Commit 2aaf61c6 authored by Likun Zhang's avatar Likun Zhang
Browse files

Refactoring authoritative and recursive tests (moving common tests into a...

Refactoring authoritative and recursive tests (moving common tests into a single file for use by both).

git-svn-id: svn://bind10.isc.org/svn/bind10/branches/trac402@3425 e5f2f494-b856-4b98-b285-d166d9295462
parent 7fdc74ff
......@@ -15,26 +15,9 @@
// $Id$
#include <config.h>
#include <gtest/gtest.h>
#include <dns/buffer.h>
#include <dns/name.h>
#include <dns/message.h>
#include <dns/messagerenderer.h>
#include <dns/rrclass.h>
#include <dns/rrtype.h>
#include <cc/data.h>
#include <cc/session.h>
#include <xfr/xfrout_client.h>
#include <auth/auth_srv.h>
#include <asiolink/asiolink.h>
#include <dns/tests/unittest_util.h>
#include <auth/tests/mockups.h>
#include <auth/tests/srv_test.h>
#include <auth/tests/srv_unittest.h>
using namespace std;
using namespace isc::cc;
......@@ -51,262 +34,60 @@ const char* const CONFIG_TESTDB =
// the sqlite3 test).
const char* const BADCONFIG_TESTDB =
"{ \"database_file\": \"" TEST_DATA_DIR "/nodir/notexist\"}";
const char* const DEFAULT_REMOTE_ADDRESS = "192.0.2.1";
class DummySocket : public IOSocket {
private:
DummySocket(const DummySocket& source);
DummySocket& operator=(const DummySocket& source);
public:
DummySocket(const int protocol) : protocol_(protocol) {}
virtual int getNative() const { return (-1); }
virtual int getProtocol() const { return (protocol_); }
private:
const int protocol_;
};
class AuthSrvTest : public ::testing::Test {
class AuthSrvTest : public SrvTestBase {
protected:
AuthSrvTest() : server(true, xfrout),
request_message(Message::RENDER),
parse_message(new Message(Message::PARSE)),
default_qid(0x1035), opcode(Opcode(Opcode::QUERY())),
qname("www.example.com"), qclass(RRClass::IN()),
qtype(RRType::A()), io_message(NULL), endpoint(NULL),
request_obuffer(0), request_renderer(request_obuffer),
response_obuffer(new OutputBuffer(0))
{
AuthSrvTest() : server(true, xfrout) {
server.setXfrinSession(&notify_session);
}
~AuthSrvTest() {
delete io_message;
delete endpoint;
}
MockSession notify_session;
MockXfroutClient xfrout;
MockServer dnsserv;
AuthSrv server;
Message request_message;
MessagePtr parse_message;
const qid_t default_qid;
const Opcode opcode;
const Name qname;
const RRClass qclass;
const RRType qtype;
IOSocket* io_sock;
IOMessage* io_message;
const IOEndpoint* endpoint;
OutputBuffer request_obuffer;
MessageRenderer request_renderer;
OutputBufferPtr response_obuffer;
vector<uint8_t> data;
void createDataFromFile(const char* const datafile, int protocol);
void createRequestPacket(Message& message, int protocol);
};
// These are flags to indicate whether the corresponding flag bit of the
// DNS header is to be set in the test cases. (Note that the flag values
// is irrelevant to their wire-format values)
const unsigned int QR_FLAG = 0x1;
const unsigned int AA_FLAG = 0x2;
const unsigned int TC_FLAG = 0x4;
