def test_encoding(self):
encoded = txt.encode_text(self.test_text_known_chars)
decoded = txt.decode_to_text(encoded)
self.assertEqual(
self.test_text_known_chars,
decoded,
msg="On a sequence of supported characters, encoding, "
"then decoding should yield the original string.")
def test_unknown_encoding(self):
encoded = txt.encode_text(self.test_text_unknown_char)
decoded = txt.decode_to_text(encoded)
original_fix = self.test_text_unknown_char[:-1] + chr(0)
self.assertEqual(
original_fix,
decoded,
msg="The last character of the test sequence is an unsupported "
"character and should be encoded and decoded as 0.")