1 files changed, 19 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Map/length.js b/js/src/tests/test262/built-ins/Map/length.js
new file mode 100644
index 0000000000..c63939508b
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Map/length.js
@@ -0,0 +1,19 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 23.1.2
+description: Map.length is 0.
+info: |
+  Properties of the Map Constructor
+
+  Besides the length property (whose value is 0)
+includes: [propertyHelper.js]
+---*/
+
+assert.sameValue(Map.length, 0, 'The value of Map.length is 0');
+
+verifyNotEnumerable(Map, 'length');
+verifyNotWritable(Map, 'length');
+verifyConfigurable(Map, 'length');
+
+reportCompare(0, 0);