63ec6b7dfb
1. 排行榜悬浮窗关闭后小按钮消失问题 - 修复面板居中模式关闭时按钮位置错误 - 保存并恢复按钮的居中状态 2. 首页tag按钮按素材数量排序 - 添加按素材数量降序排序逻辑 3. 上传弹窗输入框浅色模式文字不可见 - 添加 text-slate-900 确保浅色模式下文字可见 - 添加 placeholder 样式确保占位符正确显示
407 lines
12 KiB
TypeScript
407 lines
12 KiB
TypeScript
/**
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* AudioVisualizer 组件测试
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* 测试音频可视化组件的核心功能
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* @jest-environment jsdom
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*/
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import React from 'react'
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import { render, screen, act } from '@testing-library/react'
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import '@testing-library/jest-dom'
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// Mock AudioContext
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const mockAnalyser = {
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fftSize: 256,
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smoothingTimeConstant: 0.8,
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frequencyBinCount: 128,
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getByteFrequencyData: jest.fn((array: Uint8Array) => {
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// 填充模拟数据
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for (let i = 0; i < array.length; i++) {
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array[i] = Math.floor(Math.random() * 256)
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}
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}),
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connect: jest.fn(),
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}
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const mockSource = {
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connect: jest.fn(),
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}
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const mockAudioContext = {
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createAnalyser: jest.fn(() => mockAnalyser),
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createMediaElementSource: jest.fn(() => mockSource),
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destination: {},
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state: 'running',
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resume: jest.fn().mockResolvedValue(undefined),
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}
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// Mock window.AudioContext
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const originalAudioContext = window.AudioContext
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beforeAll(() => {
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(window as any).AudioContext = jest.fn(() => mockAudioContext)
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;(window as any).webkitAudioContext = jest.fn(() => mockAudioContext)
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})
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afterAll(() => {
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window.AudioContext = originalAudioContext
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})
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// Mock requestAnimationFrame
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const mockRequestAnimationFrame = jest.fn((callback) => {
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return 1
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})
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const mockCancelAnimationFrame = jest.fn()
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beforeEach(() => {
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jest.spyOn(window, 'requestAnimationFrame').mockImplementation(mockRequestAnimationFrame)
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jest.spyOn(window, 'cancelAnimationFrame').mockImplementation(mockCancelAnimationFrame)
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})
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afterEach(() => {
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jest.restoreAllMocks()
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jest.clearAllMocks()
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})
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// Mock canvas context
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const mockCanvasContext = {
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clearRect: jest.fn(),
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beginPath: jest.fn(),
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arc: jest.fn(),
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fill: jest.fn(),
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stroke: jest.fn(),
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moveTo: jest.fn(),
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lineTo: jest.fn(),
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fillText: jest.fn(),
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createRadialGradient: jest.fn(() => ({
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addColorStop: jest.fn(),
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})),
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createLinearGradient: jest.fn(() => ({
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addColorStop: jest.fn(),
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})),
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fillStyle: '',
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strokeStyle: '',
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lineWidth: 0,
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lineCap: '',
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font: '',
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textAlign: '',
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textBaseline: '',
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}
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HTMLCanvasElement.prototype.getContext = jest.fn(() => mockCanvasContext) as any
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import AudioVisualizer from '../AudioVisualizer'
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describe('AudioVisualizer 组件', () => {
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describe('渲染测试', () => {
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it('应该正确渲染组件', () => {
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const { container } = render(
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<AudioVisualizer audioElement={null} isPlaying={false} />
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)
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expect(container.firstChild).toBeInTheDocument()
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})
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it('应该根据 size 属性渲染不同尺寸', () => {
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const { container: smContainer } = render(
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<AudioVisualizer audioElement={null} isPlaying={false} size="sm" />
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)
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expect(smContainer.firstChild).toHaveClass('w-40', 'h-40')
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const { container: mdContainer } = render(
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<AudioVisualizer audioElement={null} isPlaying={false} size="md" />
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)
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expect(mdContainer.firstChild).toHaveClass('w-[280px]', 'h-[280px]')
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const { container: lgContainer } = render(
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<AudioVisualizer audioElement={null} isPlaying={false} size="lg" />
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)
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expect(lgContainer.firstChild).toHaveClass('w-[400px]', 'h-[400px]')
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})
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it('应该应用自定义 className', () => {
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const { container } = render(
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<AudioVisualizer
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audioElement={null}
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isPlaying={false}
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className="custom-class"
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/>
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)
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expect(container.firstChild).toHaveClass('custom-class')
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})
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})
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describe('封面图显示', () => {
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it('没有封面图时应该显示默认封面', () => {
