Method run_pydoc_for_request

Lib/test/test_pydoc/test_pydoc.py:747–757

Helper function to run pydoc with its output redirected

(request, expected_text_part)

        # Helper.help should be redirected

        def run_pydoc_for_request(request, expected_text_part):
            """Helper function to run pydoc with its output redirected"""
            with captured_stdout() as output, captured_stderr() as err:
                buf = StringIO()
                helper = pydoc.Helper(output=buf)
                helper.help(request)
                result = buf.getvalue().strip()
                self.assertEqual('', output.getvalue(), msg=f'failed on request "{request}"')
                self.assertEqual('', err.getvalue(), msg=f'failed on request "{request}"')
                self.assertIn(expected_text_part, result, msg=f'failed on request "{request}"')
                pager_mock.assert_not_called()

        self.maxDiff = None