/
githubmirror
/
json
Обзор
Документация
Войти
/
githubmirror
/
json
Код
Запросы
0
Пакеты
0
Релизы
0
Аналитика
Безопасность
develop
tests/src/test_utils.hpp
46 строк
2 KB
Niels Lohmann
Add iterator+sentinel tests and docs for binary deserializers (#5265)
11 июл 2026, 16:09
Не верифицирован
11 июл 2026, 16:09
ca76c37
Код
Авторство
О чём код?
// __ _____ _____ _____ // __| | __| | | | JSON for Modern C++ (supporting code) // | | |__ | | | | | | version 3.12.0 // |_____|_____|_____|_|___| https://github.com/nlohmann/json // // SPDX-FileCopyrightText: 2013-2026 Niels Lohmann <https://nlohmann.me> // SPDX-License-Identifier: MIT #pragma once #include <cstdint> // uint8_t #include <fstream> // ifstream, istreambuf_iterator, ios #include <vector> // vector namespace utils { inline std::vector<std::uint8_t> read_binary_file(const std::string& filename) { std::ifstream file(filename, std::ios::binary); file.unsetf(std::ios::skipws); file.seekg(0, std::ios::end); const auto size = file.tellg(); file.seekg(0, std::ios::beg); std::vector<std::uint8_t> byte_vector; byte_vector.reserve(static_cast<std::size_t>(size)); byte_vector.insert(byte_vector.begin(), std::istream_iterator<std::uint8_t>(file), std::istream_iterator<std::uint8_t>()); return byte_vector; } // sentinel for istreambuf_iterator; compares != true until EOF is reached // lets tests read a file directly via the new iterator+sentinel overloads // instead of buffering the whole file into a vector first. // Only the iterator-first direction (it != sentinel) is ever evaluated by // the library's parse loop, so no reversed-order overload is needed. struct istreambuf_sentinel { friend bool operator!=(const std::istreambuf_iterator<char>& it, const istreambuf_sentinel& /*unused*/) noexcept { return it != std::istreambuf_iterator<char>(); } }; } // namespace utils