// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es5id: 15.2.3.6-4-317-1 description: > Object.defineProperty - 'O' is an Arguments object of a function that has formal parameters, 'P' is own data property of 'O', test TypeError is thrown when updating the [[Value]] attribute value of 'P' which is not writable and not configurable (10.6 [[DefineOwnProperty]] step 4) includes: [propertyHelper.js] ---*/ (function(a, b, c) { Object.defineProperty(arguments, "genericProperty", { value: 1001, writable: false, configurable: false }); try { Object.defineProperty(arguments, "genericProperty", { value: 1002 }); throw new Test262Error("Expected an exception."); } catch (e) { if (b !== 2) { throw new Test262Error('Expected "b === 2;", actually ' + b); } verifyEqualTo(arguments, "genericProperty", 1001); verifyNotWritable(arguments, "genericProperty"); verifyNotEnumerable(arguments, "genericProperty"); verifyNotConfigurable(arguments, "genericProperty"); if (!(e instanceof TypeError)) { throw new Test262Error("Expected TypeError, got " + e); } } }(1, 2, 3)); reportCompare(0, 0);