js/tests/js1_7/geniter/sequential-yields.js

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* ***** BEGIN LICENSE BLOCK *****
   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   4  *
   5  * The contents of this file are subject to the Mozilla Public License Version
   6  * 1.1 (the "License"); you may not use this file except in compliance with
   7  * the License. You may obtain a copy of the License at
   8  * http://www.mozilla.org/MPL/
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  10  * Software distributed under the License is distributed on an "AS IS" basis,
  11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  12  * for the specific language governing rights and limitations under the
  13  * License.
  14  *
  15  * The Original Code is JavaScript Engine testing utilities.
  16  *
  17  * The Initial Developer of the Original Code is
  18  * Jeff Walden.
  19  * Portions created by the Initial Developer are Copyright (C) 2006
  20  * the Initial Developer. All Rights Reserved.
  21  *
  22  * Contributor(s):
  23  *
  24  * Alternatively, the contents of this file may be used under the terms of
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  26  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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  33  * the provisions above, a recipient may use your version of this file under
  34  * the terms of any one of the MPL, the GPL or the LGPL.
  35  *
  36  * ***** END LICENSE BLOCK ***** */
  37
  38 var gTestfile = 'sequential-yields.js';
  39 //-----------------------------------------------------------------------------
  40 var BUGNUMBER     = "(none)";
  41 var summary = "Sequential yields";
  42 var actual, expect;
  43
  44 printBugNumber(BUGNUMBER);
  45 printStatus(summary);
  46
  47 /**************
  48  * BEGIN TEST *
  49  **************/
  50
  51 function fib()
  52 {
  53   yield 0; // 0
  54   yield 1; // 1
  55   yield 1; // 2
  56   yield 2; // 3
  57   yield 3; // 4
  58   yield 5; // 5
  59   yield 8; // 6
  60 }
  61
  62 var failed = false;
  63 var it = fib();
  64
  65 try
  66 {
  67   if (it.next() != 0)
  68     throw "0 failed";
  69   if (it.next() != 1)
  70     throw "1 failed";
  71   if (it.next() != 1)
  72     throw "2 failed";
  73   if (it.next() != 2)
  74     throw "3 failed";
  75   if (it.next() != 3)
  76     throw "4 failed";
  77   if (it.next() != 5)
  78     throw "5 failed";
  79   if (it.next() != 8)
  80     throw "6 failed";
  81
  82   var stopPassed = false;
  83   try
  84   {
  85     it.next();
  86   }
  87   catch (e)
  88   {
  89     if (e === StopIteration)
  90       stopPassed = true;
  91   }
  92   if (!stopPassed)
  93     throw "missing or incorrect StopIteration";
  94 }
  95 catch (e)
  96 {
  97   failed = e;
  98 }
  99
 100
 101
 102 expect = false;
 103 actual = failed;
 104
 105 reportCompare(expect, actual, summary);