forked from vitejs/vite
/
css.spec.ts
54 lines (51 loc) · 1.47 KB
/
css.spec.ts
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import { getColor, page, ports } from '~utils'
import { createServer } from 'vite'
import path from 'path'
test('postcss config', async () => {
const port = ports['css/postcss-caching']
const startServer = async (root) => {
const server = await createServer({
root,
logLevel: 'silent',
server: {
port,
strictPort: true
},
build: {
// skip transpilation during tests to make it faster
target: 'esnext'
}
})
await server.listen()
return server
}
const blueAppDir = path.join(__dirname, 'blue-app')
const greenAppDir = path.join(__dirname, 'green-app')
let blueApp
let greenApp
try {
blueApp = await startServer(blueAppDir)
await page.goto(`http://localhost:${port}`)
const blueA = await page.$('.postcss-a')
expect(await getColor(blueA)).toBe('blue')
const blueB = await page.$('.postcss-b')
expect(await getColor(blueB)).toBe('black')
await blueApp.close()
blueApp = null
greenApp = await startServer(greenAppDir)
await page.reload() // hmr reloads it automatically but reload here for consistency
const greenA = await page.$('.postcss-a')
expect(await getColor(greenA)).toBe('black')
const greenB = await page.$('.postcss-b')
expect(await getColor(greenB)).toBe('green')
await greenApp.close()
greenApp = null
} finally {
if (blueApp) {
await blueApp.close()
}
if (greenApp) {
await greenApp.close()
}
}
})