third_party/inflate/tests/test.rs

extern crate inflate;

fn get_test_file_data(name: &str) -> Vec<u8> {
    use std::fs::File;
    use std::io::Read;
    let mut input = Vec::new();
    let mut f = File::open(name).unwrap();

    f.read_to_end(&mut input).unwrap();
    input
}

#[test]
/// See https://github.com/PistonDevelopers/inflate/issues/14
fn issue_14() {
    let test_data = get_test_file_data("tests/issue_14.zlib");
    let res = inflate::inflate_bytes_zlib(&test_data);
    // This should fail as the file specifies code lengths that won't work.
    assert!(res.is_err());
}

#[test]
/// Another input that produce invalid code lengths.
fn issue_16() {
    let data = b"M\xff\xffM*\xad\xad\xad\xad\xad\xad\xad\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xcd\xad\xad\xad\xad\xad\xad\xad\xad\xad\xad\xad\xadMCMMMM\x00\x00\x00\x00\x00\x00\x00\x00\x00!\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xd9\xcb!\x0a";
    let mut stream = inflate::InflateStream::new();
    let res = stream.update(data);
    assert!(res.is_err());
}

#[test]
/// Similar to 16 but with CLENS being invalid.
fn issue_17() {
    let data = b"\xdd\xff\xff*M\x94ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff\x01\x09\x00\x00\xf2\xf2MM\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00*M\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00MMMM\xff\xffM\xff\x00;MM0*\x00\x00\x00\x00\x00\x00\x0a";
    let mut stream = inflate::InflateStream::new();
    let res = stream.update(data);
    assert!(res.is_err());
}