8.14.4-8-b_1.js (549B)
1 // Copyright (c) 2012 Ecma International. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 4 /*--- 5 es5id: 8.14.4-8-b_1 6 description: Non-writable property on a prototype written to. 7 flags: [noStrict] 8 ---*/ 9 10 function foo() {}; 11 Object.defineProperty(foo.prototype, "bar", {value: "unwritable"}); 12 13 var o = new foo(); 14 o.bar = "overridden"; 15 16 assert.sameValue(o.hasOwnProperty("bar"), false, 'o.hasOwnProperty("bar")'); 17 assert.sameValue(o.bar, "unwritable", 'o.bar'); 18 19 reportCompare(0, 0);