github-copilot-sdk 1.0.17-preview.6

Rust SDK for programmatic control of the GitHub Copilot CLI via JSON-RPC.
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/*---------------------------------------------------------------------------------------------
 *  Copyright (c) Microsoft Corporation. All rights reserved.
 *--------------------------------------------------------------------------------------------*/

#![cfg(test)]

use super::*;

fn session_id() -> SessionId {
    SessionId::new("router-ownership")
}

#[test]
fn each_registration_gets_a_distinct_token() {
    let router = SessionRouter::new();
    let first = router.register(&session_id());
    let second = router.register(&session_id());
    assert_ne!(first.token, second.token);
}

#[test]
fn unregister_owned_removes_only_the_matching_registration() {
    let router = SessionRouter::new();
    let stale = router.register(&session_id());
    let live = router.register(&session_id());

    // The stale owner must not evict the registration that replaced it.
    assert!(!router.unregister_owned(&session_id(), stale.token));
    assert_eq!(router.session_ids(), vec![session_id()]);

    assert!(router.unregister_owned(&session_id(), live.token));
    assert!(router.session_ids().is_empty());

    // Removing twice is a no-op rather than evicting a future tenant.
    assert!(!router.unregister_owned(&session_id(), live.token));
}

#[test]
fn restore_owned_hands_the_id_back_to_a_running_replaced_registration() {
    let router = SessionRouter::new();
    let resident = router.register(&session_id());
    let (attempt, replaced) = router.replace(&session_id());
    assert!(replaced.is_some());

    assert!(router.restore_owned(&session_id(), attempt.token, replaced));
    assert!(router.is_registered_owner(&session_id(), resident.token));
}

#[test]
fn restore_owned_unregisters_when_the_replaced_session_has_stopped() {
    let router = SessionRouter::new();
    let resident = router.register(&session_id());
    let (attempt, replaced) = router.replace(&session_id());
    drop(resident);

    assert!(router.restore_owned(&session_id(), attempt.token, replaced));
    assert!(router.session_ids().is_empty());
}

#[test]
fn restore_owned_leaves_a_newer_registration_alone() {
    let router = SessionRouter::new();
    let _resident = router.register(&session_id());
    let (attempt, replaced) = router.replace(&session_id());
    let newer = router.register(&session_id());

    assert!(!router.restore_owned(&session_id(), attempt.token, replaced));
    assert!(router.is_registered_owner(&session_id(), newer.token));
}