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// Copyright (C) 2011-2019 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 <algorithm>
#include <string>
#include <util/buffer.h>
#include <dns/messagerenderer.h>
#include <dns/rdata.h>
#include <dns/rdataclass.h>
#include <dns/rrclass.h>
#include <dns/rrtype.h>
#include <gtest/gtest.h>
#include <dns/tests/unittest_util.h>
#include <dns/tests/rdata_unittest.h>
#include <util/unittests/wiredata.h>
using namespace std;
using namespace isc::dns;
using namespace isc::util;
using namespace isc::dns::rdata;
using isc::UnitTestUtil;
using isc::util::unittests::matchWireData;
namespace {
// hacks to make templates work
template <class T>
class RRTYPE : public RRType {
public:
RRTYPE();
};
template<> RRTYPE<generic::DS>::RRTYPE() : RRType(RRType::DS()) {}
template<> RRTYPE<generic::DLV>::RRTYPE() : RRType(RRType::DLV()) {}
template <class DS_LIKE>
class Rdata_DS_LIKE_Test : public RdataTest {
protected:
Rdata_DS_LIKE_Test() :
ds_like_txt("12892 5 2 F1E184C0E1D615D20EB3C223ACED3B03C773DD952D"
"5F0EB5C777586DE18DA6B5"),
rdata_ds_like(ds_like_txt)
{}
const string ds_like_txt;
const DS_LIKE rdata_ds_like;
};
// The list of types we want to test.
typedef testing::Types<generic::DS, generic::DLV> Implementations;
#ifdef TYPED_TEST_SUITE
TYPED_TEST_SUITE(Rdata_DS_LIKE_Test, Implementations);
#else
TYPED_TEST_CASE(Rdata_DS_LIKE_Test, Implementations);
#endif
TYPED_TEST(Rdata_DS_LIKE_Test, createFromText) {
// It's valid for the digest's presentation format to contain
// spaces. See RFC4034 section 5.3.
EXPECT_EQ(0, this->rdata_ds_like.compare(
TypeParam("12892 5 2 F1E184C0E1D615D20EB3C223ACED3B03C773DD952D5F0EB5"
"C777 58 6DE18 \t DA6B5")));
}
TYPED_TEST(Rdata_DS_LIKE_Test, toText_DS_LIKE) {
EXPECT_EQ(this->ds_like_txt, this->rdata_ds_like.toText());
}
TYPED_TEST(Rdata_DS_LIKE_Test, badText_DS_LIKE) {
EXPECT_THROW(const TypeParam ds_like2("99999 5 2 BEEF"), InvalidRdataText);
EXPECT_THROW(const TypeParam ds_like2("11111 555 2 BEEF"),
InvalidRdataText);
EXPECT_THROW(const TypeParam ds_like2("11111 5 22222 BEEF"),
InvalidRdataText);
EXPECT_THROW(const TypeParam ds_like2("11111 5 2"), InvalidRdataText);
EXPECT_THROW(const TypeParam ds_like2("GARBAGE IN"), InvalidRdataText);
// no space between the digest type and the digest.
EXPECT_THROW(const TypeParam ds_like2(
"12892 5 2F1E184C0E1D615D20EB3C223ACED3B03C773DD952D"
"5F0EB5C777586DE18DA6B5"), InvalidRdataText);
}
TYPED_TEST(Rdata_DS_LIKE_Test, createFromWire_DS_LIKE) {
EXPECT_EQ(0, this->rdata_ds_like.compare(
*this->rdataFactoryFromFile(RRTYPE<TypeParam>(), RRClass::IN(),
"rdata_ds_fromWire")));
}
TYPED_TEST(Rdata_DS_LIKE_Test, createFromLexer_DS_LIKE) {
EXPECT_EQ(0, this->rdata_ds_like.compare(
*test::createRdataUsingLexer(RRTYPE<TypeParam>(), RRClass::IN(),
this->ds_like_txt)));
// Whitespace is okay
EXPECT_EQ(0, this->rdata_ds_like.compare(
*test::createRdataUsingLexer(RRTYPE<TypeParam>(), RRClass::IN(),
"12892 5 2 F1E184C0E1D615D20EB3C223ACED3B0"
"3C773DD952D5F0EB5C777 58 6DE18 \t DA6B5"
)));
// Exceptions cause NULL to be returned.
