use archivator::{Archive, Zip};
use std::io::{Read, Seek, SeekFrom};

#[test]
fn test_zip() {
    let mut archive = Archive::<Zip<_>>::read_from_file("tests/files/zip.zip").unwrap();

    assert_eq!(archive.comment(), "archive comment");
    assert_eq!(
        archive
            .files()
            .iter()
            .map(|f| &f.name)
            .collect::<Vec<&String>>(),
        vec!["a", "b", "c"]
    );

    let mut f = archive.get_file_reader("a").unwrap();

    let mut data = String::new();
    f.read_to_string(&mut data).unwrap();
    assert_eq!(data, "file data \"a\"");

    assert_eq!(f.seek(SeekFrom::Start(5)).unwrap(), 5);
    let mut data = String::new();
    f.read_to_string(&mut data).unwrap();
    assert_eq!(data, "data \"a\"");

    assert_eq!(f.seek(SeekFrom::Start(0)).unwrap(), 0);
    let mut data = vec![0; 4];
    f.read(&mut data).unwrap();
    assert_eq!(String::from_utf8(data).unwrap(), "file");

    assert_eq!(f.seek(SeekFrom::Current(1)).unwrap(), 5);
    let mut data = vec![0; 4];
    f.read(&mut data).unwrap();
    assert_eq!(String::from_utf8(data).unwrap(), "data");

    assert_eq!(f.seek(SeekFrom::End(-3)).unwrap(), 10);
    let mut data = vec![0; 3];
    f.read(&mut data).unwrap();
    assert_eq!(String::from_utf8(data).unwrap(), "\"a\"");

    assert_eq!(f.seek(SeekFrom::Current(0)).unwrap(), 13);
    f.seek(SeekFrom::End(-100)).unwrap_err();
    assert_eq!(f.seek(SeekFrom::Current(0)).unwrap(), 13);
}