rmux-server 0.10.0

Tokio daemon and request dispatcher for the RMUX terminal multiplexer.
Documentation 
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use super::*;

async fn handler_with_split_session(name: &str) -> (RequestHandler, SessionName) {
    let handler = RequestHandler::new();
    let session = session_name(name);
    assert!(matches!(
        handler
            .handle(Request::NewSession(NewSessionRequest {
                session_name: session.clone(),
                detached: true,
                size: Some(TerminalSize { cols: 80, rows: 24 }),
                environment: None,
            }))
            .await,
        Response::NewSession(_)
    ));
    assert!(matches!(
        handler
            .handle(Request::SplitWindow(SplitWindowRequest {
                target: SplitWindowTarget::Pane(PaneTarget::with_window(session.clone(), 0, 0)),
                direction: SplitDirection::Vertical,
                before: false,
                environment: None,
            }))
            .await,
        Response::SplitWindow(_)
    ));
    (handler, session)
}

async fn execute(handler: &RequestHandler, command: &str) {
    let parsed = CommandParser::new().parse(command).expect("command parses");
    handler
        .execute_parsed_commands_for_test(std::process::id(), parsed)
        .await
        .unwrap_or_else(|error| panic!("{command} should execute: {error}"));
}

async fn zoom_pane(handler: &RequestHandler, session: &SessionName, pane_index: u32) {
    assert!(matches!(
        handler
            .handle(Request::ResizePane(rmux_proto::ResizePaneRequest {
                target: PaneTarget::with_window(session.clone(), 0, pane_index),
                adjustment: rmux_proto::ResizePaneAdjustment::Zoom,
            }))
            .await,
        Response::ResizePane(_)
    ));
}

async fn assert_zoomed_active(handler: &RequestHandler, session: &SessionName, pane_index: u32) {
    let state = handler.state.lock().await;
    let window = state
        .sessions
        .session(session)
        .expect("session exists")
        .window_at(0)
        .expect("window exists");
    assert!(window.is_zoomed());
    assert_eq!(window.active_pane_index(), pane_index);
}

#[tokio::test]
async fn parsed_queue_select_pane_keep_zoom_preserves_zoom() {
    let (handler, session) = handler_with_split_session("select-zoom").await;
    zoom_pane(&handler, &session, 0).await;

    execute(&handler, "select-pane -Z -t select-zoom:0.1").await;

    assert_zoomed_active(&handler, &session, 1).await;
}

#[tokio::test]
async fn parsed_queue_select_pane_direction_keep_zoom_preserves_zoom() {
    let (handler, session) = handler_with_split_session("select-zoom-dir").await;
    zoom_pane(&handler, &session, 1).await;

    execute(&handler, "select-pane -Z -U -t select-zoom-dir:0.1").await;

    assert_zoomed_active(&handler, &session, 0).await;
}

#[tokio::test]
async fn parsed_queue_select_pane_last_keep_zoom_preserves_zoom() {
    let (handler, session) = handler_with_split_session("select-zoom-last").await;
    zoom_pane(&handler, &session, 1).await;

    execute(&handler, "select-pane -Z -l -t select-zoom-last:0.1").await;

    assert_zoomed_active(&handler, &session, 0).await;
}