videos1.0/frontend/src/components/video/VideoPlayer.test.tsx

/**
 * VideoPlayer 组件单元测试
 *
 * TDD 测试用例 - 测试视频播放器组件
 *
 * UI 规范参考：UIDesign.md
 */

import { describe, it, expect, vi } from 'vitest'
import { render, screen, fireEvent, waitFor } from '@testing-library/react'
// import { VideoPlayer } from './VideoPlayer'

describe('VideoPlayer', () => {
  const mockVideoSrc = 'https://example.com/video.mp4'
  const mockViolations = [
    {
      id: 'vio_001',
      timestamp_start: 5.0,
      timestamp_end: 5.5,
      type: 'prohibited_word',
      content: '最好的',
      severity: 'high',
    },
    {
      id: 'vio_002',
      timestamp_start: 10.0,
      timestamp_end: 15.0,
      type: 'competitor_logo',
      content: 'CompetitorBrand',
      severity: 'medium',
    },
  ]

  it.skip('should render video element', () => {
    // render(<VideoPlayer src={mockVideoSrc} />)
    // expect(screen.getByTestId('video-element')).toBeInTheDocument()
  })

  it.skip('should show loading state initially', () => {
    // render(<VideoPlayer src={mockVideoSrc} />)
    // expect(screen.getByTestId('loading-spinner')).toBeInTheDocument()
  })

  describe('playback controls', () => {
    it.skip('should toggle play/pause on click', () => {
      // render(<VideoPlayer src={mockVideoSrc} />)
      // const playButton = screen.getByRole('button', { name: /play/i })
      //
      // fireEvent.click(playButton)
      // expect(screen.getByRole('button', { name: /pause/i })).toBeInTheDocument()
      //
      // fireEvent.click(screen.getByRole('button', { name: /pause/i }))
      // expect(screen.getByRole('button', { name: /play/i })).toBeInTheDocument()
    })

    it.skip('should show current time and duration', () => {
      // render(<VideoPlayer src={mockVideoSrc} duration={60000} />)
      // expect(screen.getByText('00:00 / 01:00')).toBeInTheDocument()
    })

    it.skip('should update time on seek', () => {
      // render(<VideoPlayer src={mockVideoSrc} duration={60000} />)
      // const seekBar = screen.getByRole('slider', { name: /seek/i })
      //
      // fireEvent.change(seekBar, { target: { value: 30000 } })
      // expect(screen.getByText('00:30 / 01:00')).toBeInTheDocument()
    })

    it.skip('should toggle mute', () => {
      // render(<VideoPlayer src={mockVideoSrc} />)
      // const muteButton = screen.getByRole('button', { name: /mute/i })
      //
      // fireEvent.click(muteButton)
      // expect(screen.getByRole('button', { name: /unmute/i })).toBeInTheDocument()
    })

    it.skip('should toggle fullscreen', () => {
      // render(<VideoPlayer src={mockVideoSrc} />)
      // const fullscreenButton = screen.getByRole('button', { name: /fullscreen/i })
      //
      // fireEvent.click(fullscreenButton)
      // // 验证全屏 API 被调用
    })
  })

  describe('violation markers', () => {
    it.skip('should display violation markers on timeline', () => {
      // render(
      //   <VideoPlayer
      //     src={mockVideoSrc}
      //     duration={60000}
      //     violations={mockViolations}
      //   />
      // )
      //
      // const markers = screen.getAllByTestId('violation-marker')
      // expect(markers).toHaveLength(2)
    })

    it.skip('should show violation tooltip on marker hover', async () => {
      // render(
      //   <VideoPlayer
      //     src={mockVideoSrc}
      //     duration={60000}
      //     violations={mockViolations}
      //   />
      // )
      //
      // const marker = screen.getAllByTestId('violation-marker')[0]
      // fireEvent.mouseEnter(marker)
      //
      // await waitFor(() => {
      //   expect(screen.getByText('最好的')).toBeInTheDocument()
      // })
    })

    it.skip('should seek to violation time on marker click', () => {
      // const onSeek = vi.fn()
      // render(
      //   <VideoPlayer
      //     src={mockVideoSrc}
      //     duration={60000}
      //     violations={mockViolations}
      //     onSeek={onSeek}
      //   />
      // )
      //
      // const marker = screen.getAllByTestId('violation-marker')[0]
      // fireEvent.click(marker)
      //
      // expect(onSeek).toHaveBeenCalledWith(5000) // 5.0 seconds in ms
    })

    it.skip('should highlight marker by severity color', () => {
      // render(
      //   <VideoPlayer
      //     src={mockVideoSrc}
      //     duration={60000}
      //     violations={mockViolations}
      //   />
      // )
      //
      // const markers = screen.getAllByTestId('violation-marker')
      // expect(markers[0]).toHaveClass('bg-red-500') // high severity
      // expect(markers[1]).toHaveClass('bg-orange-500') // medium severity
    })
  })

  describe('keyboard navigation', () => {
    it.skip('should play/pause with space key', () => {
      // render(<VideoPlayer src={mockVideoSrc} />)
      // const player = screen.getByTestId('video-player')
      //
      // fireEvent.keyDown(player, { key: ' ' })
      // // 验证播放状态切换
    })

    it.skip('should seek forward with arrow right', () => {
      // render(<VideoPlayer src={mockVideoSrc} />)
      // const player = screen.getByTestId('video-player')
      //
      // fireEvent.keyDown(player, { key: 'ArrowRight' })
      // // 验证前进 5 秒
    })

    it.skip('should seek backward with arrow left', () => {
      // render(<VideoPlayer src={mockVideoSrc} />)
      // const player = screen.getByTestId('video-player')
      //
      // fireEvent.keyDown(player, { key: 'ArrowLeft' })
      // // 验证后退 5 秒
    })
  })

  describe('playback rate', () => {
    it.skip('should allow changing playback speed', () => {
      // render(<VideoPlayer src={mockVideoSrc} />)
      // const speedButton = screen.getByRole('button', { name: /speed/i })
      //
      // fireEvent.click(speedButton)
      // fireEvent.click(screen.getByText('1.5x'))
      //
      // // 验证播放速度已更改
    })
  })

  describe('error handling', () => {
    it.skip('should show error message on load failure', async () => {
      // render(<VideoPlayer src="invalid-url" />)
      //
      // await waitFor(() => {
      //   expect(screen.getByText(/加载失败/)).toBeInTheDocument()
      // })
    })

    it.skip('should provide retry option on error', async () => {
      // render(<VideoPlayer src="invalid-url" />)
      //
      // await waitFor(() => {
      //   expect(screen.getByRole('button', { name: /重试/ })).toBeInTheDocument()
      // })
    })
  })
})