code: def _do_test(self, *args, expect_success=True):
      with (
          captured_stdout() as out,
          captured_stderr() as err,
          self.assertRaises(SystemExit) as cm,
      ):
          cli(args)
      return out.getvalue(), err.getvalue(), cm.exception.code
  
imports: import sqlite3
  import unittest
  from sqlite3.__main__ import main
  from test.support.os_helper import TESTFN, unlink
  from test.support import captured_stdout, captured_stderr, captured_stdin
label_desc: Use image node_id 1 for calling the CommandLineInterface obj's underlying member method code with example usage: obj._do_test() and returns: out,  err,  cm