def test_dumphex(self):
writer = XMLWriter(BytesIO())
writer.dumphex("Type is a beautiful group of letters, not a group of beautiful letters.")
self.assertEqual(HEADER + bytesjoin([
"54797065 20697320 61206265 61757469",
"66756c20 67726f75 70206f66 206c6574",
"74657273 2c206e6f 74206120 67726f75",
"70206f66 20626561 75746966 756c206c",
"65747465 72732e ", ""], joiner=linesep), writer.file.getvalue())
