import { beforeEach, describe, expect, it, vi } from "vitest";
import {
  listPendingAdoptionHolders,
  persistPendingAdoptionHolder,
  readPendingAdoptionHolder,
  removePendingAdoptionHolder,
} from "./pending-adoption-holder";

const data: Record<string, unknown> = {};
vi.stubGlobal("chrome", { storage: { local: {
  get: vi.fn(async (key: string) => ({ [key]: data[key] })),
  set: vi.fn(async (value: Record<string, unknown>) => Object.assign(data, value)),
  remove: vi.fn(async (key: string) => { delete data[key]; }),
} } });

const request = { type: "ADOPT_REQUEST", device_id: "phone", device_name: "Phone", device_type: "android" } as const;

describe("pending adoption holder", () => {
  beforeEach(() => { delete data.peach_pending_adoption_holder_v1; });

  it("persists and lists a typed candidate across reads", async () => {
    await persistPendingAdoptionHolder(request);
    const holder = await readPendingAdoptionHolder();
    expect(holder?.request.device_id).toBe("phone");
    expect((await listPendingAdoptionHolders())).toHaveLength(1);
  });

  it("removes an explicitly revoked candidate", async () => {
    await persistPendingAdoptionHolder(request);
    await removePendingAdoptionHolder();
    expect(await listPendingAdoptionHolders()).toEqual([]);
  });

  it("does not silently delete malformed persisted data", async () => {
    data.peach_pending_adoption_holder_v1 = "not-json";
    expect(await readPendingAdoptionHolder()).toBeNull();
    expect(data.peach_pending_adoption_holder_v1).toBe("not-json");
  });
});