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 // Copyright (C) 2003 Free Software Foundation, Inc.

//

// This file is part of the GNU ISO C++ Library.  This library is free

// software; you can redistribute it and/or modify it under the

// terms of the GNU General Public License as published by the

// Free Software Foundation; either version 2, or (at your option)

// any later version.

// This library is distributed in the hope that it will be useful,

// but WITHOUT ANY WARRANTY; without even the implied warranty of

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License along

// with this library; see the file COPYING.  If not, write to the Free

// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,

// USA.

// As a special exception, you may use this file as part of a free software

// library without restriction.  Specifically, if other files instantiate

// templates or use macros or inline functions from this file, or you compile

// this file and link it with other files to produce an executable, this

// file does not by itself cause the resulting executable to be covered by

// the GNU General Public License.  This exception does not however

// invalidate any other reasons why the executable file might be covered by

// the GNU General Public License.

#include <ctime>

#include <iostream>

#include <string>

#include <testsuite_performance.h>

using namespace std;

void

test_append_char(int how_much)

{

  string buf; // no preallocation

  for (int i = 0; i < how_much; ++i)

    buf.append(static_cast<string::size_type>(1) , 'x');

}

void

test_append_string(int how_much)

{

  string s(static_cast<string::size_type>(1) , 'x');

  string buf; // no preallocation

  for (int i = 0; i < how_much; ++i)

    buf.append(s);

}

void

run_benchmark1(int how_much)

{

  using namespace __gnu_test;

  time_counter time;

  resource_counter resource;

  start_counters(time, resource);

  test_append_char(how_much);

  stop_counters(time, resource);

  report_performance(__FILE__, "char", time, resource);

}

void

run_benchmark2(int how_much)

{

  using namespace __gnu_test;

  time_counter time;

  resource_counter resource;

  start_counters(time, resource);

  test_append_string(how_much);

  stop_counters(time, resource);

  report_performance(__FILE__, "string", time, resource);

}

// libstdc++/5380

// libstdc++/4960

int main()

{

  run_benchmark1(100000);

  run_benchmark2(100000);

  run_benchmark1(1000000);

  run_benchmark2(1000000);

  run_benchmark1(10000000);

  run_benchmark2(10000000);

}