public async Task <string> GetLongestLastingHolidaySequanceAsync(int year)
{
RequestAllCountriesHolidays(year);
var timeZones = await RequestContryZonesAsync();
var holidayIntervals = HolidayIntervalsProcessor.CalculateHolidayIntervals(timeZones, _dayOfTheYearsMap);
var mergedHolidayIntervals = HolidayIntervalsProcessor.MergeHolidayIntervals(holidayIntervals);
var longestHolidaySequance = mergedHolidayIntervals[mergedHolidayIntervals.Count - 1].End - mergedHolidayIntervals[mergedHolidayIntervals.Count - 1].Start;
string formatedString = String.Format("The longest lasting sequence of holidays around the world is {0} hours",
longestHolidaySequance);
return(formatedString);
}
public void CalculateHolidayIntervals_ShouldRturnMapedUTCIntervals()
{
Dictionary <string, IList <string> > contryTimeZones = new Dictionary <string, IList <string> >();
contryTimeZones.Add("Au", new List <string>()
{
"UTC+01:00", "UTC", "UTC-01:00"
});
Dictionary <int, HashSet <string> > daysAndCountryCodesMap = new Dictionary <int, HashSet <string> >();
daysAndCountryCodesMap.Add(1, new HashSet <string>()
{
"Au"
}); // vacation at first day of the year at Au
List <IHoldiayInterval> intervals = HolidayIntervalsProcessor.CalculateHolidayIntervals(contryTimeZones, daysAndCountryCodesMap);
List <IHoldiayInterval> expectedResult = new List <IHoldiayInterval>()
{
new HoldiayInterval(25, 49), new HoldiayInterval(24, 48), new HoldiayInterval(23, 47)
};
expectedResult.Should().BeEquivalentTo(expectedResult);
}