public void TestConstructFromDayOfYear()
{
int[] years = { 2000, 2001 };
Assert.IsTrue(YearMonthDay.IsLeapYear(years[0]));
Assert.IsFalse(YearMonthDay.IsLeapYear(years[1]));
foreach (int year in years)
{
int cumulativeDays = 0;
for (int month = 1; month <= 12; ++month)
{
// Test first of the month.
YearMonthDay ymd = new YearMonthDay(year, cumulativeDays + 1);
Assert.AreEqual(year, ymd.Year);
Assert.AreEqual(month, ymd.Month);
Assert.AreEqual(1, ymd.Day);
int daysInMonth = YearMonthDay.DaysInMonth(year, month);
// Test last of the month.
ymd = new YearMonthDay(year, cumulativeDays + daysInMonth);
Assert.AreEqual(year, ymd.Year);
Assert.AreEqual(month, ymd.Month);
Assert.AreEqual(daysInMonth, ymd.Day);
cumulativeDays += daysInMonth;
}
}
}
public void TestIsLeapYear()
{
for (int i = 1; i < 10000; ++i)
{
if ((i % 4 == 0) && !((i % 100 == 0) && (i % 400 != 0)))
{
Assert.IsTrue(YearMonthDay.IsLeapYear(i));
}
}
}
