js/src/tests/non262/regress/regress-598176.js


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/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/*
 * Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/licenses/publicdomain/
 */

function make() {
  var r = {};
  r.desc = {get: function() {}};
  r.a = Object.defineProperty({}, "prop", r.desc);
  r.info = Object.getOwnPropertyDescriptor(r.a, "prop");
  return r;
}

r1 = make();
assertEq(r1.desc.get, r1.info.get);

// Distinct evaluations of an object literal make distinct methods.
r2 = make();
assertEq(r1.desc.get === r2.desc.get, false);

r1.info.get.foo = 42;

assertEq(r1.desc.get.hasOwnProperty('foo'), !r2.desc.get.hasOwnProperty('foo'));
assertEq(r1.info.get.hasOwnProperty('foo'), !r2.info.get.hasOwnProperty('foo'));

reportCompare(0, 0, "ok");