1 files changed, 23 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-zlib-write-after-end.js b/tests/node_compat/test/parallel/test-zlib-write-after-end.js
new file mode 100644
index 000000000..7c7e3ea35
--- /dev/null
+++ b/tests/node_compat/test/parallel/test-zlib-write-after-end.js
@@ -0,0 +1,23 @@
+// 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.
+
+'use strict';
+const common = require('../common');
+const zlib = require('zlib');
+
+// Regression test for https://github.com/nodejs/node/issues/30976
+// Writes to a stream should finish even after the readable side has been ended.
+
+const data = zlib.deflateRawSync('Welcome');
+
+const inflate = zlib.createInflateRaw();
+
+inflate.resume();
+inflate.write(data, common.mustCall());
+inflate.write(Buffer.from([0x00]), common.mustCall());
+inflate.write(Buffer.from([0x00]), common.mustCall());
+inflate.flush(common.mustCall());