Subversion Repositories Applications.papyrus

if(!dojo._hasResource["tests.date"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["tests.date"] = true;
dojo.provide("tests.date");

dojo.require("dojo.date");

tests.register("tests.date.util", 
        [

/* Informational Functions
 **************************/

function test_date_getDaysInMonth(t){
        // months other than February
        t.is(31, dojo.date.getDaysInMonth(new Date(2006,0,1)));
        t.is(31, dojo.date.getDaysInMonth(new Date(2006,2,1)));
        t.is(30, dojo.date.getDaysInMonth(new Date(2006,3,1)));
        t.is(31, dojo.date.getDaysInMonth(new Date(2006,4,1)));
        t.is(30, dojo.date.getDaysInMonth(new Date(2006,5,1)));
        t.is(31, dojo.date.getDaysInMonth(new Date(2006,6,1)));
        t.is(31, dojo.date.getDaysInMonth(new Date(2006,7,1)));
        t.is(30, dojo.date.getDaysInMonth(new Date(2006,8,1)));
        t.is(31, dojo.date.getDaysInMonth(new Date(2006,9,1)));
        t.is(30, dojo.date.getDaysInMonth(new Date(2006,10,1)));
        t.is(31, dojo.date.getDaysInMonth(new Date(2006,11,1)));

        // Februarys
        t.is(28, dojo.date.getDaysInMonth(new Date(2006,1,1)));
        t.is(29, dojo.date.getDaysInMonth(new Date(2004,1,1)));
        t.is(29, dojo.date.getDaysInMonth(new Date(2000,1,1)));
        t.is(28, dojo.date.getDaysInMonth(new Date(1900,1,1)));
        t.is(28, dojo.date.getDaysInMonth(new Date(1800,1,1)));
        t.is(28, dojo.date.getDaysInMonth(new Date(1700,1,1)));
        t.is(29, dojo.date.getDaysInMonth(new Date(1600,1,1)));
},

function test_date_isLeapYear(t){
        t.f(dojo.date.isLeapYear(new Date(2006,0,1)));
        t.t(dojo.date.isLeapYear(new Date(2004,0,1)));
        t.t(dojo.date.isLeapYear(new Date(2000,0,1)));
        t.f(dojo.date.isLeapYear(new Date(1900,0,1)));
        t.f(dojo.date.isLeapYear(new Date(1800,0,1)));
        t.f(dojo.date.isLeapYear(new Date(1700,0,1)));
        t.t(dojo.date.isLeapYear(new Date(1600,0,1)));
},

// The getTimezone function pulls from either the date's toString or
// toLocaleString method -- it's really just a string-processing
// function (assuming the Date obj passed in supporting both toString 
// and toLocaleString) and as such can be tested for multiple browsers
// by manually settting up fake Date objects with the actual strings
// produced by various browser/OS combinations.
// FIXME: the function and tests are not localized.
function test_date_getTimezoneName(t){
        
        // Create a fake Date object with toString and toLocaleString
        // results manually set to simulate tests for multiple browsers
        function fakeDate(str, strLocale){
                this.str = str || '';
                this.strLocale = strLocale || '';
                this.toString = function() {
                        return this.str;
                };
                this.toLocaleString = function(){
                        return this.strLocale;
                };
        }
        var dt = new fakeDate();
        
        // FF 1.5 Ubuntu Linux (Breezy)
        dt.str = 'Sun Sep 17 2006 22:25:51 GMT-0500 (CDT)';
        dt.strLocale = 'Sun 17 Sep 2006 10:25:51 PM CDT';
        t.is('CDT', dojo.date.getTimezoneName(dt));

        // Safari 2.0 Mac OS X 10.4
        dt.str = 'Sun Sep 17 2006 22:55:01 GMT-0500';
        dt.strLocale = 'September 17, 2006 10:55:01 PM CDT';
        t.is('CDT', dojo.date.getTimezoneName(dt));

