auto_tests/tests/date_formats.js

   1 /**
   2  * @fileoverview Tests that various formats of date are understood by dygraphs.
   3  *
   4  * @author dan@dygraphs.com (Dan Vanderkam)
   5  */
   6 var dateFormatsTestCase = TestCase("date-formats");
   7
   8 dateFormatsTestCase.prototype.setUp = function() {
   9 };
  10
  11 dateFormatsTestCase.prototype.tearDown = function() {
  12 };
  13
  14 dateFormatsTestCase.prototype.testISO8601 = function() {
  15   // Format: YYYY-MM-DDTHH:MM:SS.ddddddZ
  16   // The "Z" indicates UTC, so this test should pass regardless of the time
  17   // zone of the machine on which it is run.
  18
  19   // Firefox <4 does not support this format:
  20   // https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Date/parse
  21   if (navigator.userAgent.indexOf("Firefox/3.5") == -1) {
  22     assertEquals(946816496789, Dygraph.dateParser("2000-01-02T12:34:56.789012Z"));
  23   }
  24 };
  25
  26 dateFormatsTestCase.prototype.testHyphenatedDate = function() {
  27   // Format: YYYY-MM-DD HH:MM
  28
  29   // Midnight February 2, 2000, UTC
  30   var d = new Date(Date.UTC(2000, 1, 2));
  31
  32   // Convert to a string in the local time zone: YYYY-DD-MM HH:MM
  33   var zp = function(x) { return x < 10 ? '0' + x : x; };
  34   var str = d.getFullYear() + '-' +
  35             zp(1 + d.getMonth()) + '-' +
  36             zp(d.getDate()) + ' ' +
  37             zp(d.getHours()) + ':' +
  38             zp(d.getMinutes());
  39   assertEquals(Date.UTC(2000, 1, 2), Dygraph.dateParser(str));
  40 };