'L{hosts.Resolver.lookupAddress} returns a L{Deferred} which fires with A
records from the hosts file.'

def test_lookupAddress(self):

    d = self.resolver.lookupAddress('multiple')
    def resolved(results):
        (answers, authority, additional) = results
        self.assertEqual((RRHeader('multiple', A, IN, self.ttl, Record_A('1.1.1.3', self.ttl)), RRHeader('multiple', A, IN, self.ttl, Record_A('1.1.1.4', self.ttl))), answers)
    d.addCallback(resolved)
    return d
