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RocksDB for Erlang

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rocksdb deps rocksdb util event_logger_test.cc
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deps/rocksdb/util/event_logger_test.cc 

//  Copyright (c) 2011-present, Facebook, Inc.  All rights reserved.

//  This source code is licensed under both the GPLv2 (found in the

//  COPYING file in the root directory) and Apache 2.0 License

//  (found in the LICENSE.Apache file in the root directory).



#include <string>



#include "util/event_logger.h"

#include "util/testharness.h"



namespace rocksdb {



class EventLoggerTest : public testing::Test {};



class StringLogger : public Logger {

 public:

  using Logger::Logv;

  virtual void Logv(const char* format, va_list ap) override {

    vsnprintf(buffer_, sizeof(buffer_), format, ap);

  }

  char* buffer() { return buffer_; }



 private:

  char buffer_[1000];

};



TEST_F(EventLoggerTest, SimpleTest) {

  StringLogger logger;

  EventLogger event_logger(&logger);

  event_logger.Log() << "id" << 5 << "event"

                     << "just_testing";

  std::string output(logger.buffer());

  ASSERT_TRUE(output.find("\"event\": \"just_testing\"") != std::string::npos);

  ASSERT_TRUE(output.find("\"id\": 5") != std::string::npos);

  ASSERT_TRUE(output.find("\"time_micros\"") != std::string::npos);

}



}  // namespace rocksdb



int main(int argc, char** argv) {

  ::testing::InitGoogleTest(&argc, argv);

  return RUN_ALL_TESTS();

}