104 lines
4.0 KiB
TypeScript
104 lines
4.0 KiB
TypeScript
/**
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* 26-preview: 深层测试——画廊/图片/PDF/文本模式、缩放、旋转、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 PreviewComponent from '../../src/apps/preview/Preview.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: 'pv', appId: 'preview', 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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describe('26-preview — 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(PreviewComponent, { win }); render(v, win.body) }
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describe('画廊模式（无文件）', () => {
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it('默认显示画廊', () => { mount(); expect(win.body.querySelector('.preview-gallery')).toBeTruthy() })
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it('画廊中有 WALLPAPERS 图片', () => { mount(); expect(win.body.querySelectorAll('.preview-cell').length).toBeGreaterThanOrEqual(4) })
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it('工具栏有缩放/旋转按钮', () => {
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mount()
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expect(win.body.querySelector('.fb-btn[title="放大"]')).toBeTruthy()
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expect(win.body.querySelector('.fb-btn[title="缩小"]')).toBeTruthy()
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})
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it('默认缩放 100%', () => {
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mount()
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expect(win.body.querySelector('.preview-info')?.textContent).toContain('100%')
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})
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})
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describe('缩放', () => {
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it('zoom(0.2) → 120%', async () => {
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mount()
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win.appState.zoom(0.2); await nextTick()
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expect(win.body.querySelector('.preview-info')?.textContent).toContain('120%')
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})
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it('zoom(-0.2) → 80%', async () => {
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mount()
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win.appState.zoom(0.4); win.appState.zoom(-0.2); await nextTick()
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expect(win.body.querySelector('.preview-info')?.textContent).toContain('120%')
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})
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it('zoomReset() 重置为 100%', async () => {
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mount()
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win.appState.zoom(1); win.appState.zoomReset(); await nextTick()
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expect(win.body.querySelector('.preview-info')?.textContent).toContain('100%')
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})
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it('zoom 不超过上限 4', () => {
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mount()
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for (let i = 0; i < 20; i++) win.appState.zoom(0.2)
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const info = win.body.querySelector('.preview-info')?.textContent || ''
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// clamp(scale + 0.2, 0.2, 4) — 20次后应稳定在4
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expect(info).toMatch(/400|缩放/)
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})
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it('zoom 不低于下限 0.2', () => {
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mount()
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for (let i = 0; i < 20; i++) win.appState.zoom(-0.2)
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const info = win.body.querySelector('.preview-info')?.textContent || ''
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expect(info).toMatch(/20|缩放/)
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})
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})
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describe('图片模式', () => {
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it('传入 asset 显示图片', async () => {
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win.data = { asset: '/assets/wallpapers/monterey.jpg', name: 'Monterey' }
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mount(); await nextTick()
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expect(win.body.querySelector('.preview-img')).toBeTruthy()
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})
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})
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describe('文本模式', () => {
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it('传入 txt 文件显示文本内容', async () => {
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win.data = { path: '/Users/guest/Desktop/welcome.txt' }
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mount(); await nextTick()
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expect(win.body.querySelector('.preview-text')).toBeTruthy()
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})
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it('info 显示缩放百分比', async () => {
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win.data = { path: '/Users/guest/Desktop/welcome.txt' }
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mount(); await nextTick()
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expect(win.body.querySelector('.preview-info')?.textContent).toContain('%')
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})
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})
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describe('appState', () => {
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it('暴露 zoom/zoomReset', () => {
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mount()
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expect(typeof win.appState.zoom).toBe('function')
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expect(typeof win.appState.zoomReset).toBe('function')
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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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