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      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 without
      5 // modification, are permitted provided that the following conditions
      6 // are met:
      7 // 1.  Redistributions of source code must retain the above copyright
      8 //     notice, this list of conditions and the following disclaimer.
      9 // 2.  Redistributions in binary form must reproduce the above copyright
     10 //     notice, this list of conditions and the following disclaimer in the
     11 //     documentation and/or other materials provided with the distribution.
     12 //
     13 // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
     14 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     15 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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     17 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     18 // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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     22 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     23 
     24 description("Test for bug 31689: RegExp#exec's returned Array-like object behaves differently from regular Arrays");
     25 
     26 var tests = [
     27     [ /(a)(_)?.+(c)(_)?.+(e)(_)?.+/, 'abcdef', '["abcdef", "a", undefined, "c", undefined, "e", undefined]' ],
     28     [ /(a)(_)?/, 'abcdef', '["a", "a", undefined]' ],
     29     [ /(_)?.+(a)/, 'xabcdef', '["xa", undefined, "a"]' ],
     30     [ /(_)?.+(a)(_)?/, 'xabcdef', '["xa", undefined, "a", undefined]' ],
     31 ];
     32 
     33 function testRegExpMatchesArray(i)
     34 {
     35     return tests[i][0].exec(tests[i][1]);
     36 }
     37 
     38 function testInOperator(i)
     39 {
     40     var re = tests[i][0],
     41         str = tests[i][1],
     42         inArray = [],
     43         matches = re.exec(str);
     44 
     45     for (var j = 0; j < matches.length; j++) {
     46         if (j in matches) {
     47             inArray.push(matches[j]);
     48         }
     49     }
     50     return inArray;
     51 }
     52 
     53 function testForEachFunction(i)
     54 {
     55     var re = tests[i][0],
     56         str = tests[i][1],
     57         inArray = [],
     58         matches = re.exec(str);
     59 
     60     matches.forEach(function(m) {
     61         inArray.push(m);
     62     });
     63     return inArray;
     64 
     65 }
     66 
     67 for (var i in tests) {
     68     shouldBe('testRegExpMatchesArray(' + i + ')', tests[i][2]);
     69     shouldBe('testInOperator(' + i + ')', tests[i][2]);
     70     shouldBe('testForEachFunction(' + i + ')', tests[i][2]);
     71 }
     72