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#include <ccan/time/time.h>
#include <ccan/time/time.c>
#include <ccan/tap/tap.h>
int main(void)
{
struct timeabs t1, t2;
struct timerel t3, t4, zero = { { 0, 0 } };
plan_tests(66);
/* Test time_now */
t1 = time_now();
t2 = time_now();
/* Test time_between. */
t3 = time_between(t2, t1);
ok1(t3.ts.tv_sec > 0 || t3.ts.tv_nsec >= 0);
t3 = time_between(t2, t2);
ok1(t3.ts.tv_sec == 0 && t3.ts.tv_nsec == 0);
t3 = time_between(t1, t1);
ok1(t3.ts.tv_sec == 0 && t3.ts.tv_nsec == 0);
/* Test timeabs_eq / timerel_eq */
ok1(timeabs_eq(t1, t1));
ok1(timeabs_eq(t2, t2));
t3.ts.tv_sec = 0;
t3.ts.tv_nsec = 1;
ok1(!timerel_eq(t3, zero));
ok1(!timerel_eq(t3, zero));
/* Make sure t2 > t1. */
t2 = timeabs_add(t2, t3);
/* Test time_after and time_before. */
ok1(!timeabs_eq(t1, t2));
ok1(!time_after(t1, t2));
ok1(time_before(t1, t2));
ok1(time_after(t2, t1));
ok1(!time_before(t2, t1));
t3.ts.tv_sec = 0;
t3.ts.tv_nsec = 999999999;
t2 = timeabs_add(t2, t3);
ok1(!timeabs_eq(t1, t2));
ok1(!time_after(t1, t2));
ok1(time_before(t1, t2));
ok1(time_after(t2, t1));
ok1(!time_before(t2, t1));
/* Test time_less and time_greater. */
ok1(time_less(zero, t3));
ok1(!time_greater(zero, t3));
ok1(!time_less(t3, zero));
ok1(time_greater(t3, zero));
/* Test time_sub */
t3 = time_sub(t3, t3);
ok1(timerel_eq(t3, zero));
/* Test time_between */
t3 = time_between(t2, t2);
ok1(timerel_eq(t3, zero));
t3.ts.tv_sec = 0;
t3.ts.tv_nsec = 999999999;
t1 = timeabs_add(t2, t3);
t3 = time_between(t1, t2);
ok1(t3.ts.tv_sec == 0 && t3.ts.tv_nsec == 999999999);
/* time_from_sec / time_to_sec */
t3 = time_from_sec(500);
ok1(t3.ts.tv_sec == 500);
ok1(t3.ts.tv_nsec == 0);
ok1(time_to_sec(t3) == 500);
/* time_from_msec / time_to_msec */
t3 = time_from_msec(500);
ok1(t3.ts.tv_sec == 0);
ok1(t3.ts.tv_nsec == 500000000);
ok1(time_to_msec(t3) == 500);
t3 = time_from_msec(1000);
ok1(t3.ts.tv_sec == 1);
ok1(t3.ts.tv_nsec == 0);
ok1(time_to_msec(t3) == 1000);
t3 = time_from_msec(1500);
ok1(t3.ts.tv_sec == 1);
ok1(t3.ts.tv_nsec == 500000000);
ok1(time_to_msec(t3) == 1500);
/* time_from_usec */
t3 = time_from_usec(500000);
ok1(t3.ts.tv_sec == 0);
ok1(t3.ts.tv_nsec == 500000000);
ok1(time_to_usec(t3) == 500000);
t3 = time_from_usec(1000000);
ok1(t3.ts.tv_sec == 1);
ok1(t3.ts.tv_nsec == 0);
ok1(time_to_usec(t3) == 1000000);
t3 = time_from_usec(1500000);
ok1(t3.ts.tv_sec == 1);
ok1(t3.ts.tv_nsec == 500000000);
ok1(time_to_usec(t3) == 1500000);
/* time_from_nsec */
t3 = time_from_nsec(500000000);
ok1(t3.ts.tv_sec == 0);
ok1(t3.ts.tv_nsec == 500000000);
ok1(time_to_nsec(t3) == 500000000);
t3 = time_from_nsec(1000000000);
ok1(t3.ts.tv_sec == 1);
ok1(t3.ts.tv_nsec == 0);
ok1(time_to_nsec(t3) == 1000000000);
t3 = time_from_nsec(1500000000);
ok1(t3.ts.tv_sec == 1);
ok1(t3.ts.tv_nsec == 500000000);
ok1(time_to_nsec(t3) == 1500000000);
/* Test wrapunder */
t1 = timeabs_sub(timeabs_sub(t2, time_from_msec(500)), time_from_msec(500));
ok1(t1.ts.tv_sec == t2.ts.tv_sec - 1);
ok1(t1.ts.tv_nsec == t2.ts.tv_nsec);
/* time_divide and time_multiply */
t4.ts.tv_nsec = 100;
t4.ts.tv_sec = 100;
t3 = time_divide(t4, 2);
ok1(t3.ts.tv_sec == 50);
ok1(t3.ts.tv_nsec == 50);
t3 = time_divide(t4, 100);
ok1(t3.ts.tv_sec == 1);
ok1(t3.ts.tv_nsec == 1);
t3 = time_multiply(t3, 100);
ok1(timerel_eq(t3, t4));
t3 = time_divide(t4, 200);
ok1(t3.ts.tv_sec == 0);
ok1(t3.ts.tv_nsec == 500000000);
/* Divide by huge number. */
t4.ts.tv_sec = (1U << 31) - 1;
t4.ts.tv_nsec = 999999999;
t3 = time_divide(t4, 1 << 30);
/* Allow us to round either way. */
ok1((t3.ts.tv_sec == 2 && t3.ts.tv_nsec == 0)
|| (t3.ts.tv_sec == 1 && t3.ts.tv_nsec == 999999999));
/* Multiply by huge number. */
t4.ts.tv_sec = 0;
t4.ts.tv_nsec = 1;
t3 = time_multiply(t4, 1UL << 31);
ok1(t3.ts.tv_sec == 2);
ok1(t3.ts.tv_nsec == 147483648);
return exit_status();
}
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