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const { container } = render(
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<AudioVisualizer audioElement={null} isPlaying={false} />
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)
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// 检查是否有默认封面的渐变背景
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const defaultCover = container.querySelector('.bg-gradient-to-br')
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expect(defaultCover).toBeInTheDocument()
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})
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it('有封面图时应该显示封面图', () => {
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const coverUrl = 'https://example.com/cover.jpg'
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const { container } = render(
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<AudioVisualizer
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audioElement={null}
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isPlaying={false}
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coverImage={coverUrl}
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/>
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)
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const img = container.querySelector('img')
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expect(img).toBeInTheDocument()
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expect(img).toHaveAttribute('src', coverUrl)
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})
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it('播放时应该隐藏封面图', () => {
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const mockAudio = document.createElement('audio')
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const { container } = render(
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<AudioVisualizer
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audioElement={mockAudio}
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isPlaying={true}
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coverImage="https://example.com/cover.jpg"
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showCoverOnPause={true}
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/>
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)
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// 封面图层应该有 opacity-0 类
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const coverLayer = container.querySelector('.z-10')
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expect(coverLayer).toHaveClass('opacity-0')
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})
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it('暂停时应该显示封面图（当 showCoverOnPause 为 true）', () => {
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const { container } = render(
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<AudioVisualizer
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audioElement={null}
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isPlaying={false}
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coverImage="https://example.com/cover.jpg"
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showCoverOnPause={true}
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/>
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)
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const coverLayer = container.querySelector('.z-10')
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expect(coverLayer).toHaveClass('opacity-100')
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})
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})
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describe('Canvas 渲染', () => {
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it('应该渲染 canvas 元素', () => {
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const { container } = render(
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<AudioVisualizer audioElement={null} isPlaying={false} />
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)
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const canvas = container.querySelector('canvas')
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expect(canvas).toBeInTheDocument()
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})
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it('canvas 应该有正确的尺寸属性', () => {
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const { container } = render(
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<AudioVisualizer audioElement={null} isPlaying={false} size="md" />
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)
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const canvas = container.querySelector('canvas')
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expect(canvas).toHaveAttribute('width', '280')
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expect(canvas).toHaveAttribute('height', '280')
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})
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it('小尺寸 canvas 应该有正确的尺寸', () => {
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const { container } = render(
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<AudioVisualizer audioElement={null} isPlaying={false} size="sm" />
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)
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const canvas = container.querySelector('canvas')
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expect(canvas).toHaveAttribute('width', '160')
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expect(canvas).toHaveAttribute('height', '160')
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})
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it('大尺寸 canvas 应该有正确的尺寸', () => {
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const { container } = render(
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<AudioVisualizer audioElement={null} isPlaying={false} size="lg" />
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)
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const canvas = container.querySelector('canvas')
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expect(canvas).toHaveAttribute('width', '400')
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expect(canvas).toHaveAttribute('height', '400')
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})
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})
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describe('音频上下文初始化', () => {
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it('播放时应该初始化 AudioContext', () => {
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const mockAudio = document.createElement('audio')
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render(
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<AudioVisualizer
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audioElement={mockAudio}
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isPlaying={true}
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/>
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)
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expect(window.AudioContext).toHaveBeenCalled()
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})
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it('没有音频元素时不应该初始化 AudioContext', () => {
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jest.clearAllMocks()
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render(
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<AudioVisualizer
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audioElement={null}
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isPlaying={true}
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/>
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)
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expect(window.AudioContext).not.toHaveBeenCalled()
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})
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})
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describe('动画控制', () => {
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it('播放时应该启动动画', () => {
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const mockAudio = document.createElement('audio')
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render(
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<AudioVisualizer
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audioElement={mockAudio}
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isPlaying={true}
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/>
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)
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// 检查 requestAnimationFrame 是否被调用
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expect(mockRequestAnimationFrame).toHaveBeenCalled()
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})
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it('停止播放时组件应该正确响应状态变化', () => {
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const mockAudio = document.createElement('audio')
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const { rerender, container } = render(
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<AudioVisualizer
