'Calling L{FilePath.preauthChild} on a bytes-mode L{FilePath} with a text
subpath will return a text-mode FilePath.'

def test_BytesInstantiationUnicodePreauthChild(self):

    fp = filepath.FilePath(u'./parent-mon\u20acy'.encode('utf-8'))
    child = fp.preauthChild(u'mon\u20acy')
    self.assertEqual(type(child.path), unicode)
