tests/test_process.c

   1 #include <sys/types.h>
   2 #include <sys/wait.h>
   3 #include <unistd.h>
   4 #include <signal.h>
   5 #include <errno.h>
   6
   7 #include <CUnit/CUnit.h>
   8
   9 #include "process.h"
  10
  11 #include "test_process.h"
  12
  13 void test_wait_for_death(void)
  14 {
  15   pid_t pid = fork();
  16
  17   if (pid == 0) {
  18     usleep(10000);
  19     execl("/bin/true", "/bin/true", NULL);
  20     _exit(1);
  21   }
  22
  23   CU_ASSERT(!wait_for_death(pid, 0, 2000));
  24   CU_ASSERT(wait_for_death(pid, 0, 20000));
  25 }
  26
  27 void test_ensure_death(void)
  28 {
  29   pid_t pid = fork();
  30
  31   if (pid == 0) {
  32     signal(SIGTERM, SIG_IGN);
  33     signal(SIGHUP, SIG_IGN);
  34     execl("/bin/true", "/bin/true", NULL);
  35     _exit(0);
  36   }
  37
  38   ensure_death(pid);
  39
  40   CU_ASSERT(waitpid(pid, NULL, WNOHANG) < 0);
  41   CU_ASSERT(errno == ECHILD);
  42 }
  43
  44 CU_TestInfo process_tests[] = {
  45   { "test_wait_for_death", test_wait_for_death },
  46   { "test_ensure_death", test_ensure_death },
  47   CU_TEST_INFO_NULL,
  48 };