// test_date.cpp

#include <ulib/log.h>
#include <ulib/date.h>

int
U_EXPORT main (int argc, char* argv[])
{
   U_ULIB_INIT(argv);

   U_TRACE(5,"main(%d)",argc)

   UTimeDate data1(31,12,99), data2("31/12/99");

   U_ASSERT( UTimeDate("14/09/1752").getJulian() == 2361222 )
   U_ASSERT( UTimeDate("31/12/1900").getJulian() == 2415385 )
   U_ASSERT( UTimeDate("01/01/1970").getJulian() == 2440588 )

   U_ASSERT( data1 == data2 )
   U_ASSERT( data1.getDayOfWeek() == 5 ) // Venerdi
   U_ASSERT( data2.getDayOfYear() == 365 )

   U_ASSERT( UTimeDate("1/3/00").getDayOfWeek() == 3 ) // Mercoledi
   U_ASSERT( UTimeDate(31,12,0).getDayOfYear() == 366 )

   UTimeDate data3(60,2000);
   UTimeDate data4("29/02/00");

   U_ASSERT( data3 == data4 )
   U_ASSERT( data3.getDayOfYear() == 60 )

   UTimeDate data5(60,1901);
   UTimeDate data6("1/3/1901");

   U_ASSERT( data5 == data6 )

   U_ASSERT( UTimeDate(17, 5, 2002).isValid() == true )  // TRUE   May 17th 2002 is valid
   U_ASSERT( UTimeDate(30, 2, 2002).isValid() == false ) // FALSE  Feb 30th does not exist
   U_ASSERT( UTimeDate(29, 2, 2004).isValid() == true )  // TRUE   2004 is a leap year

   UTimeDate data7(29, 2, 2004);

   UString x = data7.strftime("%Y-%m-%d");

   U_ASSERT( x == U_STRING_FROM_CONSTANT("2004-02-29") )

   U_ASSERT( UTimeDate("14/09/1752").getJulian() == 2361222 )

   cout << "Date: " << data6.strftime("%d/%m/%y") << '\n';

   while (cin >> data6) cout << data6 << '\n';

   U_ASSERT( UTimeDate::getSecondFromTime("19030314104248Z", true, "%4u%2u%2u%2u%2u%2uZ") < u_now->tv_sec )

   /*
   typedef struct log_date {
      char date1[17+1];             // 18/06/12 18:45:56
      char date2[26+1];             // 04/Jun/2012:18:18:37 +0200
      char date3[6+29+2+12+2+19+1]; // Date: Wed, 20 Jun 2012 11:43:17 GMT\r\nServer: ULib\r\nConnection: close\r\n
   } log_date;
   */

   ULog::log_date log_date;

   (void) u_strftime2(log_date.date1, 17,                         "%d/%m/%y %T",                                              u_now->tv_sec + u_now_adjust);
   (void) u_strftime2(log_date.date2, 26,                         "%d/%b/%Y:%T %z",                                           u_now->tv_sec + u_now_adjust);
   (void) u_strftime2(log_date.date3, 6+29+2+12+2+17+2, "Date: %a, %d %b %Y %T GMT\r\nServer: ULib\r\nConnection: close\r\n", u_now->tv_sec);

   U_INTERNAL_DUMP("date1 = %.17S date2 = %.26S date3+6 = %.29S", log_date.date1, log_date.date2, log_date.date3+6)

   // (01/01/2015) Giovedì
   // (02/01/2015) Venerdì
   // (03/01/2015) Sabato

   for (int i = 0; i < 357; ++i)
      {
      data1.setYearAndWeek(2015, (i/7)+1);
      data1.setDayOfWeek(i%7);

      data3 = data2 = data1;

      data2.setMondayPrevWeek();
      data3.setMondayNextWeek();

      U_DUMP("setMondayPrevWeek() = %V data = %V setMondayNextWeek() = %V", data2.strftime("%d/%m/%y").rep, data1.strftime("%d/%m/%y").rep, data3.strftime("%d/%m/%y").rep)

      cout << data1.strftime("%d/%m/%y") << '\n';
      }
}