Skip to main content

03_compression_decode_one_shot/
03_compression_decode_one_shot.rs

1mod common;
2
3use common::pseudo_random_bytes;
4use compression::{compression_decode_buffer, compression_encode_buffer, Algorithm};
5
6fn main() -> Result<(), Box<dyn std::error::Error>> {
7    let input = pseudo_random_bytes(8 * 1024);
8    let mut encoded = vec![0_u8; input.len() * 2];
9    let encoded_len = compression_encode_buffer(&mut encoded, &input, Algorithm::Lz4Raw)?;
10
11    let mut decoded = vec![0_u8; input.len()];
12    let decoded_len =
13        compression_decode_buffer(&mut decoded, &encoded[..encoded_len], Algorithm::Lz4Raw)?;
14
15    assert_eq!(decoded_len, input.len());
16    assert_eq!(&decoded[..decoded_len], input.as_slice());
17    println!("decoded={decoded_len} bytes");
18    println!("✅ one-shot compression decode OK");
19    Ok(())
20}