upload android base code part3

android/build/kati/fileutil_bench.cc

@@ -0,0 +1,43 @@
+// Copyright 2016 Google Inc. All rights reserved
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// +build ignore
+
+#include "fileutil.h"
+#include <benchmark/benchmark.h>
+#include <cstdio>
+
+static void BM_RunCommand(benchmark::State& state) {
+  std::string shell = "/bin/bash";
+  std::string shellflag = "-c";
+  std::string cmd = "echo $((1+3))";
+  while (state.KeepRunning()) {
+    std::string result;
+    RunCommand(shell, shellflag, cmd, RedirectStderr::NONE, &result);
+  }
+}
+BENCHMARK(BM_RunCommand);
+
+static void BM_RunCommand_ComplexShell(benchmark::State& state) {
+  std::string shell = "/bin/bash ";
+  std::string shellflag = "-c";
+  std::string cmd = "echo $((1+3))";
+  while (state.KeepRunning()) {
+    std::string result;
+    RunCommand(shell, shellflag, cmd, RedirectStderr::NONE, &result);
+  }
+}
+BENCHMARK(BM_RunCommand_ComplexShell);
+
+BENCHMARK_MAIN();