1 files changed, 34 insertions, 0 deletions
diff --git a/cli/tests/node_compat/test/parallel/test-buffer-sharedarraybuffer.js b/cli/tests/node_compat/test/parallel/test-buffer-sharedarraybuffer.js
new file mode 100644
index 000000000..9ec8f1a6d
--- /dev/null
+++ b/cli/tests/node_compat/test/parallel/test-buffer-sharedarraybuffer.js
@@ -0,0 +1,34 @@
+// 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 "node/_tools/setup.ts". Do not modify this file manually
+
+'use strict';
+
+require('../common');
+const assert = require('assert');
+
+const sab = new SharedArrayBuffer(24);
+const arr1 = new Uint16Array(sab);
+const arr2 = new Uint16Array(12);
+arr2[0] = 5000;
+arr1[0] = 5000;
+arr1[1] = 4000;
+arr2[1] = 4000;
+
+const arr_buf = Buffer.from(arr1.buffer);
+const ar_buf = Buffer.from(arr2.buffer);
+
+assert.deepStrictEqual(arr_buf, ar_buf);
+
+arr1[1] = 6000;
+arr2[1] = 6000;
+
+assert.deepStrictEqual(arr_buf, ar_buf);
+
+// Checks for calling Buffer.byteLength on a SharedArrayBuffer.
+assert.strictEqual(Buffer.byteLength(sab), sab.byteLength);
+
+Buffer.from({ buffer: sab }); // Should not throw.