1 files changed, 33 insertions, 0 deletions
diff --git a/js/src/devtools/gc-ubench/benchmarks/globalArrayNewObject.js b/js/src/devtools/gc-ubench/benchmarks/globalArrayNewObject.js
new file mode 100644
index 0000000000..04487aac20
--- /dev/null
+++ b/js/src/devtools/gc-ubench/benchmarks/globalArrayNewObject.js
@@ -0,0 +1,33 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+tests.set(
+  "globalArrayNewObject",
+  (function() {
+    var garbage = [];
+    var garbageIndex = 0;
+    return {
+      description: "var foo = [new Object(), ....]",
+      defaultGarbagePerFrame: "128K",
+      defaultGarbagePiles: "1K",
+
+      load: N => {
+        garbage = new Array(N);
+      },
+      unload: () => {
+        garbage = [];
+        garbageIndex = 0;
+      },
+
+      makeGarbage: N => {
+        for (var i = 0; i < N; i++) {
+          garbage[garbageIndex++] = new Object();
+          if (garbageIndex == garbage.length) {
+            garbageIndex = 0;
+          }
+        }
+      },
+    };
+  })()
+);