1 files changed, 21 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/assign/Target-Object.js b/js/src/tests/test262/built-ins/Object/assign/Target-Object.js
new file mode 100644
index 0000000000..f8e8a68404
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/assign/Target-Object.js
@@ -0,0 +1,21 @@
+// Copyright 2015 Microsoft Corporation. All rights reserved.
+// This code is governed by the license found in the LICENSE file.
+
+/*---
+description: >
+  Test the first argument(target) of Object.Assign(target,...sources),
+  if target is Object,its properties will be the properties of new object.
+es6id:  19.1.2.1.1
+---*/
+
+var target = {
+  foo: 1
+};
+var result = Object.assign(target, {
+  a: 2
+});
+
+assert.sameValue(result.foo, 1, "The value should be {foo: 1}.");
+assert.sameValue(result.a, 2, "The value should be {a: 2}.");
+
+reportCompare(0, 0);