public IPublicHolidayCalculator GetCalculator(PublicHoliday holiday)
{
IPublicHolidayCalculator calculator = null;
switch (holiday.HolidayType)
{
case PublicHolidayType.FixedDate:
calculator = new FixedDayCalculator();
break;
case PublicHolidayType.BasedOnAnotherHoliday:
calculator = new BasedOnOtherHolidayCalculator();
break;
case PublicHolidayType.RepeatEveryXYear:
calculator = new YearRepetitionCalculator();
break;
case PublicHolidayType.Easter:
calculator = new EasterCalculator();
break;
case PublicHolidayType.SpecificDayInWeek:
calculator = new SpecificWeekDayCalculator();
break;
default:
throw new ArgumentException();
}
return(calculator);
}
public void GetPublicHolidayByYears_WhenPassedYearsAndHolidays_ThenReturnsExpectedDateList(List <int> years, PublicHoliday holiday, List <DateTime> expectedResult)
{
// Arrange
var target = new BasedOnOtherHolidayCalculator();
// Act
var actual = target.GetPublicHolidayByYears(years, holiday);
// Assert
actual.Should().BeEquivalentTo(expectedResult);
}
public void GetPublicHolidayByYears_WhenNullNumberOfDaysFromReference_ThenThrows()
{
// Arrange
var target = new BasedOnOtherHolidayCalculator();
var holiday = new PublicHoliday {
Name = "Name", ReferenceHolidayName = "ReferenceName", NumberOfDaysFromReference = null
};
// Act
Action actual = () => target.GetPublicHolidayByYears(null, holiday);
// Assert
actual.Should().Throw <ArgumentException>().WithMessage("You cannot have an empty NumberOfDaysFromReference for BasedOnOtherHoliday types.");
}
public void GetPublicHolidayByYears_WhenNullName_ThenThrows()
{
// Arrange
var target = new BasedOnOtherHolidayCalculator();
var holiday = new PublicHoliday {
Name = null
};
// Act
Action actual = () => target.GetPublicHolidayByYears(null, holiday);
// Assert
actual.Should().Throw <ArgumentException>().WithMessage("Cannot process a custom holidays without a name.");
}
