public void GetStartOfYearInDays()
{
// This exercises CalculateStartOfYearInDays too.
var calculator = new UmAlQuraYearMonthDayCalculator();
for (int year = calculator.MinYear; year <= calculator.MaxYear; year++)
{
var bcl = BclCalendars.UmAlQura.ToDateTime(year, 1, 1, 0, 0, 0, 0);
var days = (bcl - new DateTime(1970, 1, 1)).Days;
Assert.AreEqual(days, calculator.GetStartOfYearInDays(year), "year={0}", year);
}
}
public void GetDaysFromStartOfYearToStartOfMonth()
{
var calculator = new UmAlQuraYearMonthDayCalculator();
for (int year = calculator.MinYear; year <= calculator.MaxYear; year++)
{
int dayOfYear = 1;
for (int month = 1; month <= 12; month++)
{
// This delegates to GetDaysFromStartOfYearToStartOfMonth (which is protected).
Assert.AreEqual(dayOfYear, calculator.GetDayOfYear(new YearMonthDay(year, month, 1)), "year={0}; month={1}", year, month);
dayOfYear += calculator.GetDaysInMonth(year, month);
}
}
}
public void GetYearMonthDay_YearAndDayOfYear()
{
var calculator = new UmAlQuraYearMonthDayCalculator();
for (int year = calculator.MinYear; year <= calculator.MaxYear; year++)
{
int dayOfYear = 1;
for (int month = 1; month <= 12; month++)
{
for (int day = 1; day <= calculator.GetDaysInMonth(year, month); day++)
{
var actual = calculator.GetYearMonthDay(year, dayOfYear);
var expected = new YearMonthDay(year, month, day);
Assert.AreEqual(expected, actual, "year={0}; dayOfYear={1}", year, dayOfYear);
dayOfYear++;
}
}
}
}
public void GetYearMonthDay_DaysSinceEpoch()
{
var calculator = new UmAlQuraYearMonthDayCalculator();
int daysSinceEpoch = calculator.GetStartOfYearInDays(calculator.MinYear);
for (int year = calculator.MinYear; year <= calculator.MaxYear; year++)
{
for (int month = 1; month <= 12; month++)
{
for (int day = 1; day <= calculator.GetDaysInMonth(year, month); day++)
{
var actual = calculator.GetYearMonthDay(daysSinceEpoch);
var expected = new YearMonthDay(year, month, day);
Assert.AreEqual(expected, actual, "daysSinceEpoch={0}", daysSinceEpoch);
daysSinceEpoch++;
}
}
}
}
public void GetYearMonthDay_InvalidValueForCoverage()
{
var calculator = new UmAlQuraYearMonthDayCalculator();
Assert.Throws <ArgumentOutOfRangeException>(() => calculator.GetYearMonthDay(calculator.MinYear, 1000));
}
