use super::fixture::{Fixture, app};

#[test]
fn archives_reject_traversal_foreign_components_and_file_directory_conflicts() {
    for (path, needle) in [
        ("module/numbers/../escape", "unsafe"),
        ("/module/numbers/escape", "unsafe"),
        ("module/numbers//escape", "unsafe"),
        ("module/numbers/./escape", "unsafe"),
        ("module/numbers/a\\b", "unsafe"),
        ("module/numbers/C:escape", "unsafe"),
        ("module/other/value/app.dever", "unowned"),
        ("config/setting.json", "unowned"),
        ("module/numbers/value", "file/directory conflict"),
    ] {
        let mut fixture = Fixture::new(&["numbers@*"]);
        fixture.package(
            "numbers",
            &[],
            &[
                ("module/numbers/value/app.dever", &app("input")),
                (path, "unowned or unsafe"),
            ],
        );
        fixture.reject(needle);
    }
}

#[test]
fn archives_reject_duplicate_central_paths_even_when_zip_library_coalesces_them() {
    let mut fixture = Fixture::new(&["numbers@*"]);
    fixture.package(
        "numbers",
        &[],
        &[
            ("module/numbers/value/app.dever", &app("input")),
            ("module/numbers/assets/first", "same"),
            ("module/numbers/assets/other", "same"),
        ],
    );
    fixture.mutate_archive("numbers", |bytes| {
        let mut cursor = 0;
        while cursor + 5 <= bytes.len() {
            if &bytes[cursor..cursor + 5] == b"other" {
                bytes[cursor..cursor + 5].copy_from_slice(b"first");
            }
            cursor += 1;
        }
    });
    fixture.reject("duplicate or inconsistent");
}

#[test]
fn archives_reject_symlinks_and_oversized_expansion_before_reading_contents() {
    for (link, needle) in [(true, "link or unsupported"), (false, "expanded size")] {
        let mut fixture = Fixture::new(&["numbers@*"]);
        fixture.package(
            "numbers",
            &[],
            &[("module/numbers/value/app.dever", &app("input"))],
        );
        fixture.mutate_archive("numbers", |bytes| {
            let central = bytes
                .windows(4)
                .position(|header| header == b"PK\x01\x02")
                .unwrap();
            if link {
                bytes[central + 5] = 3;
                bytes[central + 38..central + 42]
                    .copy_from_slice(&(0o120777_u32 << 16).to_le_bytes());
            } else {
                bytes[central + 24..central + 28]
                    .copy_from_slice(&(256_u32 * 1024 * 1024 + 1).to_le_bytes());
            }
        });
        fixture.reject(needle);
    }
}