        // FF 1.5 Mac OS X 10.4
        dt.str = 'Sun Sep 17 2006 22:57:18 GMT-0500 (CDT)';
        dt.strLocale = 'Sun Sep 17 22:57:18 2006';
        t.is('CDT', dojo.date.getTimezoneName(dt));

        // Opera 9 Mac OS X 10.4 -- no TZ data expect empty string return
        dt.str = 'Sun, 17 Sep 2006 22:58:06 GMT-0500';
        dt.strLocale = 'Sunday September 17, 22:58:06 GMT-0500 2006';
        t.is('', dojo.date.getTimezoneName(dt));
        
        // IE 6 Windows XP
        dt.str = 'Mon Sep 18 11:21:07 CDT 2006';
        dt.strLocale = 'Monday, September 18, 2006 11:21:07 AM';
        t.is('CDT', dojo.date.getTimezoneName(dt));

        // Opera 9 Ubuntu Linux (Breezy) -- no TZ data expect empty string return 
        dt.str = 'Mon, 18 Sep 2006 13:30:32 GMT-0500';
        dt.strLocale = 'Monday September 18, 13:30:32 GMT-0500 2006';
        t.is('', dojo.date.getTimezoneName(dt));
        
        // IE 5.5 Windows 2000
        dt.str = 'Mon Sep 18 13:49:22 CDT 2006';
        dt.strLocale = 'Monday, September 18, 2006 1:49:22 PM';
        t.is('CDT', dojo.date.getTimezoneName(dt));
}
        ]
);

tests.register("tests.date.math", 
        [
function test_date_compare(t){
        var d1=new Date();
        d1.setHours(0);
        var d2=new Date();
        d2.setFullYear(2005);
        d2.setHours(12);
        t.is(0, dojo.date.compare(d1, d1));
        t.is(1, dojo.date.compare(d1, d2, "date"));
        t.is(-1, dojo.date.compare(d2, d1, "date"));
        t.is(-1, dojo.date.compare(d1, d2, "time"));
        t.is(1, dojo.date.compare(d1, d2, "datetime"));
},
function test_date_add(t){
        var interv = ''; // Interval (e.g., year, month)
        var dtA = null; // Date to increment
        var dtB = null; // Expected result date
        
        interv = "year";
        dtA = new Date(2005, 11, 27);
        dtB = new Date(2006, 11, 27);
        t.is(dtB, dojo.date.add(dtA, interv, 1));
        
        dtA = new Date(2005, 11, 27);
        dtB = new Date(2004, 11, 27);
        t.is(dtB, dojo.date.add(dtA, interv, -1));
        
        dtA = new Date(2000, 1, 29);
        dtB = new Date(2001, 1, 28);
        t.is(dtB, dojo.date.add(dtA, interv, 1));
        
        dtA = new Date(2000, 1, 29);
        dtB = new Date(2005, 1, 28);
        t.is(dtB, dojo.date.add(dtA, interv, 5));
        
        dtA = new Date(1900, 11, 31);
        dtB = new Date(1930, 11, 31);
        t.is(dtB, dojo.date.add(dtA, interv, 30));
        
        dtA = new Date(1995, 11, 31);
        dtB = new Date(2030, 11, 31);
        t.is(dtB, dojo.date.add(dtA, interv, 35));

        interv = "quarter";
        dtA = new Date(2000, 0, 1);
        dtB = new Date(2000, 3, 1);
        t.is(dtB, dojo.date.add(dtA, interv, 1));
        
        dtA = new Date(2000, 1, 29);
        dtB = new Date(2000, 7, 29);
        t.is(dtB, dojo.date.add(dtA, interv, 2));
        
        dtA = new Date(2000, 1, 29);
        dtB = new Date(2001, 1, 28);
        t.is(dtB, dojo.date.add(dtA, interv, 4));
        
        interv = "month";
        dtA = new Date(2000, 0, 1);
        dtB = new Date(2000, 1, 1);
        t.is(dtB, dojo.date.add(dtA, interv, 1));
        
