// Copyright 2013 the V8 project authors. All rights reserved.
// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
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description(
'This test checks for a regression against String#split is buggy.'
);
// The following JavaScript code (including "".split tests) is copyright by Steven Levithan,
// and released under the MIT License
var testCode = [
["''.split()", [""]],
["''.split(/./)", [""]],
["''.split(/.?/)", []],
["''.split(/.??/)", []],
["'ab'.split(/a*/)", ["", "b"]],
["'ab'.split(/a*?/)", ["a", "b"]],
["'ab'.split(/(?:ab)/)", ["", ""]],
["'ab'.split(/(?:ab)*/)", ["", ""]],
["'ab'.split(/(?:ab)*?/)", ["a", "b"]],
["'test'.split('')", ["t", "e", "s", "t"]],
["'test'.split()", ["test"]],
["'111'.split(1)", ["", "", "", ""]],
["'test'.split(/(?:)/, 2)", ["t", "e"]],
["'test'.split(/(?:)/, -1)", ["t", "e", "s", "t"]],
["'test'.split(/(?:)/, undefined)", ["t", "e", "s", "t"]],
["'test'.split(/(?:)/, null)", []],
["'test'.split(/(?:)/, NaN)", []],
["'test'.split(/(?:)/, true)", ["t"]],
["'test'.split(/(?:)/, '2')", ["t", "e"]],
["'test'.split(/(?:)/, 'two')", []],
["'a'.split(/-/)", ["a"]],
["'a'.split(/-?/)", ["a"]],
["'a'.split(/-??/)", ["a"]],
["'a'.split(/a/)", ["", ""]],
["'a'.split(/a?/)", ["", ""]],
["'a'.split(/a??/)", ["a"]],
["'ab'.split(/-/)", ["ab"]],
["'ab'.split(/-?/)", ["a", "b"]],
["'ab'.split(/-??/)", ["a", "b"]],
["'a-b'.split(/-/)", ["a", "b"]],
["'a-b'.split(/-?/)", ["a", "b"]],
["'a-b'.split(/-??/)", ["a", "-", "b"]],
["'a--b'.split(/-/)", ["a", "", "b"]],
["'a--b'.split(/-?/)", ["a", "", "b"]],
["'a--b'.split(/-??/)", ["a", "-", "-", "b"]],
["''.split(/()()/)", []],
["'.'.split(/()()/)", ["."]],
["'.'.split(/(.?)(.?)/)", ["", ".", "", ""]],
["'.'.split(/(.??)(.??)/)", ["."]],
["'.'.split(/(.)?(.)?/)", ["", ".", undefined, ""]],
["'Aboldandcoded
'.split(ecmaSampleRe)", ["A", undefined, "B", "bold", "/", "B", "and", undefined, "CODE", "coded", "/", "CODE", ""]],
["'tesst'.split(/(s)*/)", ["t", undefined, "e", "s", "t"]],
["'tesst'.split(/(s)*?/)", ["t", undefined, "e", undefined, "s", undefined, "s", undefined, "t"]],
["'tesst'.split(/(s*)/)", ["t", "", "e", "ss", "t"]],
["'tesst'.split(/(s*?)/)", ["t", "", "e", "", "s", "", "s", "", "t"]],
["'tesst'.split(/(?:s)*/)", ["t", "e", "t"]],
["'tesst'.split(/(?=s+)/)", ["te", "s", "st"]],
["'test'.split('t')", ["", "es", ""]],
["'test'.split('es')", ["t", "t"]],
["'test'.split(/t/)", ["", "es", ""]],
["'test'.split(/es/)", ["t", "t"]],
["'test'.split(/(t)/)", ["", "t", "es", "t", ""]],
["'test'.split(/(es)/)", ["t", "es", "t"]],
["'test'.split(/(t)(e)(s)(t)/)",["", "t", "e", "s", "t", ""]],
["'.'.split(/(((.((.??)))))/)", ["", ".", ".", ".", "", "", ""]],
["'.'.split(/(((((.??)))))/)", ["."]]
];
var ecmaSampleRe = /<(\/)?([^<>]+)>/;
for (var i in testCode)
shouldBe(testCode[i][0], 'testCode[i][1]');
// Check that split works with object separators, and that steps 8 & 9 are performed in the correct order.
var separatorToStringCalled = "ToString not called on the separator";
shouldBe("'hello'.split({toString:function(){return 'e';}})", '["h", "llo"]');
shouldBe("var a = 'hello'.split({toString:function(){separatorToStringCalled='OKAY';return 'e';}},0); a.push(separatorToStringCalled); a", '["OKAY"]');