js/tests/js1_5/extensions/getset-003.js

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  38
  39 /*
  40  * Date: 14 April 2001
  41  *
  42  * SUMMARY: Testing obj.prop getter/setter
  43  * Note: this is a non-ECMA extension to the language.
  44  */
  45 //-----------------------------------------------------------------------------
  46 var gTestfile = 'getset-003.js';
  47 var UBound = 0;
  48 var BUGNUMBER = '(none)';
  49 var summary = 'Testing obj.prop getter/setter';
  50 var statprefix = 'Status: ';
  51 var status = '';
  52 var statusitems = [ ];
  53 var actual = '';
  54 var actualvalues = [ ];
  55 var expect= '';
  56 var expectedvalues = [ ];
  57 var cnDEFAULT = 'default name';
  58 var cnFRED = 'Fred';
  59 var obj = {};
  60 var obj2 = {};
  61 var s = '';
  62
  63
  64 // SECTION1: define getter/setter directly on an object (not its prototype)
  65 obj = new Object();
  66 obj.nameSETS = 0;
  67 obj.nameGETS = 0;
  68 obj.name setter = function(newValue) {this._name=newValue; this.nameSETS++;}
  69   obj.name getter = function() {this.nameGETS++; return this._name;}
  70
  71     status = 'In SECTION1 of test after 0 sets, 0 gets';
  72 actual = [obj.nameSETS,obj.nameGETS];
  73 expect = [0,0];
  74 addThis();
  75
  76 s = obj.name;
  77 status = 'In SECTION1 of test after 0 sets, 1 get';
  78 actual = [obj.nameSETS,obj.nameGETS];
  79 expect = [0,1];
  80 addThis();
  81
  82 obj.name = cnFRED;
  83 status = 'In SECTION1 of test after 1 set, 1 get';
  84 actual = [obj.nameSETS,obj.nameGETS];
  85 expect = [1,1];
  86 addThis();
  87
  88 obj.name = obj.name;
  89 status = 'In SECTION1 of test after 2 sets, 2 gets';
  90 actual = [obj.nameSETS,obj.nameGETS];
  91 expect = [2,2];
  92 addThis();
  93
  94
  95 // SECTION2: define getter/setter in Object.prototype
  96 Object.prototype.nameSETS = 0;
  97 Object.prototype.nameGETS = 0;
  98 Object.prototype.name setter = function(newValue) {this._name=newValue; this.nameSETS++;}
  99   Object.prototype.name getter = function() {this.nameGETS++; return this._name;}
 100
 101     obj = new Object();
 102 status = 'In SECTION2 of test after 0 sets, 0 gets';
 103 actual = [obj.nameSETS,obj.nameGETS];
 104 expect = [0,0];
 105 addThis();
 106
 107 s = obj.name;
 108 status = 'In SECTION2 of test after 0 sets, 1 get';
 109 actual = [obj.nameSETS,obj.nameGETS];
 110 expect = [0,1];
 111 addThis();
 112
 113 obj.name = cnFRED;
 114 status = 'In SECTION2 of test after 1 set, 1 get';
 115 actual = [obj.nameSETS,obj.nameGETS];
 116 expect = [1,1];
 117 addThis();
 118
 119 obj.name = obj.name;
 120 status = 'In SECTION2 of test after 2 sets, 2 gets';
 121 actual = [obj.nameSETS,obj.nameGETS];
 122 expect = [2,2];
 123 addThis();
 124
 125
 126 // SECTION 3: define getter/setter in prototype of user-defined constructor
 127 function TestObject()
 128 {
 129 }
 130 TestObject.prototype.nameSETS = 0;
 131 TestObject.prototype.nameGETS = 0;
 132 TestObject.prototype.name setter = function(newValue) {this._name=newValue; this.nameSETS++;}
 133   TestObject.prototype.name getter = function() {this.nameGETS++; return this._name;}
 134     TestObject.prototype.name = cnDEFAULT;
 135
 136 obj = new TestObject();
 137 status = 'In SECTION3 of test after 1 set, 0 gets'; // (we set a default value in the prototype)
 138 actual = [obj.nameSETS,obj.nameGETS];
 139 expect = [1,0];
 140 addThis();
 141
 142 s = obj.name;
 143 status = 'In SECTION3 of test after 1 set, 1 get';
 144 actual = [obj.nameSETS,obj.nameGETS];
 145 expect = [1,1];
 146 addThis();
 147
 148 obj.name = cnFRED;
 149 status = 'In SECTION3 of test after 2 sets, 1 get';
 150 actual = [obj.nameSETS,obj.nameGETS];
 151 expect = [2,1];
 152 addThis();
 153
 154 obj.name = obj.name;
 155 status = 'In SECTION3 of test after 3 sets, 2 gets';
 156 actual = [obj.nameSETS,obj.nameGETS];
 157 expect = [3,2];
 158 addThis();
 159
 160 obj2 = new TestObject();
 161 status = 'obj2 = new TestObject() after 1 set, 0 gets';
 162 actual = [obj2.nameSETS,obj2.nameGETS];
 163 expect = [1,0]; // we set a default value in the prototype -
 164 addThis();
 165
 166 // Use both obj and obj2  -
 167 obj2.name = obj.name +  obj2.name;
 168 status = 'obj2 = new TestObject() after 2 sets, 1 get';
 169 actual = [obj2.nameSETS,obj2.nameGETS];
 170 expect = [2,1];
 171 addThis();
 172
 173 status = 'In SECTION3 of test after 3 sets, 3 gets';
 174 actual = [obj.nameSETS,obj.nameGETS];
 175 expect = [3,3];  // we left off at [3,2] above -
 176 addThis();
 177
 178
 179 //---------------------------------------------------------------------------------
 180 test();
 181 //---------------------------------------------------------------------------------
 182
 183
 184 function addThis()
 185 {
 186   statusitems[UBound] = status;
 187   actualvalues[UBound] = actual.toString();
 188   expectedvalues[UBound] = expect.toString();
 189   UBound++;
 190 }
 191
 192
 193 function test()
 194 {
 195   enterFunc ('test');
 196   printBugNumber(BUGNUMBER);
 197   printStatus (summary);
 198
 199   for (var i = 0; i < UBound; i++)
 200   {
 201     reportCompare(expectedvalues[i], actualvalues[i], getStatus(i));
 202   }
 203
 204   exitFunc ('test');
 205 }
 206
 207
 208 function getStatus(i)
 209 {
 210   return statprefix + statusitems[i];
 211 }