1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/SharedArrayBuffer/prototype/grow/extensible.js b/js/src/tests/test262/built-ins/SharedArrayBuffer/prototype/grow/extensible.js
new file mode 100644
index 0000000000..3465ce0753
--- /dev/null
+++ b/js/src/tests/test262/built-ins/SharedArrayBuffer/prototype/grow/extensible.js
@@ -0,0 +1,18 @@
+// |reftest| skip -- resizable-arraybuffer is not supported
+// Copyright (C) 2021 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-sharedarraybuffer.prototype.grow
+description: SharedArrayBuffer.prototype.grow is extensible.
+info: |
+  SharedArrayBuffer.prototype.grow ( newLength )
+
+  17 ECMAScript Standard Built-in Objects:
+    Unless specified otherwise, the [[Extensible]] internal slot
+    of a built-in object initially has the value true.
+features: [SharedArrayBuffer, resizable-arraybuffer]
+---*/
+
+assert(Object.isExtensible(SharedArrayBuffer.prototype.grow));
+
+reportCompare(0, 0);