def METHOD_NAME(self):
    # Issue #22406
    encodedtext = (
        b"begin 644 file\n"
        # length 1; bits 001100 111111 111111 111111
        b"\x21\x2C\x5F\x5F\x5F\n"
        b"\x20\n"
        b"end\n"
    )
    plaintext = b"\x33"  # 00110011
    with self.subTest("uu.decode()"):
        inp = io.BytesIO(encodedtext)
        out = io.BytesIO()
        uu.decode(inp, out, quiet=True)
        self.assertEqual(out.getvalue(), plaintext)
    with self.subTest("uu_codec"):
        import codecs
        decoded = codecs.decode(encodedtext, "uu_codec")
        self.assertEqual(decoded, plaintext)