From e5bd74f3e52ceb1c000c58dc07f98c1308c85923 Mon Sep 17 00:00:00 2001
From: Simen Bekkhus <sbekkhus91@gmail.com>
Date: Thu, 8 Apr 2021 09:12:57 +0200
Subject: [PATCH] pull in test from #11278

---
 e2e/__tests__/detectOpenHandles.ts          | 11 +++++++++++
 e2e/detect-open-handles/__tests__/crypto.js | 13 +++++++++++++
 2 files changed, 24 insertions(+)
 create mode 100644 e2e/detect-open-handles/__tests__/crypto.js

diff --git a/e2e/__tests__/detectOpenHandles.ts b/e2e/__tests__/detectOpenHandles.ts
index 3cd9396f9b26..810c5761507b 100644
--- a/e2e/__tests__/detectOpenHandles.ts
+++ b/e2e/__tests__/detectOpenHandles.ts
@@ -167,3 +167,14 @@ it('does not print info about open handlers for a server that is already closed'
 
   expect(wrap(textAfterTest)).toMatchSnapshot();
 });
+
+it('does not report crypto random data', () => {
+  // The test here is basically that it exits cleanly without reporting anything (does not need `until`)
+  const {stderr} = runJest('detect-open-handles', [
+    'crypto',
+    '--detectOpenHandles',
+  ]);
+  const textAfterTest = getTextAfterTest(stderr);
+
+  expect(textAfterTest).toBe('');
+});
diff --git a/e2e/detect-open-handles/__tests__/crypto.js b/e2e/detect-open-handles/__tests__/crypto.js
new file mode 100644
index 000000000000..1a4284994d8e
--- /dev/null
+++ b/e2e/detect-open-handles/__tests__/crypto.js
@@ -0,0 +1,13 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+const {randomFillSync} = require('crypto');
+
+test('randomFillSync()', () => {
+  const buf = Buffer.alloc(10);
+  randomFillSync(buf);
+});