        dtA = new Date(2000, 0, 31);
        dtB = new Date(2000, 1, 29);
        t.is(dtB, dojo.date.add(dtA, interv, 1));
        
        dtA = new Date(2000, 1, 29);
        dtB = new Date(2001, 1, 28);
        t.is(dtB, dojo.date.add(dtA, interv, 12));
        
        interv = "week";
        dtA = new Date(2000, 0, 1);
        dtB = new Date(2000, 0, 8);
        t.is(dtB, dojo.date.add(dtA, interv, 1));

        var interv = "day";
        dtA = new Date(2000, 0, 1);
        dtB = new Date(2000, 0, 2);
        t.is(dtB, dojo.date.add(dtA, interv, 1));
        
        dtA = new Date(2001, 0, 1);
        dtB = new Date(2002, 0, 1);
        t.is(dtB, dojo.date.add(dtA, interv, 365));
        
        dtA = new Date(2000, 0, 1);
        dtB = new Date(2001, 0, 1);
        t.is(dtB, dojo.date.add(dtA, interv, 366));
        
        dtA = new Date(2000, 1, 28);
        dtB = new Date(2000, 1, 29);
        t.is(dtB, dojo.date.add(dtA, interv, 1));
        
        dtA = new Date(2001, 1, 28);
        dtB = new Date(2001, 2, 1);
        t.is(dtB, dojo.date.add(dtA, interv, 1));
        
        dtA = new Date(2000, 2, 1);
        dtB = new Date(2000, 1, 29);
        t.is(dtB, dojo.date.add(dtA, interv, -1));
        
        dtA = new Date(2001, 2, 1);
        dtB = new Date(2001, 1, 28);
        t.is(dtB, dojo.date.add(dtA, interv, -1));
        
        dtA = new Date(2000, 0, 1);
        dtB = new Date(1999, 11, 31);
        t.is(dtB, dojo.date.add(dtA, interv, -1));
        
        interv = "weekday";
        // Sat, Jan 1
        dtA = new Date(2000, 0, 1);
        // Should be Mon, Jan 3
        dtB = new Date(2000, 0, 3);
        t.is(dtB, dojo.date.add(dtA, interv, 1));
        
        // Sun, Jan 2
        dtA = new Date(2000, 0, 2);
        // Should be Mon, Jan 3
        dtB = new Date(2000, 0, 3);
        t.is(dtB, dojo.date.add(dtA, interv, 1));
        
        // Sun, Jan 2
        dtA = new Date(2000, 0, 2);
        // Should be Fri, Jan 7
        dtB = new Date(2000, 0, 7);
        t.is(dtB, dojo.date.add(dtA, interv, 5));
        
        // Sun, Jan 2
        dtA = new Date(2000, 0, 2);
        // Should be Mon, Jan 10
        dtB = new Date(2000, 0, 10);
        t.is(dtB, dojo.date.add(dtA, interv, 6));
        
        // Mon, Jan 3
        dtA = new Date(2000, 0, 3);
        // Should be Mon, Jan 17
        dtB = new Date(2000, 0, 17);
        t.is(dtB, dojo.date.add(dtA, interv, 10));
        
        // Sat, Jan 8
        dtA = new Date(2000, 0, 8);
        // Should be Mon, Jan 3
        dtB = new Date(2000, 0, 3);
        t.is(dtB, dojo.date.add(dtA, interv, -5));
        
        // Sun, Jan 9
        dtA = new Date(2000, 0, 9);
        // Should be Wed, Jan 5
        dtB = new Date(2000, 0, 5);
        t.is(dtB, dojo.date.add(dtA, interv, -3));
        
