feat: establish reproducible FreeCAD web compatibility baseline

scripts/run-chrome-planegcs-harness.mjs

@@ -0,0 +1,83 @@
+import { existsSync } from 'node:fs'
+import { createServer } from 'node:http'
+import { readFile, writeFile } from 'node:fs/promises'
+import { resolve } from 'node:path'
+import { spawn } from 'node:child_process'
+import { createChromeProfile, removeChromeProfile } from './chrome-profile.mjs'
+
+const root = resolve(new URL('..', import.meta.url).pathname)
+const waitForPort = (child) => new Promise((resolvePort, reject) => {
+  let output = ''
+  const timer = setTimeout(() => reject(new Error(`Vite did not announce a port: ${output.slice(-2000)}`)), 30_000)
+  const onData = (chunk) => {
+    output += String(chunk)
+    const match = output.match(/http:\/\/127\.0\.0\.1:(\d+)/)
+    if (match) { clearTimeout(timer); resolvePort(Number(match[1])) }
+  }
+  child.stdout.on('data', onData)
+  child.stderr.on('data', onData)
+})
+
+const vite = spawn('./nodew', ['node_modules/vite/bin/vite.js', '--host', '127.0.0.1'], { cwd: root, stdio: ['ignore', 'pipe', 'pipe'] })
+let vitePort
+try { vitePort = await waitForPort(vite) } catch (error) { vite.kill('SIGTERM'); throw error }
+let resolveReport
+let rejectReport
+const reportPromise = new Promise((resolveValue, rejectValue) => { resolveReport = resolveValue; rejectReport = rejectValue })
+const server = createServer(async (request, response) => {
+  response.setHeader('Cross-Origin-Opener-Policy', 'same-origin')
+  response.setHeader('Cross-Origin-Embedder-Policy', 'require-corp')
+  response.setHeader('Cross-Origin-Resource-Policy', 'same-origin')
+  if (request.method === 'POST' && request.url === '/__planegcs-report') {
+    let body = ''
+    request.setEncoding('utf8')
+    request.on('data', (chunk) => { body += chunk })
+    request.on('end', () => {
+      try { resolveReport(JSON.parse(body)); response.writeHead(204); response.end() }
+      catch (error) { rejectReport(error); response.writeHead(400); response.end(String(error)) }
+    })
+    return
+  }
+  if (request.url === '/planegcs-browser-harness.html') {
+    response.setHeader('content-type', 'text/html')
+    response.end(await readFile(resolve(root, 'public/planegcs-browser-harness.html')))
+    return
+  }
+  const pathname = decodeURIComponent((request.url || '/').split('?')[0])
+  if (pathname === '/native/planegcs/freecad-planegcs.js' || pathname === '/native/planegcs/freecad-planegcs.wasm') {
+    const file = resolve(root, `public${pathname}`)
+    if (!existsSync(file)) { response.writeHead(404); response.end('not found'); return }
+    response.setHeader('content-type', pathname.endsWith('.wasm') ? 'application/wasm' : 'text/javascript')
+    response.end(await readFile(file))
+    return
+  }
+  try {
+    const upstream = await fetch(`http://127.0.0.1:${vitePort}${request.url}`, { headers: { ...request.headers } })
+    response.writeHead(upstream.status, Object.fromEntries(upstream.headers.entries()))
+    response.end(Buffer.from(await upstream.arrayBuffer()))
+  } catch (error) {
+    response.writeHead(502)
+    response.end(String(error))
+  }
+})
+await new Promise((resolveServer) => server.listen(0, '127.0.0.1', resolveServer))
+const port = server.address().port
+const executable = process.env.CHROME_BIN || '/home/mes123456/.local/bin/google-chrome'
+if (!existsSync(executable)) throw new Error(`Chrome executable not found: ${executable}`)
+const chromeProfile = await createChromeProfile('planegcs')
+const child = spawn(executable, ['--headless=new', '--no-sandbox', '--disable-gpu', '--disable-dev-shm-usage', `--user-data-dir=${chromeProfile}`, `http://127.0.0.1:${port}/planegcs-browser-harness.html?browser=chrome`], { cwd: root, stdio: ['ignore', 'pipe', 'pipe'] })
+let stderr = ''
+child.stderr.on('data', (chunk) => { stderr += String(chunk) })
+const timeout = setTimeout(() => rejectReport(new Error(`Chrome planegcs harness timed out. ${stderr.slice(-2000)}`)), 120_000)
+try {
+  const report = await reportPromise
+  await writeFile(resolve(root, 'config/chrome-planegcs-verification.json'), `${JSON.stringify(report, null, 2)}\n`)
+  console.log(JSON.stringify(report, null, 2))
+  if (report.status !== 'pass') process.exitCode = 1
+} finally {
+  clearTimeout(timeout)
+  child.kill('SIGTERM')
+  vite.kill('SIGTERM')
+  await new Promise((resolveClose) => server.close(resolveClose))
+  await removeChromeProfile(chromeProfile)
+}