50 lines
1.2 KiB
JavaScript
50 lines
1.2 KiB
JavaScript
description("Test for bug 31689: RegExp#exec's returned Array-like object behaves differently from regular Arrays");
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var tests = [
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[ /(a)(_)?.+(c)(_)?.+(e)(_)?.+/, 'abcdef', '["abcdef", "a", undefined, "c", undefined, "e", undefined]' ],
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[ /(a)(_)?/, 'abcdef', '["a", "a", undefined]' ],
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[ /(_)?.+(a)/, 'xabcdef', '["xa", undefined, "a"]' ],
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[ /(_)?.+(a)(_)?/, 'xabcdef', '["xa", undefined, "a", undefined]' ],
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];
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function testRegExpMatchesArray(i)
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{
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return tests[i][0].exec(tests[i][1]);
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}
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function testInOperator(i)
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{
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var re = tests[i][0],
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str = tests[i][1],
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inArray = [],
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matches = re.exec(str);
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for (var j = 0; j < matches.length; j++) {
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if (j in matches) {
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inArray.push(matches[j]);
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}
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}
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return inArray;
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}
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function testForEachFunction(i)
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{
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var re = tests[i][0],
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str = tests[i][1],
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inArray = [],
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matches = re.exec(str);
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matches.forEach(function(m) {
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inArray.push(m);
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});
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return inArray;
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}
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for (var i in tests) {
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shouldBe('testRegExpMatchesArray(' + i + ')', tests[i][2]);
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shouldBe('testInOperator(' + i + ')', tests[i][2]);
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shouldBe('testForEachFunction(' + i + ')', tests[i][2]);
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}
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