1// Copyright 2008 the V8 project authors. All rights reserved. 2// Redistribution and use in source and binary forms, with or without 3// modification, are permitted provided that the following conditions are 4// met: 5// 6// * Redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer. 8// * Redistributions in binary form must reproduce the above 9// copyright notice, this list of conditions and the following 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 14// from this software without specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28expected = ["A", undefined, "B", "bold", "/", "B", "and", undefined, "CODE", "coded", "/", "CODE", ""]; 29result = "A<B>bold</B>and<CODE>coded</CODE>".split(/<(\/)?([^<>]+)>/); 30assertArrayEquals(expected, result); 31 32 33assertArrayEquals(["a", "b"], "ab".split(/a*?/)); 34 35assertArrayEquals(["", "b"], "ab".split(/a*/)); 36 37assertArrayEquals(["a"], "ab".split(/a*?/, 1)); 38 39assertArrayEquals([""], "ab".split(/a*/, 1)); 40 41assertArrayEquals(["as","fas","fas","f"], "asdfasdfasdf".split("d")); 42 43assertArrayEquals(["as","fas","fas","f"], "asdfasdfasdf".split("d", -1)); 44 45assertArrayEquals(["as", "fas"], "asdfasdfasdf".split("d", 2)); 46 47assertArrayEquals([], "asdfasdfasdf".split("d", 0)); 48 49assertArrayEquals(["as","fas","fas",""], "asdfasdfasd".split("d")); 50 51assertArrayEquals([], "".split("")); 52 53assertArrayEquals([""], "".split("a")); 54 55assertArrayEquals(["a","b"], "axxb".split(/x*/)); 56 57assertArrayEquals(["a","b"], "axxb".split(/x+/)); 58 59assertArrayEquals(["a","","b"], "axxb".split(/x/)); 60 61// This was http://b/issue?id=1151354 62assertArrayEquals(["div", "#id", ".class"], "div#id.class".split(/(?=[#.])/)); 63 64 65assertArrayEquals(["div", "#i", "d", ".class"], "div#id.class".split(/(?=[d#.])/)); 66 67assertArrayEquals(["a", "b", "c"], "abc".split(/(?=.)/)); 68 69assertArrayEquals(["Wenige", "sind", "auserwählt."], 70 "Wenige sind auserwählt.".split(" ")); 71 72assertArrayEquals([], "Wenige sind auserwählt.".split(" ", 0)); 73 74assertArrayEquals(["Wenige"], "Wenige sind auserwählt.".split(" ", 1)); 75 76assertArrayEquals(["Wenige", "sind"], "Wenige sind auserwählt.".split(" ", 2)); 77 78assertArrayEquals(["Wenige", "sind", "auserwählt."], 79 "Wenige sind auserwählt.".split(" ", 3)); 80 81assertArrayEquals(["Wenige sind auserw", "hlt."], 82 "Wenige sind auserwählt.".split("ä")); 83 84assertArrayEquals(["Wenige sind ", "."], 85 "Wenige sind auserwählt.".split("auserwählt")); 86 87/* "ab".split(/((?=.))/) 88 * 89 * KJS: ,a,,b 90 * SM: a,,b, 91 * IE: a,b 92 * Opera: a,,b 93 * V8: a,,b 94 * 95 * Opera seems to have this right. The others make no sense. 96 */ 97assertArrayEquals(["a", "", "b"], "ab".split(/((?=.))/)); 98 99/* "ab".split(/(?=)/) 100 * 101 * KJS: a,b 102 * SM: ab 103 * IE: a,b 104 * Opera: a,bb 105 * V8: a,b 106 */ 107assertArrayEquals(["a", "b"], "ab".split(/(?=)/)); 108 109 110// For issue http://code.google.com/p/v8/issues/detail?id=924 111// Splitting the empty string is a special case. 112assertEquals([""], ''.split()); 113assertEquals([""], ''.split(/./)); 114assertEquals([], ''.split(/.?/)); 115assertEquals([], ''.split(/.??/)); 116assertEquals([], ''.split(/()()/)); 117 118 119// Issue http://code.google.com/p/v8/issues/detail?id=929 120// (Splitting with empty separator and a limit.) 121 122function numberObj(num) { 123 return {valueOf: function() { return num; }}; 124} 125 126assertEquals([], "abc".split("", 0)); 127assertEquals([], "abc".split("", numberObj(0))); 128assertEquals(["a"], "abc".split("", 1)); 129assertEquals(["a"], "abc".split("", numberObj(1))); 130assertEquals(["a", "b"], "abc".split("", 2)); 131assertEquals(["a", "b"], "abc".split("", numberObj(2))); 132assertEquals(["a", "b", "c"], "abc".split("", 3)); 133assertEquals(["a", "b", "c"], "abc".split("", numberObj(3))); 134assertEquals(["a", "b", "c"], "abc".split("", 4)); 135assertEquals(["a", "b", "c"], "abc".split("", numberObj(4))); 136 137 138var all_ascii_codes = []; 139for (var i = 0; i < 128; i++) all_ascii_codes[i] = i; 140var all_ascii_string = String.fromCharCode.apply(String, all_ascii_codes); 141 142var split_chars = all_ascii_string.split(""); 143assertEquals(128, split_chars.length); 144for (var i = 0; i < 128; i++) { 145 assertEquals(1, split_chars[i].length); 146 assertEquals(i, split_chars[i].charCodeAt(0)); 147} 148 149// Check that the separator is converted to string before returning due to 150// limit == 0. 151var counter = 0; 152var separator = { toString: function() { counter++; return "b"; }}; 153assertEquals([], "abc".split(separator, 0)); 154assertEquals(1, counter); 155 156// Check that the subject is converted to string before the separator. 157counter = 0; 158var subject = { toString: function() { assertEquals(0, counter); 159 counter++; 160 return "abc"; }}; 161separator = { toString: function() { assertEquals(1, counter); 162 counter++; 163 return "b"; }}; 164 165assertEquals(["a", "c"], String.prototype.split.call(subject, separator)); 166assertEquals(2, counter); 167