test262/test/suite/chapter15/15.2/15.2.3/15.2.3.6/15.2.3.6-4-3.js

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/**
 * Step 4 of defineProperty calls the [[DefineOwnProperty]] internal method
 * of O to define the property. For newly defined accessor properties, attributes
 * missing from desc should have values set to the defaults from 8.6.1.
 *
 * @path chapter15/15.2/15.2.3/15.2.3.6/15.2.3.6-4-3.js
 * @description Object.defineProperty sets missing attributes to their default values (accessor)(8.12.9 step 4.b.i)
 */


function testcase() {
  var o = {};

  var getter = function () { return 1; };
  var desc = { get: getter };

  Object.defineProperty(o, "foo", desc);

  var propDesc = Object.getOwnPropertyDescriptor(o, "foo");

  if (typeof(propDesc.get) === "function" &&  // the getter must be the function that was provided
      propDesc.get === getter &&
      propDesc.enumerable   === false &&      // false by default
      propDesc.configurable === false) {      // false by default
    return true;
  }
 }
runTestCase(testcase);