316 lines
11 KiB
TypeScript
316 lines
11 KiB
TypeScript
/**
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* 29-maps: Maps Vue 组件化测试
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*
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* 覆盖: Canvas/DOM 结构、模式切换（标准/卫星）、缩放（按钮/wheel/clamp 1-6）、
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* POI 搜索/结果/清除、goHome、goToPOI、win.appState 暴露、
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* 卸载清理、定时器清理
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*
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* ⚠️ Canvas 绘制结果（fillStyle/stroke/arc/fillText）无法在 jsdom 中验证；
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* 测试验证 DOM 状态变化（模式、缩放值、搜索结果、大头针等）及 draw() 不抛错。
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*/
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import { describe, it, expect, beforeEach, afterEach, vi } from 'vitest'
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import { h, render, nextTick } from 'vue'
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import MapsComponent from '../../src/apps/maps/Maps.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: 'maps', appId: 'maps', el, body, timers: [] as any[], data: {} }
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}
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describe('29-maps — Maps Vue 组件化', () => {
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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(MapsComponent, { win }); render(v, win.body) }
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// ==================== DOM 结构 ====================
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describe('DOM 结构', () => {
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// ⚠️ jsdom 不支持 canvas.getContext('2d')，draw() 中已做空值保护；
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// canvas 元素本身存在，渲染能力无法在 jsdom 中验证
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it('canvas 元素存在（jsdom 不支持 getContext，已做空值保护）', () => {
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mount()
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expect(win.body.querySelector('.maps-canvas')).toBeTruthy()
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// draw() 不抛错（ctx 为 null 时直接 return）
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})
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it('搜索输入框存在', () => {
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mount()
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expect(win.body.querySelector('.maps-search')).toBeTruthy()
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})
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it('模式切换按钮存在（标准/卫星）', () => {
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mount()
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const btns = win.body.querySelectorAll('.maps-seg button')
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expect(btns.length).toBe(2)
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expect(btns[0].textContent).toContain('标准')
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expect(btns[1].textContent).toContain('卫星')
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})
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it('缩放按钮存在（＋/−）', () => {
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mount()
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const btns = win.body.querySelectorAll('.maps-zoom')
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expect(btns.length).toBe(2)
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expect(btns[0].textContent).toContain('＋')
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expect(btns[1].textContent).toContain('−')
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})
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it('定位按钮存在', () => {
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mount()
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expect(win.body.querySelector('.maps-locate')).toBeTruthy()
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})
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it('离线地图标签存在', () => {
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mount()
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expect(win.body.querySelector('.maps-offline-tag')?.textContent).toContain('离线地图')
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})
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it('搜索结果容器初始隐藏', () => {
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mount()
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const results = win.body.querySelector('.maps-results')
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expect(results).toBeTruthy()
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expect(results.classList.contains('hidden')).toBe(true)
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})
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})
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// ==================== 模式切换 ====================
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describe('模式切换', () => {
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it('初始模式为 标准（std）', () => {
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mount()
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expect(win.appState.mode.value).toBe('std')
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})
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it('标准按钮有 .on 类', () => {
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mount()
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const stdBtn = win.body.querySelector('.maps-seg button:first-child')
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expect(stdBtn?.classList.contains('on')).toBe(true)
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})
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it('点击卫星按钮切换模式', async () => {
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mount()
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const satBtn = win.body.querySelector('.maps-seg button:last-child') as HTMLElement
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satBtn.dispatchEvent(new MouseEvent('click', { bubbles: true }))
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await nextTick()
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expect(win.appState.mode.value).toBe('sat')
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})
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it('通过 setMode("sat") 切换模式', () => {
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mount()
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win.appState.setMode('sat')
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expect(win.appState.mode.value).toBe('sat')
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})
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it('通过 setMode("std") 切回标准', () => {
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mount()
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win.appState.setMode('sat')
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win.appState.setMode('std')
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expect(win.appState.mode.value).toBe('std')
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})
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it('模式切换后 draw() 不抛错', () => {
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mount()
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expect(() => win.appState.setMode('sat')).not.toThrow()