const unsigned int RD_FLAG = 0x8;
const unsigned int RA_FLAG = 0x10;
const unsigned int AD_FLAG = 0x20;
const unsigned int CD_FLAG = 0x40;
void
AuthSrvTest::createDataFromFile(const char* const datafile,
const int protocol = IPPROTO_UDP)
{
delete io_message;
data.clear();
delete endpoint;
endpoint = IOEndpoint::create(protocol,
IOAddress(DEFAULT_REMOTE_ADDRESS), 5300);
UnitTestUtil::readWireData(datafile, data);
io_sock = new DummySocket(protocol);
io_message = new IOMessage(&data[0], data.size(), *io_sock, *endpoint);
}
void
AuthSrvTest::createRequestPacket(Message& message,
const int protocol = IPPROTO_UDP)
{
message.toWire(request_renderer);
delete io_message;
delete io_sock;
endpoint = IOEndpoint::create(protocol,
IOAddress(DEFAULT_REMOTE_ADDRESS), 5300);
io_sock = new DummySocket(protocol);
io_message = new IOMessage(request_renderer.getData(),
request_renderer.getLength(),
*io_sock, *endpoint);
}
void
headerCheck(const Message& message, const qid_t qid, const Rcode& rcode,
const uint16_t opcodeval, const unsigned int flags,
const unsigned int qdcount,
const unsigned int ancount, const unsigned int nscount,
const unsigned int arcount)
{
EXPECT_EQ(qid, message.getQid());
EXPECT_EQ(rcode, message.getRcode());
EXPECT_EQ(opcodeval, message.getOpcode().getCode());
EXPECT_EQ((flags & QR_FLAG) != 0, message.getHeaderFlag(MessageFlag::QR()));
EXPECT_EQ((flags & AA_FLAG) != 0, message.getHeaderFlag(MessageFlag::AA()));
EXPECT_EQ((flags & TC_FLAG) != 0, message.getHeaderFlag(MessageFlag::TC()));
EXPECT_EQ((flags & RA_FLAG) != 0, message.getHeaderFlag(MessageFlag::RA()));
EXPECT_EQ((flags & RD_FLAG) != 0, message.getHeaderFlag(MessageFlag::RD()));
EXPECT_EQ((flags & AD_FLAG) != 0, message.getHeaderFlag(MessageFlag::AD()));
EXPECT_EQ((flags & CD_FLAG) != 0, message.getHeaderFlag(MessageFlag::CD()));
EXPECT_EQ(qdcount, message.getRRCount(Section::QUESTION()));
EXPECT_EQ(ancount, message.getRRCount(Section::ANSWER()));
EXPECT_EQ(nscount, message.getRRCount(Section::AUTHORITY()));
EXPECT_EQ(arcount, message.getRRCount(Section::ADDITIONAL()));
}
// Unsupported requests. Should result in NOTIMP.
TEST_F(AuthSrvTest, unsupportedRequest) {
for (unsigned int i = 0; i < 16; ++i) {
// set Opcode to 'i', which iterators over all possible codes except
// the standard query and notify
if (i == Opcode::QUERY().getCode() ||
i == Opcode::NOTIFY().getCode()) {
continue;
}
createDataFromFile("simplequery_fromWire");
data[2] = ((i << 3) & 0xff);
parse_message->clear(Message::PARSE);
server.processMessage(*io_message, parse_message, response_obuffer,
&dnsserv);
EXPECT_TRUE(dnsserv.hasAnswer());
headerCheck(*parse_message, default_qid, Rcode::NOTIMP(), i, QR_FLAG,
0, 0, 0, 0);
}
UNSUPPORTED_REQUEST_TEST;
}
// Simple API check
TEST_F(AuthSrvTest, verbose) {
EXPECT_FALSE(server.getVerbose());
server.setVerbose(true);
EXPECT_TRUE(server.getVerbose());
server.setVerbose(false);
EXPECT_FALSE(server.getVerbose());
VERBOSE_TEST;
}
// Multiple questions. Should result in FORMERR.
