1/* The contents of this file are subject to the Netscape Public 2 * License Version 1.1 (the "License"); you may not use this file 3 * except in compliance with the License. You may obtain a copy of 4 * the License at http://www.mozilla.org/NPL/ 5 * 6 * Software distributed under the License is distributed on an "AS 7 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or 8 * implied. See the License for the specific language governing 9 * rights and limitations under the License. 10 * 11 * The Original Code is Mozilla Communicator client code, released March 12 * 31, 1998. 13 * 14 * The Initial Developer of the Original Code is Netscape Communications 15 * Corporation. Portions created by Netscape are 16 * Copyright (C) 1998 Netscape Communications Corporation. All 17 * Rights Reserved. 18 * 19 * Contributor(s): 20 * 21 */ 22/** 23 File Name: tostring-1.js 24 Section: Function.toString 25 Description: 26 27 Since the behavior of Function.toString() is implementation-dependent, 28 toString tests for function are not in the ECMA suite. 29 30 Currently, an attempt to parse the toString output for some functions 31 and verify that the result is something reasonable. 32 33 Author: christine@netscape.com 34 Date: 12 november 1997 35*/ 36 37 var SECTION = "tostring-1"; 38 var VERSION = "JS1_2"; 39 startTest(); 40 var TITLE = "Function.toString()"; 41 42 writeHeaderToLog( SECTION + " "+ TITLE); 43 44 var testcases = new Array(); 45 46 var tab = " "; 47 48 t1 = new TestFunction( "stub", "value", tab + "return value;" ); 49 50 t2 = new TestFunction( "ToString", "object", tab+"return object + \"\";" ); 51 52 t3 = new TestFunction( "Add", "a, b, c, d, e", tab +"var s = a + b + c + d + e;\n" + 53 tab + "return s;" ); 54 55 t4 = new TestFunction( "noop", "value" ); 56 57 t5 = new TestFunction( "anonymous", "", tab+"return \"hello!\";" ); 58 59 var f = new Function( "return \"hello!\""); 60 61 testcases[tc++] = new TestCase( SECTION, 62 "stub.toString()", 63 t1.valueOf(), 64 stub.toString() ); 65 66 testcases[tc++] = new TestCase( SECTION, 67 "ToString.toString()", 68 t2.valueOf(), 69 ToString.toString() ); 70 71 testcases[tc++] = new TestCase( SECTION, 72 "Add.toString()", 73 t3.valueOf(), 74 Add.toString() ); 75 76 testcases[tc++] = new TestCase( SECTION, 77 "noop.toString()", 78 t4.toString(), 79 noop.toString() ); 80 81 testcases[tc++] = new TestCase( SECTION, 82 "f.toString()", 83 t5.toString(), 84 f.toString() ); 85 test(); 86 87function noop( value ) { 88} 89function Add( a, b, c, d, e ) { 90 var s = a + b + c + d + e; 91 return s; 92} 93function stub( value ) { 94 return value; 95} 96function ToString( object ) { 97 return object + ""; 98} 99 100function ToBoolean( value ) { 101 if ( value == 0 || value == NaN || value == false ) { 102 return false; 103 } else { 104 return true; 105 } 106} 107 108function test() { 109 for ( tc=0; tc < testcases.length; tc++ ) { 110 testcases[tc].passed = writeTestCaseResult( 111 testcases[tc].expect, 112 testcases[tc].actual, 113 testcases[tc].description +" = "+ 114 testcases[tc].actual ); 115 116 testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value "; 117 } 118 stopTest(); 119 return ( testcases ); 120} 121 122function TestFunction( name, args, body ) { 123 if ( name == "anonymous" && version() == 120 ) { 124 name = ""; 125 } 126 127 this.name = name; 128 this.arguments = args.toString(); 129 this.body = body; 130 131 /* the format of Function.toString() in JavaScript 1.2 is: 132 /n 133 function name ( arguments ) { 134 body 135 } 136 */ 137 this.value = "\nfunction " + (name ? name : "" )+ 138 "("+args+") {\n"+ (( body ) ? body +"\n" : "") + "}\n"; 139 140 this.toString = new Function( "return this.value" ); 141 this.valueOf = new Function( "return this.value" ); 142 return this; 143} 144