Blame view

RIOT/tests/xtimer_now64_continuity/main.c 873 Bytes
fb11e647   vrobic   reseau statique a...
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
  /*
   * Copyright (C) 2015 Kaspar Schleiser <kaspar@schleiser.de>
   *
   * This file is subject to the terms and conditions of the GNU Lesser
   * General Public License v2.1. See the file LICENSE in the top level
   * directory for more details.
   */
  
  /**
   * @ingroup     tests
   * @{
   *
   * @file
   * @brief       xtimer_now64 continuity test application
   *
   * @author      Kaspar Schleiser <kaspar@schleiser.de>
   *
   * @}
   */
  
  #include <stdio.h>
  #include <stdint.h>
  
  #include "xtimer.h"
  
  #define ITERATIONS (100000LU)
  #define MAXDIFF 1000
  
  int main(void)
  {
      uint32_t n = ITERATIONS;
      uint64_t before = _xtimer_now64();
  
      while(--n) {
          uint64_t now = _xtimer_now64();
          if ((now-before) > MAXDIFF) {
              puts("TEST FAILED.");
              break;
          }
          before = now;
      }
  
      if (!n) {
          puts("TEST SUCCESSFUL.");
      }
  
      return 0;
  }