[CI > Test] Retry on no output

scripts/testStartup.js

@@ -1,14 +1,17 @@
 const { execFile } = require('child_process');
 
 const test = () => {
+  console.log('running...');
   const proc = execFile('xvfb-run', [process.argv[2], '--enable-logging']);
 
   let success = false;
+  let anyOutput = false;
   proc.stderr.on('data', (data) => {
     console.error('stderr', data.toString());
   });
 
   proc.stdout.on('data', (data) => {
+    anyOutput = true;
     console.log('stdout', data.toString());
     if (data.toString().includes('Installing discord_rpc')) {
       success = true;
@@ -17,8 +20,15 @@ const test = () => {
   });
 
   proc.on('close', async () => {
+    if (!anyOutput) return;
     process.exit(success ? 0 : 1);
   });
+
+  setTimeout(() => {
+    if (anyOutput) return;
+    console.log('detected no output in 5s, retrying...');
+    proc.kill();
+  }, 5000);
 };
 
-test();
+while (true) test();