1// Copyright 2012 the V8 project authors. All rights reserved. 2// Redistribution and use in source and binary forms, with or without 3// modification, are permitted provided that the following conditions are 4// met: 5// 6// * Redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer. 8// * Redistributions in binary form must reproduce the above 9// copyright notice, this list of conditions and the following 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 14// from this software without specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28// Test that global eval calls of strict code (independent from whether being 29// direct or indirect) have their own lexical and variable environment. 30 31"use strict"; 32var evil = eval; 33 34// Test global direct strict eval in strict script. 35// Expects new environment. 36var no_touch = 0; 37eval('"use strict"; var no_touch = 1;'); 38assertSame(0, no_touch); 39 40// Test global indirect strict eval in strict script. 41// Expects new environment. 42var no_touch = 0; 43evil('"use strict"; var no_touch = 2;'); 44assertSame(0, no_touch); 45 46// Test global direct non-strict eval in strict script. 47// Expects new environment. 48var no_touch = 0; 49eval('var no_touch = 3;'); 50assertSame(0, no_touch); 51 52// Test global indirect non-strict eval in strict script. 53// Expects global environment. 54var no_touch = 0; 55evil('var no_touch = 4;'); 56assertSame(4, no_touch); 57 58// Test non-global direct strict eval in strict script. 59// Expects new environment. 60var no_touch = 0; 61(function() { 62 var no_touch = 0; 63 eval('"use strict"; var no_touch = 5;'); 64 assertSame(0, no_touch); 65})() 66assertSame(0, no_touch); 67 68// Test non-global indirect strict eval in strict script. 69// Expects new environment. 70var no_touch = 0; 71(function() { 72 var no_touch = 0; 73 evil('"use strict"; var no_touch = 6;'); 74 assertSame(0, no_touch); 75})() 76assertSame(0, no_touch); 77 78// Test non-global direct non-strict eval in strict script. 79// Expects new environment. 80var no_touch = 0; 81(function() { 82 var no_touch = 0; 83 eval('var no_touch = 7;'); 84 assertSame(0, no_touch); 85})() 86assertSame(0, no_touch); 87 88// Test non-global indirect non-strict eval in strict script. 89// Expects global environment. 90var no_touch = 0; 91(function() { 92 var no_touch = 0; 93 evil('var no_touch = 8;'); 94 assertSame(0, no_touch); 95})() 96assertSame(8, no_touch); 97 98// Test non-global direct strict eval in strict script. 99// Expects new environment. 100var no_touch = 0; 101(function() { 102 "use strict"; 103 var no_touch = 0; 104 eval('"use strict"; var no_touch = 9;'); 105 assertSame(0, no_touch); 106})() 107assertSame(0, no_touch); 108 109// Test non-global indirect strict eval in strict script. 110// Expects new environment. 111var no_touch = 0; 112(function() { 113 "use strict"; 114 var no_touch = 0; 115 evil('"use strict"; var no_touch = 10;'); 116 assertSame(0, no_touch); 117})() 118assertSame(0, no_touch); 119 120// Test non-global direct non-strict eval in strict script. 121// Expects new environment. 122var no_touch = 0; 123(function() { 124 "use strict"; 125 var no_touch = 0; 126 eval('var no_touch = 11;'); 127 assertSame(0, no_touch); 128})() 129assertSame(0, no_touch); 130 131// Test non-global indirect non-strict eval in strict script. 132// Expects global environment. 133var no_touch = 0; 134(function() { 135 "use strict"; 136 var no_touch = 0; 137 evil('var no_touch = 12;'); 138 assertSame(0, no_touch); 139})() 140assertSame(12, no_touch); 141