test_type.h

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// BSD 3-Clause License
// Copyright (c) 2024, 🍀☀🌕🌥 🌊
// See the LICENSE file in the project root for full license information.
 
#pragma once
 
#include "utilities/core/formatter.h"
#include "utilities/conversion/convert_string.h"
 
#include <string>
#include <array>
#include <cstdint>
#include <string_view>
 
enum class test_priority : uint8_t
{
    Top = 0, 
    Middle,  
    Bottom   
};
 
namespace test_detail
{
    constexpr std::array test_priority_strings = { "Top", "Middle", "Bottom" };
 
    constexpr size_t test_priority_count = test_priority_strings.size();
 
    // Compile-time check to ensure test_priority_strings and test_priority are in sync
    static_assert(test_priority_count == static_cast<size_t>(test_priority::Bottom) + 1,
                  "test_priority_strings and test_priority enum are out of sync");
}
 
[[nodiscard]] constexpr std::string_view to_string(test_priority priority)
{
    auto index = static_cast<size_t>(priority);
    return (index < test_detail::test_priority_count) ? test_detail::test_priority_strings[index]
                                                      : "Unknown";
}
 
[[nodiscard]] inline auto all_types(void) -> std::vector<test_priority>
{
    return { test_priority::Top, test_priority::Middle, test_priority::Bottom };
}
 
// ----------------------------------------------------------------------------
// Formatter specializations for test_priority
// ----------------------------------------------------------------------------
 
template <> struct std::formatter<test_priority> : std::formatter<std::string_view>
{
    template <typename FormatContext>
    auto format(const test_priority& priority, FormatContext& ctx) const
    {
        return std::formatter<std::string_view>::format(to_string(priority), ctx);
    }
};
 
template <>
struct std::formatter<test_priority, wchar_t> : std::formatter<std::wstring_view, wchar_t>
{
    template <typename FormatContext>
    auto format(const test_priority& priority, FormatContext& ctx) const
    {
        auto str = to_string(priority);
        auto wstr = convert_string::to_wstring(str);
        return std::formatter<std::wstring_view, wchar_t>::format(wstr, ctx);
    }
};