1 files changed, 29 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/computed-property-names/basics/number.js b/js/src/tests/test262/language/computed-property-names/basics/number.js
new file mode 100644
index 0000000000..1face66c6d
--- /dev/null
+++ b/js/src/tests/test262/language/computed-property-names/basics/number.js
@@ -0,0 +1,29 @@
+// Copyright (C) 2014 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 12.2.5
+description: >
+    computed property names can be a number
+includes: [compareArray.js]
+---*/
+
+function ID(x) {
+  return x;
+}
+
+var object = {
+  a: 'A',
+  [1]: 'B',
+  c: 'C',
+  [ID(2)]: 'D',
+};
+assert.sameValue(object.a, 'A', "The value of `object.a` is `'A'`. Defined in `object` as `a: 'A'`");
+assert.sameValue(object[1], 'B', "The value of `object[1]` is `'B'`. Defined in `object` as `[1]: 'B'`");
+assert.sameValue(object.c, 'C', "The value of `object.c` is `'C'`. Defined in `object` as `c: 'C'`");
+assert.sameValue(object[2], 'D', "The value of `object[2]` is `'D'`. Defined in `object` as `[ID(2)]: 'D'`");
+assert(
+  compareArray(Object.getOwnPropertyNames(object), ['1', '2', 'a', 'c']),
+  "`compareArray(Object.getOwnPropertyNames(object), ['1', '2', 'a', 'c'])` returns `true`"
+);
+
+reportCompare(0, 0);