actually implement clock_gettime()

1 files changed, 5 insertions, 0 deletions

diff --git a/tests/time/src.c b/tests/time/src.c
index d33885fe..61faedfe 100644
--- a/tests/time/src.c
+++ b/tests/time/src.c
@@ -2,6 +2,8 @@
 #include <stdlib.h>
 #include <time.h>
 #include <string.h>
+#include <assert.h>
+#include <math.h>
 
 int main() {
   time_t xmas2002 = 1040786563ll;
@@ -64,6 +66,9 @@ int main() {
   // Verify time() returns reasonable value (between 2011 and 2030).
   time_t t4 = 0;
   time(&t4);
+  timespec ts;
+  assert(clock_gettime(0, &ts) == 0);
+  assert(abs(ts.tv_sec - t4) <= 2);
   printf("time: %d\n", t4 > 1309635200ll && t4 < 1893362400ll);
 
   // Verify difftime() calculates accurate time difference.