1a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Copyright 2008 the V8 project authors. All rights reserved. 2a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Redistribution and use in source and binary forms, with or without 3a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// modification, are permitted provided that the following conditions are 4a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// met: 5a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// 6a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Redistributions of source code must retain the above copyright 7a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// notice, this list of conditions and the following disclaimer. 8a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Redistributions in binary form must reproduce the above 9a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// copyright notice, this list of conditions and the following 10a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// disclaimer in the documentation and/or other materials provided 11a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// with the distribution. 12a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Neither the name of Google Inc. nor the names of its 13a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// contributors may be used to endorse or promote products derived 14a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// from this software without specific prior written permission. 15a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// 16a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 28a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Test that the inline caches correctly detect that constant 29a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// functions on value prototypes change. 30a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 31a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockfunction testString() { 32a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block function f(s, expected) { 33a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var result = s.toString(); 34a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(expected, result); 35a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block }; 36a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 37a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) { 38a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var s = String.fromCharCode(i); 39a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block f(s, s); 40a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 41a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 42a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block String.prototype.toString = function() { return "ostehaps"; }; 43a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 44a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) { 45a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var s = String.fromCharCode(i); 46a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block f(s, "ostehaps"); 47a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 48a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 49a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 50a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlocktestString(); 51a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 52a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 53a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockfunction testNumber() { 54a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block Number.prototype.toString = function() { return 0; }; 55a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 56a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block function f(n, expected) { 57a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var result = n.toString(); 58a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(expected, result); 59a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block }; 60a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 61a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) { 62a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block f(i, 0); 63a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 64a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 65a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block Number.prototype.toString = function() { return 42; }; 66a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 67a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) { 68a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block f(i, 42); 69a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 70a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 71a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 72a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlocktestNumber(); 73a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 74a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 75a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockfunction testBoolean() { 76a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block Boolean.prototype.toString = function() { return 0; }; 77a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 78a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block function f(b, expected) { 79a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var result = b.toString(); 80a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(expected, result); 81a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block }; 82a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 83a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) { 84a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block f((i % 2 == 0), 0); 85a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 86a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 87a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block Boolean.prototype.toString = function() { return 42; }; 88a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 89a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) { 90a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block f((i % 2 == 0), 42); 91a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 92a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 93a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 94a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlocktestBoolean(); 95