tests/mozilla/ecma/Date/15.9.1.1-1.js

   1 /* The contents of this file are subject to the Netscape Public
   2  * License Version 1.1 (the "License"); you may not use this file
   3  * except in compliance with the License. You may obtain a copy of
   4  * the License at http://www.mozilla.org/NPL/
   5  *
   6  * Software distributed under the License is distributed on an "AS
   7  * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
   8  * implied. See the License for the specific language governing
   9  * rights and limitations under the License.
  10  *
  11  * The Original Code is Mozilla Communicator client code, released March
  12  * 31, 1998.
  13  *
  14  * The Initial Developer of the Original Code is Netscape Communications
  15  * Corporation. Portions created by Netscape are
  16  * Copyright (C) 1998 Netscape Communications Corporation. All
  17  * Rights Reserved.
  18  *
  19  * Contributor(s):
  20  *
  21  */
  22 /**
  23     File Name:          15.9.1.1-1.js
  24     ECMA Section:       15.9.1.1 Time Range
  25     Description:
  26                             - leap seconds are ignored
  27                             - assume 86400000 ms / day
  28                             - numbers range fom +/- 9,007,199,254,740,991
  29                             - ms precision for any instant that is within
  30                               approximately +/-285,616 years from 1 jan 1970
  31                               UTC
  32                             - range of times supported is -100,000,000 days
  33                               to 100,000,000 days from 1 jan 1970 12:00 am
  34                             - time supported is 8.64e5*10e8 milliseconds from
  35                               1 jan 1970 UTC  (+/-273972.6027397 years)
  36
  37                         -   this test generates its own data -- it does not
  38                             read data from a file.
  39     Author:             christine@netscape.com
  40     Date:               7 july 1997
  41
  42     Static variables:
  43         FOUR_HUNDRED_YEARS
  44
  45 */
  46
  47 function test() {
  48     writeHeaderToLog("15.8.1.1 Time Range");
  49
  50     for (  M_SECS = 0, CURRENT_YEAR = 1970;
  51                  M_SECS < 8640000000000000;
  52                 tc++,   M_SECS += FOUR_HUNDRED_YEARS, CURRENT_YEAR += 400 ) {
  53
  54         testcases[tc] = new TestCase( SECTION,   "new Date("+M_SECS+")", CURRENT_YEAR, (new Date( M_SECS)).getUTCFullYear() );
  55
  56         testcases[tc].passed =  writeTestCaseResult(
  57                                 testcases[tc].expect,
  58                                 testcases[tc].actual,
  59                                 testcases[tc].description +" = "+
  60                                 testcases[tc].actual );
  61
  62         if ( ! testcases[tc].passed ) {
  63             testcases[tc].reason = "wrong year value";
  64         }
  65     }
  66
  67     stopTest();
  68
  69     return ( testcases );
  70 }
  71
  72 //  every one hundred years contains:
  73 //    24 years with 366 days
  74 //
  75 //  every four hundred years contains:
  76 //    97 years with 366 days
  77 //   303 years with 365 days
  78 //
  79 //   86400000*365*97    =    3067372800000
  80 //  +86400000*366*303   =  + 9555408000000
  81 //                      =    1.26227808e+13
  82     var FOUR_HUNDRED_YEARS = 1.26227808e+13;
  83     var SECTION         =  "15.9.1.1-1";
  84     var tc              = 0;
  85     var testcases       = new Array();
  86
  87     test();