1 #include <ccan/timer/timer.h>
2 /* Include the C files directly. */
3 #include <ccan/timer/timer.c>
4 #include <ccan/tap/tap.h>
6 static struct timeabs timeabs_from_nsec(unsigned long long nsec)
8 struct timeabs epoch = { { 0, 0 } };
9 return timeabs_add(epoch, time_from_nsec(nsec));
16 struct timeabs earliest;
18 struct timeabs epoch = { { 0, 0 } };
20 /* This is how many tests you plan to run */
23 timers_init(&timers, epoch);
24 ok1(timers_check(&timers, NULL));
25 ok1(!timer_earliest(&timers, &earliest));
27 timer_add(&timers, &t[0], timeabs_from_nsec(1));
28 ok1(timers_check(&timers, NULL));
29 ok1(timer_earliest(&timers, &earliest));
30 ok1(timeabs_eq(earliest, grains_to_time(t[0].time)));
31 timer_del(&timers, &t[0]);
32 ok1(timers_check(&timers, NULL));
33 ok1(!timer_earliest(&timers, &earliest));
35 /* Check timer ordering. */
36 for (i = 0; i < 32; i++) {
37 timer_add(&timers, &t[i*2], timeabs_from_nsec(1ULL << i));
38 ok1(timers_check(&timers, NULL));
39 timer_add(&timers, &t[i*2+1], timeabs_from_nsec((1ULL << i) + 1));
40 ok1(timers_check(&timers, NULL));
43 for (i = 0; i < 32; i++) {
44 const struct timer *t1, *t2;
46 t1 = get_first(&timers);
47 ok1(t1 == &t[i*2] || t1 == &t[i*2+1]);
48 timer_del(&timers, (struct timer *)t1);
49 ok1(timers_check(&timers, NULL));
51 t2 = get_first(&timers);
52 ok1(t2 != t1 && (t2 == &t[i*2] || t2 == &t[i*2+1]));
53 timer_del(&timers, (struct timer *)t2);
54 ok1(timers_check(&timers, NULL));
58 for (i = 0; i < 32; i++) {
59 uint64_t exp = (uint64_t)TIMER_GRANULARITY << i;
61 timer_add(&timers, &t[i*2], timeabs_from_nsec(exp));
62 ok1(timers_check(&timers, NULL));
63 timer_add(&timers, &t[i*2+1], timeabs_from_nsec(exp + 1));
64 ok1(timers_check(&timers, NULL));
67 for (i = 0; i < 32; i++) {
68 struct timer *t1, *t2;
70 ok1(timer_earliest(&timers, &earliest));
71 t1 = timers_expire(&timers, earliest);
73 t2 = timers_expire(&timers, earliest);
75 ok1(!timers_expire(&timers, earliest));
77 ok1(t1 == &t[i*2] || t1 == &t[i*2+1]);
78 ok1(t2 != t1 && (t2 == &t[i*2] || t2 == &t[i*2+1]));
79 ok1(timers_check(&timers, NULL));
82 ok1(!timer_earliest(&timers, &earliest));
84 timers_cleanup(&timers);
86 /* This exits depending on whether all tests passed */