1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Symbol/uniqueness.js b/js/src/tests/test262/built-ins/Symbol/uniqueness.js
new file mode 100644
index 0000000000..bace068c54
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Symbol/uniqueness.js
@@ -0,0 +1,20 @@
+// 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-symbol-constructor
+description: The Symbol constructor returns a unique value
+info: |
+    1. If NewTarget is not undefined, throw a TypeError exception.
+    2. If description is undefined, let descString be undefined.
+    2. Else, let descString be ? ToString(description).
+    3. Return a new unique Symbol value whose [[Description]] value is
+       descString.
+features: [Symbol]
+---*/
+
+assert.notSameValue(Symbol(''), Symbol(''), 'empty string');
+assert.notSameValue(Symbol(), Symbol(), 'undefined');
+assert.notSameValue(Symbol(null), Symbol(null), 'null value');
+assert.notSameValue(Symbol('x'), Symbol('x'), 'string "x"');
+
+reportCompare(0, 0);