def test_shiftInAfterApplicationData(self):
        """
        Application data bytes followed by a shift-in command are passed to a
        call to C{write} before the terminal's C{shiftIn} method is called.
        """
        self._applicationDataTest(
            b'ab\x15', [
                ("write", (b"ab",)),
                ("shiftIn",)])

        Application data bytes followed by a shift-in command are passed to a
        call to C{write} before the terminal's C{shiftIn} method is called.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/conch/test/test_insults.py