monero-lws/tests/unit/wire/json/read.write.test.cpp
2024-03-16 21:40:48 -04:00

114 lines
3.6 KiB
C++

#include "framework.test.h"
#include <boost/core/demangle.hpp>
#include <boost/range/algorithm/equal.hpp>
#include <cstdint>
#include <type_traits>
#include "wire/traits.h"
#include "wire/json/base.h"
#include "wire/json/read.h"
#include "wire/json/write.h"
#include "wire/vector.h"
#include "wire/wrapper/array.h"
#include "wire/wrappers_impl.h"
#include "wire/base.test.h"
namespace
{
constexpr const char basic_string[] = u8"my_string_data";
constexpr const char basic_json[] =
u8"{\"utf8\":\"my_string_data\",\"vec\":[0,127],\"data\":\"00ff2211\",\"choice\":true}";
template<typename T>
struct basic_object
{
std::string utf8;
std::vector<T> vec;
lws_test::small_blob data;
bool choice;
};
template<typename F, typename T>
void basic_object_map(F& format, T& self)
{
using max_vec = wire::max_element_count<100>;
wire::object(format, WIRE_FIELD(utf8), WIRE_FIELD_ARRAY(vec, max_vec), WIRE_FIELD(data), WIRE_FIELD(choice));
}
template<typename T>
void read_bytes(wire::json_reader& source, basic_object<T>& dest)
{ basic_object_map(source, dest); }
template<typename T>
void write_bytes(wire::json_writer& dest, const basic_object<T>& source)
{ basic_object_map(dest, source); }
template<typename T>
void test_basic_reading(lest::env& lest_env)
{
SETUP("Basic values with " + boost::core::demangle(typeid(T).name()) + " integers")
{
basic_object<T> result{};
EXPECT(!wire::json::from_bytes(std::string{basic_json}, result));
EXPECT(result.utf8 == basic_string);
{
const std::vector<T> expected{0, 127};
EXPECT(result.vec == expected);
}
EXPECT(result.data == lws_test::blob_test1);
EXPECT(result.choice);
}
}
template<typename T>
void test_basic_writing(lest::env& lest_env)
{
SETUP("Basic values with " + boost::core::demangle(typeid(T).name()) + " integers")
{
const basic_object<T> val{basic_string, std::vector<T>{0, 127}, lws_test::blob_test1, true};
epee::byte_slice result{};
EXPECT(!wire::json::to_bytes(result, val));
EXPECT(boost::range::equal(result, std::string{basic_json}));
}
}
}
LWS_CASE("wire::json_reader")
{
using i64_limit = std::numeric_limits<std::int64_t>;
static constexpr const char negative_number[] = "-1";
test_basic_reading<std::int16_t>(lest_env);
test_basic_reading<std::int32_t>(lest_env);
test_basic_reading<std::int64_t>(lest_env);
test_basic_reading<std::intmax_t>(lest_env);
test_basic_reading<std::uint16_t>(lest_env);
test_basic_reading<std::uint32_t>(lest_env);
test_basic_reading<std::uint64_t>(lest_env);
test_basic_reading<std::uintmax_t>(lest_env);
static_assert(0 < i64_limit::max(), "expected 0 < int64_t::max");
static_assert(
i64_limit::max() <= std::numeric_limits<std::uintmax_t>::max(),
"expected int64_t::max <= uintmax_t::max"
);
std::uint64_t one = 0;
std::int64_t two = 0;
std::string big_number = std::to_string(std::uintmax_t(i64_limit::max()) + 1);
EXPECT(wire::json::from_bytes(negative_number, one) == wire::error::schema::larger_integer);
EXPECT(wire::json::from_bytes(std::move(big_number), two) == wire::error::schema::smaller_integer);
}
LWS_CASE("wire::json_writer")
{
test_basic_writing<std::int16_t>(lest_env);
test_basic_writing<std::int32_t>(lest_env);
test_basic_writing<std::int64_t>(lest_env);
test_basic_writing<std::intmax_t>(lest_env);
test_basic_writing<std::uint16_t>(lest_env);
test_basic_writing<std::uint32_t>(lest_env);
test_basic_writing<std::uint64_t>(lest_env);
test_basic_writing<std::uintmax_t>(lest_env);
}