tools/perf/tests/is_printable_array.c

   1 #include <linux/compiler.h>
   2 #include "tests.h"
   3 #include "debug.h"
   4 #include "util.h"
   5
   6 int test__is_printable_array(int subtest __maybe_unused)
   7 {
   8         char buf1[] = { 'k', 'r', 4, 'v', 'a', 0 };
   9         char buf2[] = { 'k', 'r', 'a', 'v', 4, 0 };
  10         struct {
  11                 char            *buf;
  12                 unsigned int     len;
  13                 int              ret;
  14         } t[] = {
  15                 { (char *) "krava",     sizeof("krava"),        1 },
  16                 { (char *) "krava",     sizeof("krava") - 1,    0 },
  17                 { (char *) "",          sizeof(""),             1 },
  18                 { (char *) "",          0,                      0 },
  19                 { NULL,                 0,                      0 },
  20                 { buf1,                 sizeof(buf1),           0 },
  21                 { buf2,                 sizeof(buf2),           0 },
  22         };
  23         unsigned int i;
  24
  25         for (i = 0; i < ARRAY_SIZE(t); i++) {
  26                 int ret;
  27
  28                 ret = is_printable_array((char *) t[i].buf, t[i].len);
  29                 if (ret != t[i].ret) {
  30                         pr_err("failed: test %u\n", i);
  31                         return TEST_FAIL;
  32                 }
  33         }
  34
  35         return TEST_OK;
  36 }