code: def test_control_keys(processor, stream):
      stream.feed("\x01\x02\x10")
  
      assert len(processor.keys) == 3
      assert processor.keys[0].key == Keys.ControlA
      assert processor.keys[1].key == Keys.ControlB
      assert processor.keys[2].key == Keys.ControlP
      assert processor.keys[0].data == "\x01"
      assert processor.keys[1].data == "\x02"
      assert processor.keys[2].data == "\x10"
  
imports: from __future__ import unicode_literals
  from prompt_toolkit.terminal.vt100_input import InputStream
  from prompt_toolkit.keys import Keys
  import pytest
label_desc: Use image node_id 3 for calling a global function with example usage: test_control_keys(processor, stream) without return types