TEST_F(AuthSrvTest, multiQuestion) {
createDataFromFile("multiquestion_fromWire");
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv);
EXPECT_TRUE(dnsserv.hasAnswer());
headerCheck(*parse_message, default_qid, Rcode::FORMERR(), opcode.getCode(),
QR_FLAG, 2, 0, 0, 0);
QuestionIterator qit = parse_message->beginQuestion();
EXPECT_EQ(Name("example.com"), (*qit)->getName());
EXPECT_EQ(RRClass::IN(), (*qit)->getClass());
EXPECT_EQ(RRType::A(), (*qit)->getType());
++qit;
EXPECT_EQ(Name("example.com"), (*qit)->getName());
EXPECT_EQ(RRClass::IN(), (*qit)->getClass());
EXPECT_EQ(RRType::AAAA(), (*qit)->getType());
++qit;
EXPECT_TRUE(qit == parse_message->endQuestion());
MULTI_QUESTION_TEST;
}
// Incoming data doesn't even contain the complete header. Must be silently
// dropped.
TEST_F(AuthSrvTest, shortMessage) {
createDataFromFile("shortmessage_fromWire");
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv);
EXPECT_FALSE(dnsserv.hasAnswer());
SHORT_MESSAGE_TEST;
}
// Response messages. Must be silently dropped, whether it's a valid response
// or malformed or could otherwise cause a protocol error.
TEST_F(AuthSrvTest, response) {
// A valid (although unusual) response
createDataFromFile("simpleresponse_fromWire");
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv);
EXPECT_FALSE(dnsserv.hasAnswer());
// A response with a broken question section. must be dropped rather than
// returning FORMERR.
createDataFromFile("shortresponse_fromWire");
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv);
EXPECT_FALSE(dnsserv.hasAnswer());
// A response to iquery. must be dropped rather than returning NOTIMP.
createDataFromFile("iqueryresponse_fromWire");
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv);
EXPECT_FALSE(dnsserv.hasAnswer());
RESPONSE_TEST;
}
// Query with a broken question
TEST_F(AuthSrvTest, shortQuestion) {
createDataFromFile("shortquestion_fromWire");
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv);
EXPECT_TRUE(dnsserv.hasAnswer());
// Since the query's question is broken, the question section of the
// response should be empty.
headerCheck(*parse_message, default_qid, Rcode::FORMERR(), opcode.getCode(),
QR_FLAG, 0, 0, 0, 0);
SHORT_QUESTION_TEST;
}
// Query with a broken answer section
TEST_F(AuthSrvTest, shortAnswer) {
createDataFromFile("shortanswer_fromWire");
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv);
EXPECT_TRUE(dnsserv.hasAnswer());
// This is a bogus query, but question section is valid. So the response
// should copy the question section.
headerCheck(*parse_message, default_qid, Rcode::FORMERR(), opcode.getCode(),
QR_FLAG, 1, 0, 0, 0);
QuestionIterator qit = parse_message->beginQuestion();
EXPECT_EQ(Name("example.com"), (*qit)->getName());
EXPECT_EQ(RRClass::IN(), (*qit)->getClass());
EXPECT_EQ(RRType::A(), (*qit)->getType());
++qit;
EXPECT_TRUE(qit == parse_message->endQuestion());
SHORT_ANSWER_TEST;
}
// Query with unsupported version of EDNS.
TEST_F(AuthSrvTest, ednsBadVers) {
createDataFromFile("queryBadEDNS_fromWire");
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv);
EXPECT_TRUE(dnsserv.hasAnswer());
// The response must have an EDNS OPT RR in the additional section.
// Note that the DNSSEC DO bit is cleared even if this bit in the query
// is set. This is a limitation of the current implementation.
headerCheck(*parse_message, default_qid, Rcode::BADVERS(), opcode.getCode(),
QR_FLAG, 1, 0, 0, 1);
EXPECT_EQ(4096, parse_message->getUDPSize());
EXPECT_FALSE(parse_message->isDNSSECSupported());
EDNS_BADVERS_TEST;
}
TEST_F(AuthSrvTest, AXFROverUDP) {
// AXFR over UDP is invalid and should result in FORMERR.
