Async (again)

Author: alexweej

test/parallel/test-eventtarget-once-twice.js

@@ -5,20 +5,21 @@ const { once } = require('node:events');
 const { test } = require('node:test');
 const { setImmediate } = require('node:timers/promises');
 
-test('should resolve `once` twice', (t, done) => {
+test('should resolve `once` twice', async () => {
 
   const et = new EventTarget();
 
-  (async () => {
-    await once(et, 'foo');
-    await once(et, 'foo');
-    done();
-  })(common.mustCall());
+  await Promise.all([
+    (async () => {
+      await once(et, 'foo');
+      await once(et, 'foo');
+    })(),
 
-  (async () => {
-    et.dispatchEvent(new Event('foo'));
-    await setImmediate();
-    et.dispatchEvent(new Event('foo'));
-  })(common.mustCall());
+    (async () => {
+      et.dispatchEvent(new Event('foo'));
+      await setImmediate();
+      et.dispatchEvent(new Event('foo'));
+    })()
+  ]);
 
 });