From a118f9bdd4216197330041b1a07799d7db63e317 Mon Sep 17 00:00:00 2001
From: Anna Henningsen <anna@addaleax.net>
Date: Sat, 7 Dec 2019 14:20:02 +0100
Subject: [PATCH] test: wait for stream close before writing to file

Wait for async operations on a file to finish before writing to it
again.

This fixes flakiness in parallel/test-readline-async-iterators-destroy.

Refs: https://github.com/nodejs/node/issues/30660
---
 test/parallel/test-readline-async-iterators-destroy.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/test/parallel/test-readline-async-iterators-destroy.js b/test/parallel/test-readline-async-iterators-destroy.js
index ea174d51723aa8..e96f831432b1eb 100644
--- a/test/parallel/test-readline-async-iterators-destroy.js
+++ b/test/parallel/test-readline-async-iterators-destroy.js
@@ -2,6 +2,7 @@
 
 const common = require('../common');
 const fs = require('fs');
+const { once } = require('events');
 const { join } = require('path');
 const readline = require('readline');
 const assert = require('assert');
@@ -45,6 +46,8 @@ async function testSimpleDestroy() {
 
     rli.close();
     readable.destroy();
+
+    await once(readable, 'close');
   }
 }
 
@@ -78,6 +81,8 @@ async function testMutualDestroy() {
 
     rli.close();
     readable.destroy();
+
+    await once(readable, 'close');
   }
 }