| /* -*- tab-width: 2; indent-tabs-mode: nil; js-indent-level: 2 -*- */ |
| /* This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| |
| /** |
| File Name: 15.4.4.3-1.js |
| ECMA Section: 15.4.4.3-1 Array.prototype.join() |
| Description: The elements of this object are converted to strings and |
| these strings are then concatenated, separated by comma |
| characters. The result is the same as if the built-in join |
| method were invoiked for this object with no argument. |
| Author: christine@netscape.com, pschwartau@netscape.com |
| Date: 07 October 1997 |
| Modified: 14 July 2002 |
| Reason: See http://bugzilla.mozilla.org/show_bug.cgi?id=155285 |
| ECMA-262 Ed.3 Section 15.4.4.5 Array.prototype.join() |
| Step 3: If |separator| is |undefined|, let |separator| |
| be the single-character string "," |
| * |
| */ |
| |
| var SECTION = "15.4.4.3-1"; |
| var VERSION = "ECMA_1"; |
| startTest(); |
| |
| writeHeaderToLog( SECTION + " Array.prototype.join()"); |
| |
| var ARR_PROTOTYPE = Array.prototype; |
| |
| new TestCase( SECTION, "Array.prototype.join.length", 1, Array.prototype.join.length ); |
| |
| // case where array length is 0 |
| |
| new TestCase( SECTION, |
| "var TEST_ARRAY = new Array(); TEST_ARRAY.join()", |
| "", |
| eval("var TEST_ARRAY = new Array(); TEST_ARRAY.join()") ); |
| |
| // array length is 0, but spearator is specified |
| |
| new TestCase( SECTION, |
| "var TEST_ARRAY = new Array(); TEST_ARRAY.join(' ')", |
| "", |
| eval("var TEST_ARRAY = new Array(); TEST_ARRAY.join(' ')") ); |
| |
| // length is greater than 0, separator is supplied |
| new TestCase( SECTION, |
| "var TEST_ARRAY = new Array(null, void 0, true, false, 123, new Object(), new Boolean(true) ); TEST_ARRAY.join('&')", |
| "&&true&false&123&[object Object]&true", |
| eval("var TEST_ARRAY = new Array(null, void 0, true, false, 123, new Object(), new Boolean(true) ); TEST_ARRAY.join('&')") ); |
| |
| // length is greater than 0, separator is empty string |
| new TestCase( SECTION, |
| "var TEST_ARRAY = new Array(null, void 0, true, false, 123, new Object(), new Boolean(true) ); TEST_ARRAY.join('')", |
| "truefalse123[object Object]true", |
| eval("var TEST_ARRAY = new Array(null, void 0, true, false, 123, new Object(), new Boolean(true) ); TEST_ARRAY.join('')") ); |
| |
| // length is greater than 0, separator is undefined |
| new TestCase( SECTION, |
| "var TEST_ARRAY = new Array(null, void 0, true, false, 123, new Object(), new Boolean(true) ); TEST_ARRAY.join(void 0)", |
| ",,true,false,123,[object Object],true", |
| eval("var TEST_ARRAY = new Array(null, void 0, true, false, 123, new Object(), new Boolean(true) ); TEST_ARRAY.join(void 0)") ); |
| |
| // length is greater than 0, separator is not supplied |
| new TestCase( SECTION, |
| "var TEST_ARRAY = new Array(null, void 0, true, false, 123, new Object(), new Boolean(true) ); TEST_ARRAY.join()", |
| ",,true,false,123,[object Object],true", |
| eval("var TEST_ARRAY = new Array(null, void 0, true, false, 123, new Object(), new Boolean(true) ); TEST_ARRAY.join()") ); |
| |
| // separator is a control character |
| new TestCase( SECTION, |
| "var TEST_ARRAY = new Array(null, void 0, true, false, 123, new Object(), new Boolean(true) ); TEST_ARRAY.join('\v')", |
| decodeURIComponent("%0B%0Btrue%0Bfalse%0B123%0B[object Object]%0Btrue"), |
| eval("var TEST_ARRAY = new Array(null, void 0, true, false, 123, new Object(), new Boolean(true) ); TEST_ARRAY.join('\v')") ); |
| |
| // length of array is 1 |
| new TestCase( SECTION, |
| "var TEST_ARRAY = new Array(true) ); TEST_ARRAY.join('\v')", |
| "true", |
| eval("var TEST_ARRAY = new Array(true); TEST_ARRAY.join('\v')") ); |
| |
| |
| SEPARATOR = "\t" |
| TEST_LENGTH = 100; |
| TEST_STRING = ""; |
| ARGUMENTS = ""; |
| TEST_RESULT = ""; |
| |
| for ( var index = 0; index < TEST_LENGTH; index++ ) { |
| ARGUMENTS += index; |
| ARGUMENTS += ( index == TEST_LENGTH -1 ) ? "" : ","; |
| |
| TEST_RESULT += index; |
| TEST_RESULT += ( index == TEST_LENGTH -1 ) ? "" : SEPARATOR; |
| } |
| |
| TEST_ARRAY = eval( "new Array( "+ARGUMENTS +")" ); |
| |
| new TestCase( SECTION, |
| "TEST_ARRAY.join("+SEPARATOR+")", |
| TEST_RESULT, |
| TEST_ARRAY.join( SEPARATOR ) ); |
| |
| new TestCase( SECTION, |
| "(new Array( Boolean(true), Boolean(false), null, void 0, Number(1e+21), Number(1e-7))).join()", |
| "true,false,,,1e+21,1e-7", |
| (new Array( Boolean(true), Boolean(false), null, void 0, Number(1e+21), Number(1e-7))).join() ); |
| |
| // this is not an Array object |
| new TestCase( SECTION, |
| "var OB = new Object_1('true,false,111,0.5,1.23e6,NaN,void 0,null'); OB.join(':')", |
| "true:false:111:0.5:1230000:NaN::", |
| eval("var OB = new Object_1('true,false,111,0.5,1.23e6,NaN,void 0,null'); OB.join(':')") ); |
| |
| test(); |
| |
| function Object_1( value ) { |
| this.array = value.split(","); |
| this.length = this.array.length; |
| for ( var i = 0; i < this.length; i++ ) { |
| this[i] = eval(this.array[i]); |
| } |
| this.join = Array.prototype.join; |
| this.getClass = Object.prototype.toString; |
| } |