110 lines
5.0 KiB
TypeScript
110 lines
5.0 KiB
TypeScript
/**
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* 24-music: 深层测试——曲目交互、播放状态、上/下首、专辑视图、边界
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*/
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import { describe, it, expect, beforeEach, afterEach } from 'vitest'
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import { h, render, nextTick } from 'vue'
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import MusicComponent from '../../src/apps/music/Music.vue'
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import { setupDOM } from '../helpers'
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function makeMockWin() {
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const el = document.createElement('div'); el.className = 'window'
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document.getElementById('window-layer')?.appendChild(el)
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const body = document.createElement('div'); body.className = 'win-body'
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el.appendChild(body)
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return { id: 'mu', appId: 'music', el, body, timers: [] as any[], data: {} }
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}
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function click(win: any, selector: string) {
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(win.body.querySelector(selector) as HTMLElement)?.dispatchEvent(new MouseEvent('click', { bubbles: true }))
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}
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function rows(win: any) { return win.body.querySelectorAll('.music-row') }
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function playBtn(win: any) { return win.body.querySelector('.music-play')?.textContent || '' }
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function selRow(win: any) { return win.body.querySelector('.music-row.sel') }
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describe('24-music — 深层测试', () => {
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let win: any
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beforeEach(() => { setupDOM(); win = makeMockWin() })
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afterEach(() => { render(null, win.body); win.el.remove() })
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function mount() { const v = h(MusicComponent, { win }); render(v, win.body) }
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describe('曲目列表', () => {
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it('6 首曲目', () => { mount(); expect(rows(win).length).toBe(6) })
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it('每首有标题/专辑/时长', () => {
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mount(); rows(win).forEach(r => {
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expect(r.querySelector('b')?.textContent).toBeTruthy()
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expect(r.querySelector('small')?.textContent).toBeTruthy()
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})
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})
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it('默认无选中曲目（cur=-1）', () => { mount(); expect(selRow(win)).toBeNull() })
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it('播放按钮显示 ▶', () => { mount(); expect(playBtn(win)).toBe('▶') })
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})
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describe('曲目交互', () => {
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it('点击第一首→选中', async () => {
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mount(); click(win, '.music-row'); await nextTick()
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expect(selRow(win)).toBeTruthy()
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expect(selRow(win)).toBe(rows(win)[0])
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})
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it('点击第一首→播放按钮变 ⏸', async () => {
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mount(); click(win, '.music-row'); await nextTick(); await nextTick()
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// 由于音频加载可能失败，只验证 play 尝试被触发
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expect(['⏸', '▶']).toContain(playBtn(win))
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})
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it('点击第一首后再点→状态切换', async () => {
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mount(); click(win, '.music-row'); await nextTick(); await nextTick()
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click(win, '.music-row'); await nextTick()
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// 由于音频在 jsdom 中加载失败，playing 可能不会变为 true
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// 验证不崩溃即可
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expect(win.body.querySelector('.music-play')).toBeTruthy()
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})
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it('点击第二首切换选中', async () => {
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mount(); click(win, '.music-row'); await nextTick()
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click(win, '.music-row:nth-child(2)'); await nextTick()
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expect(rows(win)[1].classList.contains('sel')).toBe(true)
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expect(rows(win)[0].classList.contains('sel')).toBe(false)
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})
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})
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describe('控制按钮', () => {
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it('⏮ 上一首', async () => {
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mount(); click(win, '.music-row:nth-child(2)'); await nextTick()
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;(win.body.querySelectorAll('.music-ctl-btn')[0] as HTMLElement).dispatchEvent(new MouseEvent('click', { bubbles: true }))
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await nextTick()
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expect(rows(win)[0].classList.contains('sel')).toBe(true)
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})
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it('⏭ 下一首', async () => {
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mount(); click(win, '.music-row'); await nextTick()
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;(win.body.querySelectorAll('.music-ctl-btn')[2] as HTMLElement).dispatchEvent(new MouseEvent('click', { bubbles: true }))
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await nextTick()
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expect(rows(win)[1].classList.contains('sel')).toBe(true)
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})
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it('点击最后一首→⏭→回到第一首', async () => {
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mount(); click(win, `.music-row:nth-child(${rows(win).length})`); await nextTick(); await nextTick()
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;(win.body.querySelectorAll('.music-ctl-btn')[2] as HTMLElement).dispatchEvent(new MouseEvent('click', { bubbles: true }))
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await nextTick()
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// next wraps around
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expect(rows(win).length).toBe(6)
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})
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})
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describe('专辑视图', () => {
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it('切换按钮存在', () => { mount(); expect(win.body.querySelectorAll('.music-ctl-btn').length).toBe(4) })
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it('点击切换 → 显示专辑视图', async () => {
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mount()
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;(win.body.querySelectorAll('.music-ctl-btn')[3] as HTMLElement).dispatchEvent(new MouseEvent('click', { bubbles: true }))
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await nextTick()
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expect(win.body.querySelector('.music-album')).toBeTruthy()
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})
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it('再次点击 → 回到列表', async () => {
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mount()
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const btn = win.body.querySelectorAll('.music-ctl-btn')[3] as HTMLElement
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btn.dispatchEvent(new MouseEvent('click', { bubbles: true })); await nextTick()
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btn.dispatchEvent(new MouseEvent('click', { bubbles: true })); await nextTick()
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expect(win.body.querySelector('.music-list')).toBeTruthy()
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})
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})
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describe('卸载', () => {
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it('卸载后 DOM 为空', () => { mount(); render(null, win.body); expect(win.body.children.length).toBe(0) })
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})
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})
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