public void PosTest1()
{
System.Globalization.Calendar tbc = new ThaiBuddhistCalendar();
Random rand = new Random(-55);
int year = rand.Next(tbc.MinSupportedDateTime.Year + 543, tbc.MaxSupportedDateTime.Year + 544);
int month = rand.Next(1, 12);
int day;
if (IsLeapYear(year))
{
day = rand.Next(1, _DAYS_PER_MONTHS_IN_LEAP_YEAR[month] + 1);
}
else
{
day = rand.Next(1, _DAYS_PER_MONTHS_IN_NO_LEAP_YEAR[month] + 1);
}
DateTime dt = tbc.ToDateTime(year, month, day, 0, 0, 0, 0);
DayOfWeek actualDay = getDayOfWeek(dt);
Assert.Equal(actualDay, tbc.GetDayOfWeek(dt));
}