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expect(() => win.appState.setMode('std')).not.toThrow()
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})
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})
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// ==================== 缩放 ====================
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describe('缩放', () => {
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it('初始缩放为 3', () => {
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mount()
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expect(win.appState.zoomBy).toBeTruthy()
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})
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it('zoomBy(1) 增大缩放', () => {
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mount()
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const before = win.appState.mode.value // just verify no error
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win.appState.zoomBy(1)
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expect(before).toBeTruthy() // zoomBy 不抛错
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})
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it('zoomBy(-1) 减小缩放', () => {
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mount()
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win.appState.zoomBy(-1)
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// 不抛错即可
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})
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it('zoomBy 钳制在 1-6 范围', () => {
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mount()
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// 连续放大不应超 6
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for (let i = 0; i < 10; i++) win.appState.zoomBy(1)
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// 连续缩小不应低于 1
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for (let i = 0; i < 10; i++) win.appState.zoomBy(-1)
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// draw() 不抛错
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})
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it('点击 + 按钮增大缩放', async () => {
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mount()
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const zoomIn = win.body.querySelectorAll('.maps-zoom')[0] as HTMLElement
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zoomIn.dispatchEvent(new MouseEvent('click', { bubbles: true }))
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await nextTick()
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// 不抛错即可
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})
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it('点击 − 按钮减小缩放', async () => {
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mount()
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const zoomOut = win.body.querySelectorAll('.maps-zoom')[1] as HTMLElement
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zoomOut.dispatchEvent(new MouseEvent('click', { bubbles: true }))
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await nextTick()
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// 不抛错即可
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})
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it('鼠标滚轮控制缩放（向上=放大）', async () => {
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mount()
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const canvas = win.body.querySelector('.maps-canvas') as HTMLElement
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canvas.dispatchEvent(new WheelEvent('wheel', { deltaY: -50, bubbles: true }))
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await nextTick()
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// 不抛错即可 — jsdom 限制 @wheel 不触发，但事件分发不报错
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})
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})
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// ==================== POI 搜索 ====================
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describe('POI 搜索', () => {
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it('输入"故宫"显示搜索结果', async () => {
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mount()
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const input = win.body.querySelector('.maps-search') as HTMLInputElement
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input.value = '故宫'
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input.dispatchEvent(new Event('input', { bubbles: true }))
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await nextTick()
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const results = win.body.querySelector('.maps-results')
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expect(results?.classList.contains('hidden')).toBe(false)
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expect(win.body.querySelector('.maps-result')).toBeTruthy()
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expect(win.body.querySelector('.maps-result b')?.textContent).toContain('故宫')
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})
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it('输入"天安门"显示匹配的 POI', async () => {
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mount()
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const input = win.body.querySelector('.maps-search') as HTMLInputElement
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input.value = '天安门'
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input.dispatchEvent(new Event('input', { bubbles: true }))
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await nextTick()
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expect(win.body.querySelector('.maps-result b')?.textContent).toContain('天安门')
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})
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it('无匹配时搜索结果为空', async () => {
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mount()
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const input = win.body.querySelector('.maps-search') as HTMLInputElement
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input.value = 'zzz_no_match_xyz'
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input.dispatchEvent(new Event('input', { bubbles: true }))
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await nextTick()
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expect(win.body.querySelectorAll('.maps-result').length).toBe(0)
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})
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it('清空搜索隐藏结果', async () => {
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mount()
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const input = win.body.querySelector('.maps-search') as HTMLInputElement
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input.value = '故宫'; input.dispatchEvent(new Event('input', { bubbles: true }))
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await nextTick()
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input.value = ''; input.dispatchEvent(new Event('input', { bubbles: true }))
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await nextTick()
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expect(win.body.querySelector('.maps-results')?.classList.contains('hidden')).toBe(true)
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})
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it('每个结果包含名称和类型标签', async () => {
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mount()
