1# Copyright 2013 the V8 project authors. All rights reserved. 2# Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. 3# 4# Redistribution and use in source and binary forms, with or without 5# modification, are permitted provided that the following conditions 6# are met: 7# 1. Redistributions of source code must retain the above copyright 8# notice, this list of conditions and the following disclaimer. 9# 2. Redistributions in binary form must reproduce the above copyright 10# notice, this list of conditions and the following disclaimer in the 11# documentation and/or other materials provided with the distribution. 12# 13# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY 14# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 15# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 16# DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY 17# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 18# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 20# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 22# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 24This test checks whether various seal/freeze/preventExtentions work on a regular object. 25 26On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". 27 28 29PASS (new inextensible).prototypeExists is true 30PASS (new sealed).prototypeExists is true 31PASS (new frozen).prototypeExists is true 32PASS test(obj()) is "(b:4)(c:3)E" 33PASS test(preventExtensions(obj())) is "(b:4)" 34PASS test(seal(obj())) is "(a:1)(b:4)S" 35PASS test(freeze(obj())) is "(a:1)(b:2)SF" 36PASS Object.preventExtensions(Math.sin) is Math.sin 37PASS var o = {}; Object.preventExtensions(o); o.__proto__ = { newProp: "Should not see this" }; o.newProp; threw exception TypeError: #<Object> is not extensible. 38PASS "use strict"; var o = {}; Object.preventExtensions(o); o.__proto__ = { newProp: "Should not see this" }; o.newProp; threw exception TypeError: #<Object> is not extensible. 39PASS Object.preventExtensions(Math); Math.sqrt(4) is 2 40PASS var arr = Object.preventExtensions([]); arr[0] = 42; arr[0] is undefined. 41PASS var arr = Object.preventExtensions([]); arr[0] = 42; arr.length is 0 42PASS "use strict"; var arr = Object.preventExtensions([]); arr[0] = 42; arr[0] threw exception TypeError: Can't add property 0, object is not extensible. 43PASS obj.foo is 1 44PASS Object.isFrozen(func) is true 45PASS func.prototype === 42 is false 46PASS Object.getOwnPropertyDescriptor(func, "prototype").writable is false 47PASS Object.isFrozen(strictFunc) is true 48PASS strictFunc.prototype === 42 is false 49PASS Object.getOwnPropertyDescriptor(strictFunc, "prototype").writable is false 50PASS Object.isFrozen(array) is true 51PASS array[0] is 0 52PASS Object.getOwnPropertyDescriptor(array, "length").writable is false 53PASS Object.isFrozen(args) is true 54PASS args[0] is 0 55PASS Object.getOwnPropertyDescriptor(args, "length").writable is false 56PASS Object.getOwnPropertyDescriptor(args, "callee").writable is false 57PASS preventExtensionsFreezeIsFrozen(function foo(){}) is true 58PASS preventExtensionsFreezeIsFrozen(function foo(){ "use strict"; }) is true 59PASS preventExtensionsFreezeIsFrozen([0,1,2]) is true 60PASS preventExtensionsFreezeIsFrozen((function(){ return arguments; })(0,1,2)) is true 61PASS Object.getOwnPropertyDescriptor(freeze({0:0}), 0).configurable is false 62PASS Object.getOwnPropertyDescriptor(freeze({10000001:0}), 10000001).configurable is false 63PASS successfullyParsed is true 64 65TEST COMPLETE 66 67