Red Bear OS
1b3e94a20d
From release 0.1.0 pre-patched archive. This includes all Red Bear modifications previously maintained as patches in local/patches/relibc/.
39 lines
995 B
C
39 lines
995 B
C
#include <assert.h>
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#include <sys/time.h>
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#include "test_helpers.h"
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int main(void) {
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struct timeval x = { .tv_usec = 15 };
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struct timeval y = { 0 };
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struct timeval z = { 0 };
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struct timeval one_usec = { .tv_usec = 1 };
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struct timeval max_usec = { .tv_usec = 999999 };
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struct timeval one_sec = { .tv_sec = 1 };
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assert(!timerisset(&y));
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assert(timerisset(&x));
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timerclear(&x);
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assert(!timerisset(&x));
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assert(timercmp(&x, &y, ==));
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timeradd(&y, &one_usec, &z);
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assert(!timercmp(&x, &z, ==));
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assert(timercmp(&x, &z, <));
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timeradd(&z, &max_usec, &y);
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assert(y.tv_sec == 1);
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assert(y.tv_usec == 0);
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timersub(&y, &one_usec, &z);
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assert(z.tv_sec == 0);
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assert(z.tv_usec == 999999);
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timeradd(&z, &one_sec, &y);
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assert(y.tv_sec == 1);
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assert(y.tv_usec == 999999);
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for (int i = 0; i < 3; i += 1) {
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timersub(&y, &one_sec, &y);
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}
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assert(y.tv_sec == -2);
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assert(y.tv_usec == 999999);
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}
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