#ifndef TEST_UTILS_H
#define TEST_UTILS_H

#define _GNU_SOURCE

#include <errno.h>
#include <fcntl.h>
#include <limits.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>

#ifndef PATH_MAX
#define PATH_MAX 4096
#endif

static inline double time_diff_sec(struct timespec a, struct timespec b)
{
    return (b.tv_sec - a.tv_sec) + (b.tv_nsec - a.tv_nsec) / 1000000000.0;
}

static inline void make_path(char *out, size_t out_sz, const char *dir, const char *name)
{
    if (dir && dir[0] != 0) {
        snprintf(out, out_sz, "%s/%s", dir, name);
    } else {
        snprintf(out, out_sz, "/tmp/%s", name);
    }
}

static inline int report_result(const char *name, int rc)
{
    printf("\n=== %s %s ===\n", name, rc == 0 ? "PASSED" : "FAILED");
    return rc;
}

#endif