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46 lines
2.2 KiB
JavaScript
46 lines
2.2 KiB
JavaScript
import { expect, test } from './fixtures.js'
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test('docs Monaco DOM helpers preserve dimensions and offsets through nested scrolling', async ({ page }, testInfo) => {
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await page.goto('/test/player.html?core=candidate&chapter=published')
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await page.addScriptTag({ url: '/assets/js/vs/loader.js' })
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const observations = await page.evaluate(async () => {
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window.require.config({ paths: { vs: '/assets/js/vs' } })
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const load = ids => new Promise((resolve, reject) => window.require(ids, (...modules) => resolve(modules), reject))
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await load(['vs/editor/editor.main'])
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const [dom] = await load(['vs/base/browser/dom'])
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const host = document.createElement('div')
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host.style.cssText = 'position:relative;width:300px;height:160px;border:5px solid;overflow:scroll;'
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const spacer = document.createElement('div')
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spacer.style.cssText = 'width:600px;height:500px;'
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const child = document.createElement('div')
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child.style.cssText = 'box-sizing:content-box;position:absolute;left:70px;top:90px;width:120px;height:50px;padding:3px;border:2px solid;margin:7px;'
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host.append(spacer, child)
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document.body.append(host)
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try {
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return [[0, 0], [25, 35], [0, 0]].map(([left, top]) => {
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host.scrollLeft = left
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host.scrollTop = top
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const rect = child.getBoundingClientRect()
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return {
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scroll: [host.scrollLeft, host.scrollTop],
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content: [dom.getContentWidth(child), dom.getContentHeight(child)],
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total: [dom.getTotalWidth(child), dom.getTotalHeight(child)],
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offset: dom.getTopLeftOffset(child),
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native: { left: rect.left + window.scrollX, top: rect.top + window.scrollY },
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}
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})
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}
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finally {
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host.remove()
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}
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})
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for (const value of observations) {
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expect(value.content).toEqual([120, 50])
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expect(value.total).toEqual([144, 74])
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expect(value.offset.left).toBeCloseTo(value.native.left, 1)
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expect(value.offset.top).toBeCloseTo(value.native.top, 1)
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}
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expect(observations.map(value => value.scroll)).toEqual([[0, 0], [25, 35], [0, 0]])
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await testInfo.attach('monaco-dom-origins', { contentType: 'application/json', body: JSON.stringify(observations) })
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})
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