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// This test attempts to test the inline caching for keyed access. 29a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 30a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ---------------------------------------------------------------------- 31a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Prototype accessor. 32a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ---------------------------------------------------------------------- 33a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar runTest = function() { 34a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var initial_P = 'prototype'; 35a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var P = initial_P; 36a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var H = 'hasOwnProperty'; 37a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 38a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var f = function() {}; 39a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 40a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block function prototypeTest(change_index) { 41a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) { 42a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var property = f[P]; 43a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block if (i <= change_index) { 44a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(f.prototype, property); 45a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } else { 46a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(f.hasOwnProperty, property); 47a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 48a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block if (i == change_index) P = H; 49a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 50a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block P = initial_P; 51a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 52a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 53a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) prototypeTest(i); 54a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 55a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block f.prototype = 43; 56a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 57a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) prototypeTest(i); 58a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 59a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 60a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockrunTest(); 61a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 62a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ---------------------------------------------------------------------- 63a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Array length accessor. 64a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ---------------------------------------------------------------------- 65a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockrunTest = function() { 66a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var initial_L = 'length'; 67a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var L = initial_L; 68a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var zero = '0'; 69a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 70a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var a = new Array(10); 71a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 72a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block function arrayLengthTest(change_index) { 73a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) { 74a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var l = a[L]; 75a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block if (i <= change_index) { 76a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(10, l); 77a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } else { 78a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(undefined, l); 79a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 80a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block if (i == change_index) L = zero; 81a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 82a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block L = initial_L; 83a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 84a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 85a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) arrayLengthTest(i); 86a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 87a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 88a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockrunTest(); 89a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 90a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ---------------------------------------------------------------------- 91a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// String length accessor. 92a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ---------------------------------------------------------------------- 93a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockrunTest = function() { 94a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var initial_L = 'length'; 95a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var L = initial_L; 96a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var zero = '0'; 97a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 98a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var s = "asdf" 99a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 100a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block function stringLengthTest(change_index) { 101a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) { 102a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var l = s[L]; 103a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block if (i <= change_index) { 104a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(4, l); 105a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } else { 106a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals('a', l); 107a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 108a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block if (i == change_index) L = zero; 109a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 110a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block L = initial_L; 111a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 112a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 113a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) stringLengthTest(i); 114a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 115a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 116a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockrunTest(); 117a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 118a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ---------------------------------------------------------------------- 119a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Field access. 120a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ---------------------------------------------------------------------- 121a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockrunTest = function() { 122a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var o = { x: 42, y: 43 } 123a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 124a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var initial_X = 'x'; 125a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var X = initial_X; 126a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var Y = 'y'; 127a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 128a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block function fieldTest(change_index) { 129a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) { 130a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var property = o[X]; 131a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block if (i <= change_index) { 132a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(42, property); 133a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } else { 134a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(43, property); 135a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 136a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block if (i == change_index) X = Y; 137a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 138a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block X = initial_X; 139a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block }; 140a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 141a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) fieldTest(i); 142a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 143a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 144a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockrunTest(); 145a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 146a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 147a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ---------------------------------------------------------------------- 148a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Indexed access. 149a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ---------------------------------------------------------------------- 150a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockrunTest = function() { 151a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var o = [ 42, 43 ]; 152a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 153a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var initial_X = 0; 154a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var X = initial_X; 155a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var Y = 1; 156a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 157a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block function fieldTest(change_index) { 158a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) { 159a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var property = o[X]; 160a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block if (i <= change_index) { 161a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(42, property); 162a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } else { 163a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(43, property); 164a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 165a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block if (i == change_index) X = Y; 166a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 167a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block X = initial_X; 168a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block }; 169a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 170a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) fieldTest(i); 171a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 172a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 173a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockrunTest(); 174a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 175a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 176a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ---------------------------------------------------------------------- 177a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Constant function access. 178a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ---------------------------------------------------------------------- 179a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockrunTest = function() { 180a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block function fun() { }; 181a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 182a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var o = new Object(); 183a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block o.f = fun; 184a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block o.x = 42; 185a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 186a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var initial_F = 'f'; 187a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var F = initial_F; 188a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var X = 'x' 189a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 190a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block function constantFunctionTest(change_index) { 191a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) { 192a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var property = o[F]; 193a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block if (i <= change_index) { 194a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(fun, property); 195a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } else { 196a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals(42, property); 197a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 198a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block if (i == change_index) F = X; 199a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 200a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block F = initial_F; 201a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block }; 202a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 203a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) constantFunctionTest(i); 204a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 205a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 206a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockrunTest(); 207a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 208a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ---------------------------------------------------------------------- 209a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Keyed store field. 210a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// ---------------------------------------------------------------------- 211a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 212a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockrunTest = function() { 213a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var o = { x: 42, y: 43 } 214a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 215a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var initial_X = 'x'; 216a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var X = initial_X; 217a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var Y = 'y'; 218a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 219a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block function fieldTest(change_index) { 220a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) { 221a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block o[X] = X; 222a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var property = o[X]; 223a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block if (i <= change_index) { 224a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals('x', property); 225a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } else { 226a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block assertEquals('y', property); 227a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 228a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block if (i == change_index) X = Y; 229a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 230a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block X = initial_X; 231a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block }; 232a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 233a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < 10; i++) fieldTest(i); 234a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 235a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 236a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockrunTest(); 237