1 files changed, 80 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-stream2-unpipe-leak.js b/tests/node_compat/test/parallel/test-stream2-unpipe-leak.js
new file mode 100644
index 000000000..8958bc06b
--- /dev/null
+++ b/tests/node_compat/test/parallel/test-stream2-unpipe-leak.js
@@ -0,0 +1,80 @@
+// deno-fmt-ignore-file
+// deno-lint-ignore-file
+
+// Copyright Joyent and Node contributors. All rights reserved. MIT license.
+// Taken from Node 18.12.1
+// This file is automatically generated by `tools/node_compat/setup.ts`. Do not modify this file manually.
+
+// Copyright Joyent, Inc. and other Node contributors.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to permit
+// persons to whom the Software is furnished to do so, subject to the
+// following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+// USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+'use strict';
+require('../common');
+const assert = require('assert');
+const stream = require('stream');
+
+const chunk = Buffer.from('hallo');
+
+class TestWriter extends stream.Writable {
+  _write(buffer, encoding, callback) {
+    callback(null);
+  }
+}
+
+const dest = new TestWriter();
+
+// Set this high so that we'd trigger a nextTick warning
+// and/or RangeError if we do maybeReadMore wrong.
+class TestReader extends stream.Readable {
+  constructor() {
+    super({
+      highWaterMark: 0x10000
+    });
+  }
+
+  _read(size) {
+    this.push(chunk);
+  }
+}
+
+const src = new TestReader();
+
+for (let i = 0; i < 10; i++) {
+  src.pipe(dest);
+  src.unpipe(dest);
+}
+
+assert.strictEqual(src.listeners('end').length, 0);
+assert.strictEqual(src.listeners('readable').length, 0);
+
+assert.strictEqual(dest.listeners('unpipe').length, 0);
+assert.strictEqual(dest.listeners('drain').length, 0);
+assert.strictEqual(dest.listeners('error').length, 0);
+assert.strictEqual(dest.listeners('close').length, 0);
+assert.strictEqual(dest.listeners('finish').length, 0);
+
+console.error(src._readableState);
+process.on('exit', function() {
+  src.readableBuffer.length = 0;
+  console.error(src._readableState);
+  assert(src.readableLength >= src.readableHighWaterMark);
+  console.log('ok');
+});