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#define BOOST_TEST_MODULE endian
#include <boost/test/unit_test.hpp>
#include <cstdint>
#include "odil/endian.h"
BOOST_AUTO_TEST_CASE(ToLittleEndian16)
{
uint16_t const input = 0x1234;
std::string const expected("\x34\x12");
BOOST_REQUIRE_EQUAL(
odil::host_to_little_endian(input),
*reinterpret_cast<uint16_t const *>(&expected[0])
);
}
BOOST_AUTO_TEST_CASE(ToLittleEndian32)
{
uint32_t const input = 0x12345678;
std::string const expected("\x78\x56\x34\x12");
BOOST_REQUIRE_EQUAL(
odil::host_to_little_endian(input),
*reinterpret_cast<uint32_t const *>(&expected[0])
);
}
BOOST_AUTO_TEST_CASE(ToBigEndian16)
{
uint16_t const input = 0x1234;
std::string const expected("\x12\x34");
BOOST_REQUIRE_EQUAL(
odil::host_to_big_endian(input),
*reinterpret_cast<uint16_t const *>(&expected[0])
);
}
BOOST_AUTO_TEST_CASE(ToBigEndian32)
{
uint32_t const input = 0x12345678;
std::string const expected("\x12\x34\x56\x78");
BOOST_REQUIRE_EQUAL(
odil::host_to_big_endian(input),
*reinterpret_cast<uint32_t const *>(&expected[0])
);
}
BOOST_AUTO_TEST_CASE(FromLittleEndian16)
{
std::string const input("\x34\x12");
uint16_t const expected = 0x1234;
BOOST_REQUIRE_EQUAL(
odil::little_endian_to_host(
*reinterpret_cast<uint16_t const *>(&input[0])),
expected
);
}
BOOST_AUTO_TEST_CASE(FromLittleEndian32)
{
std::string const input("\x78\x56\x34\x12");
uint32_t const expected = 0x12345678;
BOOST_REQUIRE_EQUAL(
odil::little_endian_to_host(
*reinterpret_cast<uint32_t const *>(&input[0])),
expected
);
}
BOOST_AUTO_TEST_CASE(FromBigEndian16)
{
std::string const input("\x12\x34");
uint16_t const expected = 0x1234;
BOOST_REQUIRE_EQUAL(
odil::big_endian_to_host(
*reinterpret_cast<uint16_t const *>(&input[0])),
expected
);
}
BOOST_AUTO_TEST_CASE(FromBigEndian32)
{
std::string const input("\x12\x34\x56\x78");
uint32_t const expected = 0x12345678;
BOOST_REQUIRE_EQUAL(
odil::big_endian_to_host(
*reinterpret_cast<uint32_t const *>(&input[0])),
expected
);
}
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