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 69 70/* "ab".split(/((?=.))/) 71 * 72 * KJS: ,a,,b 73 * SM: a,,b, 74 * IE: a,b 75 * Opera: a,,b 76 * V8: a,,b 77 * 78 * Opera seems to have this right. The others make no sense. 79 */ 80assertArrayEquals(["a", "", "b"], "ab".split(/((?=.))/)); 81 82/* "ab".split(/(?=)/) 83 * 84 * KJS: a,b 85 * SM: ab 86 * IE: a,b 87 * Opera: a,bb 88 * V8: a,b 89 */ 90assertArrayEquals(["a", "b"], "ab".split(/(?=)/)); 91 92 93// For issue http://code.google.com/p/v8/issues/detail?id=924 94// Splitting the empty string is a special case. 95assertEquals([""], ''.split()); 96assertEquals([""], ''.split(/./)); 97assertEquals([], ''.split(/.?/)); 98assertEquals([], ''.split(/.??/)); 99assertEquals([], ''.split(/()()/)); 100 101 102// Issue http://code.google.com/p/v8/issues/detail?id=929 103// (Splitting with empty separator and a limit.) 104 105function numberObj(num) { 106 return {valueOf: function() { return num; }}; 107} 108 109assertEquals([], "abc".split("", 0)); 110assertEquals([], "abc".split("", numberObj(0))); 111assertEquals(["a"], "abc".split("", 1)); 112assertEquals(["a"], "abc".split("", numberObj(1))); 113assertEquals(["a", "b"], "abc".split("", 2)); 114assertEquals(["a", "b"], "abc".split("", numberObj(2))); 115assertEquals(["a", "b", "c"], "abc".split("", 3)); 116assertEquals(["a", "b", "c"], "abc".split("", numberObj(3))); 117assertEquals(["a", "b", "c"], "abc".split("", 4)); 118assertEquals(["a", "b", "c"], "abc".split("", numberObj(4))); 119 120 121var all_ascii_codes = []; 122for (var i = 0; i < 128; i++) all_ascii_codes[i] = i; 123var all_ascii_string = String.fromCharCode.apply(String, all_ascii_codes); 124 125var split_chars = all_ascii_string.split(""); 126assertEquals(128, split_chars.length); 127for (var i = 0; i < 128; i++) { 128 assertEquals(1, split_chars[i].length); 129 assertEquals(i, split_chars[i].charCodeAt(0)); 130} 131