tests/stress/poly-setter-combo.js

   1 function Cons1() {
   2 }
   3 Cons1.prototype.f = 42;
   4
   5 function Cons2() {
   6     this._values = []
   7 }
   8 Cons2.prototype.__defineSetter__("f", function(value) {
   9     counter++;
  10     this._f = value;
  11     this._values[value] = 1;
  12 });
  13 Cons2.prototype.__defineGetter__("f", function() { return this._f; });
  14
  15 function Cons3() {
  16 }
  17 Cons3.prototype.f = 42;
  18 Cons3.prototype.g = 43;
  19
  20 function Cons4() {
  21     this._values = []
  22 }
  23 Cons4.prototype.g = 16;
  24 Cons4.prototype.__defineSetter__("f", function(value) {
  25     counter++;
  26     this._f = value;
  27     this._values[value] = 1;
  28 });
  29 Cons4.prototype.__defineGetter__("f", function() { return this._f; });
  30
  31 function foo(o, value) {
  32     o.f = value;
  33     return o.f;
  34 }
  35
  36 noInline(foo);
  37
  38 var counter = 0;
  39
  40 function test(o, value, expectedCount) {
  41     var result = foo(o, value);
  42     if (result != value)
  43         throw new Error("Bad result: " + result);
  44     if (counter != expectedCount)
  45         throw new Error("Bad counter value: " + counter);
  46 }
  47
  48 function runTestWithConstructors(constructor1, constructor2) {
  49     for (var i = 0; i < 5000; ++i) {
  50         test(new constructor1(), i, counter);
  51         test(new constructor2(), i, counter + 1);
  52
  53         var o = {};
  54         o.__defineGetter__("f", function() {
  55             counter++;
  56             return 84;
  57         });
  58         test(o, 84, counter + 1);
  59
  60         var o = {};
  61         o.__defineSetter__("f", function(value) {
  62             this._f = value;
  63             counter++;
  64         });
  65         o.__defineGetter__("f", function() { return this._f; });
  66         test(o, i, counter + 1);
  67
  68         test({f: 42}, i, counter);
  69     }
  70 }
  71
  72 for (var i = 0; i < 2; ++i) {
  73     runTestWithConstructors(Cons1, Cons2);
  74     runTestWithConstructors(Cons3, Cons2);
  75     runTestWithConstructors(Cons1, Cons4);
  76     runTestWithConstructors(Cons3, Cons4);
  77 }