1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/SharedArrayBuffer/prototype/byteLength/this-is-arraybuffer.js b/js/src/tests/test262/built-ins/SharedArrayBuffer/prototype/byteLength/this-is-arraybuffer.js
new file mode 100644
index 0000000000..a5868b3427
--- /dev/null
+++ b/js/src/tests/test262/built-ins/SharedArrayBuffer/prototype/byteLength/this-is-arraybuffer.js
@@ -0,0 +1,20 @@
+// |reftest| skip-if(!this.hasOwnProperty('SharedArrayBuffer')) -- SharedArrayBuffer is not enabled unconditionally
+// Copyright (C) 2017 Mozilla Corporation. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-get-sharedarraybuffer.prototype.bytelength
+description: Throws a TypeError exception when `this` is an ArrayBuffer
+features: [SharedArrayBuffer]
+---*/
+
+var getter = Object.getOwnPropertyDescriptor(
+  SharedArrayBuffer.prototype, "byteLength"
+).get;
+
+assert.throws(TypeError, function() {
+  var ab = new ArrayBuffer(4);
+  getter.call(ab);
+}, "`this` cannot be an ArrayBuffer");
+
+reportCompare(0, 0);