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msgpack/test/msgpack_cpp17.cpp

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#include <msgpack.hpp>
#define BOOST_TEST_MODULE MSGPACK_CPP17
#include <boost/test/unit_test.hpp>
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
// For C++ standards lower than C++17
BOOST_AUTO_TEST_CASE(dummy)
{
}
#if MSGPACK_CPP_VERSION >= 201703
// C++17
#if MSGPACK_HAS_INCLUDE(<optional>)
BOOST_AUTO_TEST_CASE(optional_pack_convert_nil)
{
std::stringstream ss;
std::optional<int> val1;
msgpack::pack(ss, val1);
std::string const& str = ss.str();
msgpack::object_handle oh =
msgpack::unpack(str.data(), str.size());
std::optional<int> val2 = oh.get().as<std::optional<int> >();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(optional_pack_convert_int)
{
std::stringstream ss;
std::optional<int> val1 = 1;
msgpack::pack(ss, val1);
std::string const& str = ss.str();
msgpack::object_handle oh =
msgpack::unpack(str.data(), str.size());
std::optional<int> val2 = oh.get().as<std::optional<int> >();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(optional_pack_convert_vector)
{
typedef std::optional<std::vector<int> > ovi_t;
std::stringstream ss;
ovi_t val1;
std::vector<int> v;
v.push_back(1);
v.push_back(2);
v.push_back(3);
val1 = v;
msgpack::pack(ss, val1);
std::string const& str = ss.str();
msgpack::object_handle oh =
msgpack::unpack(str.data(), str.size());
ovi_t val2 = oh.get().as<ovi_t>();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(optional_pack_convert_vector_optional)
{
typedef std::vector<std::optional<int> > voi_t;
std::stringstream ss;
voi_t val1;
val1.resize(3);
val1[0] = 1;
val1[2] = 3;
msgpack::pack(ss, val1);
std::string const& str = ss.str();
msgpack::object_handle oh =
msgpack::unpack(str.data(), str.size());
voi_t val2 = oh.get().as<voi_t>();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(optional_object_nil)
{
std::optional<int> val1;
msgpack::object obj(val1);
std::optional<int> val2 = obj.as<std::optional<int> >();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(optional_object_int)
{
std::optional<int> val1 = 1;
msgpack::object obj(val1);
std::optional<int> val2 = obj.as<std::optional<int> >();
BOOST_CHECK(val1 == val2);
}
// Compile error as expected
/*
BOOST_AUTO_TEST_CASE(optional_object_vector)
{
typedef std::optional<std::vector<int> > ovi_t;
ovi_t val1;
std::vector<int> v;
v.push_back(1);
v.push_back(2);
v.push_back(3);
val1 = v;
msgpack::object obj(val1);
ovi_t val2 = obj.as<ovi_t>();
BOOST_CHECK(val1 == val2);
}
*/
BOOST_AUTO_TEST_CASE(optional_object_with_zone_nil)
{
msgpack::zone z;
std::optional<int> val1;
msgpack::object obj(val1, z);
std::optional<int> val2 = obj.as<std::optional<int> >();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(optional_object_with_zone_int)
{
msgpack::zone z;
std::optional<int> val1 = 1;
msgpack::object obj(val1, z);
std::optional<int> val2 = obj.as<std::optional<int> >();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(optional_object_with_zone_vector_optional)
{
typedef std::vector<std::optional<int> > voi_t;
msgpack::zone z;
voi_t val1;
val1.resize(3);
val1[0] = 1;
val1[2] = 3;
msgpack::object obj(val1, z);
voi_t val2 = obj.as<voi_t>();
BOOST_CHECK(val1 == val2);
}
struct no_def_con {
no_def_con() = delete;
no_def_con(int i):i(i) {}
int i;
MSGPACK_DEFINE(i);
};
