import { describe, expect, test } from "bun:test";

import { getReactQueryClient } from "../src/react-app/infra/query-client";

// These caches are written with setQueryData from the module-singleton SSE
// sync while their session route can be unmounted (zero observers), so
// TanStack GC would delete live state ~15s after the route unmounts:
// pending permissions/questions (#1916) and the run-status busy flag, which
// made a still-live run render as idle after a Settings visit. Their cleanup
// is owned by permission.replied / question.answered and clearTrackedSession.
describe("react-query gc defaults", () => {
  test("zero-observer live session state is exempt from gc", () => {
    const queryClient = getReactQueryClient();
    for (const queryKey of [
      ["react-session-status"],
      ["react-session-permissions"],
      ["react-session-questions"],
    ] as const) {
      expect(queryClient.getQueryDefaults(queryKey).gcTime).toBe(Infinity);
    }
  });

  test("bulky transcript and todo caches stay gc-bounded", () => {
    const queryClient = getReactQueryClient();
    for (const queryKey of [
      ["react-session-transcript"],
      ["react-session-todos"],
    ] as const) {
      expect(queryClient.getQueryDefaults(queryKey).gcTime).toBe(15_000);
    }
  });
});