// Copyright (c) 2011-present, Facebook, Inc.  All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.

#include "rocksdb/iostats_context.h"
#include "util/testharness.h"

namespace rocksdb {

TEST(IOStatsContextTest, ToString) {
  get_iostats_context()->Reset();
  get_iostats_context()->bytes_read = 12345;

  std::string zero_included = get_iostats_context()->ToString();
  ASSERT_NE(std::string::npos, zero_included.find("= 0"));
  ASSERT_NE(std::string::npos, zero_included.find("= 12345"));

  std::string zero_excluded = get_iostats_context()->ToString(true);
  ASSERT_EQ(std::string::npos, zero_excluded.find("= 0"));
  ASSERT_NE(std::string::npos, zero_excluded.find("= 12345"));
}

}  // namespace rocksdb

int main(int argc, char** argv) {
  ::testing::InitGoogleTest(&argc, argv);
  return RUN_ALL_TESTS();
}