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diff --git a/src/ceph/src/test/common/test_util.cc b/src/ceph/src/test/common/test_util.cc
new file mode 100644
index 0000000..288dd37
--- /dev/null
+++ b/src/ceph/src/test/common/test_util.cc
@@ -0,0 +1,49 @@
+// -*- mode:C; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- 
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2011 New Dream Network
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License version 2, as published by the Free Software
+ * Foundation.  See file COPYING.
+ *
+ */
+
+#include "common/ceph_context.h"
+#include "include/util.h"
+#include "gtest/gtest.h"
+
+#include <sstream>
+
+TEST(util, unit_to_bytesize)
+{
+  ASSERT_EQ(1234ll, unit_to_bytesize("1234", &cerr));
+  ASSERT_EQ(1024ll, unit_to_bytesize("1K", &cerr));
+  ASSERT_EQ(1024ll, unit_to_bytesize("1k", &cerr));
+  ASSERT_EQ(1048576ll, unit_to_bytesize("1M", &cerr));
+  ASSERT_EQ(1073741824ll, unit_to_bytesize("1G", &cerr));
+  ASSERT_EQ(1099511627776ll, unit_to_bytesize("1T", &cerr));
+  ASSERT_EQ(1125899906842624ll, unit_to_bytesize("1P", &cerr));
+  ASSERT_EQ(1152921504606846976ll, unit_to_bytesize("1E", &cerr));
+
+  ASSERT_EQ(65536ll, unit_to_bytesize(" 64K", &cerr));
+}
+
+#if defined(__linux__)
+TEST(util, collect_sys_info)
+{
+  map<string, string> sys_info;
+
+  CephContext *cct = (new CephContext(CEPH_ENTITY_TYPE_CLIENT))->get();
+  collect_sys_info(&sys_info, cct);
+
+  ASSERT_TRUE(sys_info.find("distro") != sys_info.end());
+  ASSERT_TRUE(sys_info.find("distro_version") != sys_info.end());
+  ASSERT_TRUE(sys_info.find("distro_description") != sys_info.end());
+
+  cct->put();
+}
+#endif