literals.js revision 1e0659c275bb392c045087af4f6b0d7565cb3d77
1// Copyright 2009 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 simple literals. 29assertEquals(8, eval("8")); 30 31assertEquals(null, eval("null")); 32 33assertEquals("abc", eval("'abc'")); 34 35assertEquals(8, eval("6;'abc';8")); 36 37// Characters just outside the ranges of hex-escapes. 38// "/" comes just before "0". 39assertEquals("x1/", "\x1/"); 40assertEquals("u111/", "\u111/"); 41assertEquals("\\x1/", RegExp("\\x1/").source); 42assertEquals("\\u111/", RegExp("\\u111/").source); 43 44// ":" comes just after "9". 45assertEquals("x1:", "\x1:"); 46assertEquals("u111:", "\u111:"); 47assertEquals("\\x1:", /\x1:/.source); 48assertEquals("\\u111:", /\u111:/.source); 49 50// "`" comes just before "a". 51assertEquals("x1`", "\x1`"); 52assertEquals("u111`", "\u111`"); 53assertEquals("\\x1`", /\x1`/.source); 54assertEquals("\\u111`", /\u111`/.source); 55 56// "g" comes just before "f". 57assertEquals("x1g", "\x1g"); 58assertEquals("u111g", "\u111g"); 59assertEquals("\\x1g", /\x1g/.source); 60assertEquals("\\u111g", /\u111g/.source); 61 62// "@" comes just before "A". 63assertEquals("x1@", "\x1@"); 64assertEquals("u111@", "\u111@"); 65assertEquals("\\x1@", /\x1@/.source); 66assertEquals("\\u111@", /\u111@/.source); 67 68// "G" comes just after "F". 69assertEquals("x1G", "\x1G"); 70assertEquals("u111G", "\u111G"); 71assertEquals("\\x1G", /\x1G/.source); 72assertEquals("\\u111G", /\u111G/.source); 73 74// Test some materialized array literals. 75assertEquals([1,2,3,4], eval('[1,2,3,4]')); 76assertEquals([[1,2],3,4], eval('[[1,2],3,4]')); 77assertEquals([1,[2,3,4]], eval('[1,[2,3,4]]')); 78 79assertEquals([1,2,3,4], eval('var a=1, b=2; [a,b,3,4]')) 80assertEquals([1,2,3,4], eval('var a=1, b=2, c = [a,b,3,4]; c')); 81 82function double(x) { return x + x; } 83var s = 'var a = 1, b = 2; [double(a), double(b), double(3), double(4)]'; 84assertEquals([2,4,6,8], eval(s)); 85 86// Test array literals in effect context. 87assertEquals(17, eval('[1,2,3,4]; 17')); 88assertEquals(19, eval('var a=1, b=2; [a,b,3,4]; 19')); 89assertEquals(23, eval('var a=1, b=2; c=23; [a,b,3,4]; c')); 90 91// Test that literals work for non-smi indices. 92// Ensure hash-map collision if using value as hash. 93var o = {"2345678901" : 42, "2345678901" : 30}; 94