'Test to make sure _filter_hosts() does not filter original
hosts if avoid_original_host is False.'

def test_filter_hosts_no_avoid(self):

    hosts = ['host1', 'host2', 'host3']
    spec_obj = objects.RequestSpec(ignore_hosts=[])
    filtered = self.driver._filter_hosts(hosts, spec_obj=spec_obj)
    self.assertEqual(filtered, hosts)
