mirror of
https://github.com/zhw2590582/ArtPlayer.git
synced 2026-10-09 03:46:16 -08:00
238 lines
9.3 KiB
JavaScript
238 lines
9.3 KiB
JavaScript
import assert from 'node:assert/strict'
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// eslint-disable-next-line test/no-import-node-test -- Exercise owned range interactions with the repository runner.
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import { test } from 'node:test'
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import { loadModules } from './helpers/load.js'
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const { keyboardSlider, isClaimedKey, ResourceScope, Emitter, beginLifecycle, getScope, beginSource, ownEntry, releaseEntry, installProgressKeyboard, currentTimeMix } = await loadModules({
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keyboardSlider: { file: 'packages/artplayer/src/accessibility/slider', name: 'keyboardSlider' },
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isClaimedKey: { file: 'packages/artplayer/src/accessibility/keyboard', name: 'isClaimedKey' },
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ResourceScope: 'packages/artplayer/src/lifecycle/scope',
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Emitter: 'packages/artplayer/src/utils/emitter',
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beginLifecycle: { file: 'packages/artplayer/src/lifecycle/instance', name: 'beginLifecycle' },
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getScope: { file: 'packages/artplayer/src/lifecycle/instance', name: 'getScope' },
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beginSource: { file: 'packages/artplayer/src/source/operation', name: 'beginSource' },
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ownEntry: { file: 'packages/artplayer/src/component/resources', name: 'ownEntry' },
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releaseEntry: { file: 'packages/artplayer/src/component/resources', name: 'releaseEntry' },
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installProgressKeyboard: { file: 'packages/artplayer/src/control/progress/keyboard', name: 'installProgressKeyboard' },
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currentTimeMix: 'packages/artplayer/src/player/currentTimeMix',
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})
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class Slider extends EventTarget {
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attributes = new Map()
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setAttribute(key, value) { this.attributes.set(key, String(value)) }
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getAttribute(key) { return this.attributes.get(key) }
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press(key, options = {}) {
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const event = Object.assign(new Event('keydown', { cancelable: true }), { key, ...options })
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this.dispatchEvent(event)
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return event
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}
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}
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function fixture() {
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const scope = new ResourceScope()
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const element = new Slider()
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const range = { min: 0, max: 100, value: 50, step: 5, text: value => `${value}%` }
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const values = []
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const update = keyboardSlider(scope, element, 'Volume', () => range, (value) => {
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values.push(value)
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range.value = value
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}, 'vertical')
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return { scope, element, range, values, update }
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}
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test('slider keys repeat, clamp and expose the value actually written', () => {
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const f = fixture()
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for (const [key, value] of [['ArrowRight', 55], ['ArrowUp', 60], ['ArrowLeft', 55], ['ArrowDown', 50], ['PageUp', 100], ['PageDown', 50], ['Home', 0], ['End', 100], ['ArrowUp', 100]]) {
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assert.equal(isClaimedKey(f.element.press(key, { repeat: true })), true)
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assert.equal(f.range.value, value)
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assert.equal(f.element.getAttribute('aria-valuenow'), String(value))
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}
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assert.equal(f.element.getAttribute('aria-orientation'), 'vertical')
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assert.equal(f.element.getAttribute('aria-valuetext'), '100%')
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f.scope.dispose()
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})
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test('unavailable ranges claim navigation without writing NaN or invoking player shortcuts', () => {
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const f = fixture()
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for (const max of [0, -1, Number.NaN, Infinity]) {
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f.range.max = max
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f.update()
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assert.equal(f.element.getAttribute('aria-disabled'), 'true')
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assert.equal(f.element.getAttribute('aria-valuenow'), '0')
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assert.equal(f.element.getAttribute('aria-valuemax'), '0')
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assert.equal(isClaimedKey(f.element.press('End')), true)
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}
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assert.deepEqual(f.values, [])
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f.range.max = 100
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f.range.step = 0
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f.element.press('ArrowUp')
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assert.deepEqual(f.values, [])
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f.range.step = 5
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f.update()
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assert.equal(f.element.getAttribute('aria-disabled'), 'false')
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f.scope.dispose()
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})
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test('slider ignores modified, composing, descendant and externally prevented keys', () => {
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const f = fixture()
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for (const options of [{ ctrlKey: true }, { altKey: true }, { metaKey: true }, { isComposing: true }, { keyCode: 229 }, { composedPath: () => [new EventTarget()] }])
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assert.equal(isClaimedKey(f.element.press('ArrowUp', options)), false)
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const prevented = Object.assign(new Event('keydown', { cancelable: true }), { key: 'ArrowUp' })
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prevented.preventDefault()
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f.element.dispatchEvent(prevented)
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for (const key of ['k', 'toString', 'Tab', 'Escape'])
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assert.equal(isClaimedKey(f.element.press(key)), false)
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assert.deepEqual(f.values, [])
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f.scope.dispose()
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assert.equal(f.element.press('ArrowUp').defaultPrevented, false)
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})
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test('slider stops DOM updates when a write destroys its scope', () => {
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const scope = new ResourceScope()
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const element = new Slider()
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let value = 0
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keyboardSlider(scope, element, 'Range', () => ({ min: 0, max: 10, step: 1, value, text: String }), (next) => {
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value = next
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scope.dispose()
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})
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element.press('ArrowUp')
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assert.equal(value, 1)
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assert.equal(element.getAttribute('aria-valuenow'), '0')
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element.press('ArrowUp')
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assert.equal(value, 1)
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})
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function progressFixture() {
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const art = Object.assign(new Emitter(), { duration: 200, currentTime: 50, constructor: { SEEK_STEP: 5 }, i18n: { get: key => key } })
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const element = new Slider()
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const effects = []
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Object.defineProperty(art, 'seek', { get: () => undefined, set(value) {
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effects.push(['seek', value])
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art.currentTime = value
