<filename>test/hash_function/main.cc
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 /*
  * A test for hash function. 
  *
  * Author: <NAME> <<EMAIL>>
  */

#include <boost/functional/hash.hpp>
#include <iostream>  // NOLINT
#include <sstream>  // NOLINT
#include <string>
#include <map>
#include "shared/nimbus.h"
#include "shared/log.h"

#define CAL_NUM 1000000

using namespace nimbus; // NOLINT
using boost::hash;

int main(int argc, const char *argv[]) {
  if (argc < 2) {
    std::cout << "ERROR: provide an input!" << std::endl;
    exit(-1);
  }

  std::string input(argv[1]);

  nimbus_initialize();
  Log log;
  hash<std::string> hash_function;
  std:: cout << "Hash value: " << hash_function(input) << std::endl;

  size_t result = 0;
  log.StartTimer();
  for (int i = 0; i < CAL_NUM; ++i) {
    result += hash_function(input);
  }
  log.StopTimer();
  std::cout << "result: " << result << std::endl;
  std::cout << "Time elapsed for " << CAL_NUM << " hash calculations: " << log.timer() << std::endl;
}