        // Sun, Jan 23
        dtA = new Date(2000, 0, 23);
        // Should be Fri, Jan 7
        dtB = new Date(2000, 0, 7);
        t.is(dtB, dojo.date.add(dtA, interv, -11));
        
        interv = "hour";
        dtA = new Date(2000, 0, 1, 11);
        dtB = new Date(2000, 0, 1, 12);
        t.is(dtB, dojo.date.add(dtA, interv, 1));

        dtA = new Date(2001, 9, 28, 0);
        dtB = new Date(2001, 9, 28, 1);
        t.is(dtB, dojo.date.add(dtA, interv, 1));

        dtA = new Date(2001, 9, 28, 23);
        dtB = new Date(2001, 9, 29, 0);
        t.is(dtB, dojo.date.add(dtA, interv, 1));

        dtA = new Date(2001, 11, 31, 23);
        dtB = new Date(2002, 0, 1, 0);
        t.is(dtB, dojo.date.add(dtA, interv, 1));

        interv = "minute";
        dtA = new Date(2000, 11, 31, 23, 59);
        dtB = new Date(2001, 0, 1, 0, 0);
        t.is(dtB, dojo.date.add(dtA, interv, 1));

        dtA = new Date(2000, 11, 27, 12, 02);
        dtB = new Date(2000, 11, 27, 13, 02);
        t.is(dtB, dojo.date.add(dtA, interv, 60));
        
        interv = "second";
        dtA = new Date(2000, 11, 31, 23, 59, 59);
        dtB = new Date(2001, 0, 1, 0, 0, 0);
        t.is(dtB, dojo.date.add(dtA, interv, 1));

        dtA = new Date(2000, 11, 27, 8, 10, 59);
        dtB = new Date(2000, 11, 27, 8, 11, 59);
        t.is(dtB, dojo.date.add(dtA, interv, 60));
        
        // Test environment JS Date doesn't support millisec?
        //interv = "millisecond";
        //
        //dtA = new Date(2000, 11, 31, 23, 59, 59, 999);
        //dtB = new Date(2001, 0, 1, 0, 0, 0, 0);
        //t.is(dtB, dojo.date.add(dtA, interv, 1));
        //
        //dtA = new Date(2000, 11, 27, 8, 10, 53, 2);
        //dtB = new Date(2000, 11, 27, 8, 10, 54, 2);
        //t.is(dtB, dojo.date.add(dtA, interv, 1000));
},
function test_date_diff(t){
        var dtA = null; // First date to compare
        var dtB = null; // Second date to compare
        var interv = ''; // Interval to compare on (e.g., year, month)
        
        interv = "year";
        dtA = new Date(2005, 11, 27);
        dtB = new Date(2006, 11, 27);
        t.is(1, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2000, 11, 31);
        dtB = new Date(2001, 0, 1);
        t.is(1, dojo.date.difference(dtA, dtB, interv));
        
        interv = "quarter";
        dtA = new Date(2000, 1, 29);
        dtB = new Date(2001, 2, 1);
        t.is(4, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2000, 11, 1);
        dtB = new Date(2001, 0, 1);
        t.is(1, dojo.date.difference(dtA, dtB, interv));
        
        interv = "month";
        dtA = new Date(2000, 1, 29);
        dtB = new Date(2001, 2, 1);
        t.is(13, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2000, 11, 1);
        dtB = new Date(2001, 0, 1);
        t.is(1, dojo.date.difference(dtA, dtB, interv));
        
        interv = "week";
        dtA = new Date(2000, 1, 1);
        dtB = new Date(2000, 1, 8);
        t.is(1, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2000, 1, 28);
        dtB = new Date(2000, 2, 6);
        t.is(1, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2000, 2, 6);
        dtB = new Date(2000, 1, 28);
        t.is(-1, dojo.date.difference(dtA, dtB, interv));
        
        interv = "day";
        dtA = new Date(2000, 1, 29);
        dtB = new Date(2000, 2, 1);
        t.is(1, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2000, 11, 31);
        dtB = new Date(2001, 0, 1);
        t.is(1, dojo.date.difference(dtA, dtB, interv));
        
