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// Copyright (C) 2010-2015 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 <string>
#include <exceptions/exceptions.h>
#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;
using namespace isc::dns;
using namespace isc::util;
using namespace isc::dns::rdata;
using isc::UnitTestUtil;
using isc::util::unittests::matchWireData;
namespace {
class Rdata_DNSKEY_Test : public RdataTest {
protected:
Rdata_DNSKEY_Test() :
dnskey_txt("257 3 5 BEAAAAOhHQDBrhQbtphgq2wQUpEQ5t4DtUHxoMV"
"Fu2hWLDMvoOMRXjGrhhCeFvAZih7yJHf8ZGfW6hd38hXG/x"
"ylYCO6Krpbdojwx8YMXLA5/kA+u50WIL8ZR1R6KTbsYVMf/"
"Qx5RiNbPClw+vT+U8eXEJmO20jIS1ULgqy347cBB1zMnnz/"
"4LJpA0da9CbKj3A254T515sNIMcwsB8/2+2E63/zZrQzBkj"
"0BrN/9Bexjpiks3jRhZatEsXn3dTy47R09Uix5WcJt+xzqZ"
"7+ysyLKOOedS39Z7SDmsn2eA0FKtQpwA6LXeG2w+jxmw3oA"
"8lVUgEf/rzeC/bByBNsO70aEFTd"),
dnskey_txt2("257 3 5 YmluZDEwLmlzYy5vcmc="),
rdata_dnskey(dnskey_txt),
rdata_dnskey2(dnskey_txt2)
{}
void checkFromText_None(const string& rdata_str) {
checkFromText<generic::DNSKEY, isc::Exception, isc::Exception>(
rdata_str, rdata_dnskey2, false, false);
}
void checkFromText_InvalidText(const string& rdata_str) {
checkFromText<generic::DNSKEY, InvalidRdataText, InvalidRdataText>(
rdata_str, rdata_dnskey2, true, true);
}
void checkFromText_InvalidLength(const string& rdata_str) {
checkFromText<generic::DNSKEY, InvalidRdataLength, InvalidRdataLength>(
rdata_str, rdata_dnskey2, true, true);
}
void checkFromText_BadValue(const string& rdata_str) {
checkFromText<generic::DNSKEY, BadValue, BadValue>(
rdata_str, rdata_dnskey2, true, true);
}
void checkFromText_LexerError(const string& rdata_str) {
checkFromText
<generic::DNSKEY, InvalidRdataText, MasterLexer::LexerError>(
rdata_str, rdata_dnskey2, true, true);
}
void checkFromText_BadString(const string& rdata_str) {
checkFromText
<generic::DNSKEY, InvalidRdataText, isc::Exception>(
rdata_str, rdata_dnskey2, true, false);
}
const string dnskey_txt;
const string dnskey_txt2;
const generic::DNSKEY rdata_dnskey;
const generic::DNSKEY rdata_dnskey2;
};
TEST_F(Rdata_DNSKEY_Test, fromText) {
EXPECT_EQ(dnskey_txt, rdata_dnskey.toText());
// Space in key data is OK
checkFromText_None("257 3 5 YmluZDEw LmlzYy5vcmc=");
// Delimited number in key data is OK
checkFromText_None("257 3 5 YmluZDEwLmlzYy 5 vcmc=");
// Missing keydata is OK
EXPECT_NO_THROW(const generic::DNSKEY rdata_dnskey3("257 3 5"));
// Key data too short for RSA/MD5 algorithm is OK when
// constructing. But getTag() on this object would throw (see
// .getTag tests).
