import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest'

// This test verifies the timer cleanup logic extracted from HumanFightPage.vue
// We test the pattern directly since the full component has many dependencies

describe('HumanFightPage timer cleanup', () => {
  beforeEach(() => {
    vi.useFakeTimers()
  })

  afterEach(() => {
    vi.useRealTimers()
  })

  it('clears all timers on unmount pattern', () => {
    // Simulate the timer refs used in HumanFightPage
    let feedbackTimer: ReturnType<typeof setTimeout> | null = null
    let pollHandle: ReturnType<typeof setInterval> | null = null
    let timerHandle: ReturnType<typeof setInterval> | null = null

    // Start timers
    feedbackTimer = setTimeout(() => {}, 1500)
    pollHandle = setInterval(() => {}, 800)
    timerHandle = setInterval(() => {}, 250)

    // Simulate onUnmounted cleanup
    if (pollHandle) { clearInterval(pollHandle); pollHandle = null }
    if (timerHandle) { clearInterval(timerHandle); timerHandle = null }
    if (feedbackTimer) { clearTimeout(feedbackTimer); feedbackTimer = null }

    // Verify all cleaned up
    expect(feedbackTimer).toBeNull()
    expect(pollHandle).toBeNull()
    expect(timerHandle).toBeNull()

    // Advance time — no callbacks should fire
    const spy = vi.fn()
    vi.advanceTimersByTime(5000)
    expect(spy).not.toHaveBeenCalled()
  })
})