tests/mozilla/js1_5/GetSet/getset-003.js

   1 /*
   2 * The contents of this file are subject to the Netscape Public
   3 * License Version 1.1 (the "License"); you may not use this file
   4 * except in compliance with the License. You may obtain a copy of
   5 * the License at http://www.mozilla.org/NPL/
   6 *
   7 * Software distributed under the License is distributed on an "AS IS"
   8 * basis, WITHOUT WARRANTY OF ANY KIND, either expressed
   9 * or implied. See the License for the specific language governing
  10 * rights and limitations under the License.
  11 *
  12 * The Original Code is mozilla.org code.
  13 *
  14 * The Initial Developer of the Original Code is Netscape
  15 * Communications Corporation.  Portions created by Netscape are
  16 * Copyright (C) 1998 Netscape Communications Corporation. All
  17 * Rights Reserved.
  18 *
  19 * Contributor(s): pschwartau@netscape.com
  20 * Date: 14 April 2001
  21 *
  22 * SUMMARY: Testing obj.prop getter/setter
  23 * Note: this is a non-ECMA extension to the language.
  24 */
  25 //-------------------------------------------------------------------------------------------------
  26 var UBound = 0;
  27 var bug = '(none)';
  28 var summary = 'Testing obj.prop getter/setter';
  29 var statprefix = 'Status: ';
  30 var status = '';
  31 var statusitems = [ ];
  32 var actual = '';
  33 var actualvalues = [ ];
  34 var expect= '';
  35 var expectedvalues = [ ];
  36 var cnDEFAULT = 'default name';
  37 var cnFRED = 'Fred';
  38 var obj = {};
  39 var obj2 = {};
  40 var s = '';
  41
  42
  43 // SECTION1: define getter/setter directly on an object (not its prototype)
  44 obj = new Object();
  45 obj.nameSETS = 0;
  46 obj.nameGETS = 0;
  47 obj.name setter = function(newValue) {this._name=newValue; this.nameSETS++;}
  48 obj.name getter = function() {this.nameGETS++; return this._name;}
  49
  50 status = 'In SECTION1 of test after 0 sets, 0 gets';
  51 actual = [obj.nameSETS,obj.nameGETS];
  52 expect = [0,0];
  53 addThis();
  54
  55 s = obj.name;
  56 status = 'In SECTION1 of test after 0 sets, 1 get';
  57 actual = [obj.nameSETS,obj.nameGETS];
  58 expect = [0,1];
  59 addThis();
  60
  61 obj.name = cnFRED;
  62 status = 'In SECTION1 of test after 1 set, 1 get';
  63 actual = [obj.nameSETS,obj.nameGETS];
  64 expect = [1,1];
  65 addThis();
  66
  67 obj.name = obj.name;
  68 status = 'In SECTION1 of test after 2 sets, 2 gets';
  69 actual = [obj.nameSETS,obj.nameGETS];
  70 expect = [2,2];
  71 addThis();
  72
  73
  74 // SECTION2: define getter/setter in Object.prototype
  75 Object.prototype.nameSETS = 0;
  76 Object.prototype.nameGETS = 0;
  77 Object.prototype.name setter = function(newValue) {this._name=newValue; this.nameSETS++;}
  78 Object.prototype.name getter = function() {this.nameGETS++; return this._name;}
  79
  80 obj = new Object();
  81 status = 'In SECTION2 of test after 0 sets, 0 gets';
  82 actual = [obj.nameSETS,obj.nameGETS];
  83 expect = [0,0];
  84 addThis();
  85
  86 s = obj.name;
  87 status = 'In SECTION2 of test after 0 sets, 1 get';
  88 actual = [obj.nameSETS,obj.nameGETS];
  89 expect = [0,1];
  90 addThis();
  91
  92 obj.name = cnFRED;
  93 status = 'In SECTION2 of test after 1 set, 1 get';
  94 actual = [obj.nameSETS,obj.nameGETS];
  95 expect = [1,1];
  96 addThis();
  97
  98 obj.name = obj.name;
  99 status = 'In SECTION2 of test after 2 sets, 2 gets';
 100 actual = [obj.nameSETS,obj.nameGETS];
 101 expect = [2,2];
 102 addThis();
 103
 104
 105 // SECTION 3: define getter/setter in prototype of user-defined constructor
 106 function TestObject()
 107 {
 108 }
 109 TestObject.prototype.nameSETS = 0;
 110 TestObject.prototype.nameGETS = 0;
 111 TestObject.prototype.name setter = function(newValue) {this._name=newValue; this.nameSETS++;}
 112 TestObject.prototype.name getter = function() {this.nameGETS++; return this._name;}
 113 TestObject.prototype.name = cnDEFAULT;
 114
 115 obj = new TestObject();
 116 status = 'In SECTION3 of test after 1 set, 0 gets'; // (we set a default value in the prototype)
 117 actual = [obj.nameSETS,obj.nameGETS];
 118 expect = [1,0];
 119 addThis();
 120
 121 s = obj.name;
 122 status = 'In SECTION3 of test after 1 set, 1 get';
 123 actual = [obj.nameSETS,obj.nameGETS];
 124 expect = [1,1];
 125 addThis();
 126
 127 obj.name = cnFRED;
 128 status = 'In SECTION3 of test after 2 sets, 1 get';
 129 actual = [obj.nameSETS,obj.nameGETS];
 130 expect = [2,1];
 131 addThis();
 132
 133 obj.name = obj.name;
 134 status = 'In SECTION3 of test after 3 sets, 2 gets';
 135 actual = [obj.nameSETS,obj.nameGETS];
 136 expect = [3,2];
 137 addThis();
 138
 139 obj2 = new TestObject();
 140 status = 'obj2 = new TestObject() after 1 set, 0 gets';
 141 actual = [obj2.nameSETS,obj2.nameGETS];
 142 expect = [1,0]; // we set a default value in the prototype -
 143 addThis();
 144
 145 // Use both obj and obj2  -
 146 obj2.name = obj.name +  obj2.name;
 147   status = 'obj2 = new TestObject() after 2 sets, 1 get';
 148   actual = [obj2.nameSETS,obj2.nameGETS];
 149   expect = [2,1];
 150   addThis();
 151
 152   status = 'In SECTION3 of test after 3 sets, 3 gets';
 153   actual = [obj.nameSETS,obj.nameGETS];
 154   expect = [3,3];  // we left off at [3,2] above -
 155   addThis();
 156
 157
 158 //---------------------------------------------------------------------------------
 159 test();
 160 //---------------------------------------------------------------------------------
 161
 162
 163 function addThis()
 164 {
 165   statusitems[UBound] = status;
 166   actualvalues[UBound] = actual.toString();
 167   expectedvalues[UBound] = expect.toString();
 168   UBound++;
 169 }
 170
 171
 172 function test()
 173 {
 174   enterFunc ('test');
 175   printBugNumber (bug);
 176   printStatus (summary);
 177
 178   for (var i = 0; i < UBound; i++)
 179   {
 180     reportCompare(expectedvalues[i], actualvalues[i], getStatus(i));
 181   }
 182
 183   exitFunc ('test');
 184 }
 185
 186
 187 function getStatus(i)
 188 {
 189   return statprefix + statusitems[i];
 190 }