use qubit_codec::{
CodecTranscodeDecoder,
TranscodeStatus,
Transcoder,
};
use crate::common::IdentityCodec;
#[test]
fn test_decode_state_advances_input_and_output_together() {
let mut decoder = CodecTranscodeDecoder::new(IdentityCodec);
let mut reset_output = [];
decoder
.reset(&mut reset_output, 0)
.expect("initialize stream");
let mut output = [0_u8; 2];
let progress = decoder
.transcode(&[7, 8], 0, &mut output, 0)
.expect("identity decoding should succeed");
assert_eq!(TranscodeStatus::Complete, progress.status());
assert_eq!((2, 2), (progress.read(), progress.written()));
assert_eq!([7, 8], output);
}