public void TestRotateRight()
{
// 0111 1011
var mask = 0x7F ^ 0x04;
// 0111 1101
var expectedResult = 0x7F ^ 0x02;
var result = BitmaskHelper.RotateRight(mask, 1, 7);
Assert.That(result == expectedResult);
}
/// <summary>
/// Gets the NextExecution Date for this job
/// </summary>
/// <param name="runtime">The timestamp of the current execution</param>
/// <returns>A DateTime for the next execution date, or null if the schedule is invalid</returns>
public DateTime?GetNextExecution(DateTime runtime)
{
var runtimeMask = BitmaskHelper.RotateRight(this.ExecutionSchedule, (int)runtime.DayOfWeek + 1, 7);
var numberOfDays = 1;
while (((runtimeMask & 1) == 0) && numberOfDays < 7)
{
numberOfDays++;
runtimeMask = runtimeMask >> 1;
}
return(((runtimeMask & 1) == 0) ? default(DateTime?) : runtime.Date.AddDays(numberOfDays).Add(TimeOfDay(this.ExecutionTime)));
}