#include <check.h>
#include "ucore/string.h"


START_TEST (test_human_bytesz_bytes)
    char result[128];
    char *rc;

    rc = uc_human_bytesz_dec(999, result, sizeof result);
    fail_if(rc == NULL);
    ck_assert_str_eq(result, "999 b");

    rc = uc_human_bytesz_bin(999, result, sizeof result);
    fail_if(rc == NULL);
    ck_assert_str_eq(result, "999 b");
END_TEST

START_TEST (test_human_bytesz_bytes_0)
    char result[128];
    char *rc;

    rc = uc_human_bytesz_dec(0, result, sizeof result);
    fail_if(rc == NULL);
    ck_assert_str_eq(result, "0 b");

    rc = uc_human_bytesz_bin(0, result, sizeof result);
    fail_if(rc == NULL);
    ck_assert_str_eq(result, "0 b");
END_TEST

START_TEST (test_human_bytesz_kilobytes)
    char result[128];
    char *rc;

    rc = uc_human_bytesz_dec(64000, result, sizeof result);
    fail_if(rc == NULL);
    ck_assert_str_eq(result, "64.00 kB");

    rc = uc_human_bytesz_bin(64000, result, sizeof result);
    fail_if(rc == NULL);
    ck_assert_str_eq(result, "62.50 KiB");
END_TEST

START_TEST (test_human_bytesz_megabytes)
    char result[128];
    char *rc;

    rc = uc_human_bytesz_dec(6409000, result, sizeof result);
    fail_if(rc == NULL);
    ck_assert_str_eq(result, "6.41 MB");

    rc = uc_human_bytesz_bin(6409000, result, sizeof result);
    fail_if(rc == NULL);
    ck_assert_str_eq(result, "6.11 MiB");
END_TEST

START_TEST (test_human_bytesz_gigabytes)
    char result[128];
    char *rc;

    rc = uc_human_bytesz_dec(126999400000, result, sizeof result);
    fail_if(rc == NULL);
    ck_assert_str_eq(result, "127.00 GB");

    rc = uc_human_bytesz_bin(126999400000, result, sizeof result);
    fail_if(rc == NULL);
    ck_assert_str_eq(result, "118.28 GiB");
END_TEST

START_TEST (test_human_bytesz_terrabytes)
    char result[128];
    char *rc;

    rc = uc_human_bytesz_dec(12453400030000, result, sizeof result);
    fail_if(rc == NULL);
    ck_assert_str_eq(result, "12.45 TB");

    rc = uc_human_bytesz_bin(12453400030000, result, sizeof result);
    fail_if(rc == NULL);
    ck_assert_str_eq(result, "11.33 TiB");
END_TEST

START_TEST (test_human_bytesz_petabytes)
    char result[128];
    char *rc;

    rc = uc_human_bytesz_dec(~0LL, result, sizeof result);
    fail_if(rc == NULL);
    ck_assert_str_eq(result, "18446.74 PB");

    rc = uc_human_bytesz_bin(~0ULL, result, sizeof result);
    fail_if(rc == NULL);
    ck_assert_str_eq(result, "16384.00 PiB");
END_TEST


Suite *human_bytesz_suite(void)
{
    Suite *s = suite_create("human_bytesz");
    TCase *tc = tcase_create("human_bytesz tests");
    tcase_add_test(tc, test_human_bytesz_bytes);
    tcase_add_test(tc, test_human_bytesz_bytes_0);
    tcase_add_test(tc, test_human_bytesz_kilobytes);
    tcase_add_test(tc, test_human_bytesz_megabytes);
    tcase_add_test(tc, test_human_bytesz_gigabytes);
    tcase_add_test(tc, test_human_bytesz_terrabytes);
    tcase_add_test(tc, test_human_bytesz_petabytes);

    suite_add_tcase(s, tc);

    return s;
}