michael@0: /*
michael@0:  * Any copyright is dedicated to the Public Domain.
michael@0:  * http://creativecommons.org/licenses/publicdomain/
michael@0:  */
michael@0: 
michael@0: var gTestfile = '__proto__.js';
michael@0: var BUGNUMBER = 770344;
michael@0: var summary = "__proto__ as accessor";
michael@0: 
michael@0: print(BUGNUMBER + ": " + summary);
michael@0: 
michael@0: /**************
michael@0:  * BEGIN TEST *
michael@0:  **************/
michael@0: 
michael@0: var protoDesc = Object.getOwnPropertyDescriptor(Object.prototype, "__proto__");
michael@0: assertEq(protoDesc !== null, true);
michael@0: assertEq(typeof protoDesc, "object");
michael@0: assertEq(protoDesc.hasOwnProperty("get"), true);
michael@0: assertEq(protoDesc.hasOwnProperty("set"), true);
michael@0: assertEq(protoDesc.hasOwnProperty("enumerable"), true);
michael@0: assertEq(protoDesc.hasOwnProperty("configurable"), true);
michael@0: assertEq(protoDesc.hasOwnProperty("value"), false);
michael@0: assertEq(protoDesc.hasOwnProperty("writable"), false);
michael@0: 
michael@0: assertEq(protoDesc.configurable, true);
michael@0: assertEq(protoDesc.enumerable, false);
michael@0: assertEq(typeof protoDesc.get, "function", protoDesc.get + "");
michael@0: assertEq(typeof protoDesc.set, "function", protoDesc.set + "");
michael@0: 
michael@0: assertEq(delete Object.prototype.__proto__, true);
michael@0: assertEq(Object.getOwnPropertyDescriptor(Object.prototype, "__proto__"),
michael@0:          undefined);
michael@0: 
michael@0: var obj = {};
michael@0: obj.__proto__ = 5;
michael@0: assertEq(Object.getPrototypeOf(obj), Object.prototype);
michael@0: assertEq(obj.hasOwnProperty("__proto__"), true);
michael@0: 
michael@0: var desc = Object.getOwnPropertyDescriptor(obj, "__proto__");
michael@0: assertEq(desc !== null, true);
michael@0: assertEq(typeof desc, "object");
michael@0: assertEq(desc.value, 5);
michael@0: assertEq(desc.writable, true);
michael@0: assertEq(desc.enumerable, true);
michael@0: assertEq(desc.configurable, true);
michael@0: 
michael@0: /******************************************************************************/
michael@0: 
michael@0: if (typeof reportCompare === "function")
michael@0:   reportCompare(true, true);
michael@0: 
michael@0: print("Tests complete");