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 24 This test checks whether various seal/freeze/preventExtentions work on a regular object. 25 26 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". 27 28 29 PASS (new inextensible).prototypeExists is true 30 PASS (new sealed).prototypeExists is true 31 PASS (new frozen).prototypeExists is true 32 PASS test(obj()) is "(b:4)(c:3)E" 33 PASS test(preventExtensions(obj())) is "(b:4)" 34 PASS test(seal(obj())) is "(a:1)(b:4)S" 35 PASS test(freeze(obj())) is "(a:1)(b:2)SF" 36 PASS Object.preventExtensions(Math.sin) is Math.sin 37 PASS var o = {}; Object.preventExtensions(o); o.__proto__ = { newProp: "Should not see this" }; o.newProp; threw exception TypeError: #<Object> is not extensible. 38 PASS "use strict"; var o = {}; Object.preventExtensions(o); o.__proto__ = { newProp: "Should not see this" }; o.newProp; threw exception TypeError: #<Object> is not extensible. 39 PASS Object.preventExtensions(Math); Math.sqrt(4) is 2 40 PASS var arr = Object.preventExtensions([]); arr[0] = 42; arr[0] is undefined. 41 PASS var arr = Object.preventExtensions([]); arr[0] = 42; arr.length is 0 42 PASS "use strict"; var arr = Object.preventExtensions([]); arr[0] = 42; arr[0] threw exception TypeError: Can't add property 0, object is not extensible. 43 PASS obj.foo is 1 44 PASS Object.isFrozen(func) is true 45 PASS func.prototype === 42 is false 46 PASS Object.getOwnPropertyDescriptor(func, "prototype").writable is false 47 PASS Object.isFrozen(strictFunc) is true 48 PASS strictFunc.prototype === 42 is false 49 PASS Object.getOwnPropertyDescriptor(strictFunc, "prototype").writable is false 50 PASS Object.isFrozen(array) is true 51 PASS array[0] is 0 52 PASS Object.getOwnPropertyDescriptor(array, "length").writable is false 53 PASS Object.isFrozen(args) is true 54 PASS args[0] is 0 55 PASS Object.getOwnPropertyDescriptor(args, "length").writable is false 56 PASS Object.getOwnPropertyDescriptor(args, "callee").writable is false 57 PASS preventExtensionsFreezeIsFrozen(function foo(){}) is true 58 PASS preventExtensionsFreezeIsFrozen(function foo(){ "use strict"; }) is true 59 PASS preventExtensionsFreezeIsFrozen([0,1,2]) is true 60 PASS preventExtensionsFreezeIsFrozen((function(){ return arguments; })(0,1,2)) is true 61 PASS Object.getOwnPropertyDescriptor(freeze({0:0}), 0).configurable is false 62 PASS Object.getOwnPropertyDescriptor(freeze({10000001:0}), 10000001).configurable is false 63 PASS successfullyParsed is true 64 65 TEST COMPLETE 66 67
