mirror of
https://wget.la/https://github.com/Wxw-Gu/WechatExplorer
synced 2026-08-17 19:47:08 +08:00
193 lines
8.4 KiB
TypeScript
193 lines
8.4 KiB
TypeScript
import { describe, expect, it } from 'vitest'
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import { JSDOM } from 'jsdom'
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import { EXPORT_PAGE_SIZE, renderExportPage } from '../../src/main/export-html-template'
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import { getImageExportAttempts } from '../../src/shared/export-media'
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import type { Message } from '../../src/shared/types'
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const inlineScriptOf = (html: string): string =>
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Array.from(html.matchAll(/<script(?:\s[^>]*)?>([\s\S]*?)<\/script>/g))
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.map((match) => match[1].trim())
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.find(Boolean) || ''
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describe('export media', () => {
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it('always attempts the original before an explicitly enabled thumbnail fallback', () => {
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const first = getImageExportAttempts({ preferOriginal: true, fallbackThumbnail: true })
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const repeated = getImageExportAttempts({ preferOriginal: true, fallbackThumbnail: true })
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expect(first).toEqual([
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{ allowThumbnail: false, preferThumbnail: false, fallback: false },
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{ allowThumbnail: true, preferThumbnail: true, fallback: true }
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])
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expect(repeated).toEqual(first)
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})
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it('loads archive data and provides timeline, filters, search, and bounded lazy rendering', () => {
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const html = renderExportPage('脱敏导出')
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expect(EXPORT_PAGE_SIZE).toBe(240)
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expect(html).toContain('<script src="data/messages.js"></script>')
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expect(html).toContain('aria-label="聊天时间轴"')
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expect(html).toContain('data-kind="media"')
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expect(html).toContain('placeholder="搜索发送者或消息内容…"')
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expect(html).toContain('filtered.slice(windowStart, windowEnd)')
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expect(html).toContain('windowStart = Math.max(0, windowEnd - PAGE_SIZE)')
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expect(html).toContain('scheduleWindowSlide')
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expect(html).toContain("list.addEventListener('wheel'")
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expect(html).toContain('date.getSeconds()')
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const inlineScript = inlineScriptOf(html)
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expect(inlineScript).toBeTruthy()
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expect(() => new Function(inlineScript)).not.toThrow()
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})
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it('keeps a bounded DOM while loading older and newer messages in both directions', async () => {
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const html = renderExportPage('大量消息')
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const dom = new JSDOM(html, { runScripts: 'outside-only' })
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const messages = Array.from(
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{ length: 500 },
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(_, index): Message => ({
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id: `message-${index}`,
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from: 'user',
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type: '普通文本',
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datetime: '',
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content: index % 100 === 0 ? `needle-${index}` : `普通消息-${index}`,
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isSender: false,
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createTime: 1_767_225_600 + index * 86_400
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})
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)
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Object.assign(dom.window, {
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__WECHAT_EXPORT__: {
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version: 1,
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sourceId: 'fixture',
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name: '大量消息',
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exportedAt: '2026-08-04T00:00:00.000Z',
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messages
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}
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})
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dom.window.eval(inlineScriptOf(html))
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expect(dom.window.document.querySelectorAll('.message')).toHaveLength(EXPORT_PAGE_SIZE)
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expect(dom.window.document.querySelector('#count')?.textContent).toBe(
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'已显示 240 / 筛选 500 / 全部 500'
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)
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const list = dom.window.document.querySelector('#messages')!
