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  * NASHORN-251 : Global built-in constructor prototypes are destroyed by user assignments.
  26  *
  27  * @test
  28  * @run
  29  */
  30 
  31 // assign to global "Array"
  32 Array = 3;
  33 // we can create literal array
  34 x = [23, 33];
  35 if (x.join("-") !== '23-33') {
  36     fail("x.join('-') !== '23-33'");
  37 }
  38 
  39 try {
  40     new Array();
  41     fail("should have thrown TypeError for 'Array' constructor!");
  42 } catch (e) {
  43     if (! (e instanceof TypeError)) {
  44         fail("should have thrown TypeError, got " + e);
  45     }
  46 }
  47 
  48 // assign to global "RegExp"
  49 RegExp = true;
  50 // we can still create RegExp literal
  51 y = /foo/;
  52 if (! y.test("foo")) {
  53    fail("y.test('foo') is not true");
  54 }
  55 
  56 try {
  57     new RegExp();
  58     fail("should have thrown TypeError for 'RegExp' constructor!");
  59 } catch (e) {
  60     if (! (e instanceof TypeError)) {
  61         fail("should have thrown TypeError, got " + e);
  62     }
  63 }
  64 
  65 TypeError = "foo";
  66 try {
  67     var foo = 3;
  68     foo();
  69 } catch(e) {
  70     if (! (e instanceof Error)) {
  71         fail("Error subtype expected, got " + e);
  72     }
  73 
  74     if (e.name !== 'TypeError') {
  75         fail("e is not of type 'TypeError'");
  76     }
  77 }
  78 
  79 SyntaxError = 234;
  80 try {
  81     eval("344**++33");
  82 } catch(e) {
  83     if (! (e instanceof Error)) {
  84         fail("Error subtype expected, got " + e);
  85     }
  86 
  87     if (e.name !== 'SyntaxError') {
  88         fail("e is not of type 'SyntaxError'");
  89     }
  90 }
  91 
  92 ReferenceError = "foo";
  93 try {
  94     print(unknown);
  95 } catch(e) {
  96     if (! (e instanceof Error)) {
  97         fail("Error subtype expected, got " + e);
  98     }
  99 
 100     if (e.name !== 'ReferenceError') {
 101         fail("e is not of type 'ReferenceError'");
 102     }
 103 }