1 /*
   2  * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /**
  25  * JDK-8011365: Array.prototype.join and Array.prototype.toString do not throw TypeError on null, undefined
  26  *
  27  * @test
  28  * @run
  29  */
  30 
  31 try {
  32     Array.prototype.join.call(null, { toString:function() { throw 2 } });
  33     fail("should have thrown TypeError");
  34 } catch (e) {
  35     if (! (e instanceof TypeError)) {
  36         fail("TypeError expected, got " + e);
  37     }
  38 }
  39 
  40 // check all Array.prototype functions to be sure
  41 var names = Object.getOwnPropertyNames(Array.prototype);
  42 
  43 for (var n in names) {
  44     var funcName = names[n];
  45     // ignore constructor
  46     if (funcName == "constructor") {
  47         continue;
  48     }
  49 
  50     var prop = Array.prototype[funcName];
  51     if (prop instanceof Function) {
  52         // try 'null' this
  53         try {
  54             prop.call(null);
  55             fail(funcName + " does not throw TypeError on 'null' this");
  56         } catch (e) {
  57             if (! (e instanceof TypeError)) {
  58                 fail("TypeError expected from " + funcName + ", got " + e);
  59             }
  60         }
  61 
  62         // try 'undefined' this
  63         try {
  64             prop.call(undefined);
  65             fail(funcName + " does not throw TypeError on 'undefined' this");
  66         } catch (e) {
  67             if (! (e instanceof TypeError)) {
  68                 fail("TypeError expected from " + funcName + ", got " + e);
  69             }
  70         }
  71     }
  72 }