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audioElement={mockAudio}
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isPlaying={true}
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/>
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)
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// 验证播放状态下可视化层可见
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const visualizerLayers = container.querySelectorAll('.transition-opacity')
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expect(visualizerLayers.length).toBeGreaterThan(0)
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// 重新渲染为非播放状态
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rerender(
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<AudioVisualizer
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audioElement={mockAudio}
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isPlaying={false}
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/>
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)
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// 验证组件正确响应了状态变化（封面图应该显示）
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const coverLayer = container.querySelector('.z-10')
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expect(coverLayer).toHaveClass('opacity-100')
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})
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})
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describe('组件卸载', () => {
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it('卸载时组件应该正确清理', () => {
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const mockAudio = document.createElement('audio')
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const { unmount, container } = render(
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<AudioVisualizer
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audioElement={mockAudio}
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isPlaying={true}
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/>
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)
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// 验证组件已渲染
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expect(container.firstChild).toBeInTheDocument()
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// 卸载组件
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unmount()
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// 验证组件已从 DOM 中移除
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expect(container.firstChild).toBeNull()
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// 注意：由于 requestAnimationFrame 的异步特性和测试环境的限制，
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// 我们无法直接验证 cancelAnimationFrame 是否被调用。
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// 但组件的 cleanup effect 会在卸载时执行，确保资源被正确清理。
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})
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})
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describe('默认封面组件', () => {
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it('应该渲染音符图标', () => {
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const { container } = render(
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<AudioVisualizer audioElement={null} isPlaying={false} />
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)
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// 检查 SVG 音符图标
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const svg = container.querySelector('svg')
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expect(svg).toBeInTheDocument()
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})
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it('不同尺寸应该有不同的图标大小', () => {
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const { container: smContainer } = render(
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<AudioVisualizer audioElement={null} isPlaying={false} size="sm" />
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)
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const smSvg = smContainer.querySelector('svg')
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expect(smSvg).toHaveClass('w-8', 'h-8')
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const { container: lgContainer } = render(
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<AudioVisualizer audioElement={null} isPlaying={false} size="lg" />
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)
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const lgSvg = lgContainer.querySelector('svg')
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expect(lgSvg).toHaveClass('w-16', 'h-16')
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})
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})
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describe('可视化层显示', () => {
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it('播放时可视化层应该可见', () => {
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const mockAudio = document.createElement('audio')
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const { container } = render(
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<AudioVisualizer
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audioElement={mockAudio}
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isPlaying={true}
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/>
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)
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// 可视化层应该有 opacity-100 类
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const visualizerLayer = container.querySelectorAll('.transition-opacity')[1]
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expect(visualizerLayer).toHaveClass('opacity-100')
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})
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it('未播放时可视化层应该隐藏', () => {
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const { container } = render(
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<AudioVisualizer
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audioElement={null}
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isPlaying={false}
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/>
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)
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// 可视化层应该有 opacity-0 类
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const visualizerLayer = container.querySelectorAll('.transition-opacity')[1]
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expect(visualizerLayer).toHaveClass('opacity-0')
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})
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})
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})
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describe('AudioVisualizer 边界情况', () => {
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it('应该处理 null coverImage', () => {
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const { container } = render(
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<AudioVisualizer
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audioElement={null}
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isPlaying={false}
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coverImage={null}
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/>
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)
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expect(container.firstChild).toBeInTheDocument()
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})
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it('应该处理空字符串 coverImage', () => {
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const { container } = render(
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<AudioVisualizer
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audioElement={null}
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isPlaying={false}
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coverImage=""
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/>
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)
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// 空字符串应该被视为 falsy，显示默认封面
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const defaultCover = container.querySelector('.bg-gradient-to-br')
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expect(defaultCover).toBeInTheDocument()
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})
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it('应该处理 showCoverOnPause 为 false 的情况', () => {
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const { container } = render(
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<AudioVisualizer
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audioElement={null}
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isPlaying={false}
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showCoverOnPause={false}
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/>
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)
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expect(container.firstChild).toBeInTheDocument()
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})
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})
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