Fix flaky terminal api tests

test/api/TestUtils.ts

@@ -12,8 +12,9 @@ export async function pollFor<T>(page: puppeteer.Page, evalOrFn: string | (() =>
   }
   const result = typeof evalOrFn === 'string' ? await page.evaluate(evalOrFn) : await evalOrFn();
   if (!deepEqual(result, val)) {
+    console.log('result', result, 'val', val);
     return new Promise<void>(r => {
-      setTimeout(() => r(pollFor(page, evalOrFn, val, preFn)), 10);
+      setTimeout(() => r(pollFor(page, evalOrFn, val, preFn)), 1);
     });
   }
 }
@@ -25,3 +26,7 @@ export async function writeSync(page: puppeteer.Page, data: string): Promise<voi
   `);
   await pollFor(page, 'window.ready', true);
 }
+
+export async function timeout(ms: number): Promise<void> {
+  return new Promise<void>(r => setTimeout(r, ms));
+}