1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/ArrayIteratorPrototype/next/args-unmapped-iteration.js b/js/src/tests/test262/built-ins/ArrayIteratorPrototype/next/args-unmapped-iteration.js
new file mode 100644
index 0000000000..967ddd069a
--- /dev/null
+++ b/js/src/tests/test262/built-ins/ArrayIteratorPrototype/next/args-unmapped-iteration.js
@@ -0,0 +1,34 @@
+// Copyright (C) 2014 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-%arrayiteratorprototype%.next
+description: >
+    Unmapped arguments exotic objects should implement the Array iterator
+    protocol.
+flags: [noStrict]
+features: [Symbol.iterator]
+---*/
+
+(function(a, b, c) {
+  'use strict';
+  var iterator = arguments[Symbol.iterator]();
+  var result;
+
+  result = iterator.next();
+  assert.sameValue(result.value, 2, 'First result `value`');
+  assert.sameValue(result.done, false, 'First result `done` flag');
+
+  result = iterator.next();
+  assert.sameValue(result.value, 1, 'Second result `value`');
+  assert.sameValue(result.done, false, 'Second result `done` flag');
+
+  result = iterator.next();
+  assert.sameValue(result.value, 3, 'Third result `value`');
+  assert.sameValue(result.done, false, 'Third result `done` flag');
+
+  result = iterator.next();
+  assert.sameValue(result.value, undefined, 'Exhausted result `value`');
+  assert.sameValue(result.done, true, 'Exhausted result `done` flag');
+}(2, 1, 3));
+
+reportCompare(0, 0);