1// Copyright 2008 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 28assertEquals("[object global]", this.toString()); 29assertEquals("[object Undefined]", toString()); 30 31assertEquals("[object global]", eval("this.toString()")); 32assertEquals("[object Undefined]", eval("toString()")); 33 34assertEquals("[object global]", eval("var f; this.toString()")); 35assertEquals("[object Undefined]", eval("var f; toString()")); 36 37 38function F(f) { 39 assertEquals("[object global]", this.toString()); 40 assertEquals("[object Undefined]", toString()); 41 42 assertEquals("[object global]", eval("this.toString()")); 43 assertEquals("[object Undefined]", eval("toString()")); 44 45 assertEquals("[object global]", eval("var f; this.toString()")); 46 assertEquals("[object Undefined]", eval("var f; toString()")); 47 48 assertEquals("[object Undefined]", eval("f()")); 49 50 // Receiver should be the arguments object here. 51 assertEquals("[object Arguments]", eval("arguments[0]()")); 52 with (arguments) { 53 assertEquals("[object Arguments]", toString()); 54 } 55} 56 57F(Object.prototype.toString); 58