LayoutTests/ietestcenter/Javascript/TestCases/15.2.3.3-4-77.js

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ES5Harness.registerTest( {
id: "15.2.3.3-4-77",

path: "TestCases/chapter15/15.2/15.2.3/15.2.3.3/15.2.3.3-4-77.js",

description: "Object.getOwnPropertyDescriptor returns data desc for functions on built-ins (String.prototype.toUpperCase)",

test: function testcase() {
  var desc = Object.getOwnPropertyDescriptor(String.prototype, "toUpperCase");
  if (desc.value === String.prototype.toUpperCase &&
      desc.writable === true &&
      desc.enumerable === false &&
      desc.configurable === true) {
    return true;
  }
 },

precondition: function prereq() {
  return fnExists(Object.getOwnPropertyDescriptor);
 }
});