public void Must_be_comparable()
{
DomainName a = "example.com";
DomainName b = "example.com";
DomainName c = "apple.com";
DomainName d = "orange.com";
a.CompareTo(b).Should().Be(0);
b.CompareTo(a).Should().Be(0);
b.CompareTo(c).Should().Be(1);
b.CompareTo(d).Should().Be(-1);
}
internal bool IsCovering(DomainName name)
{
DomainName nextDomainName = new DomainName(NextHashedOwnerName.ToBase32HexString(), name.GetParentName());
// NSEC*-Record are organized in a chained list with the last element pointing to the first.
// So either the name being queries is between the current item (Name) and nextDomainName or
// the current item is greater than the the next item. In this case, we have to cases:
// 1. The name being queried is on the right side of the list (name > nextName)
// 2. The name being queired is on the left side of the list (Name < name)
// If one of these three criteria is met, the record is covering the name being queried.
return((name.CompareTo(Name) > 0 && name.CompareTo(nextDomainName) < 0) ||
(Name.CompareTo(nextDomainName) > 0 && (name.CompareTo(Name) > 0 || name.CompareTo(nextDomainName) < 0)));
}
internal bool IsCovering(DomainName name, DomainName zone)
{
return(((name.CompareTo(Name) > 0) && (name.CompareTo(NextDomainName) < 0)) || // within zone
((name.CompareTo(Name) > 0) && NextDomainName.Equals(zone))); // behind zone
}
internal bool IsCovering(DomainName name)
{
DomainName nextDomainName = new DomainName(NextHashedOwnerName.ToBase32HexString(), name.GetParentName());
return((name.CompareTo(Name) > 0) && (name.CompareTo(nextDomainName) < 0));
}