inline bool operator==(no_def_con const& lhs, no_def_con const& rhs) {
return lhs.i == rhs.i;
}
inline bool operator!=(no_def_con const& lhs, no_def_con const& rhs) {
return !(lhs == rhs);
}
namespace msgpack {
MSGPACK_API_VERSION_NAMESPACE(MSGPACK_DEFAULT_API_NS) {
namespace adaptor {
template <>
struct as<no_def_con> {
no_def_con operator()(msgpack::object const& o) const {
if (o.type != msgpack::type::ARRAY) throw msgpack::type_error();
if (o.via.array.size != 1) throw msgpack::type_error();
return no_def_con(o.via.array.ptr[0].as<int>());
}
};
} // adaptor
} // MSGPACK_API_VERSION_NAMESPACE(MSGPACK_DEFAULT_API_NS)
} // msgpack
BOOST_AUTO_TEST_CASE(optional_pack_convert_no_def_con)
{
std::stringstream ss;
std::optional<no_def_con> val1 = no_def_con(1);
msgpack::pack(ss, val1);
std::string const& str = ss.str();
msgpack::object_handle oh =
msgpack::unpack(str.data(), str.size());
std::optional<no_def_con> val2 = oh.get().as<std::optional<no_def_con>>();
BOOST_CHECK(val1 == val2);
}
#endif // MSGPACK_HAS_INCLUDE(<optional>)
#if MSGPACK_HAS_INCLUDE(<string_view>)
BOOST_AUTO_TEST_CASE(string_view_pack_convert)
{
std::stringstream ss;
std::string s = "ABC";
std::string_view val1(s);
msgpack::pack(ss, val1);
std::string const& str = ss.str();
msgpack::object_handle oh;
msgpack::unpack(oh, str.data(), str.size());
std::string_view val2 = oh.get().as<std::string_view>();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(string_view_object)
{
std::string s = "ABC";
std::string_view val1(s);
msgpack::object obj(val1);
std::string_view val2 = obj.as<std::string_view>();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(string_view_object_with_zone)
{
msgpack::zone z;
std::string s = "ABC";
std::string_view val1(s);
msgpack::object obj(val1, z);
std::string_view val2 = obj.as<std::string_view>();
BOOST_CHECK(val1 == val2);
}
#endif // MSGPACK_HAS_INCLUDE(<string_view>)
BOOST_AUTO_TEST_CASE(byte_pack_convert)
{
std::stringstream ss;
std::byte val1{0xff};
msgpack::pack(ss, val1);
msgpack::object_handle oh;
std::string const& str = ss.str();
msgpack::unpack(oh, str.data(), str.size());
std::byte val2 = oh.get().as<std::byte>();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(byte_object)
{
std::byte val1{0x00};
msgpack::object obj(val1);
std::byte val2 = obj.as<std::byte>();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(byte_object_with_zone)
{
msgpack::zone z;
std::byte val1{80};
msgpack::object obj(val1, z);
std::byte val2 = obj.as<std::byte>();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(vector_byte_pack_convert)
{
std::stringstream ss;
std::vector<std::byte> val1{
std::byte{0x01}, std::byte{0x02}, std::byte{0x7f}, std::byte{0x80}, std::byte{0xff}
};
msgpack::pack(ss, val1);
std::string const& str = ss.str();
char packed[] = { char(0xc4), char(0x05), char(0x01), char(0x02), char(0x7f), char(0x80), char(0xff) };
BOOST_CHECK_EQUAL(str.size(), sizeof(packed));
for (size_t i = 0; i != sizeof(packed); ++i) {
BOOST_CHECK_EQUAL(str[i], packed[i]);
}
msgpack::object_handle oh;
msgpack::unpack(oh, str.data(), str.size());
std::vector<std::byte> val2 = oh.get().as<std::vector<std::byte>>();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(vector_byte_object)
{
std::vector<std::byte> val1{
std::byte{0x01}, std::byte{0x02}, std::byte{0x7f}, std::byte{0x80}, std::byte{0xff}
};
// Caller need to manage val1's lifetime. The Data is not copied.
