import { pollTaskDetailUploadJob } from '@/lib/task-detail-upload-status'

describe('task-detail-upload-status', () => {
  const originalFetch = global.fetch

  beforeEach(() => {
    jest.useFakeTimers()
  })

  afterEach(() => {
    jest.useRealTimers()
    global.fetch = originalFetch
    jest.restoreAllMocks()
  })

  test('正常等待结束时移除 abort listener，不在长轮询中累积', async () => {
    const controller = new AbortController()
    const addListenerSpy = jest.spyOn(controller.signal, 'addEventListener')
    const removeListenerSpy = jest.spyOn(controller.signal, 'removeEventListener')
    global.fetch = jest.fn()
      .mockResolvedValueOnce({
        ok: true,
        json: async () => ({ jobId: 'job-1', status: 'processing' }),
      })
      .mockResolvedValueOnce({
        ok: true,
        json: async () => ({ jobId: 'job-1', status: 'processing' }),
      })
      .mockResolvedValueOnce({
        ok: true,
        json: async () => ({ jobId: 'job-1', status: 'processing' }),
      })
      .mockResolvedValueOnce({
        ok: true,
        json: async () => ({ jobId: 'job-1', status: 'completed' }),
      }) as unknown as typeof fetch

    const resultPromise = pollTaskDetailUploadJob('job-1', { signal: controller.signal })
    await jest.advanceTimersByTimeAsync(800 + 1_000 + 1_250)

    await expect(resultPromise).resolves.toMatchObject({ status: 'completed' })
    expect(addListenerSpy).toHaveBeenCalledTimes(3)
    expect(removeListenerSpy).toHaveBeenCalledTimes(3)
    addListenerSpy.mock.calls.forEach((call, index) => {
      expect(removeListenerSpy.mock.calls[index][1]).toBe(call[1])
    })
    expect(jest.getTimerCount()).toBe(0)
  })
})