/// <summary>
/// Given an scriptural month number and a year in which it occurs, this method returns
/// the equivalent scriptural month number.
/// </summary>
/// <remarks>
/// No validation is performed in this method: an input month number of 13 in a non-leap-year
/// will return a result of 7.
/// </remarks>
/// <param name="year">Year during which the month occurs.</param>
/// <param name="month">Civil month number.</param>
/// <returns>The scriptural month number.</returns>
internal static int ScripturalToCivil(int year, int month)
{
if (month >= 7)
{
return(month - 6);
}
return(HebrewScripturalCalculator.IsLeapYear(year) ? month + 7 : month + 6);
}
public void DaysInYear()
{
var bcl = new HebrewCalendar();
var minYear = bcl.GetYear(bcl.MinSupportedDateTime);
var maxYear = bcl.GetYear(bcl.MaxSupportedDateTime);
for (int year = minYear; year <= maxYear; year++)
{
Assert.AreEqual(bcl.GetDaysInYear(year), HebrewScripturalCalculator.DaysInYear(year));
}
}
/// <summary>
/// Given a civil month number and a year in which it occurs, this method returns
/// the equivalent scriptural month number.
/// </summary>
/// <remarks>
/// No validation is performed in this method: an input month number of 13 in a non-leap-year
/// will return a result of 7.
/// </remarks>
/// <param name="year">Year during which the month occurs.</param>
/// <param name="month">Civil month number.</param>
/// <returns>The scriptural month number.</returns>
internal static int CivilToScriptural(int year, int month)
{
if (month < 7)
{
return(month + 6);
}
bool leapYear = HebrewScripturalCalculator.IsLeapYear(year);
if (month == 7) // Adar II (13) or Nisan (1) depending on whether it's a leap year.
{
return(leapYear ? 13 : 1);
}
return(leapYear ? month - 7 : month - 6);
}
public void DaysInMonth()
{
var bcl = new HebrewCalendar();
// Not all months in the min/max years are supported
var minYear = bcl.GetYear(bcl.MinSupportedDateTime) + 1;
var maxYear = bcl.GetYear(bcl.MaxSupportedDateTime) - 1;
for (int year = minYear; year <= maxYear; year++)
{
int months = bcl.GetMonthsInYear(year);
for (int month = 1; month <= months; month++)
{
int scripturalMonth = HebrewMonthConverter.CivilToScriptural(year, month);
int bclDays = bcl.GetDaysInMonth(year, month);
int nodaDays = HebrewScripturalCalculator.DaysInMonth(year, scripturalMonth);
Assert.AreEqual(bclDays, nodaDays);
}
}
}
public void ScripturalGetDaysFromStartOfYearToStartOfMonth_InvalidForCoverage()
{
Assert.Throws <ArgumentOutOfRangeException>(() => HebrewScripturalCalculator.GetDaysFromStartOfYearToStartOfMonth(5502, 0));
}