), we have to be careful if the first42* argument provided to str.replace() is not a regexp object. ECMA-262 says43* it is NOT converted to one, unlike the case for str.match(), str.search().44*45* See http://bugzilla.mozilla.org/show_bug.cgi?id=83293#c21. This means46* we have to be careful how we test meta-characters in the first argument47* to str.replace(), if that argument is a string -48*/49//-----------------------------------------------------------------------------50var UBound = 0;51var bug = 179524;52var summary = "Don't crash on extraneous arguments to str.match(), etc.";53var status = '';54var statusitems = [];55var actual = '';56var actualvalues = [];57var expect= '';58var expectedvalues = [];59str = 'ABC abc';60var re = /z/ig;61status = inSection(1);62actual = str.match(re);63expect = null;64addThis();65status = inSection(2);66actual = str.match(re, 'i');67expect = null;68addThis();69status = inSection(3);70actual = str.match(re, 'g', '');71expect = null;72addThis();73status = inSection(4);74actual = str.match(re, 'z', new Object(), new Date());75expect = null;76addThis();77/*78 * Now try the same thing with str.search()79 */80status = inSection(5);81actual = str.search(re);82expect = -1;83addThis();84status = inSection(6);85actual = str.search(re, 'i');86expect = -1;87addThis();88status = inSection(7);89actual = str.search(re, 'g', '');90expect = -1;91addThis();92status = inSection(8);93actual = str.search(re, 'z', new Object(), new Date());94expect = -1;95addThis();96/*97 * Now try the same thing with str.replace()98 */99status = inSection(9);100actual = str.replace(re, 'Z');101expect = str;102addThis();103status = inSection(10);104actual = str.replace(re, 'Z', 'i');105expect = str;106addThis();107status = inSection(11);108actual = str.replace(re, 'Z', 'g', '');109expect = str;110addThis();111status = inSection(12);112actual = str.replace(re, 'Z', 'z', new Object(), new Date());113expect = str;114addThis();115/*116 * Now test the case where str.match()'s first argument is not a regexp object.117 * In that case, JS follows ECMA-262 Ed.3 by converting the 1st argument to a118 * regexp object using the argument as a regexp pattern, but then extends ECMA119 * by taking any optional 2nd argument to be a regexp flag string (e.g.'ig').120 *121 * Reference: http://bugzilla.mozilla.org/show_bug.cgi?id=179524#c10122 */123status = inSection(13);124actual = str.match('a').toString();125expect = str.match(/a/).toString();126addThis();127status = inSection(14);128actual = str.match('a', 'i').toString();129expect = str.match(/a/i).toString();130addThis();131status = inSection(15);132actual = str.match('a', 'ig').toString();133expect = str.match(/a/ig).toString();134addThis();135status = inSection(16);136actual = str.match('\\s', 'm').toString();137expect = str.match(/\s/m).toString();138addThis();139/*140 * Now try the previous three cases with extraneous parameters141 */142status = inSection(17);143actual = str.match('a', 'i', 'g').toString();144expect = str.match(/a/i).toString();145addThis();146status = inSection(18);147actual = str.match('a', 'ig', new Object()).toString();148expect = str.match(/a/ig).toString();149addThis();150status = inSection(19);151actual = str.match('\\s', 'm', 999).toString();152expect = str.match(/\s/m).toString();153addThis();154/*155 * Try an invalid second parameter (i.e. an invalid regexp flag)156 */157status = inSection(20);158try159{160  actual = str.match('a', 'z').toString();161  expect = 'SHOULD HAVE FALLEN INTO CATCH-BLOCK!';162  addThis();163}164catch (e)165{166  actual = e instanceof SyntaxError;167  expect = true;168  addThis();169}170/*171 * Now test str.search() where the first argument is not a regexp object.172 * The same considerations as above apply -173 *174 * Reference: http://bugzilla.mozilla.org/show_bug.cgi?id=179524#c16...

Using AI Code Generation

1var str = "Hello world, welcome to the universe.";2var n = str.match(/welcome/);3console.log(n);4var str = "Hello world, welcome to the universe.";5var n = str.search(/welcome/);6console.log(n);7var str = "Hello world, welcome to the universe.";8var n = str.replace("welcome", "universe");9console.log(n);10var str = "Hello world, welcome to the universe.";11var n = str.toUpperCase();12console.log(n);13var str = "Hello world, welcome to the universe.";14var n = str.toLowerCase();15console.log(n);16var str = "Hello world, welcome to the universe.";17var n = str.concat("!", "!");18console.log(n);19var str = "Hello world, welcome to the universe.";20var n = str.split(" ");21console.log(n);22var str = "Hello world, welcome to the universe.";23var n = str.trim();24console.log(n);25var str = "Hello world, welcome to the universe.";26var n = str.charAt(0);27console.log(n);28var str = "Hello world, welcome to the universe.";29var n = str.charCodeAt(0);30console.log(n);31var str = "Hello world, welcome to the universe.";32var n = str.indexOf("world");33console.log(n);34var str = "Hello world, welcome to the universe.";35var n = str.lastIndexOf("world");36console.log(n);37var str = "Hello world, welcome to the universe.";38var n = str.localeCompare("Hello world, welcome to the universe.");39console.log(n);40var str = "Hello world, welcome to the universe.";41var n = str.match(/welcome/);42console.log(n);43var str = "Hello world, welcome to the universe.";

