def test_bzip():
c = Chepy("some data").bzip_compress()
assert (
c.state
== b'BZh91AY&SY\x9f\xe2\xaa\x9d\x00\x00\x03\x91\x80@\x00&\x02\x8c\x00 \x00"\x1ahz\x10\xc0\x86k\xef\n\x82\xeeH\xa7\n\x12\x13\xfcUS\xa0'
)
assert c.bzip_decompress().o == b"some data"
