1// Copyright 2010 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 installing a getter on the global object instead of a 29// normal property works. 30 31x = 0; 32 33function getX() { return x; } 34 35for (var i = 0; i < 10; i++) { 36 assertEquals(i < 5 ? 0 : 42, getX()); 37 if (i == 4) __defineGetter__("x", function() { return 42; }); 38} 39 40 41// Test that installing a setter on the global object instead of a 42// normal property works. 43 44y = 0; 45var setter_y; 46 47function setY(value) { y = value; } 48 49for (var i = 0; i < 10; i++) { 50 setY(i); 51 assertEquals(i < 5 ? i : 2 * i, y); 52 if (i == 4) { 53 __defineSetter__("y", function(value) { setter_y = 2 * value; }); 54 __defineGetter__("y", function() { return setter_y; }); 55 } 56} 57 58 59// Test that replacing a getter with a normal property works as 60// expected. 61 62__defineGetter__("z", function() { return 42; }); 63 64function getZ() { return z; } 65 66for (var i = 0; i < 10; i++) { 67 assertEquals(i < 5 ? 42 : 0, getZ()); 68 if (i == 4) { 69 delete z; 70 z = 0; 71 } 72} 73