js/src/tests/js1_8_5/extensions/clone-leaf-object.js

   1 // -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
   2 // Any copyright is dedicated to the Public Domain.
   3 // http://creativecommons.org/licenses/publicdomain/
   4
   5 var a = [new Boolean(true),
   6          new Boolean(false),
   7          new Number(0),
   8          new Number(-0),
   9          new Number(Math.PI),
  10          new Number(0x7fffffff),
  11          new Number(-0x7fffffff),
  12          new Number(0x80000000),
  13          new Number(-0x80000000),
  14          new Number(0xffffffff),
  15          new Number(-0xffffffff),
  16          new Number(0x100000000),
  17          new Number(-0x100000000),
  18          new Number(Number.MIN_VALUE),
  19          new Number(-Number.MIN_VALUE),
  20          new Number(Number.MAX_VALUE),
  21          new Number(-Number.MAX_VALUE),
  22          new Number(1/0),
  23          new Number(-1/0),
  24          new Number(0/0),
  25          new String(""),
  26          new String("\0123\u4567"),
  27          new Date(0),
  28          new Date(-0),
  29          new Date(0x7fffffff),
  30          new Date(-0x7fffffff),
  31          new Date(0x80000000),
  32          new Date(-0x80000000),
  33          new Date(0xffffffff),
  34          new Date(-0xffffffff),
  35          new Date(0x100000000),
  36          new Date(-0x100000000),
  37          new Date(1286523948674),
  38          new Date(8.64e15), // hard-coded in ES5 spec, hard-coded here
  39          new Date(-8.64e15),
  40          new Date(NaN)];
  41
  42 function primitive(a) {
  43     return a instanceof Date ? +a : a.constructor(a);
  44 }
  45
  46 for (var i = 0; i < a.length; i++) {
  47     var x = a[i];
  48     var expectedSource = x.toSource();
  49     var expectedPrimitive = primitive(x);
  50     var expectedProto = x.__proto__;
  51     var expectedString = Object.prototype.toString.call(x);
  52     x.expando = 1;
  53     x.__proto__ = {};
  54
  55     var y = deserialize(serialize(x));
  56     assertEq(y.toSource(), expectedSource);
  57     assertEq(primitive(y), expectedPrimitive);
  58     assertEq(y.__proto__, expectedProto);
  59     assertEq(Object.prototype.toString.call(y), expectedString);
  60     assertEq("expando" in y, false);
  61 }
  62
  63 reportCompare(0, 0);