msgpack::object obj(val1);
std::vector<std::byte> val2 = obj.as<std::vector<std::byte>>();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(vector_byte_object_with_zone)
{
msgpack::zone z;
std::vector<std::byte> val1{
std::byte{0x01}, std::byte{0x02}, std::byte{0x7f}, std::byte{0x80}, std::byte{0xff}
};
msgpack::object obj(val1, z);
std::vector<std::byte> val2 = obj.as<std::vector<std::byte>>();
BOOST_CHECK(val1 == val2);
}
BOOST_AUTO_TEST_CASE(array_byte_pack_convert)
{
std::stringstream ss;
std::array<std::byte, 5> val1{
std::byte{0x01}, std::byte{0x02}, std::byte{0x7f}, std::byte{0x80}, std::byte{0xff}
};
msgpack::pack(ss, val1);
std::string const& str = ss.str();
char packed[] = { char(0xc4), char(0x05), char(0x01), char(0x02), char(0x7f), char(0x80), char(0xff) };
BOOST_CHECK_EQUAL(str.size(), sizeof(packed));
for (size_t i = 0; i != sizeof(packed); ++i) {
BOOST_CHECK_EQUAL(str[i], packed[i]);
}
{
msgpack::object_handle oh;
msgpack::unpack(oh, str.data(), str.size());
auto val2 = oh.get().as<std::array<std::byte, 5>>();
BOOST_CHECK(val1 == val2);
}
{
msgpack::object_handle oh;
msgpack::unpack(oh, str.data(), str.size());
BOOST_CHECK_THROW((oh.get().as<std::array<std::byte, 0>>()), msgpack::type_error);
BOOST_CHECK_THROW((oh.get().as<std::array<std::byte, 1>>()), msgpack::type_error);
BOOST_CHECK_THROW((oh.get().as<std::array<std::byte, 8192>>()), msgpack::type_error);
}
}
BOOST_AUTO_TEST_CASE(array_byte_object)
{
std::array<std::byte, 5> val1{
std::byte{0x01}, std::byte{0x02}, std::byte{0x7f}, std::byte{0x80}, std::byte{0xff}
};
// Caller need to manage val1's lifetime. The Data is not copied.
msgpack::object obj(val1);
auto val2 = obj.as<std::array<std::byte, 5>>();
BOOST_CHECK(val1 == val2);
BOOST_CHECK_THROW((obj.as<std::array<std::byte, 0>>()), msgpack::type_error);
BOOST_CHECK_THROW((obj.as<std::array<std::byte, 1>>()), msgpack::type_error);
BOOST_CHECK_THROW((obj.as<std::array<std::byte, 8192>>()), msgpack::type_error);
}
BOOST_AUTO_TEST_CASE(array_byte_object_with_zone)
{
msgpack::zone z;
std::array<std::byte, 5> val1{
std::byte{0x01}, std::byte{0x02}, std::byte{0x7f}, std::byte{0x80}, std::byte{0xff}
};
msgpack::object obj(val1, z);
auto val2 = obj.as<std::array<std::byte, 5>>();
BOOST_CHECK(val1 == val2);
BOOST_CHECK_THROW((obj.as<std::array<std::byte, 0>>()), msgpack::type_error);
BOOST_CHECK_THROW((obj.as<std::array<std::byte, 1>>()), msgpack::type_error);
BOOST_CHECK_THROW((obj.as<std::array<std::byte, 8192>>()), msgpack::type_error);
}
BOOST_AUTO_TEST_CASE(array_byte_empty_pack_convert)
{
std::stringstream ss;
std::array<std::byte, 0> val1{};
msgpack::pack(ss, val1);
std::string const& str = ss.str();
char packed[] = { char(0xc4), char(0x00) };
BOOST_CHECK_EQUAL(str.size(), sizeof(packed));
for (size_t i = 0; i != sizeof(packed); ++i) {
BOOST_CHECK_EQUAL(str[i], packed[i]);
}
{
msgpack::object_handle oh;
msgpack::unpack(oh, str.data(), str.size());
auto val2 = oh.get().as<std::array<std::byte, 0>>();
BOOST_CHECK(val1 == val2);
}
{
msgpack::object_handle oh;
msgpack::unpack(oh, str.data(), str.size());
BOOST_CHECK_THROW((oh.get().as<std::array<std::byte, 1>>()), msgpack::type_error);
BOOST_CHECK_THROW((oh.get().as<std::array<std::byte, 8192>>()), msgpack::type_error);
}
}
BOOST_AUTO_TEST_CASE(array_byte_empty_object)
{
std::array<std::byte, 0> val1{};
// Caller need to manage val1's lifetime. The Data is not copied.
