1 files changed, 15 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webstorage/storage_supported_property_names.window.js b/testing/web-platform/tests/webstorage/storage_supported_property_names.window.js
new file mode 100644
index 0000000000..08c5d77afc
--- /dev/null
+++ b/testing/web-platform/tests/webstorage/storage_supported_property_names.window.js
@@ -0,0 +1,15 @@
+["localStorage", "sessionStorage"].forEach(function(name) {
+    test(function() {
+        var storage = window[name];
+        storage.clear();
+
+        storage["name"] = "user1";
+        assert_array_equals(Object.getOwnPropertyNames(storage), ['name']);
+    }, "Object.getOwnPropertyNames on " + name + " Storage");
+
+    test(function() {
+        var storage = window[name];
+        storage.clear();
+        assert_array_equals(Object.getOwnPropertyNames(storage), []);
+    }, "Object.getOwnPropertyNames on " + name + " storage with empty collection");
+});