extern crate flate2; use std::io::{Read, Write}; use flate2::read::GzDecoder; use flate2::write::GzEncoder; #[test] fn smoke() { let mut w = GzEncoder::new(Vec::new(), flate2::Compression::default()); w.flush().unwrap(); w.write_all(b"hello").unwrap(); let bytes = w.finish().unwrap(); let mut r = GzDecoder::new(&bytes[..]); let mut s = String::new(); r.read_to_string(&mut s).unwrap(); assert_eq!(s, "hello"); }