import { ThreadId } from "@t3tools/contracts";import { describe, expect, it } from "vitest"; import { collectActiveTerminalThreadIds } from "./terminalStateCleanup"; const threadId = (id: string): ThreadId => ThreadId.makeUnsafe(id); describe("collectActiveTerminalThreadIds", () => {  it("retains non-deleted server threads", () => {    const activeThreadIds = collectActiveTerminalThreadIds({      snapshotThreads: [        { id: threadId("server-1"), deletedAt: null, archivedAt: null },        { id: threadId("server-2"), deletedAt: null, archivedAt: null },      ],      draftThreadIds: [],    });     expect(activeThreadIds).toEqual(new Set([threadId("server-1"), threadId("server-2")]));  });   it("ignores deleted and archived server threads and keeps local draft threads", () => {    const activeThreadIds = collectActiveTerminalThreadIds({      snapshotThreads: [        { id: threadId("server-active"), deletedAt: null, archivedAt: null },        {          id: threadId("server-deleted"),          deletedAt: "2026-03-05T08:00:00.000Z",          archivedAt: null,        },        {          id: threadId("server-archived"),          deletedAt: null,          archivedAt: "2026-03-05T09:00:00.000Z",        },      ],      draftThreadIds: [threadId("local-draft")],    });     expect(activeThreadIds).toEqual(new Set([threadId("server-active"), threadId("local-draft")]));  });   it("does not keep draft-linked terminal state for archived server threads", () => {    const archivedThreadId = threadId("server-archived");     const activeThreadIds = collectActiveTerminalThreadIds({      snapshotThreads: [        {          id: archivedThreadId,          deletedAt: null,          archivedAt: "2026-03-05T09:00:00.000Z",        },      ],      draftThreadIds: [archivedThreadId, threadId("local-draft")],    });     expect(activeThreadIds).toEqual(new Set([threadId("local-draft")]));  });});