blame: source/misc/embedded_libs/fmt-11.0.2/test/util.h

// Formatting library for C++ - test utilities

//

// Copyright (c) 2012 - present, Victor Zverovich

// All rights reserved.

//

// For the license information refer to format.h.

#include <cstdarg>

#include <cstdio>

#include <locale>

#include <string>

#include "fmt/os.h"

#ifdef _MSC_VER

#  define FMT_VSNPRINTF vsprintf_s

#else

#  define FMT_VSNPRINTF vsnprintf

#endif

template <size_t SIZE>

void safe_sprintf(char (&buffer)[SIZE], const char* format, ...) {

  std::va_list args;

  va_start(args, format);

  FMT_VSNPRINTF(buffer, SIZE, format, args);

  va_end(args);

}

extern const char* const file_content;

// Opens a buffered file for reading.

auto open_buffered_file(FILE** fp = nullptr) -> fmt::buffered_file;

inline auto safe_fopen(const char* filename, const char* mode) -> FILE* {

#if defined(_WIN32) && !defined(__MINGW32__)

  // Fix MSVC warning about "unsafe" fopen.

  FILE* f = nullptr;

  errno = fopen_s(&f, filename, mode);

  return f;

#else

  return std::fopen(filename, mode);

#endif

}

template <typename Char> class basic_test_string {

 private:

  std::basic_string<Char> value_;

  static const Char empty[];

 public:

  explicit basic_test_string(const Char* value = empty) : value_(value) {}

  auto value() const -> const std::basic_string<Char>& { return value_; }

};

template <typename Char> const Char basic_test_string<Char>::empty[] = {0};

using test_string = basic_test_string<char>;

using test_wstring = basic_test_string<wchar_t>;

template <typename Char>

auto operator<<(std::basic_ostream<Char>& os, const basic_test_string<Char>& s)

    -> std::basic_ostream<Char>& {

  os << s.value();

  return os;

}

class date {

  int year_, month_, day_;

 public:

  date(int year, int month, int day) : year_(year), month_(month), day_(day) {}

  auto year() const -> int { return year_; }

  auto month() const -> int { return month_; }

  auto day() const -> int { return day_; }

};

// Returns a locale with the given name if available or classic locale

// otherwise.

auto get_locale(const char* name, const char* alt_name = nullptr)

    -> std::locale;