1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/map/callbackfn-return-does-not-change-instance.js b/js/src/tests/test262/built-ins/TypedArray/prototype/map/callbackfn-return-does-not-change-instance.js
new file mode 100644
index 0000000000..a386d40389
--- /dev/null
+++ b/js/src/tests/test262/built-ins/TypedArray/prototype/map/callbackfn-return-does-not-change-instance.js
@@ -0,0 +1,27 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-%typedarray%.prototype.map
+description: >
+  The callbackfn return does not change the `this` instance
+info: |
+  22.2.3.19 %TypedArray%.prototype.map ( callbackfn [ , thisArg ] )
+includes: [testTypedArray.js]
+features: [TypedArray]
+---*/
+
+testWithTypedArrayConstructors(function(TA) {
+  var sample1 = new TA(3);
+
+  sample1[1] = 1;
+
+  sample1.map(function() {
+    return 42;
+  });
+
+  assert.sameValue(sample1[0], 0, "[0] == 0");
+  assert.sameValue(sample1[1], 1, "[1] == 1");
+  assert.sameValue(sample1[2], 0, "[2] == 0");
+});
+
+reportCompare(0, 0);