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 array join calls toString on subarrays. 29a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar a = [[1,2],3,4,[5,6]]; 30e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('1,2345,6', a.join('')); 31a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('1,2*3*4*5,6', a.join('*')); 32e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('1,2**3**4**5,6', a.join('**')); 33e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('1,2****3****4****5,6', a.join('****')); 34e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('1,2********3********4********5,6', a.join('********')); 35e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('1,2**********3**********4**********5,6', a.join('**********')); 36a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 37a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Create a cycle. 38a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blocka.push(a); 39e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('1,2345,6', a.join('')); 40a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('1,2*3*4*5,6*', a.join('*')); 41e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('1,2**3**4**5,6**', a.join('**')); 42e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('1,2****3****4****5,6****', a.join('****')); 43e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('1,2********3********4********5,6********', a.join('********')); 44e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('1,2**********3**********4**********5,6**********', a.join('**********')); 45a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 46a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Replace array.prototype.toString. 47a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockArray.prototype.toString = function() { return "array"; } 48e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('array34arrayarray', a.join('')); 49a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('array*3*4*array*array', a.join('*')); 50e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('array**3**4**array**array', a.join('**')); 51e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('array****3****4****array****array', a.join('****')); 52e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('array********3********4********array********array', a.join('********')); 53e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('array**********3**********4**********array**********array', a.join('**********')); 54a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 55a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockArray.prototype.toString = function() { throw 42; } 56e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertThrows("a.join('')"); 57a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertThrows("a.join('*')"); 58e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertThrows("a.join('**')"); 59e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertThrows("a.join('****')"); 60e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertThrows("a.join('********')"); 61e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertThrows("a.join('**********')"); 62a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 63a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockArray.prototype.toString = function() { return "array"; } 64e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('array34arrayarray', a.join('')); 65a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('array*3*4*array*array', a.join('*')); 66e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('array**3**4**array**array', a.join('**')); 67e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('array****3****4****array****array', a.join('****')); 68e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('array********3********4********array********array', a.join('********')); 69e0cee9b3ed82e2391fd85d118aeaa4ea361c687dBen MurdochassertEquals('array**********3**********4**********array**********array', a.join('**********')); 70a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 71