     assert 0o20 == 0x10
     assert <<0x01, 0x01, 0o20, 0x00>> == HCI.create_command(ogf, ocf, <<>>)
   end
-  
+
   test "Bind the socket", %{hci: hci} do
     assert :ok == HCI.hci_init()
     assert true == HCI.hci_is_dev_up()
     # bind hci_device to the socket 0
     assert 0 == HCI.hci_bind_raw(0);
   end
-  
+
 
 
   test "which controller is up", %{hci: hci} do

    # HCI.stop()
  end

  

end

    assert %Event{event: :hci_command_complete_event, parameter: params} = event
    assert params = <<1, 1, 16, 0, 7, 25, 18, 7, 15, 0, 119, 33>>
  end

  test  "Send a command", %{hci: hci} do
    assert :ok == HCI.hci_init()
    assert true == HCI.hci_is_dev_up()
