LayoutTests/fast/js/kde/script-tests/prototype_length.js

   1 shouldBe("Object.prototype.length","undefined");
   2 shouldBe("Function.prototype.length","0");
   3 shouldBe("Array.prototype.length","0");
   4 shouldBe("String.prototype.length","0");
   5 shouldBe("Boolean.prototype.length","undefined");
   6 shouldBe("Number.prototype.length","undefined");
   7 shouldBe("Date.prototype.length","undefined");
   8 shouldBe("RegExp.prototype.length","undefined");
   9 shouldBe("Error.prototype.length","undefined");
  10
  11 // check !ReadOnly
  12 Array.prototype.length = 6;
  13 shouldBe("Array.prototype.length","6");
  14 // check ReadOnly
  15 Function.prototype.length = 7;
  16 shouldBe("Function.prototype.length","0");
  17 String.prototype.length = 8;
  18 shouldBe("String.prototype.length","0");
  19
  20 // check DontDelete
  21 shouldBe("delete Array.prototype.length","false");
  22 shouldBe("delete Function.prototype.length","false");
  23 shouldBe("delete String.prototype.length","false");
  24
  25 // check DontEnum
  26 var foundArrayPrototypeLength = false;
  27 for (i in Array.prototype) { if (i == "length") foundArrayPrototypeLength = true; }
  28 shouldBe("foundArrayPrototypeLength","false");
  29
  30 var foundFunctionPrototypeLength = false;
  31 for (i in Function.prototype) { if (i == "length") foundFunctionPrototypeLength = true; }
  32 shouldBe("foundFunctionPrototypeLength","false");
  33
  34 var foundStringPrototypeLength = false;
  35 for (i in String.prototype) { if (i == "length") foundStringPrototypeLength = true; }
  36 shouldBe("foundStringPrototypeLength","false");