// Bad tag
EXPECT_FALSE(test::createRdataUsingLexer(RRTYPE<TypeParam>(), RRClass::IN(),
"65536 5 2 BEEF"));
// Bad algorithm
EXPECT_FALSE(test::createRdataUsingLexer(RRTYPE<TypeParam>(), RRClass::IN(),
"1024 256 2 BEEF"));
// Bad digest type
EXPECT_FALSE(test::createRdataUsingLexer(RRTYPE<TypeParam>(), RRClass::IN(),
"2048 2 256 BEEF"));
}
TYPED_TEST(Rdata_DS_LIKE_Test, assignment_DS_LIKE) {
TypeParam copy(this->ds_like_txt);
copy = this->rdata_ds_like;
EXPECT_EQ(0, copy.compare(this->rdata_ds_like));
// Check if the copied data is valid even after the original is deleted
TypeParam* copy2 = new TypeParam(this->rdata_ds_like);
TypeParam copy3(this->ds_like_txt);
copy3 = *copy2;
delete copy2;
EXPECT_EQ(0, copy3.compare(this->rdata_ds_like));
// Self assignment
copy = *©
EXPECT_EQ(0, copy.compare(this->rdata_ds_like));
}
TYPED_TEST(Rdata_DS_LIKE_Test, getTag_DS_LIKE) {
EXPECT_EQ(12892, this->rdata_ds_like.getTag());
}
TYPED_TEST(Rdata_DS_LIKE_Test, toWireRenderer) {
Rdata_DS_LIKE_Test<TypeParam>::renderer.skip(2);
TypeParam rdata_ds_like(this->ds_like_txt);
rdata_ds_like.toWire(this->renderer);
vector<unsigned char> data;
UnitTestUtil::readWireData("rdata_ds_fromWire", data);
matchWireData(&data[2], data.size() - 2,
static_cast<const uint8_t*>(this->renderer.getData()) + 2,
this->renderer.getLength() - 2);
}
TYPED_TEST(Rdata_DS_LIKE_Test, toWireBuffer) {
TypeParam rdata_ds_like(this->ds_like_txt);
rdata_ds_like.toWire(this->obuffer);
}
string ds_like_txt1("12892 5 2 F1E184C0E1D615D20EB3C223ACED3B03C773DD952D"
"5F0EB5C777586DE18DA6B5");
// different tag
string ds_like_txt2("12893 5 2 F1E184C0E1D615D20EB3C223ACED3B03C773DD952D"
"5F0EB5C777586DE18DA6B5");
// different algorithm
string ds_like_txt3("12892 6 2 F1E184C0E1D615D20EB3C223ACED3B03C773DD952D"
"5F0EB5C777586DE18DA6B5");
// different digest type
string ds_like_txt4("12892 5 3 F1E184C0E1D615D20EB3C223ACED3B03C773DD952D"
"5F0EB5C777586DE18DA6B5");
// different digest
string ds_like_txt5("12892 5 2 F2E184C0E1D615D20EB3C223ACED3B03C773DD952D"
"5F0EB5C777586DE18DA6B5");
// different digest length
string ds_like_txt6("12892 5 2 F2E184C0E1D615D20EB3C223ACED3B03C773DD952D"
"5F0EB5C777586DE18DA6B555");
TYPED_TEST(Rdata_DS_LIKE_Test, compare) {
const string ds_like_txt1(
"12892 5 2 F1E184C0E1D615D20EB3C223ACED3B03C773DD952D"
"5F0EB5C777586DE18DA6B5");
// different tag
const string ds_like_txt2(
"12893 5 2 F1E184C0E1D615D20EB3C223ACED3B03C773DD952D"
"5F0EB5C777586DE18DA6B5");
// different algorithm
const string ds_like_txt3(
"12892 6 2 F1E184C0E1D615D20EB3C223ACED3B03C773DD952D"
"5F0EB5C777586DE18DA6B5");
// different digest type
const string ds_like_txt4(
"12892 5 3 F1E184C0E1D615D20EB3C223ACED3B03C773DD952D"
"5F0EB5C777586DE18DA6B5");
// different digest
const string ds_like_txt5(
"12892 5 2 F2E184C0E1D615D20EB3C223ACED3B03C773DD952D"
"5F0EB5C777586DE18DA6B5");
// different digest length
const string ds_like_txt6(
"12892 5 2 F2E184C0E1D615D20EB3C223ACED3B03C773DD952D"
"5F0EB5C777586DE18DA6B555");
// trivial case: self equivalence
EXPECT_EQ(0, TypeParam(this->ds_like_txt).
compare(TypeParam(this->ds_like_txt)));
// non-equivalence tests
EXPECT_LT(TypeParam(ds_like_txt1).compare(TypeParam(ds_like_txt2)), 0);
EXPECT_GT(TypeParam(ds_like_txt2).compare(TypeParam(ds_like_txt1)), 0);
EXPECT_LT(TypeParam(ds_like_txt1).compare(TypeParam(ds_like_txt3)), 0);
EXPECT_GT(TypeParam(ds_like_txt3).compare(TypeParam(ds_like_txt1)), 0);
EXPECT_LT(TypeParam(ds_like_txt1).compare(TypeParam(ds_like_txt4)), 0);
EXPECT_GT(TypeParam(ds_like_txt4).compare(TypeParam(ds_like_txt1)), 0);
EXPECT_LT(TypeParam(ds_like_txt1).compare(TypeParam(ds_like_txt5)), 0);
EXPECT_GT(TypeParam(ds_like_txt5).compare(TypeParam(ds_like_txt1)), 0);
EXPECT_LT(TypeParam(ds_like_txt1).compare(TypeParam(ds_like_txt6)), 0);
EXPECT_GT(TypeParam(ds_like_txt6).compare(TypeParam(ds_like_txt1)), 0);
// comparison attempt between incompatible RR types should be rejected
EXPECT_THROW(this->rdata_ds_like.compare(*this->rdata_nomatch),
bad_cast);
}
}
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