cashew: add local byte counters

src/procfs_byte_counter_unittest.cc

+// Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include <gtest/gtest.h>
+
+#include "src/procfs_byte_counter.h"
+
+namespace cashew {
+
+// test fixture for ProcfsByteCounter unit tests
+class ProcfsByteCounterTest: public ::testing::Test {
+  protected:
+    ProcfsByteCounterTest() {}
+    virtual ~ProcfsByteCounterTest() {}
+    virtual void SetUp() {}
+    virtual void TearDown() {}
+};
+
+TEST_F(ProcfsByteCounterTest, AlwaysSucceeds) {
+  EXPECT_TRUE(true);
+}
+
+// TODO(vlaviano): test ProcfsByteCounter:OnStatsUpdate
+//   normal scenarios
+//   wraparound scenarios
+
+}  // namespace cashew