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145 | // Copyright (C) 2010-2024 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include <config.h>
#include <dns/exceptions.h>
#include <dns/messagerenderer.h>
#include <dns/rdata.h>
#include <dns/rdataclass.h>
#include <dns/rrclass.h>
#include <dns/rrtype.h>
#include <dns/tests/unittest_util.h>
#include <dns/tests/rdata_unittest.h>
#include <util/unittests/wiredata.h>
#include <util/buffer.h>
#include <gtest/gtest.h><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
using namespace isc::dns;
using namespace isc::dns::rdata;
using namespace isc::util;
using isc::UnitTestUtil;
using isc::util::unittests::matchWireData;
using namespace std;
namespace {
class Rdata_NS_Test : public RdataTest {
public:
Rdata_NS_Test() :
rdata_ns("ns.example.com."),
rdata_ns2("ns2.example.com.") {
}
const generic::NS rdata_ns;
const generic::NS rdata_ns2;
};
const uint8_t wiredata_ns[] = {
0x02, 0x6e, 0x73, 0x07, 0x65, 0x78, 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x03,
0x63, 0x6f, 0x6d, 0x00 };
const uint8_t wiredata_ns2[] = {
// first name: ns.example.com.
0x02, 0x6e, 0x73, 0x07, 0x65, 0x78, 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x03,
0x63, 0x6f, 0x6d, 0x00,
// second name: ns2.example.com. all labels except the first should be
// compressed.
0x03, 0x6e, 0x73, 0x32, 0xc0, 0x03 };
TEST_F(Rdata_NS_Test, createFromText) {<--- syntax error
EXPECT_EQ(0, rdata_ns.compare(generic::NS("ns.example.com.")));
// explicitly add a trailing dot. should be the same RDATA.
EXPECT_EQ(0, rdata_ns.compare(generic::NS("ns.example.com.")));
// should be case sensitive.
EXPECT_EQ(0, rdata_ns.compare(generic::NS("NS.EXAMPLE.COM.")));
// RDATA of a class-independent type should be recognized for any
// "unknown" class.
EXPECT_EQ(0, rdata_ns.compare(*createRdata(RRType("NS"), RRClass(65000),
"ns.example.com.")));
}
TEST_F(Rdata_NS_Test, badText) {
// Extra input at end of line
EXPECT_THROW(generic::NS("ns.example.com. extra."), InvalidRdataText);
}
TEST_F(Rdata_NS_Test, createFromWire) {
EXPECT_EQ(0, rdata_ns.compare(
*rdataFactoryFromFile(RRType("NS"), RRClass("IN"),
"rdata_ns_fromWire")));
// RDLENGTH is too short
EXPECT_THROW(rdataFactoryFromFile(RRType("NS"), RRClass("IN"),
"rdata_ns_fromWire", 18),
InvalidRdataLength);
// RDLENGTH is too long
EXPECT_THROW(rdataFactoryFromFile(RRType("NS"), RRClass("IN"),
"rdata_ns_fromWire", 36),
InvalidRdataLength);
// incomplete name. the error should be detected in the name constructor
EXPECT_THROW(rdataFactoryFromFile(RRType("NS"), RRClass("IN"),
"rdata_ns_fromWire", 71),
DNSMessageFORMERR);
EXPECT_EQ(0, generic::NS("ns2.example.com.").compare(
*rdataFactoryFromFile(RRType("NS"), RRClass("IN"),
"rdata_ns_fromWire", 55)));
EXPECT_THROW(*rdataFactoryFromFile(RRType("NS"), RRClass("IN"),
"rdata_ns_fromWire", 63),
InvalidRdataLength);
}
TEST_F(Rdata_NS_Test, createFromLexer) {
EXPECT_EQ(0, rdata_ns.compare(
*test::createRdataUsingLexer(RRType::NS(), RRClass::IN(),
"ns.example.com.")));
// test::createRdataUsingLexer() constructs relative to
// "example.org." origin.
EXPECT_EQ(0, generic::NS("ns8.example.org.").compare(
*test::createRdataUsingLexer(RRType::NS(), RRClass::IN(),
"ns8")));
// Exceptions cause null to be returned.
EXPECT_FALSE(test::createRdataUsingLexer(RRType::NS(), RRClass::IN(),
""));
// Extra input at end of line
EXPECT_FALSE(test::createRdataUsingLexer(RRType::NS(), RRClass::IN(),
"ns.example.com. extra."));
}
TEST_F(Rdata_NS_Test, toWireBuffer) {
rdata_ns.toWire(obuffer);
matchWireData(wiredata_ns, sizeof(wiredata_ns),
obuffer.getData(), obuffer.getLength());
}
TEST_F(Rdata_NS_Test, toWireRenderer) {
rdata_ns.toWire(renderer);
matchWireData(wiredata_ns, sizeof(wiredata_ns),
renderer.getData(), renderer.getLength());
rdata_ns2.toWire(renderer);
matchWireData(wiredata_ns2, sizeof(wiredata_ns2),
renderer.getData(), renderer.getLength());
}
TEST_F(Rdata_NS_Test, toText) {
EXPECT_EQ("ns.example.com.", rdata_ns.toText());
}
TEST_F(Rdata_NS_Test, compare) {
generic::NS small("a.example.");
generic::NS large("example.");
EXPECT_TRUE(Name("a.example") > Name("example"));
EXPECT_GT(0, small.compare(large));
}
TEST_F(Rdata_NS_Test, getNSName) {
EXPECT_EQ(Name("ns.example.com."), rdata_ns.getNSName());
}
}
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