msgpack::object obj(val1);
auto val2 = obj.as<std::array<std::byte, 0>>();
BOOST_CHECK(val1 == val2);
BOOST_CHECK_THROW((obj.as<std::array<std::byte, 1>>()), msgpack::type_error);
BOOST_CHECK_THROW((obj.as<std::array<std::byte, 8192>>()), msgpack::type_error);
}
BOOST_AUTO_TEST_CASE(array_byte_empty_object_with_zone)
{
msgpack::zone z;
std::array<std::byte, 0> val1{};
msgpack::object obj(val1, z);
auto val2 = obj.as<std::array<std::byte, 0>>();
BOOST_CHECK(val1 == val2);
BOOST_CHECK_THROW((obj.as<std::array<std::byte, 1>>()), msgpack::type_error);
BOOST_CHECK_THROW((obj.as<std::array<std::byte, 8192>>()), msgpack::type_error);
}
BOOST_AUTO_TEST_CASE(carray_byte_pack_convert)
{
std::stringstream ss;
std::byte val1[] = {
std::byte{0x01}, std::byte{0x02}, std::byte{0x7f}, std::byte{0x80}, std::byte{0xff}
};
msgpack::pack(ss, val1);
std::string const& str = ss.str();
char packed[] = { char(0xc4), char(0x05), char(0x01), char(0x02), char(0x7f), char(0x80), char(0xff) };
BOOST_CHECK_EQUAL(str.size(), sizeof(packed));
for (size_t i = 0; i != sizeof(packed); ++i) {
BOOST_CHECK_EQUAL(str[i], packed[i]);
}
msgpack::object_handle oh;
msgpack::unpack(oh, str.data(), str.size());
std::byte val2[sizeof(val1)];
oh.get().convert(val2);
for (size_t i = 0; i != sizeof(val1); ++i) {
BOOST_CHECK(val1[i] == val2[i]);
}
}
BOOST_AUTO_TEST_CASE(carray_byte_object_with_zone)
{
msgpack::zone z;
std::byte val1[] = {
std::byte{0x01}, std::byte{0x02}, std::byte{0x7f}, std::byte{0x80}, std::byte{0xff}
};
msgpack::object obj(val1, z);
std::byte val2[sizeof(val1)];
obj.convert(val2);
for (size_t i = 0; i != sizeof(val1); ++i) {
BOOST_CHECK(val1[i] == val2[i]);
}
}
#if defined(MSGPACK_USE_STD_VARIANT_ADAPTOR)
BOOST_AUTO_TEST_CASE(variant_pack_unpack_as) {
std::stringstream ss;
std::variant<bool, int, float, double> val1{1.0};
msgpack::pack(ss, val1);
std::string const& str = ss.str();
msgpack::object_handle oh =
msgpack::unpack(str.data(), str.size());
std::variant<bool, int, float, double> val2 =
oh.get().as<std::variant<bool, int, float, double> >();
BOOST_CHECK(val1 == val2);
BOOST_CHECK_THROW((oh.get().as<std::variant<bool>>()), msgpack::type_error);
{
std::stringstream same_ss;
std::variant<int, float, int> same_expected{std::in_place_index<2>, 2};
msgpack::pack(same_ss, same_expected);
std::string const& same_str = same_ss.str();
msgpack::object_handle same_oh =
msgpack::unpack(same_str.data(), same_str.size());
std::variant<int, float, int> same_actual = same_oh->as<std::variant<int, float, int>>();
BOOST_CHECK(same_expected == same_actual);
}
{
std::stringstream same_ss;
std::variant<int, int> same_expected{std::in_place_index<1>, 2};
msgpack::pack(same_ss, same_expected);
std::string const& same_str = same_ss.str();
msgpack::object_handle same_oh =
msgpack::unpack(same_str.data(), same_str.size());
std::variant<int, int> same_actual = same_oh->as<std::variant<int, int>>();
BOOST_CHECK(same_expected == same_actual);
}
}
BOOST_AUTO_TEST_CASE(variant_with_zone) {
msgpack::zone z;
std::variant<bool, int, float, double> val1{1.0};
msgpack::object obj(val1, z);
std::variant<bool, int, float, double> val2 = obj.as<std::variant<bool, int, float, double>>();
BOOST_CHECK(val1 == val2);
BOOST_CHECK_THROW((obj.as<std::variant<bool>>()), msgpack::type_error);
}
#endif // defined(MSGPACK_USE_STD_VARIANT_ADAPTOR)
#endif // MSGPACK_CPP_VERSION >= 201703
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