1 files changed, 21 insertions, 0 deletions
diff --git a/tests/unistd/sleep.c b/tests/unistd/sleep.c
new file mode 100644
index 00000000..5a0302e2
--- /dev/null
+++ b/tests/unistd/sleep.c
@@ -0,0 +1,21 @@
+#include <stdio.h>
+#include <errno.h>
+#include <unistd.h>
+#include <time.h>
+
+int main() {
+  time_t start;
+
+  start = time(0);
+  printf("sleep(2) ret: %d\n", sleep(2));
+  printf("after sleep(2): %d\n", time(0) - start);
+  printf("errno: %d\n", errno);
+  errno = 0;
+
+  start = time(0);
+  printf("usleep(3000000) ret: %d\n", usleep(3100000));
+  printf("after usleep(3000000): %d\n", time(0) - start);
+  printf("errno: %d\n", errno);
+
+  return 0;
+}