Synnefo » snf-ganeti » ganeti-local

class RunIgnoreProcessNotFound(unittest.TestCase):

  @staticmethod

  def _WritePid(fd):

    os.write(fd, str(os.getpid()))

    os.close(fd)

    return True

  def test(self):

    (pid_read_fd, pid_write_fd) = os.pipe()

    # Start short-lived process which writes its PID to pipe

    self.assert_(utils.RunInSeparateProcess(self._WritePid, pid_write_fd))

    os.close(pid_write_fd)

    # Read PID from pipe

    pid = int(os.read(pid_read_fd, 1024))

    os.close(pid_read_fd)

    # Try to send signal to process which exited recently

    self.assertFalse(utils.IgnoreProcessNotFound(os.kill, pid, 0))