v8/test/webkit/regexp-in-and-foreach-handling.js

73 lines
2.6 KiB
JavaScript

// Copyright 2013 the V8 project authors. All rights reserved.
// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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description("Test for bug 31689: RegExp#exec's returned Array-like object behaves differently from regular Arrays");
var tests = [
[ /(a)(_)?.+(c)(_)?.+(e)(_)?.+/, 'abcdef', '["abcdef", "a", undefined, "c", undefined, "e", undefined]' ],
[ /(a)(_)?/, 'abcdef', '["a", "a", undefined]' ],
[ /(_)?.+(a)/, 'xabcdef', '["xa", undefined, "a"]' ],
[ /(_)?.+(a)(_)?/, 'xabcdef', '["xa", undefined, "a", undefined]' ],
];
function testRegExpMatchesArray(i)
{
return tests[i][0].exec(tests[i][1]);
}
function testInOperator(i)
{
var re = tests[i][0],
str = tests[i][1],
inArray = [],
matches = re.exec(str);
for (var j = 0; j < matches.length; j++) {
if (j in matches) {
inArray.push(matches[j]);
}
}
return inArray;
}
function testForEachFunction(i)
{
var re = tests[i][0],
str = tests[i][1],
inArray = [],
matches = re.exec(str);
matches.forEach(function(m) {
inArray.push(m);
});
return inArray;
}
for (var i in tests) {
shouldBe('testRegExpMatchesArray(' + i + ')', tests[i][2]);
shouldBe('testInOperator(' + i + ')', tests[i][2]);
shouldBe('testForEachFunction(' + i + ')', tests[i][2]);
}