'CTRL+L is generally used as a redraw-screen command in terminal
applications.  Manhole doesn\'t currently respect this usage of it,
but it should at least do something reasonable in response to this
event (rather than, say, eating your face).'

@defer.inlineCallbacks
def test_ControlL(self):

    self._testwrite('\n1    +    1')
    (yield self.recvlineClient.expect('\\+    1'))
    self._assertBuffer(['>>>    ', '>>>    1    +    1'])
    self._testwrite((manhole.CTRL_L + '    +    1'))
    (yield self.recvlineClient.expect('1    \\+    1    \\+    1'))
    self._assertBuffer(['>>>    1    +    1    +    1'])
