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-494 :  in strict mode \0 is not allowed as escape sequence
  26  *
  27  * @test
  28  * @run
  29  */
  30 
  31 'use strict';
  32 
  33 function expectNoError(str) {
  34     try {
  35         eval(str);
  36     } catch (e) {
  37         fail("failed", e);
  38     }
  39 }
  40 
  41 function expectError(str) {
  42     try {
  43         eval(str);
  44         fail("should have thrown SyntaxError for : " + str);
  45     } catch (e) {
  46         if (! (e instanceof SyntaxError)) {
  47             fail("expected SyntaxError, got " + e);
  48         }
  49     }
  50 }
  51 
  52 expectNoError("var x = '\\0'");
  53 expectNoError("var x = '\\0xyz'");
  54 expectError("var x = '\\01'");
  55 expectError("var x = '\\08'");
  56 expectError("var x = '\\7'");
  57 expectError("var x = '\\563'");