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} })
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art.on('setBar', (...args) => effects.push(['setBar', ...args]))
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beginLifecycle(art)
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ownEntry(art, element)
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installProgressKeyboard(art, element)
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return { art, element, effects }
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}
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test('progress keyboard preserves bar-before-seek and optional pointer payload', () => {
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const f = progressFixture()
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f.element.press('ArrowRight')
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assert.deepEqual(f.effects, [['setBar', 'played', 55 / 200], ['seek', 55]])
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assert.equal(f.element.getAttribute('aria-valuetext'), '00:55 / 03:20')
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f.art.currentTime = 60
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f.art.emit('video:timeupdate', new Event('timeupdate'))
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assert.equal(f.element.getAttribute('aria-valuenow'), '60')
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f.art.duration = Infinity
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f.art.emit('video:durationchange', new Event('durationchange'))
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assert.equal(f.element.getAttribute('aria-valuetext'), '00:00 / 00:00')
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assert.equal(f.element.getAttribute('aria-disabled'), 'true')
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getScope(f.art).dispose()
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})
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test('progress keyboard cancels after synchronous source replacement or entry disposal', () => {
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for (const cancel of [f => beginSource(f.art), f => releaseEntry(f.element), f => getScope(f.art).dispose()]) {
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const f = progressFixture()
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f.art.on('setBar', () => cancel(f))
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f.element.press('ArrowRight')
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assert.deepEqual(f.effects, [['setBar', 'played', 55 / 200]])
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getScope(f.art).dispose()
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}
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})
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test('nested progress keyboard action supersedes the outer seek and removal releases subscriptions', () => {
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const f = progressFixture()
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f.art.once('setBar', () => f.element.press('End'))
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f.element.press('ArrowRight')
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assert.deepEqual(f.effects, [['setBar', 'played', 55 / 200], ['setBar', 'played', 1], ['seek', 200]])
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releaseEntry(f.element)
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const before = f.element.getAttribute('aria-valuenow')
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f.art.currentTime = 0
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f.art.emit('video:timeupdate', new Event('timeupdate'))
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assert.equal(f.element.getAttribute('aria-valuenow'), before)
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assert.equal(f.element.press('Home').defaultPrevented, false)
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getScope(f.art).dispose()
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})
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function seekingFixture() {
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const f = progressFixture()
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let time = 50
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const writes = []
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const video = {
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seeking: false,
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get currentTime() { return time },
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set currentTime(value) {
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writes.push(value)
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time = value
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this.seeking = true
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},
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}
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f.art.template = { $video: video }
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currentTimeMix(f.art)
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beginSource(f.art)
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const finish = (value) => {
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time = value
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video.seeking = false
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f.art.emit('video:seeked', new Event('seeked'))
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}
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return { ...f, video, writes, finish }
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}
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test('progress corrects a native completion miss at most once without repeating public seek', () => {
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const f = seekingFixture()
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f.element.press('End')
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f.element.press('PageDown')
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f.finish(200)
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assert.deepEqual(f.writes, [200, 150, 150])
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assert.equal(f.art.currentTime, 150)
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f.finish(200)
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f.art.emit('video:ended', new Event('ended'))
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assert.deepEqual(f.writes, [200, 150, 150])
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assert.deepEqual(f.effects, [
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['setBar', 'played', 1],
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['seek', 200],
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['setBar', 'played', 0.75],
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['seek', 150],
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])
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assert.equal(f.element.getAttribute('aria-valuenow'), '200')
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getScope(f.art).dispose()
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})
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test('public position changes supersede a pending progress correction', () => {
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for (const nested of [false, true]) {
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const f = seekingFixture()
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// setBar is public and can replace the intended seek before its setter runs.
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if (nested) {
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f.art.once('setBar', () => {
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f.art.currentTime = 30
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})
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}
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f.element.press('ArrowRight')
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if (!nested)
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f.art.currentTime = 30
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f.finish(30)
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assert.equal(f.art.currentTime, 30)
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assert.deepEqual(f.writes, nested ? [30] : [55, 30])
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getScope(f.art).dispose()
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}
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})
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test('source replacement, control removal and destruction release pending progress correction', () => {
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for (const cancel of [f => beginSource(f.art), f => releaseEntry(f.element), f => getScope(f.art).dispose()]) {
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const f = seekingFixture()
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const listenerCount = () => (f.art.e['video:seeked'] || []).length
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const before = listenerCount()
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f.element.press('ArrowRight')
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assert.equal(listenerCount(), before + 1)
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cancel(f)
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assert(listenerCount() <= before)
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f.finish(0)
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f.art.emit('video:ended', new Event('ended'))
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assert.deepEqual(f.writes, [55])
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assert.equal(f.art.currentTime, 0)
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getScope(f.art).dispose()
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}
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})
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