use super::{Directory, fixture};
use dever::compiler::{build, project::Project};

#[test]
fn native_tcp_echo_streams_cancellation_and_aliases() {
    let directory = Directory::new();
    let project = Project::load(&fixture().with_file_name("net.dever")).unwrap();
    let program = project.check().unwrap();
    for (entry, expected) in [
        ("echo", "true\n"),
        ("connections", "true\n"),
        ("cancelVerify", "true\n"),
        ("aliasClose", "true\n"),
        ("nullable", "None\n"),
    ] {
        let binary =
            build::build(&program, &project.sources, entry, &directory.0.join(entry)).unwrap();
        let result = std::process::Command::new(binary).output().unwrap();
        assert!(
            result.status.success(),
            "{entry}: {}",
            String::from_utf8_lossy(&result.stderr)
        );
        assert_eq!(result.stdout, expected.as_bytes(), "{entry}");
    }
}

#[test]
fn network_failures_preserve_official_source_and_business_identity() {
    let directory = Directory::new();
    let project = Project::load(&fixture().with_file_name("net.dever")).unwrap();
    let program = project.check().unwrap();
    let binary = build::build(
        &program,
        &project.sources,
        "invalid",
        &directory.0.join("invalid"),
    )
    .unwrap();
    let result = std::process::Command::new(binary).output().unwrap();
    assert!(!result.status.success());
    let error = String::from_utf8(result.stderr).unwrap();
    assert!(error.contains("ConnectResult.Failed"), "{error}");
    let source = project
        .sources
        .iter()
        .find(|source| source.path.ends_with("lib/dever/net/socket.dever"))
        .unwrap();
    let offset = source
        .text
        .find("fail(ConnectResult.Failed(message))")
        .unwrap()
        + "fail(".len();
    let (line, column) = source.position(offset);
    assert!(
        error.contains(&format!("{}:{line}:{column}:", source.path.display())),
        "{error}"
    );
}