        // DST leap -- check for rounding err
        // This is dependent on US calendar, but
        // shouldn't break in other locales
        dtA = new Date(2005, 3, 3);
        dtB = new Date(2005, 3, 4);
        t.is(1, dojo.date.difference(dtA, dtB, interv));
        
        interv = "weekday";
        dtA = new Date(2006, 7, 3);
        dtB = new Date(2006, 7, 11);
        t.is(6, dojo.date.difference(dtA, dtB, interv));
        
        // Positive diffs
        dtA = new Date(2006, 7, 4);
        dtB = new Date(2006, 7, 11);
        t.is(5, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 7, 5);
        dtB = new Date(2006, 7, 11);
        t.is(5, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 7, 6);
        dtB = new Date(2006, 7, 11);
        t.is(5, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 7, 7);
        dtB = new Date(2006, 7, 11);
        t.is(4, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 7, 7);
        dtB = new Date(2006, 7, 13);
        t.is(4, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 7, 7);
        dtB = new Date(2006, 7, 14);
        t.is(5, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 7, 7);
        dtB = new Date(2006, 7, 15);
        t.is(6, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 7, 7);
        dtB = new Date(2006, 7, 28);
        t.is(15, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 2, 2);
        dtB = new Date(2006, 2, 28);
        t.is(18, dojo.date.difference(dtA, dtB, interv));
        
        // Negative diffs
        dtA = new Date(2006, 7, 11);
        dtB = new Date(2006, 7, 4);
        t.is(-5, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 7, 11);
        dtB = new Date(2006, 7, 5);
        t.is(-4, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 7, 11);
        dtB = new Date(2006, 7, 6);
        t.is(-4, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 7, 11);
        dtB = new Date(2006, 7, 7);
        t.is(-4, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 7, 13);
        dtB = new Date(2006, 7, 7);
        t.is(-5, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 7, 14);
        dtB = new Date(2006, 7, 7);
        t.is(-5, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 7, 15);
        dtB = new Date(2006, 7, 7);
        t.is(-6, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 7, 28);
        dtB = new Date(2006, 7, 7);
        t.is(-15, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2006, 2, 28);
        dtB = new Date(2006, 2, 2);
        t.is(-18, dojo.date.difference(dtA, dtB, interv));

        // Two days on the same weekend -- no weekday diff
        dtA = new Date(2006, 7, 5);
        dtB = new Date(2006, 7, 6);
        t.is(0, dojo.date.difference(dtA, dtB, interv));
        
        interv = "hour";
        dtA = new Date(2000, 11, 31, 23);
        dtB = new Date(2001, 0, 1, 0);
        t.is(1, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2000, 11, 31, 12);
        dtB = new Date(2001, 0, 1, 0);
        t.is(12, dojo.date.difference(dtA, dtB, interv));
        
        interv = "minute";
        dtA = new Date(2000, 11, 31, 23, 59);
        dtB = new Date(2001, 0, 1, 0, 0);
        t.is(1, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2000, 1, 28, 23, 59);
        dtB = new Date(2000, 1, 29, 0, 0);
        t.is(1, dojo.date.difference(dtA, dtB, interv));
        
        interv = "second";
        dtA = new Date(2000, 11, 31, 23, 59, 59);
        dtB = new Date(2001, 0, 1, 0, 0, 0);
        t.is(1, dojo.date.difference(dtA, dtB, interv));
        
        interv = "millisecond";
        dtA = new Date(2000, 11, 31, 23, 59, 59, 999);
        dtB = new Date(2001, 0, 1, 0, 0, 0, 0);
        t.is(1, dojo.date.difference(dtA, dtB, interv));
        
        dtA = new Date(2000, 11, 31, 23, 59, 59, 0);
        dtB = new Date(2001, 0, 1, 0, 0, 0, 0);
        t.is(1000, dojo.date.difference(dtA, dtB, interv));
},
function test_date_add_diff_year(t){
        var interv = ''; // Interval (e.g., year, month)
        var dtA = null; // Date to increment
        var dtB = null; // Expected result date
        