UnitTestUtil::createRequestMessage(request_message, opcode, default_qid,
Name("example.com"), RRClass::IN(),
RRType::AXFR());
createRequestPacket(request_message, IPPROTO_UDP);
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv);
EXPECT_TRUE(dnsserv.hasAnswer());
headerCheck(*parse_message, default_qid, Rcode::FORMERR(), opcode.getCode(),
QR_FLAG, 1, 0, 0, 0);
AXFR_OVER_UDP_TEST;
}
TEST_F(AuthSrvTest, AXFRSuccess) {
......
// Copyright (C) 2010 Internet Systems Consortium, Inc. ("ISC")
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
// OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
// PERFORMANCE OF THIS SOFTWARE.
// $Id: auth_srv_unittest.cc 3310 2010-10-21 23:10:24Z each $
#include <config.h>
#include <gtest/gtest.h>
#include <dns/buffer.h>
#include <dns/name.h>
#include <dns/message.h>
#include <dns/messagerenderer.h>
#include <dns/rrclass.h>
#include <dns/rrtype.h>
#include <cc/data.h>
#include <cc/session.h>
#include <xfr/xfrout_client.h>
#include <auth/auth_srv.h>
#include <asiolink/asiolink.h>
#include <dns/tests/unittest_util.h>
#include <auth/tests/mockups.h>
using namespace std;
using namespace isc::cc;
using namespace isc::dns;
using namespace isc::data;
using namespace isc::xfr;
using namespace asiolink;
using isc::UnitTestUtil;
namespace {
const char* const DEFAULT_REMOTE_ADDRESS = "192.0.2.1";
class DummySocket : public IOSocket {
private:
DummySocket(const DummySocket& source);
DummySocket& operator=(const DummySocket& source);
public:
DummySocket(const int protocol) : protocol_(protocol) {}
virtual int getNative() const { return (-1); }
virtual int getProtocol() const { return (protocol_); }
private:
const int protocol_;
};
// The base class for Auth and Recurse test case
class SrvTestBase : public ::testing::Test {
protected:
SrvTestBase() : request_message(Message::RENDER),
parse_message(new Message(Message::PARSE)),
default_qid(0x1035), opcode(Opcode(Opcode::QUERY())),
qname("www.example.com"), qclass(RRClass::IN()),
qtype(RRType::A()), io_sock(NULL),
io_message(NULL), endpoint(NULL),
request_obuffer(0), request_renderer(request_obuffer),
response_obuffer(new OutputBuffer(0))
{}
~SrvTestBase() {
delete io_message;
delete endpoint;
}
MockSession notify_session;
MockServer dnsserv;
Message request_message;
MessagePtr parse_message;
const qid_t default_qid;
const Opcode opcode;
const Name qname;
const RRClass qclass;
const RRType qtype;
IOSocket* io_sock;
IOMessage* io_message;
const IOEndpoint* endpoint;
OutputBuffer request_obuffer;
MessageRenderer request_renderer;
OutputBufferPtr response_obuffer;
vector<uint8_t> data;
void createDataFromFile(const char* const datafile, int protocol);
void createRequestPacket(Message& message, int protocol);
};
void
SrvTestBase::createDataFromFile(const char* const datafile,
const int protocol = IPPROTO_UDP)
{
delete io_message;
delete io_sock;
data.clear();
delete endpoint;
endpoint = IOEndpoint::create(protocol,
IOAddress(DEFAULT_REMOTE_ADDRESS), 5300);
UnitTestUtil::readWireData(datafile, data);
io_sock = new DummySocket(protocol);
io_message = new IOMessage(&data[0], data.size(), *io_sock, *endpoint);
}
void
SrvTestBase::createRequestPacket(Message& message,
