import type { NativeApi } from "@t3tools/contracts";import { QueryClient } from "@tanstack/react-query";import { describe, expect, it, vi } from "vitest";import { checkpointDiffQueryOptions, providerQueryKeys } from "./providerReactQuery"; describe("providerQueryKeys.checkpointDiff", () => {  it("includes cacheScope so reused turn counts do not collide", () => {    const baseInput = {      sessionId: "session-id",      threadRuntimeId: "thread-id",      fromTurnCount: 1,      toTurnCount: 2,    } as const;     expect(      providerQueryKeys.checkpointDiff({        ...baseInput,        cacheScope: "turn:old-turn",      }),    ).not.toEqual(      providerQueryKeys.checkpointDiff({        ...baseInput,        cacheScope: "turn:new-turn",      }),    );  });}); describe("checkpointDiffQueryOptions", () => {  it("forwards checkpoint range to the provider API", async () => {    const getCheckpointDiff = vi.fn().mockResolvedValue({ diff: "patch" });    const api = {      providers: {        getCheckpointDiff,      },    } as unknown as NativeApi;     const options = checkpointDiffQueryOptions(api, {      sessionId: "session-id",      threadRuntimeId: "thread-id",      fromTurnCount: 3,      toTurnCount: 4,      cacheScope: "turn:abc",    });     const queryClient = new QueryClient();    await queryClient.fetchQuery(options);     expect(getCheckpointDiff).toHaveBeenCalledWith({      sessionId: "session-id",      fromTurnCount: 3,      toTurnCount: 4,    });  });});