import { describe, expect, it } from "@effect/vitest"; import { projectThreadContentPresentation } from "./threadContentPresentation"; describe("thread content presentation", () => {  it("renders cached detail while its environment reconnects", () => {    expect(      projectThreadContentPresentation({        hasDetail: true,        detailError: null,        detailDeleted: false,        connectionState: "reconnecting",      }),    ).toEqual({ kind: "ready" });  });   it("loads missing detail inside the thread screen when connected", () => {    expect(      projectThreadContentPresentation({        hasDetail: false,        detailError: null,        detailDeleted: false,        connectionState: "connected",      }),    ).toEqual({ kind: "loading" });  });   it("explains uncached detail while disconnected instead of loading forever", () => {    expect(      projectThreadContentPresentation({        hasDetail: false,        detailError: null,        detailDeleted: false,        connectionState: "error",      }),    ).toEqual({      kind: "unavailable",      title: "Messages not cached",      detail: "Reconnect this environment to load the conversation.",    });  });   it("surfaces detail errors before presenting a loading state", () => {    expect(      projectThreadContentPresentation({        hasDetail: false,        detailError: "The thread stream failed.",        detailDeleted: false,        connectionState: "connected",      }),    ).toEqual({      kind: "unavailable",      title: "Could not load conversation",      detail: "The thread stream failed.",    });  });});