112 lines
3.8 KiB
TypeScript
112 lines
3.8 KiB
TypeScript
import { describe, expect, it } from 'bun:test'
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import { colorToCSS } from '@open-pencil/core/color'
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import {
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createCSSRuntime,
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createHeadlessCSSRuntime,
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serializeHTML,
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type DesignDocument
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} from '@open-pencil/dom-css'
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const slate900 = colorToCSS({ r: 17 / 255, g: 24 / 255, b: 39 / 255, a: 1 })
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const slate700 = colorToCSS({ r: 31 / 255, g: 41 / 255, b: 55 / 255, a: 1 })
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const documentFixture: DesignDocument = {
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type: 'document',
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children: [
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{
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type: 'element',
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tagName: 'div',
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attrs: { class: 'card', 'data-id': 'node-1' },
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children: [{ type: 'text', text: 'OpenPencil' }]
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}
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]
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}
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describe('@open-pencil/dom-css', () => {
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it('serializes DesignDOM as HTML', () => {
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expect(serializeHTML(documentFixture)).toBe(
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'<div class="card" data-id="node-1">OpenPencil</div>'
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)
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})
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it('uses the headless runtime outside browser contexts', () => {
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const runtime = createCSSRuntime()
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expect(runtime.kind).toBe('headless')
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expect(runtime.serializeHTML(documentFixture)).toBe(
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'<div class="card" data-id="node-1">OpenPencil</div>'
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)
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})
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it('parses HTML with the headless runtime', () => {
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const runtime = createHeadlessCSSRuntime()
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const document = runtime.parseHTML(
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'<section class="card" style="width: 320px; color: rgb(17, 24, 39)">OpenPencil</section>'
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)
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const section = document.children[0]
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expect(section?.type).toBe('element')
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if (section?.type !== 'element') return
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expect(section.tagName).toBe('section')
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expect(section.attrs.class).toBe('card')
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expect(section.inlineStyle?.width).toBe('320px')
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expect(section.inlineStyle?.color).toBe('rgb(17, 24, 39)')
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expect(section.children[0]).toEqual({ type: 'text', text: 'OpenPencil' })
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})
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it('computes simple headless styles from CSSOM rules', async () => {
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const runtime = createHeadlessCSSRuntime()
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const document = await runtime.computeStyles(
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documentFixture,
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`.card { width: 320px; color: ${slate900}; } #missing { color: red; }`
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)
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const card = document.children[0]
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expect(card?.type).toBe('element')
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if (card?.type !== 'element') return
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expect(card.computedStyle?.width).toBe('320px')
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expect(card.computedStyle?.color).toBe(slate900)
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})
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it('applies specificity, descendant selectors, child selectors, inheritance, and shorthands', async () => {
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const runtime = createHeadlessCSSRuntime()
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const parsed = runtime.parseHTML(`
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<article id="hero" class="card featured">
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<header><h1 class="title">OpenPencil</h1></header>
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</article>
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`)
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const document = await runtime.computeStyles(
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parsed,
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`
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article { color: ${slate900}; padding: 8px 16px; }
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.card { width: 300px; color: ${slate700}; }
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article.card > header { gap: 12px; }
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.card .title { font-size: 24px; }
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#hero { width: 320px; background: white; }
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`
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)
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const card = document.children[0]
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expect(card?.type).toBe('element')
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if (card?.type !== 'element') return
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expect(card.computedStyle?.width).toBe('320px')
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expect(card.computedStyle?.color).toBe(slate700)
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expect(card.computedStyle?.['padding-top']).toBe('8px')
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expect(card.computedStyle?.['padding-right']).toBe('16px')
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expect(card.computedStyle?.['background-color']).toBe('white')
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const header = card.children.find((child) => child.type === 'element')
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expect(header?.type).toBe('element')
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if (header?.type !== 'element') return
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expect(header.computedStyle?.gap).toBe('12px')
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expect(header.computedStyle?.color).toBe(slate700)
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const title = header.children[0]
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expect(title?.type).toBe('element')
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if (title?.type !== 'element') return
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expect(title.computedStyle?.['font-size']).toBe('24px')
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expect(title.computedStyle?.color).toBe(slate700)
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})
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})
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