test(cli): windows pipe launch by host under vitest

Author: miguel-heygen

.github/checkfast/winlaunch.sh

@@ -1,2 +1,6 @@
 set -u
-cd packages/cli && npx vitest run src/winwarm.debug.test.ts --maxWorkers=1 2>&1 | grep WINWARM
+node --import tsx packages/cli/scripts/prepare-process-test-browser.mjs
+export HYPERFRAMES_BROWSER_PATH=$(grep HYPERFRAMES_BROWSER_PATH "$GITHUB_ENV" | tail -1 | cut -d= -f2-)
+cd packages/cli && npx vitest run src/winpipe.debug.test.ts --maxWorkers=1 2>&1 | grep WINPIPE
+echo "--- same script from plain node (no vitest):"
+node -e 'const {spawnSync}=require("child_process");for(const m of ["pipe","port"]){const r=spawnSync(process.execPath,["-e",`import("puppeteer-core").then(async({default:p})=>{const s=Date.now();try{const b=await p.launch({executablePath:process.env.HYPERFRAMES_BROWSER_PATH,headless:true,pipe:"${m}"==="pipe",args:["--no-sandbox"],timeout:30000});await (await b.newPage()).evaluate(()=>1);console.log("OK "+(Date.now()-s));await b.close()}catch(e){console.log("FAIL "+(Date.now()-s)+" "+e.message.split("\\n")[0])}process.exit(0)})`],{encoding:"utf8"});console.log("PLAIN "+m+": "+r.stdout.trim())}'

packages/cli/src/winpipe.debug.test.ts

@@ -0,0 +1,55 @@
+import { spawn } from "node:child_process";
+import { mkdtempSync, writeFileSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join } from "node:path";
+import puppeteer from "puppeteer-core";
+import { it } from "vitest";
+
+const exe = process.env.HYPERFRAMES_BROWSER_PATH!;
+const SCRIPT = `import puppeteer from "puppeteer-core";
+const start = Date.now();
+const pipe = process.argv[2] === "pipe";
+try {
+  const b = await puppeteer.launch({ executablePath: ${JSON.stringify(exe)}, headless: true, pipe, args: ["--no-sandbox"], timeout: 30000 });
+  await (await b.newPage()).evaluate(() => 1);
+  console.log("OK " + (Date.now() - start)); await b.close();
+} catch (e) { console.log("FAIL " + (Date.now() - start) + " " + e.message.split("\\n")[0]); }
+process.exit(0);`;
+
+async function inWorker(pipe: boolean) {
+  const start = Date.now();
+  try {
+    const b = await puppeteer.launch({ executablePath: exe, headless: true, pipe, args: ["--no-sandbox"], timeout: 30000 });
+    await (await b.newPage()).evaluate(() => 1);
+    await b.close();
+    return `OK ${Date.now() - start}`;
+  } catch (e) {
+    return `FAIL ${Date.now() - start} ${(e as Error).message.split("\n")[0]}`;
+  }
+}
+
+function child(mode: string, extra: { detached?: boolean; tsx?: boolean; stdio?: "pipe" | "ignore" }) {
+  const dir = mkdtempSync(join(process.cwd(), ".winpipe-"));
+  const file = join(dir, "launch.mjs");
+  writeFileSync(file, SCRIPT);
+  return new Promise<string>((resolve) => {
+    const c = spawn(process.execPath, [...(extra.tsx ? ["--import", "tsx"] : []), file, mode], {
+      stdio: ["ignore", "pipe", extra.stdio === "ignore" ? "ignore" : "pipe"], detached: extra.detached ?? false,
+    });
+    let out = "";
+    c.stdout.on("data", (d: Buffer) => (out += d));
+    c.stderr?.on("data", () => {});
+    c.on("close", () => resolve(out.trim()));
+  });
+}
+
+it("pipe launches by host", async () => {
+  console.error(`WINPIPE exe=${exe}`);
+  for (const pipe of [true, false]) console.error(`WINPIPE worker pipe=${pipe}: ${await inWorker(pipe)}`);
+  for (const mode of ["pipe", "port"]) {
+    console.error(`WINPIPE child ${mode}: ${await child(mode, {})}`);
+    console.error(`WINPIPE child+tsx ${mode}: ${await child(mode, { tsx: true })}`);
+    console.error(`WINPIPE child detached ${mode}: ${await child(mode, { detached: true })}`);
+    console.error(`WINPIPE child stderr-ignored ${mode}: ${await child(mode, { stdio: "ignore" })}`);
+  }
+}, 900_000);