// This Source Code is in the Public Domain per: http://litesoft.org/License.txt
package org.litesoft.core.simpletypes.temporal;

import junit.framework.*;

public class DateFormatTest extends TestCase
{
    public static TestSuite suite()
    {
        return new TestSuite( DateFormatTest.class );
    }

    public DateFormatTest( String name )
    {
        super( name );
    }

    public static void main( String[] args )
    {
        junit.textui.TestRunner.run( suite() );
    }

    public void test_FormatToDateResAndFieldOrder()
    {
        chkRT( "y", DateRes.ToYEAR );
        chkRT( "yM", DateRes.ToMONTH );
        chkRT( "yMd", DateRes.ToDAY );
    }

    private void chkRT( String pFormatAndFieldOrder, DateRes pDateResExpected )
    {
        DateFormat zFormat = new DateFormat( pFormatAndFieldOrder );
        assertEquals( pDateResExpected, zFormat.getDateRes() );
    }

    public void test_ContructorsAndToString()
            throws Exception
    {
        // Leap Day
        chk( new CalendarYMD( 2004, 2, 29 ), "29 Feb 2004", "dMy", 2004, 2, 29 );
        // exception-exception Leap Day
        chk( new CalendarYMD( 2000, 2, 29 ), "29 Feb 2000", "dMy", 2000, 2, 29 );

        chk( new CalendarYMD( 1957, 1, 4 ), "04 Jan 1957", "dMy", 1957, 1, 4 );
        chk( "yy", 1996, "96", "y", 1996, 0, 0 );
        chk( "/yy", 1996, "/96", "y", 1996, 0, 0 );
        chk( "/ y:", 1996, "/ 1996:", "y", 1996, 0, 0 );
        chk( "/ yyy:", 1996, "/ 1996:", "y", 1996, 0, 0 );
        chk( "MM/dd/yy", 1957, 1, 4, "01/04/57", "Mdy", 1957, 1, 4 );
        chk( "init y/M/d fini", 1957, 1, 4, "init 1957/1/4 fini", "yMd", 1957, 1, 4 );
        chk( "dMMM", 1957, 1, 4, "4Jan", "dM", 1957, 1, 4 );
        chk( "dMMMyy", 1957, 1, 4, "4Jan57", "dMy", 1957, 1, 4 );
        chk( "dMMMyy", 1957, 1, 4, "4Jan57", "dMy", 1957, 1, 4 );
        chk( "d MMMM y", 1957, 1, 4, "4 January 1957", "dMy", 1957, 1, 4 );
        chk( "MMMMMM y", 1957, 1, "January 1957", "My", 1957, 1, 0 );
        chk( "MMMM d, y", 1957, 1, 4, "January 4, 1957", "Mdy", 1957, 1, 4 );
        chk( "(M/d/y) MMMM d", 1957, 1, 4, "(1/4/1957) January 4", "Mdy", 1957, 1, 4 );
        chk( "(M/d/y) ddMMM", 1957, 1, 4, "(1/4/1957) 04Jan", "Mdy", 1957, 1, 4 );
    }

    private void chk( String pDateFormat, int pYearSrc, String pToString, String pFieldOrder, int pYear, int pMonth, int pDay )
    {
        chk( new DateFormat( pDateFormat ), new CalendarYMD( pYearSrc ), pToString, pFieldOrder, pYear, pMonth, pDay );
    }

    private void chk( String pDateFormat, int pYearSrc, int pMonthSrc, String pToString, String pFieldOrder, int pYear, int pMonth, int pDay )
    {
        chk( new DateFormat( pDateFormat ), new CalendarYMD( pYearSrc, pMonthSrc ), pToString, pFieldOrder, pYear, pMonth, pDay );
    }

    private void chk( String pDateFormat, int pYearSrc, int pMonthSrc, int pDaySrc, String pToString, String pFieldOrder, int pYear, int pMonth, int pDay )
    {
        chk( new DateFormat( pDateFormat ), new CalendarYMD( pYearSrc, pMonthSrc, pDaySrc ), pToString, pFieldOrder, pYear, pMonth, pDay );
    }

    private void chk( CalendarYMD pDate, String pToString, String pFieldOrder, int pYear, int pMonth, int pDay )
    {
        chk( pDate.getDateRes().getDateFormat(), pDate, pToString, pFieldOrder, pYear, pMonth, pDay );
    }

    private void chk( DateFormat pFormat, CalendarYMD pDate, String pToString, String pFieldOrder, int pYear, int pMonth, int pDay )
    {
        assertEquals( pFieldOrder, pFormat.getFieldOrder() );
        assertEquals( "Year", pYear, pDate.getYear() );
        assertEquals( "Month", pMonth, pDate.getMonth() );
        assertEquals( "Day", pDay, pDate.getDay() );
        assertEquals( pToString, pFormat.format( pDate ) );
    }
}