#pragma once
#include <vector>
#include "test.hpp"
extern "C" 
{
    #include "impls/dbuf_impl.h"
    #include "guf_alloc_libc.h"
}

struct UTF8Test : public Test
{
    UTF8Test(const std::string& nm) : Test(nm)
    {
        allocator_ctx.zero_init = false;
        guf_alloc_tracker_init(&allocator_ctx.tracker, 5, "UTF8Test_allocator", NULL, NULL);
        guf_libc_allocator_init(&allocator, &allocator_ctx);
    };

    void run() override; 

private: 
    guf_allocator allocator; 
    guf_libc_alloc_ctx allocator_ctx;

    dbuf_char text_buf {};
    std::vector<char> text_vec;

    bool load_text(const char *fname);
    void free_text();

    void read_utf8_chars(const char *fname, ptrdiff_t *n_valid, ptrdiff_t *n_invalid);
    int count_words(const char *fname, const dbuf_str_view *delims);
    int count_words_with_delims(const char *fname, const dbuf_str_view *delims);
    void encode_decode_file(const char *fname);
    void encode_decode();
};