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expect(list.querySelector('.message')?.getAttribute('data-index')).toBe('260')
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await new Promise((resolve) => dom.window.setTimeout(resolve, 10))
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list.dispatchEvent(new dom.window.WheelEvent('wheel', { deltaY: -100 }))
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await new Promise((resolve) => dom.window.setTimeout(resolve, 10))
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expect(list.querySelector('.message')?.getAttribute('data-index')).toBe('140')
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expect(dom.window.document.querySelectorAll('.message').length).toBe(EXPORT_PAGE_SIZE)
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await new Promise((resolve) => dom.window.setTimeout(resolve, 20))
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Object.defineProperty(list, 'scrollTop', { configurable: true, writable: true, value: 1_000 })
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list.dispatchEvent(new dom.window.Event('scroll'))
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await new Promise((resolve) => dom.window.setTimeout(resolve, 10))
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expect(list.querySelector('.message')?.getAttribute('data-index')).toBe('260')
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expect(dom.window.document.querySelectorAll('.message').length).toBe(EXPORT_PAGE_SIZE)
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const search = dom.window.document.querySelector('#query') as HTMLInputElement
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search.value = 'needle'
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search.dispatchEvent(new dom.window.Event('input'))
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expect(dom.window.document.querySelectorAll('.message')).toHaveLength(5)
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expect(dom.window.document.querySelectorAll('.timeline-month').length).toBeGreaterThan(1)
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dom.window.close()
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})
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it('filters a v2 merged archive by conversation before search and month counts', () => {
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const html = renderExportPage('合并档案')
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const dom = new JSDOM(html, { runScripts: 'outside-only' })
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Object.assign(dom.window, {
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__WECHAT_EXPORT__: {
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version: 2,
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name: '合并档案',
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exportedAt: '2026-08-04T00:00:00.000Z',
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conversations: [
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{ id: 'alpha', name: '聊天 A', type: 'user', messageCount: 2 },
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{ id: 'beta', name: '聊天 B', type: 'group', messageCount: 1 }
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],
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messages: [
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messageForArchive('alpha-1', 'alpha', '聊天 A', '共同关键词', 1_767_225_600),
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messageForArchive('beta-1', 'beta', '聊天 B', '共同关键词', 1_769_904_000),
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messageForArchive('alpha-2', 'alpha', '聊天 A', '仅 A 可见', 1_769_990_400)
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]
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}
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})
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dom.window.eval(inlineScriptOf(html))
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const filter = dom.window.document.querySelector('#conversation-filter')!
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const select = dom.window.document.querySelector('#conversation-select') as HTMLSelectElement
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expect(filter.hasAttribute('hidden')).toBe(false)
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expect(filter.parentElement?.classList.contains('archive-heading')).toBe(true)
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expect((dom.window.document.querySelector('#archive-title') as HTMLElement).hidden).toBe(true)
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expect(dom.window.document.querySelector('#archive-meta')?.textContent).toMatch(/^更新于 /)
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expect(select.options).toHaveLength(3)
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expect(select.value).toBe('all')
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expect(select.options[0].textContent).toBe('全部聊天（3）')
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expect(dom.window.document.querySelectorAll('.conversation-source')).toHaveLength(3)
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expect(dom.window.document.querySelector('#count')?.textContent).toBe(
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'已显示 3 / 筛选 3 / 全部 3'
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)
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select.value = 'alpha'
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select.dispatchEvent(new dom.window.Event('change'))
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expect(dom.window.document.querySelectorAll('.message')).toHaveLength(2)
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expect(dom.window.document.querySelectorAll('.conversation-source')).toHaveLength(0)
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expect(dom.window.document.querySelector('#count')?.textContent).toBe(
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'已显示 2 / 筛选 2 / 当前聊天 2'
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)
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expect(dom.window.document.querySelectorAll('.timeline-month')).toHaveLength(2)
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const search = dom.window.document.querySelector('#query') as HTMLInputElement
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search.value = '共同关键词'
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search.dispatchEvent(new dom.window.Event('input'))
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expect(dom.window.document.querySelectorAll('.message')).toHaveLength(1)
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expect(dom.window.document.querySelector('#count')?.textContent).toBe(
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'已显示 1 / 筛选 1 / 当前聊天 2'
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)
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dom.window.close()
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})
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it('keeps relative media, file download, quote, and missing-media renderers', () => {
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const html = renderExportPage('媒体档案')
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expect(html).toContain('audio class="audio" controls preload="metadata"')
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expect(html).toContain('video class="media-image" controls preload="metadata"')
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expect(html).toContain('class="file-attachment" href="')
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expect(html).toContain('class="quote-reference"')
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expect(html).toContain('message.exportMediaError')
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expect(html).toContain('.audio-wrap { width: 260px; max-width: 100%; min-width: 0; }')
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expect(html).toContain('.audio { display: block; width: 100%; max-width: 100%; height: 38px; }')
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expect(html).not.toMatch(/(?:src|href)="[A-Za-z]:\\/)
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})
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it('renders explicit and keyboard-accessible lightbox closing controls', () => {
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const html = renderExportPage('图片预览')
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expect(html).toContain('aria-label="关闭图片预览"')
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expect(html).toContain("closeButton.addEventListener('click', closeLightbox)")
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expect(html).toContain('if (event.target === box) closeLightbox()')
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expect(html).toContain("if (event.key === 'Escape') closeLightbox()")
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})
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})
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function messageForArchive(
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id: string,
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conversationId: string,
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conversationName: string,
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content: string,
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createTime: number
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): Message {
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return {
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id,
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from: 'user',
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type: '普通文本',
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datetime: '',
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content,
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isSender: false,
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createTime,
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exportConversationId: conversationId,
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exportConversationName: conversationName
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}
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}
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