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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2013-2022 Regents of the University of California.
*
* This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
*
* ndn-cxx library is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later version.
*
* ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
*
* You should have received copies of the GNU General Public License and GNU Lesser
* General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
* <http://www.gnu.org/licenses/>.
*
* See AUTHORS.md for complete list of ndn-cxx authors and contributors.
*/
#include "ndn-cxx/encoding/block-helpers.hpp"
#include "ndn-cxx/name.hpp"
#include "tests/boost-test.hpp"
namespace ndn {
namespace encoding {
namespace tests {
BOOST_AUTO_TEST_SUITE(Encoding)
BOOST_AUTO_TEST_SUITE(TestBlockHelpers)
enum E8 : uint8_t
{
E8_NONE
};
enum class EC8 : uint8_t
{
NONE
};
enum E16 : uint16_t
{
E16_NONE
};
enum class EC16 : uint16_t
{
NONE
};
BOOST_AUTO_TEST_CASE(NonNegativeInteger)
{
Block b = makeNonNegativeIntegerBlock(100, 1000);
BOOST_CHECK_EQUAL(b.type(), 100);
BOOST_CHECK_GT(b.value_size(), 0);
BOOST_CHECK_EQUAL(readNonNegativeInteger(b), 1000);
BOOST_CHECK_THROW(readNonNegativeInteger(Block()), tlv::Error);
BOOST_CHECK_THROW(readNonNegativeIntegerAs<uint8_t>(b), tlv::Error);
BOOST_CHECK_EQUAL(readNonNegativeIntegerAs<uint16_t>(b), 1000);
BOOST_CHECK_EQUAL(readNonNegativeIntegerAs<size_t>(b), 1000);
BOOST_CHECK_THROW(readNonNegativeIntegerAs<E8>(b), tlv::Error);
BOOST_CHECK_EQUAL(static_cast<uint16_t>(readNonNegativeIntegerAs<E16>(b)), 1000);
BOOST_CHECK_THROW(readNonNegativeIntegerAs<EC8>(b), tlv::Error);
BOOST_CHECK_EQUAL(static_cast<uint16_t>(readNonNegativeIntegerAs<EC16>(b)), 1000);
}
BOOST_AUTO_TEST_CASE(Empty)
{
Block b = makeEmptyBlock(200);
BOOST_CHECK_EQUAL(b.type(), 200);
BOOST_CHECK_EQUAL(b.value_size(), 0);
}
BOOST_AUTO_TEST_CASE(String)
{
Block b = makeStringBlock(100, "Hello, world!");
BOOST_CHECK_EQUAL(b.type(), 100);
BOOST_CHECK_GT(b.value_size(), 0);
BOOST_CHECK_EQUAL(readString(b), "Hello, world!");
}
BOOST_AUTO_TEST_CASE(Double)
{
const double f = 0.25;
Block b = makeDoubleBlock(100, f);
BOOST_CHECK_EQUAL(b, "64083FD0000000000000"_block);
EncodingEstimator estimator;
size_t totalLength = prependDoubleBlock(estimator, 100, f);
EncodingBuffer encoder(totalLength, 0);
prependDoubleBlock(encoder, 100, f);
BOOST_CHECK_EQUAL(encoder.block(), b);
BOOST_CHECK_EQUAL(readDouble(b), f);
BOOST_CHECK_THROW(readDouble("4200"_block), tlv::Error);
BOOST_CHECK_THROW(readDouble("64043E800000"_block), tlv::Error);
}
BOOST_AUTO_TEST_CASE(Binary)
{
std::string buf1{1, 1, 1, 1};
const uint8_t buf2[]{1, 1, 1, 1};
std::list<uint8_t> buf3{1, 1, 1, 1};
Block b1 = makeBinaryBlock(100, buf1.data(), buf1.size()); // char* overload
Block b2 = makeBinaryBlock(100, buf2); // span overload
Block b3 = makeBinaryBlock(100, buf1.begin(), buf1.end()); // fast encoding (random access iterator)
Block b4 = makeBinaryBlock(100, buf3.begin(), buf3.end()); // slow encoding (general iterator)
BOOST_CHECK_EQUAL(b1, b2);
BOOST_CHECK_EQUAL(b1, b3);
BOOST_CHECK_EQUAL(b1, b4);
BOOST_CHECK_EQUAL(b1.type(), 100);
BOOST_CHECK_EQUAL(b1.value_size(), buf1.size());
BOOST_CHECK_EQUAL_COLLECTIONS(b1.value_begin(), b1.value_end(), buf2, buf2 + sizeof(buf2));
EncodingEstimator estimator;
size_t length = prependBinaryBlock(estimator, 100, buf2);
BOOST_CHECK_EQUAL(length, 6);
EncodingBuffer encoder(length, 0);
BOOST_CHECK_EQUAL(prependBinaryBlock(encoder, 100, buf2), 6);
BOOST_CHECK_EQUAL(encoder.block(), b1);
}
BOOST_AUTO_TEST_CASE(PrependBlock)
{
EncodingEstimator estimator;
Block b1({0x01, 0x03, 0x00, 0x00, 0x00});
size_t length = prependBlock(estimator, b1);
BOOST_CHECK_EQUAL(length, 5);
Block b2(100, b1);
length += prependBlock(estimator, b2);
BOOST_CHECK_EQUAL(length, 12);
EncodingBuffer encoder(length, 0);
BOOST_CHECK_EQUAL(prependBlock(encoder, b1), 5);
BOOST_CHECK_EQUAL(prependBlock(encoder, b2), 7);
BOOST_CHECK_EQUAL(encoder.size(), 12);
encoder.prependVarNumber(encoder.size());
encoder.prependVarNumber(200);
BOOST_CHECK_EQUAL(encoder.block(), "C80C 64050103000000 0103000000"_block);
}
BOOST_AUTO_TEST_CASE(Nested)
{
Name name("ndn:/Hello/World!");
Block b1 = makeNestedBlock(100, name);
BOOST_CHECK_EQUAL(b1.type(), 100);
b1.parse();
BOOST_CHECK_EQUAL(b1.elements().size(), 1);
BOOST_CHECK_EQUAL(b1.elements().begin()->type(), name.wireEncode().type());
BOOST_CHECK_EQUAL(*b1.elements().begin(), name.wireEncode());
}
BOOST_AUTO_TEST_CASE(NestedSequence)
{
std::vector<Name> names;
names.emplace_back("/A");
names.emplace_back("/B");
Block b1 = makeNestedBlock(100, names.begin(), names.end());
BOOST_CHECK_EQUAL(b1.type(), 100);
b1.parse();
auto elements = b1.elements();
BOOST_REQUIRE_EQUAL(elements.size(), 2);
BOOST_CHECK_EQUAL(Name(elements[0]), names[0]);
BOOST_CHECK_EQUAL(Name(elements[1]), names[1]);
}
BOOST_AUTO_TEST_SUITE_END() // TestBlockHelpers
BOOST_AUTO_TEST_SUITE_END() // Encoding
} // namespace tests
} // namespace encoding
} // namespace ndn