1 files changed, 21 insertions, 0 deletions
diff --git a/third_party/webkit/PerformanceTests/six-speed/tests/map-set-object.es5 b/third_party/webkit/PerformanceTests/six-speed/tests/map-set-object.es5
new file mode 100644
index 0000000000..61dfcc5b21
--- /dev/null
+++ b/third_party/webkit/PerformanceTests/six-speed/tests/map-set-object.es5
@@ -0,0 +1,21 @@
+function fn() {
+  var keys = [],
+      values = [],
+      set = [],
+      key = {};
+
+  for (var i = 0; i < 500; i++) {
+    keys.push(i);
+    values.push(i);
+    set.push(i);
+  }
+
+  keys.push(key);
+  values.push('bar');
+  set.push(key);
+
+  return set.indexOf(key) >= 0 && keys.indexOf(key) >= 0;
+}
+
+assertEqual(fn(), true);
+test(fn);