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import path from 'path'
import fs from 'fs-extra'
import stripAnsi from 'strip-ansi'
import resolveFrom from 'resolve-from'
import { NextInstance, createNext } from 'e2e-utils'
type File = {
filename: string
content: string
}
const appDirFiles: File[] = [
{
filename: 'app/page.js',
content: `
export default function Page() {
return <p>hello world</p>
}
`,
},
{
filename: 'app/layout.js',
content: `
export default function Layout({ children }) {
return (
<html>
<head />
<body>{children}</body>
</html>
)
}
`,
},
]
const pagesFiles: File[] = [
{
filename: 'pages/another.js',
content: `
export default function Page() {
return (
<p>another page</p>
)
}
`,
},
]
let next: NextInstance
describe('build-spinners', () => {
beforeAll(async () => {
next = await createNext({
skipStart: true,
files: {},
dependencies: {
'node-pty': '0.10.1',
},
packageJson: {
pnpm: {
onlyBuiltDependencies: ['node-pty'],
},
},
})
})
afterAll(() => next.destroy())
beforeEach(async () => {
await fs.remove(path.join(next.testDir, 'pages'))
await fs.remove(path.join(next.testDir, 'app'))
})
it.each([
{ name: 'app dir - basic', files: appDirFiles },
{
name: 'app dir - (compile workers)',
files: [
...appDirFiles,
{
filename: 'next.config.js',
content: `
module.exports = {
experimental: {
webpackBuildWorker: true,
}
}
`,
},
],
},
{
name: 'page dir',
files: [
...pagesFiles,
{
filename: 'next.config.js',
content: `
module.exports = {
experimental: {
webpackBuildWorker: true,
}
}
`,
},
],
},
{ name: 'page dir (compile workers)', files: pagesFiles },
{ name: 'app and pages', files: [...appDirFiles, ...pagesFiles] },
])('should handle build spinners correctly $name', async ({ files }) => {
for (const { filename, content } of files) {
await next.patchFile(filename, content)
}
const appDir = next.testDir
const ptyPath = resolveFrom(appDir, 'node-pty')
const pty = require(ptyPath)
const output = []
const ptyProcess = pty.spawn('pnpm', ['next', 'build'], {
name: 'xterm-color',
cols: 80,
rows: 30,
cwd: appDir,
env: process.env,
})
ptyProcess.onData(function (data) {
stripAnsi(data)
.split('\n')
.forEach((line) => output.push(line))
process.stdout.write(data)
})
await new Promise<void>((resolve, reject) => {
ptyProcess.onExit(({ exitCode, signal }) => {
if (exitCode) {
return reject(`failed with code ${exitCode}`)
}
resolve()
})
})
let compiledIdx = -1
let optimizedBuildIdx = -1
let collectingPageDataIdx = -1
let generatingStaticIdx = -1
let finalizingOptimization = -1
// order matters so we check output from end to start
for (let i = output.length - 1; i--; i >= 0) {
const line = output[i]
if (compiledIdx === -1 && line.includes('Compiled successfully')) {
compiledIdx = i
}
if (
optimizedBuildIdx === -1 &&
line.includes('Creating an optimized production build')
) {
optimizedBuildIdx = i
}
if (
collectingPageDataIdx === -1 &&
line.includes('Collecting page data')
) {
collectingPageDataIdx = i
}
if (
generatingStaticIdx === -1 &&
line.includes('Generating static pages')
) {
generatingStaticIdx = i
}
if (
finalizingOptimization === -1 &&
line.includes('Finalizing page optimization')
) {
finalizingOptimization = i
}
}
expect(compiledIdx).not.toBe(-1)
expect(optimizedBuildIdx).not.toBe(-1)
expect(collectingPageDataIdx).not.toBe(-1)
expect(generatingStaticIdx).not.toBe(-1)
expect(finalizingOptimization).not.toBe(-1)
expect(optimizedBuildIdx).toBeLessThan(compiledIdx)
expect(compiledIdx).toBeLessThan(collectingPageDataIdx)
expect(collectingPageDataIdx).toBeLessThan(generatingStaticIdx)
expect(generatingStaticIdx).toBeLessThan(finalizingOptimization)
})
})
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