1 files changed, 38 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/copyWithin/return-abrupt-from-this-length.js b/js/src/tests/test262/built-ins/Array/prototype/copyWithin/return-abrupt-from-this-length.js
new file mode 100644
index 0000000000..99f789d9e4
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/copyWithin/return-abrupt-from-this-length.js
@@ -0,0 +1,38 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-array.prototype.copywithin
+description: >
+  Return abrupt from ToLength(Get(O, "length")).
+info: |
+  22.1.3.3 Array.prototype.copyWithin (target, start [ , end ] )
+
+  1. Let O be ToObject(this value).
+  2. ReturnIfAbrupt(O).
+  3. Let len be ToLength(Get(O, "length")).
+  4. ReturnIfAbrupt(len).
+---*/
+
+var o1 = {};
+
+Object.defineProperty(o1, 'length', {
+  get: function() {
+    throw new Test262Error();
+  }
+});
+assert.throws(Test262Error, function() {
+  [].copyWithin.call(o1);
+});
+
+var o2 = {
+  length: {
+    valueOf: function() {
+      throw new Test262Error();
+    }
+  }
+};
+assert.throws(Test262Error, function() {
+  [].copyWithin.call(o2);
+});
+
+reportCompare(0, 0);