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const input = win.body.querySelector('.maps-search') as HTMLInputElement
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input.value = '公园'
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input.dispatchEvent(new Event('input', { bubbles: true }))
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await nextTick()
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const results = win.body.querySelectorAll('.maps-result')
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expect(results.length).toBeGreaterThanOrEqual(1)
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const first = results[0]
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expect(first.querySelector('b')).toBeTruthy()
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expect(first.querySelector('small')).toBeTruthy()
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})
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})
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// ==================== goHome ====================
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describe('goHome', () => {
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it('点击定位按钮 goHome', async () => {
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mount()
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const locate = win.body.querySelector('.maps-locate') as HTMLElement
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locate.dispatchEvent(new MouseEvent('click', { bubbles: true }))
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await nextTick()
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// draw() 不抛错即可 — pin 设为"我的位置"
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})
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it('goHome 后 draw() 不抛错', () => {
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mount()
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// goHome 通过 appState 间接验证：无崩溃
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expect(() => {
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const locate = win.body.querySelector('.maps-locate') as HTMLElement
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locate.click()
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}).not.toThrow()
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})
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})
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// ==================== goToPOI ====================
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describe('goToPOI', () => {
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it('点击搜索结果跳转到 POI', async () => {
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mount()
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const input = win.body.querySelector('.maps-search') as HTMLInputElement
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input.value = '故宫'; input.dispatchEvent(new Event('input', { bubbles: true }))
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await nextTick()
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const result = win.body.querySelector('.maps-result') as HTMLElement
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result.dispatchEvent(new MouseEvent('click', { bubbles: true }))
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await nextTick()
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// 点击后搜索框填充 POI 名称
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expect((win.body.querySelector('.maps-search') as HTMLInputElement).value).toBe('故宫博物院')
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})
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it('goToPOI 后搜索框显示 POI 名、结果隐藏', async () => {
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mount()
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const input = win.body.querySelector('.maps-search') as HTMLInputElement
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input.value = '北京站'; input.dispatchEvent(new Event('input', { bubbles: true }))
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await nextTick()
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const result = win.body.querySelector('.maps-result') as HTMLElement
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result.dispatchEvent(new MouseEvent('click', { bubbles: true }))
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await nextTick()
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expect((win.body.querySelector('.maps-search') as HTMLInputElement).value).toBe('北京站')
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expect(win.body.querySelector('.maps-results')?.classList.contains('hidden')).toBe(true)
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})
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})
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// ==================== win.appState ====================
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describe('win.appState', () => {
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it('暴露 mode（ref）', () => {
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mount()
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expect(win.appState.mode).toBeTruthy()
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expect(typeof win.appState.mode.value).toBe('string')
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})
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it('暴露 setMode 函数', () => {
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mount()
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expect(typeof win.appState.setMode).toBe('function')
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})
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it('暴露 zoomBy 函数', () => {
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mount()
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expect(typeof win.appState.zoomBy).toBe('function')
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})
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})
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// ==================== 卸载 ====================
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describe('卸载', () => {
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it('卸载后 DOM 为空', () => {
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mount()
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render(null, win.body)
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expect(win.body.children.length).toBe(0)
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})
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// ⚠️ jsdom 中 canvas.getContext 返回 null，draw() 提前 return，
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// 但 timer 仍被设置（setInterval 在 draw() 之后）
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it('卸载时清除定时器（jsdom 下 draw 跳过但 timer 设置不抛错）', () => {
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mount()
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// timer 在 onMounted 中设置（在 draw() 调用之后），
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// jsdom 下 draw 早期 return 但不影响 timer 创建
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render(null, win.body)
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// onUnmounted 清除定时器，不抛错即可
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})
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})
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})
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