        interv = "year";
        dtA = new Date(2005, 11, 27);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);
        
        dtA = new Date(2005, 11, 27);
        dtB = dojo.date.add(dtA, interv, -1);
        t.is(dojo.date.difference(dtA, dtB, interv), -1);
        
        dtA = new Date(2000, 1, 29);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);
        
        dtA = new Date(2000, 1, 29);
        dtB = dojo.date.add(dtA, interv, 5);
        t.is(dojo.date.difference(dtA, dtB, interv), 5);
        
        dtA = new Date(1900, 11, 31);
        dtB = dojo.date.add(dtA, interv, 30);
        t.is(dojo.date.difference(dtA, dtB, interv), 30);
        
        dtA = new Date(1995, 11, 31);
        dtB = dojo.date.add(dtA, interv, 35);
        t.is(dojo.date.difference(dtA, dtB, interv), 35);
},
function test_date_add_diff_quarter(t){
        var interv = ''; // Interval (e.g., year, month)
        var dtA = null; // Date to increment
        var dtB = null; // Expected result date
        interv = "quarter";
        dtA = new Date(2000, 0, 1);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);
        
        dtA = new Date(2000, 1, 29);
        dtB = dojo.date.add(dtA, interv, 2);
        t.is(dojo.date.difference(dtA, dtB, interv), 2);
        
        dtA = new Date(2000, 1, 29);
        dtB = dojo.date.add(dtA, interv, 4);
        t.is(dojo.date.difference(dtA, dtB, interv), 4);
},
function test_date_add_diff_month(t){
        var interv = ''; // Interval (e.g., year, month)
        var dtA = null; // Date to increment
        var dtB = null; // Expected result date
        interv = "month";
        dtA = new Date(2000, 0, 1);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);
        
        dtA = new Date(2000, 0, 31);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);
        
        dtA = new Date(2000, 1, 29);
        dtB = dojo.date.add(dtA, interv, 12);
        t.is(dojo.date.difference(dtA, dtB, interv), 12);
},
function test_date_add_diff_week(t){
        var interv = ''; // Interval (e.g., year, month)
        var dtA = null; // Date to increment
        var dtB = null; // Expected result date
        interv = "week";
        dtA = new Date(2000, 0, 1);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);
},
function test_date_add_diff_day(t){
        var interv = ''; // Interval (e.g., year, month)
        var dtA = null; // Date to increment
        var dtB = null; // Expected result date
        var interv = "day";
        dtA = new Date(2000, 0, 1);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);
        
        dtA = new Date(2001, 0, 1);
        dtB = dojo.date.add(dtA, interv, 365);
        t.is(dojo.date.difference(dtA, dtB, interv), 365);
        
        dtA = new Date(2000, 0, 1);
        dtB = dojo.date.add(dtA, interv, 366);
        t.is(dojo.date.difference(dtA, dtB, interv), 366);
        
        dtA = new Date(2000, 1, 28);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);
        
        dtA = new Date(2001, 1, 28);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);
        
        dtA = new Date(2000, 2, 1);
        dtB = dojo.date.add(dtA, interv, -1);
        t.is(dojo.date.difference(dtA, dtB, interv), -1);
        
        dtA = new Date(2001, 2, 1);
        dtB = dojo.date.add(dtA, interv, -1);
        t.is(dojo.date.difference(dtA, dtB, interv), -1);
        
        dtA = new Date(2000, 0, 1);
        dtB = dojo.date.add(dtA, interv, -1);
        t.is(dojo.date.difference(dtA, dtB, interv), -1);
},
function test_date_add_diff_weekday(t){
        var interv = ''; // Interval (e.g., year, month)
        var dtA = null; // Date to increment
        var dtB = null; // Expected result date
        interv = "weekday";
        // Sat, Jan 1
        dtA = new Date(2000, 0, 1);
        // Should be Mon, Jan 3
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);
        
