1 files changed, 17 insertions, 0 deletions
diff --git a/deps/v8/test/js-perf-test/TypedArrays/construct-typedarray.js b/deps/v8/test/js-perf-test/TypedArrays/construct-typedarray.js
new file mode 100644
index 0000000000..b2ee34483f
--- /dev/null
+++ b/deps/v8/test/js-perf-test/TypedArrays/construct-typedarray.js
@@ -0,0 +1,17 @@
+// Copyright 2017 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+new BenchmarkSuite('ConstructByTypedArray', [1000], [
+  new Benchmark('ConstructByTypedArray', false, false, 0, constructor),
+]);
+
+var length = 1024;
+var arr = new Uint8Array(length);
+for (var i = 0; i < length; i++) {
+  arr[i] = i;
+}
+
+function constructor() {
+  new Float64Array(arr);
+}