Using AI Code Generation

1var str = "The rain in SPAIN stays mainly in the plain";2var res = str.match(/ain/g);3var str = "Visit Microsoft!";4var res = str.replace("Microsoft", "W3Schools");5var str = "Visit Microsoft!";6var n = str.search("Microsoft");7var str = "Apple, Banana, Kiwi";8var res = str.slice(7, 13);9var str = "How are you doing today?";10var res = str.split(" ");11var str = "Apple, Banana, Kiwi";12var res = str.substring(7, 13);13var str = "Hello World!";14var res = str.toLocaleLowerCase();15var str = "Hello World!";16var res = str.toLocaleUpperCase();17var str = "Hello World!";18var res = str.toLowerCase();19var str = "Hello World!";20var res = str.toUpperCase();21var str = "       Hello World!        ";22var str = "Hello World!";23var res = str.valueOf();24var str = "Hello World!";25var res = str.toString();26var str = "HELLO WORLD";

Using AI Code Generation

1var str = "The rain in SPAIN stays mainly in the plain";2var res = str.match(/ain/g);3console.log(res);4var str = "Please visit Microsoft!";5var n = str.replace("Microsoft", "W3Schools");6console.log(n);7var str = "Visit W3Schools!";8var n = str.search("W3Schools");9console.log(n);10var str = "How are you doing today?";11var res = str.split(" ");12console.log(res);13var str = "Apple, Banana, Kiwi";14var res = str.substr(7, 6);15console.log(res);16var str = "Apple, Banana, Kiwi";17var res = str.substring(7, 13);18console.log(res);19var str = "Hello World!";20var res = str.toLowerCase();21console.log(res);22var str = "Hello World!";23var res = str.toUpperCase();24console.log(res);25var str = "       Hello World!        ";26console.log(str.trim());27var str = "Hello World!";28var res = str.valueOf();29console.log(res);30var str = "HELLO WORLD";31console.log(str.charAt(0));32var str = "HELLO WORLD";33console.log(str.charCodeAt(0));34var text1 = "Hello";35var text2 = "World";36var text3 = text1.concat(" ", text2);37console.log(text3);38var str = "Please locate where 'locate' occurs!";39var pos = str.indexOf("locate");40console.log(pos);41var str = "Please locate where 'locate' occurs!";42var pos = str.lastIndexOf("locate");43console.log(pos);

Using AI Code Generation

1var str = "Hello World!";2var n = str.match(/Hello/g);3console.log(n);4var str = "Hello World!";5var n = str.replace(/Hello/g, "Welcome");6console.log(n);7var str = "Hello World!";8var n = str.search(/Hello/g);9console.log(n);10var str = "Hello World!";11var n = str.split(" ");12console.log(n);13var str = "Hello World!";14var n = str.test(/Hello/g);15console.log(n);16var str = "Hello World!";17var n = str.exec(/Hello/g);18console.log(n);19var str = "Hello World!";20var n = str.toString();21console.log(n);22var str = "Hello World!";23var n = str.valueOf();24console.log(n);25var str = "Hello World!";26var n = str.trim();27console.log(n);28var str = "Hello World!";29var n = str.trimEnd();30console.log(n);31var str = "Hello World!";32var n = str.trimStart();33console.log(n);34var str = "Hello World!";35var n = str.charAt(1);36console.log(n);37var str = "Hello World!";38var n = str.charCodeAt(1);39console.log(n);40var str = "Hello World!";41var n = str.codePointAt(1);42console.log(n);43var str = "Hello World!";44var n = str.concat(" Welcome to the world of JavaScript");45console.log(n);46var str = "Hello World!";47var n = str.endsWith("JavaScript");48console.log(n);49var str = "Hello World!";

Using AI Code Generation

1var str = "Hello World!";2var n = str.match(/Hello/g);3var str = "Hello World!";4var n = str.search(/Hello/g);5var str = "Hello World!";6var n = str.replace(/Hello/g, "Welcome");

Using AI Code Generation

1var str = "hello world";2var regex = /hello/;3var result = str.match(regex);4var str = "hello world";5var regex = /hello/;6var result = str.replace(regex, "goodbye");7var str = "hello world";8var regex = /hello/;9var result = str.search(regex);10var str = "hello world";11var regex = / /;12var result = str.split(regex);13var str = "hello world";14var regex = /hello/;15var result = str.match(regex);16var str = "hello world";17var regex = /hello/;18var result = str.replace(regex, "goodbye");19var str = "hello world";20var regex = /hello/;21var result = str.search(regex);22var str = "hello world";23var regex = / /;24var result = str.split(regex);25var str = "hello world";26var regex = /hello/;27var result = str.match(regex);28var str = "hello world";29var regex = /hello/;30var result = str.replace(regex, "goodbye");31var str = "hello world";32var regex = /hello/;33var result = str.search(regex);34var str = "hello world";35var regex = / /;36var result = str.split(regex);

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