//
// Copyright (c) 2019-2025 Ruben Perez Hidalgo (rubenperez038 at gmail dot com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//

#include <boost/mysql/character_set.hpp>
#include <boost/mysql/constant_string_view.hpp>
#include <boost/mysql/datetime.hpp>
#include <boost/mysql/format_sql.hpp>
#include <boost/mysql/string_view.hpp>

using namespace boost::mysql;

// This fuzzer focuses on format string parsing, rather than argument formatting
static bool call_format_sql(const uint8_t* data, size_t size) noexcept
{
    // The format string is the entire input
    string_view format_str(reinterpret_cast<const char*>(data), size);

    // Use a format context to avoid exceptions
    format_context ctx({utf8mb4_charset, true});

    // Call format with some arguments
    format_sql_to(
        ctx,
        runtime(format_str),
        // clang-format off
        {
            {"name", "A\\ 'val'"        },
            {"val",  date(2021, 10, 1)  },
            {"k",    42                 },
            {"k2",   10.0               },
            {"null", nullptr            },
        }  // clang-format on
    );

    return std::move(ctx).get().has_value();
}

extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
{
    // Note: this code should never throw exceptions, for any kind of input
    call_format_sql(data, size);
    return 0;
}