JezK
Edit File: literals.js
// Copyright 2009 the V8 project authors. All rights reserved. // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above // copyright notice, this list of conditions and the following // disclaimer in the documentation and/or other materials provided // with the distribution. // * Neither the name of Google Inc. nor the names of its // contributors may be used to endorse or promote products derived // from this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // Test simple literals. assertEquals(8, eval("8")); assertEquals(null, eval("null")); assertEquals("abc", eval("'abc'")); assertEquals(8, eval("6;'abc';8")); // Characters just outside the ranges of hex-escapes. // "/" comes just before "0". assertThrows('"\\x1/"'); assertThrows('"\\u111/"'); assertEquals("\\x1/", RegExp("\\x1/").source); assertEquals("\\u111/", RegExp("\\u111/").source); // ":" comes just after "9". assertThrows('"\\x1:"'); assertThrows('"\\u111:"'); assertEquals("\\x1:", /\x1:/.source); assertEquals("\\u111:", /\u111:/.source); // "`" comes just before "a". assertThrows('"\\x1`"'); assertThrows('"\\u111`"'); assertEquals("\\x1`", /\x1`/.source); assertEquals("\\u111`", /\u111`/.source); // "g" comes just before "f". assertThrows('"\\x1g"'); assertThrows('"\\u111g"'); assertEquals("\\x1g", /\x1g/.source); assertEquals("\\u111g", /\u111g/.source); // "@" comes just before "A". assertThrows('"\\x1@"'); assertThrows('"\\u111@"'); assertEquals("\\x1@", /\x1@/.source); assertEquals("\\u111@", /\u111@/.source); // "G" comes just after "F". assertThrows('"\\x1G"'); assertThrows('"\\u111G"'); assertEquals("\\x1G", /\x1G/.source); assertEquals("\\u111G", /\u111G/.source); // Test some materialized array literals. assertEquals([1,2,3,4], eval('[1,2,3,4]')); assertEquals([[1,2],3,4], eval('[[1,2],3,4]')); assertEquals([1,[2,3,4]], eval('[1,[2,3,4]]')); assertEquals([1,2,3,4], eval('var a=1, b=2; [a,b,3,4]')) assertEquals([1,2,3,4], eval('var a=1, b=2, c = [a,b,3,4]; c')); function double(x) { return x + x; } var s = 'var a = 1, b = 2; [double(a), double(b), double(3), double(4)]'; assertEquals([2,4,6,8], eval(s)); // Test array literals in effect context. assertEquals(17, eval('[1,2,3,4]; 17')); assertEquals(19, eval('var a=1, b=2; [a,b,3,4]; 19')); assertEquals(23, eval('var a=1, b=2; c=23; [a,b,3,4]; c')); // Test that literals work for non-smi indices. // Ensure hash-map collision if using value as hash. var o = {"2345678901" : 42, "2345678901" : 30};