Thu, 31 Aug 2017 15:30:47 +0800
merge
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | */ |
aoqi@0 | 23 | |
aoqi@0 | 24 | /** |
aoqi@0 | 25 | * NASHORN-452 : nashorn is able to redefine a global declared variable |
aoqi@0 | 26 | * |
aoqi@0 | 27 | * @test |
aoqi@0 | 28 | * @run |
aoqi@0 | 29 | */ |
aoqi@0 | 30 | |
aoqi@0 | 31 | var env = {}; |
aoqi@0 | 32 | try { |
aoqi@0 | 33 | Object.defineProperty(this, 'env', { |
aoqi@0 | 34 | get: function() {} |
aoqi@0 | 35 | }); |
aoqi@0 | 36 | fail("#1 should have thrown TypeError"); |
aoqi@0 | 37 | } catch (e) { |
aoqi@0 | 38 | if (! (e instanceof TypeError)) { |
aoqi@0 | 39 | fail("#2 TypeError expected, got " + e); |
aoqi@0 | 40 | } |
aoqi@0 | 41 | } |
aoqi@0 | 42 | |
aoqi@0 | 43 | var desc = Object.getOwnPropertyDescriptor(this, 'env'); |
aoqi@0 | 44 | if (desc.configurable) { |
aoqi@0 | 45 | fail("#3 global var 'env' is configurable"); |
aoqi@0 | 46 | } |
aoqi@0 | 47 | |
aoqi@0 | 48 | (function (x) { |
aoqi@0 | 49 | if (delete x) { |
aoqi@0 | 50 | fail("#4 can delete function argument"); |
aoqi@0 | 51 | } |
aoqi@0 | 52 | })(3); |
aoqi@0 | 53 | |
aoqi@0 | 54 | (function (x) { |
aoqi@0 | 55 | // use of 'with' |
aoqi@0 | 56 | with ({ foo: 2 }) { |
aoqi@0 | 57 | if (delete x) { |
aoqi@0 | 58 | fail("#5 can delete function argument"); |
aoqi@0 | 59 | } |
aoqi@0 | 60 | } |
aoqi@0 | 61 | })(4); |
aoqi@0 | 62 | |
aoqi@0 | 63 | (function (x, y) { |
aoqi@0 | 64 | // use of 'arguments' |
aoqi@0 | 65 | var arg = arguments; |
aoqi@0 | 66 | if (delete x || delete y) { |
aoqi@0 | 67 | fail("#6 can delete function argument"); |
aoqi@0 | 68 | } |
aoqi@0 | 69 | })(5); |
aoqi@0 | 70 | |
aoqi@0 | 71 | (function (x) { |
aoqi@0 | 72 | // use of 'eval' |
aoqi@0 | 73 | eval("x"); |
aoqi@0 | 74 | |
aoqi@0 | 75 | if (delete x) { |
aoqi@0 | 76 | fail("#7 can delete function argument"); |
aoqi@0 | 77 | } |
aoqi@0 | 78 | })('hello'); |
aoqi@0 | 79 |