        // Sun, Jan 2
        dtA = new Date(2000, 0, 2);
        // Should be Mon, Jan 3
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);
        
        // Sun, Jan 2
        dtA = new Date(2000, 0, 2);
        // Should be Fri, Jan 7
        dtB = dojo.date.add(dtA, interv, 5);
        t.is(dojo.date.difference(dtA, dtB, interv), 5);
        
        // Sun, Jan 2
        dtA = new Date(2000, 0, 2);
        // Should be Mon, Jan 10
        dtB = dojo.date.add(dtA, interv, 6);
        t.is(dojo.date.difference(dtA, dtB, interv), 6);
        
        // Mon, Jan 3
        dtA = new Date(2000, 0, 3);
        // Should be Mon, Jan 17
        dtB = dojo.date.add(dtA, interv, 10);
        t.is(dojo.date.difference(dtA, dtB, interv), 10);
        
        // Sat, Jan 8
        dtA = new Date(2000, 0, 8);
        // Should be Mon, Jan 3
        dtB = dojo.date.add(dtA, interv, -5);
        t.is(dojo.date.difference(dtA, dtB, interv), -5);
        
        // Sun, Jan 9
        dtA = new Date(2000, 0, 9);
        // Should be Wed, Jan 5
        dtB = dojo.date.add(dtA, interv, -3);
        t.is(dojo.date.difference(dtA, dtB, interv), -3);
        
        // Sun, Jan 23
        dtA = new Date(2000, 0, 23);
        // Should be Fri, Jan 7
        dtB = dojo.date.add(dtA, interv, -11);
        t.is(dojo.date.difference(dtA, dtB, interv), -11);
},
function test_date_add_diff_hour(t){
        var interv = ''; // Interval (e.g., year, month)
        var dtA = null; // Date to increment
        var dtB = null; // Expected result date
        interv = "hour";
        dtA = new Date(2000, 0, 1, 11);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);

        dtA = new Date(2001, 9, 28, 0);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);

        dtA = new Date(2001, 9, 28, 23);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);

        dtA = new Date(2001, 11, 31, 23);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);
},
function test_date_add_diff_minute(t){
        var interv = ''; // Interval (e.g., year, month)
        var dtA = null; // Date to increment
        var dtB = null; // Expected result date
        interv = "minute";
        dtA = new Date(2000, 11, 31, 23, 59);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);

        dtA = new Date(2000, 11, 27, 12, 2);
        dtB = dojo.date.add(dtA, interv, 60);
        t.is(dojo.date.difference(dtA, dtB, interv), 60);
},
function test_date_add_diff_second(t){
        var interv = ''; // Interval (e.g., year, month)
        var dtA = null; // Date to increment
        var dtB = null; // Expected result date
        console.debug("second");
        interv = "second";
        dtA = new Date(2000, 11, 31, 23, 59, 59);
        dtB = dojo.date.add(dtA, interv, 1);
        t.is(dojo.date.difference(dtA, dtB, interv), 1);

        dtA = new Date(2000, 11, 27, 8, 10, 59);
        dtB = dojo.date.add(dtA, interv, 60);
        t.is(dojo.date.difference(dtA, dtB, interv), 60);
        
        // Test environment JS Date doesn't support millisec?
        //interv = "millisecond";
        //
        //dtA = new Date(2000, 11, 31, 23, 59, 59, 999);
        //dtB = dojo.date.add(dtA, interv, 1);
        //t.is(dojo.date.difference(dtA, dtB, interv), 1);
        //
        //dtA = new Date(2000, 11, 27, 8, 10, 53, 2);
        //dtB = dojo.date.add(dtA, interv, 1000);
        //t.is(dojo.date.difference(dtA, dtB, interv), 1000);
}
        ]
);

dojo.require("tests.date.locale");
dojo.require("tests.date.stamp");

}