def METHOD_NAME(self):
    p = ident.ProcServerMixin()
    p.entries = lambda: iter([self.line])
    self.assertRaises(ident.NoUser, p.lookup, ("127.0.0.1", 26), ("1.2.3.4", 762))
    self.assertRaises(ident.NoUser, p.lookup, ("127.0.0.1", 25), ("1.2.3.5", 762))
    self.assertRaises(ident.NoUser, p.lookup, ("127.0.0.1", 25), ("1.2.3.4", 763))