const int protocol = IPPROTO_UDP)
{
message.toWire(request_renderer);
delete io_message;
delete io_sock;
endpoint = IOEndpoint::create(protocol,
IOAddress(DEFAULT_REMOTE_ADDRESS), 5300);
io_sock = new DummySocket(protocol);
io_message = new IOMessage(request_renderer.getData(),
request_renderer.getLength(),
*io_sock, *endpoint);
}
// These are flags to indicate whether the corresponding flag bit of the
// DNS header is to be set in the test cases. (Note that the flag values
// is irrelevant to their wire-format values)
const unsigned int QR_FLAG = 0x1;
const unsigned int AA_FLAG = 0x2;
const unsigned int TC_FLAG = 0x4;
const unsigned int RD_FLAG = 0x8;
const unsigned int RA_FLAG = 0x10;
const unsigned int AD_FLAG = 0x20;
const unsigned int CD_FLAG = 0x40;
void
headerCheck(const Message& message, const qid_t qid, const Rcode& rcode,
const uint16_t opcodeval, const unsigned int flags,
const unsigned int qdcount,
const unsigned int ancount, const unsigned int nscount,
const unsigned int arcount)
{
EXPECT_EQ(qid, message.getQid());
EXPECT_EQ(rcode, message.getRcode());
EXPECT_EQ(opcodeval, message.getOpcode().getCode());
EXPECT_EQ((flags & QR_FLAG) != 0, message.getHeaderFlag(MessageFlag::QR()));
EXPECT_EQ((flags & AA_FLAG) != 0, message.getHeaderFlag(MessageFlag::AA()));
EXPECT_EQ((flags & TC_FLAG) != 0, message.getHeaderFlag(MessageFlag::TC()));
EXPECT_EQ((flags & RA_FLAG) != 0, message.getHeaderFlag(MessageFlag::RA()));
EXPECT_EQ((flags & RD_FLAG) != 0, message.getHeaderFlag(MessageFlag::RD()));
EXPECT_EQ((flags & AD_FLAG) != 0, message.getHeaderFlag(MessageFlag::AD()));
EXPECT_EQ((flags & CD_FLAG) != 0, message.getHeaderFlag(MessageFlag::CD()));
EXPECT_EQ(qdcount, message.getRRCount(Section::QUESTION()));
EXPECT_EQ(ancount, message.getRRCount(Section::ANSWER()));
EXPECT_EQ(nscount, message.getRRCount(Section::AUTHORITY()));
EXPECT_EQ(arcount, message.getRRCount(Section::ADDITIONAL()));
}
}
// Copyright (C) 2010 Internet Systems Consortium, Inc. ("ISC")
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice appear in all copies.
//
// THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
// OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
// PERFORMANCE OF THIS SOFTWARE.
// $Id: auth_srv_unittest.cc 3310 2010-10-21 23:10:24Z each $
namespace {
// Unsupported requests. Should result in NOTIMP.
#define UNSUPPORTED_REQUEST_TEST \
for (unsigned int i = 0; i < 16; ++i) { \
/* set Opcode to 'i', which iterators over all possible codes except \
the standard query and notify */ \
if (i == Opcode::QUERY().getCode() || \
i == Opcode::NOTIFY().getCode()) { \
continue; \
} \
createDataFromFile("simplequery_fromWire"); \
data[2] = ((i << 3) & 0xff); \
\
parse_message->clear(Message::PARSE); \
server.processMessage(*io_message, parse_message, response_obuffer, \
&dnsserv); \
EXPECT_TRUE(dnsserv.hasAnswer()); \
headerCheck(*parse_message, default_qid, Rcode::NOTIMP(), i, QR_FLAG, \
0, 0, 0, 0); \
}
// Simple API check
#define VERBOSE_TEST \
EXPECT_FALSE(server.getVerbose()); \
server.setVerbose(true); \
EXPECT_TRUE(server.getVerbose()); \
server.setVerbose(false); \
EXPECT_FALSE(server.getVerbose()); \
// Multiple questions. Should result in FORMERR.
