blob: 623c2aa53c4aa37e109a595ed31d799bc2205564 [file] [log] [blame]
Jiri Olsa98081432017-01-09 10:51:55 +01001#include <linux/compiler.h>
2#include <linux/types.h>
3#include "tests.h"
4#include "util.h"
5#include "debug.h"
6
7int test__unit_number__scnprint(int subtest __maybe_unused)
8{
9 struct {
10 u64 n;
11 const char *str;
12 } test[] = {
13 { 1, "1B" },
14 { 10*1024, "10K" },
15 { 20*1024*1024, "20M" },
16 { 30*1024*1024*1024ULL, "30G" },
17 { 0, "0B" },
18 { 0, NULL },
19 };
20 unsigned i = 0;
21
22 while (test[i].str) {
23 char buf[100];
24
25 unit_number__scnprintf(buf, sizeof(buf), test[i].n);
26
27 pr_debug("n %" PRIu64 ", str '%s', buf '%s'\n",
28 test[i].n, test[i].str, buf);
29
30 if (strcmp(test[i].str, buf))
31 return TEST_FAIL;
32
33 i++;
34 }
35
36 return TEST_OK;
37}