public void GetHashCode_ ()
{
NamedPermissionSet psn = new NamedPermissionSet (name, PermissionState.None);
int nhc = psn.GetHashCode ();
NamedPermissionSet psu = new NamedPermissionSet (name, PermissionState.Unrestricted);
int uhc = psu.GetHashCode ();
Assert.IsTrue (nhc != uhc, "GetHashCode-1");
psn.Description = sentinel;
Assert.IsTrue (psn.GetHashCode () == nhc, "GetHashCode-2");
psu.Description = sentinel;
Assert.IsTrue (psu.GetHashCode () == uhc, "GetHashCode-3");
}