#define MULTI_QUESTION_TEST \
createDataFromFile("multiquestion_fromWire"); \
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv); \
EXPECT_TRUE(dnsserv.hasAnswer()); \
headerCheck(*parse_message, default_qid, Rcode::FORMERR(), opcode.getCode(), \
QR_FLAG, 2, 0, 0, 0); \
\
QuestionIterator qit = parse_message->beginQuestion(); \
EXPECT_EQ(Name("example.com"), (*qit)->getName()); \
EXPECT_EQ(RRClass::IN(), (*qit)->getClass()); \
EXPECT_EQ(RRType::A(), (*qit)->getType()); \
++qit; \
EXPECT_EQ(Name("example.com"), (*qit)->getName()); \
EXPECT_EQ(RRClass::IN(), (*qit)->getClass()); \
EXPECT_EQ(RRType::AAAA(), (*qit)->getType()); \
++qit; \
EXPECT_TRUE(qit == parse_message->endQuestion());
// Incoming data doesn't even contain the complete header. Must be silently
// dropped.
#define SHORT_MESSAGE_TEST \
createDataFromFile("shortmessage_fromWire"); \
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv); \
EXPECT_FALSE(dnsserv.hasAnswer());
// Response messages. Must be silently dropped, whether it's a valid response
// or malformed or could otherwise cause a protocol error.
#define RESPONSE_TEST \
/* A valid (although unusual) response */\
createDataFromFile("simpleresponse_fromWire"); \
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv); \
EXPECT_FALSE(dnsserv.hasAnswer()); \
\
/* A response with a broken question section. must be dropped rather than \
returning FORMERR. */\
createDataFromFile("shortresponse_fromWire"); \
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv); \
EXPECT_FALSE(dnsserv.hasAnswer()); \
\
/* A response to iquery. must be dropped rather than returning NOTIMP. */\
createDataFromFile("iqueryresponse_fromWire"); \
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv); \
EXPECT_FALSE(dnsserv.hasAnswer());
// Query with a broken question
#define SHORT_QUESTION_TEST \
createDataFromFile("shortquestion_fromWire"); \
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv); \
EXPECT_TRUE(dnsserv.hasAnswer()); \
/* Since the query's question is broken, the question section of the \
response should be empty. */\
headerCheck(*parse_message, default_qid, Rcode::FORMERR(), opcode.getCode(), \
QR_FLAG, 0, 0, 0, 0);
// Query with a broken answer section
#define SHORT_ANSWER_TEST \
createDataFromFile("shortanswer_fromWire"); \
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv); \
EXPECT_TRUE(dnsserv.hasAnswer()); \
\
/* This is a bogus query, but question section is valid. So the response \
should copy the question section. */ \
headerCheck(*parse_message, default_qid, Rcode::FORMERR(), opcode.getCode(), \
QR_FLAG, 1, 0, 0, 0); \
\
QuestionIterator qit = parse_message->beginQuestion(); \
EXPECT_EQ(Name("example.com"), (*qit)->getName()); \
EXPECT_EQ(RRClass::IN(), (*qit)->getClass()); \
EXPECT_EQ(RRType::A(), (*qit)->getType()); \
++qit; \
EXPECT_TRUE(qit == parse_message->endQuestion());
// Query with unsupported version of EDNS.
#define EDNS_BADVERS_TEST \
createDataFromFile("queryBadEDNS_fromWire"); \
server.processMessage(*io_message, parse_message, response_obuffer, &dnsserv); \
EXPECT_TRUE(dnsserv.hasAnswer()); \
\
/* The response must have an EDNS OPT RR in the additional section. \
Note that the DNSSEC DO bit is cleared even if this bit in the query \
is set. This is a limitation of the current implementation. */ \
headerCheck(*parse_message, default_qid, Rcode::BADVERS(), opcode.getCode(), \
QR_FLAG, 1, 0, 0, 1); \
EXPECT_EQ(4096, parse_message->getUDPSize()); \
EXPECT_FALSE(parse_message->isDNSSECSupported());