EXPECT_NO_THROW(const generic::DNSKEY rdata_dnskey4("1 1 1 YQ=="));
// Flags field out of range
checkFromText_InvalidText("65536 3 5 YmluZDEwLmlzYy5vcmc=");
// Protocol field out of range
checkFromText_InvalidText("257 256 5 YmluZDEwLmlzYy5vcmc=");
// Algorithm field out of range
checkFromText_InvalidText("257 3 256 YmluZDEwLmlzYy5vcmc=");
// Missing algorithm field
checkFromText_LexerError("257 3 YmluZDEwLmlzYy5vcmc=");
// Invalid key data field (not Base64)
checkFromText_BadValue("257 3 5 BAAAAAAAAAAAD");
// String instead of number
checkFromText_LexerError("foo 3 5 YmluZDEwLmlzYy5vcmc=");
checkFromText_LexerError("257 foo 5 YmluZDEwLmlzYy5vcmc=");
checkFromText_LexerError("257 3 foo YmluZDEwLmlzYy5vcmc=");
// Trailing garbage. This should cause only the string constructor
// to fail, but the lexer constructor must be able to continue
// parsing from it.
checkFromText_BadString("257 3 5 YmluZDEwLmlzYy5vcmc= ; comment\n"
"257 3 4 YmluZDEwLmlzYy5vcmc=");
// Unmatched parenthesis should cause a lexer error
checkFromText_LexerError("257 3 5 )YmluZDEwLmlzYy5vcmc=");
}
TEST_F(Rdata_DNSKEY_Test, assign) {
generic::DNSKEY rdata_dnskey2("257 3 5 YQ==");
rdata_dnskey2 = rdata_dnskey;
EXPECT_EQ(0, rdata_dnskey.compare(rdata_dnskey2));
}
TEST_F(Rdata_DNSKEY_Test, createFromLexer) {
EXPECT_EQ(0, rdata_dnskey.compare(
*test::createRdataUsingLexer(RRType::DNSKEY(), RRClass::IN(),
dnskey_txt)));
}
TEST_F(Rdata_DNSKEY_Test, toWireRenderer) {
renderer.skip(2);
rdata_dnskey.toWire(renderer);
vector<unsigned char> data;
UnitTestUtil::readWireData("rdata_dnskey_fromWire.wire", data);
matchWireData(&data[2], data.size() - 2,
static_cast<const uint8_t *>(renderer.getData()) + 2,
renderer.getLength() - 2);
}
TEST_F(Rdata_DNSKEY_Test, toWireBuffer) {
rdata_dnskey.toWire(obuffer);
vector<unsigned char> data;
UnitTestUtil::readWireData("rdata_dnskey_fromWire.wire", data);
matchWireData(&data[2], data.size() - 2,
obuffer.getData(), obuffer.getLength());
}
TEST_F(Rdata_DNSKEY_Test, createFromWire) {
EXPECT_EQ(0, rdata_dnskey.compare(
*rdataFactoryFromFile(RRType("DNSKEY"), RRClass("IN"),
"rdata_dnskey_fromWire.wire")));
// Missing keydata is OK
const generic::DNSKEY rdata_dnskey_missing_keydata("257 3 5");
EXPECT_EQ(0, rdata_dnskey_missing_keydata.compare(
*rdataFactoryFromFile(RRType("DNSKEY"), RRClass("IN"),
"rdata_dnskey_empty_keydata_fromWire.wire")));
}
TEST_F(Rdata_DNSKEY_Test, getTag) {
EXPECT_EQ(12892, rdata_dnskey.getTag());
// Short keydata with algorithm RSA/MD5 must throw.
const generic::DNSKEY rdata_dnskey_short_keydata1("1 1 1 YQ==");
EXPECT_THROW(rdata_dnskey_short_keydata1.getTag(), isc::OutOfRange);
// Short keydata with algorithm not RSA/MD5 must not throw.
const generic::DNSKEY rdata_dnskey_short_keydata2("257 3 5 YQ==");
EXPECT_NO_THROW(rdata_dnskey_short_keydata2.getTag());
}
TEST_F(Rdata_DNSKEY_Test, getAlgorithm) {
EXPECT_EQ(5, rdata_dnskey.getAlgorithm());
}
TEST_F(Rdata_DNSKEY_Test, getFlags) {
EXPECT_EQ(257, rdata_dnskey.getFlags());
}
}
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