tests/mozilla/ecma_3/Statements/switch-001.js

   1 /*
   2 * The contents of this file are subject to the Netscape Public
   3 * License Version 1.1 (the "License"); you may not use this file
   4 * except in compliance with the License. You may obtain a copy of
   5 * the License at http://www.mozilla.org/NPL/
   6 *
   7 * Software distributed under the License is distributed on an "AS IS"
   8 * basis, WITHOUT WARRANTY OF ANY KIND, either expressed
   9 * or implied. See the License for the specific language governing
  10 * rights and limitations under the License.
  11 *
  12 * The Original Code is mozilla.org code.
  13 *
  14 * The Initial Developer of the Original Code is Netscape
  15 * Communications Corporation.  Portions created by Netscape are
  16 * Copyright (C) 1998 Netscape Communications Corporation. All
  17 * Rights Reserved.
  18 *
  19 * Contributor(s): pschwartau@netscape.com
  20 * Date: 07 May 2001
  21 *
  22 * SUMMARY: Testing the switch statement
  23 *
  24 * See ECMA3  Section 12.11,  "The switch Statement"
  25 */
  26 //-------------------------------------------------------------------------------------------------
  27 var UBound = 0;
  28 var bug = '(none)';
  29 var summary = 'Testing the switch statement';
  30 var cnMatch = 'Match';
  31 var cnNoMatch = 'NoMatch';
  32 var status = '';
  33 var statusitems = [ ];
  34 var actual = '';
  35 var actualvalues = [ ];
  36 var expect= '';
  37 var expectedvalues = [ ];
  38
  39
  40 status = 'Section A of test';
  41 actual = match(17, f(fInverse(17)), f, fInverse);
  42 expect = cnMatch;
  43 addThis();
  44
  45 status = 'Section B of test';
  46 actual = match(17, 18, f, fInverse);
  47 expect = cnNoMatch;
  48 addThis();
  49
  50 status = 'Section C of test';
  51 actual = match(1, 1, Math.exp, Math.log);
  52 expect = cnMatch;
  53 addThis();
  54
  55 status = 'Section D of test';
  56 actual = match(1, 2, Math.exp, Math.log);
  57 expect = cnNoMatch;
  58 addThis();
  59
  60 status = 'Section E of test';
  61 actual = match(1, 1, Math.sin, Math.cos);
  62 expect = cnNoMatch;
  63 addThis();
  64
  65
  66
  67 //---------------------------------------------------------------------------------
  68 test();
  69 //---------------------------------------------------------------------------------
  70
  71
  72
  73 /*
  74  * If F,G are inverse functions and x==y, this should return cnMatch -
  75  */
  76 function match(x, y, F, G)
  77 {
  78   switch (x)
  79   {
  80     case F(G(y)):
  81       return cnMatch;
  82
  83     default:
  84       return cnNoMatch;
  85   }
  86 }
  87
  88
  89 function addThis()
  90 {
  91   statusitems[UBound] = status;
  92   actualvalues[UBound] = actual;
  93   expectedvalues[UBound] = expect;
  94   UBound++;
  95 }
  96
  97
  98 function test()
  99 {
 100   enterFunc ('test');
 101   printBugNumber (bug);
 102   printStatus (summary);
 103
 104   for (var i = 0; i < UBound; i++)
 105   {
 106     reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]);
 107   }
 108
 109   exitFunc ('test');
 110 }
 111
 112
 113 function f(m)
 114 {
 115   return 2*(m+1);
 116 }
 117
 118
 119 function fInverse(n)
 120 {
 121   return (n-2)/2;
 122 }