From cb795042f66fca0292c2f13f12b640044ba44d8c Mon Sep 17 00:00:00 2001
From: Alois Klink <alois@aloisklink.com>
Date: Sun, 30 Jul 2023 17:03:01 +0100
Subject: [PATCH] test: test pipeline `end` on transform streams

Add test that confirms that
`stream.promises.pipeline(source, transform, dest, {end: false});`
only skips ending the destination stream.
`{end: false}` should still end any transform streams.
---
 test/parallel/test-stream-pipeline.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/test/parallel/test-stream-pipeline.js b/test/parallel/test-stream-pipeline.js
index 915a035264c7a7..8237fff33b3ac8 100644
--- a/test/parallel/test-stream-pipeline.js
+++ b/test/parallel/test-stream-pipeline.js
@@ -1476,10 +1476,14 @@ const tsp = require('timers/promises');
     });
 
     const duplex = new PassThrough();
+    const transform = new PassThrough();
 
     read.push(null);
 
-    await pipelinePromise(read, duplex, { end: false });
+    await pipelinePromise(read, transform, duplex, { end: false });
+
+    assert.strictEqual(transform.destroyed, true);
+    assert.strictEqual(transform.writableEnded, true);
 
     assert.strictEqual(duplex.destroyed, false);
     assert.strictEqual(duplex.writableEnded, false);