map_with_string_index.cc

简单的动态内存管理程序源代码

// file: test/map_with_string_index.cc
// author: Marc Bumble
// Mon Aug 11, 2003
// Memory allocator code for shared memory access
// Copyright (C) 2003 by Marc D. Bumble

//  This program 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
//  of the License, or (at your option) any later version.

//  This program 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 program; if not, write to the Free Software
//  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.


#include <pooled_allocator.h>
#include <fstream>  // for std::ofstream to()

char  key_val1[] = "/allocate_key";

// const unsigned char key_addr = 0x0;
char key_addr1[] = "0x400d0000";


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

  int passed=0, failed=0;

  // make sure key shared memory segment is not in use
  // shm_unlink(key_val1);
  
  std::cerr << "----------------------------------------" << std::endl;
  std::cerr << "Map with String index tests. " << std::endl;

  typedef std::map<std::string,
    int,
    std::less<const std::string>,
    pooled_allocator::Pool_alloc<std::pair<const std::string,
    int>,
    key_val1,
    key_addr1> > map_t;

  // create the map and add entries.

  std::cerr << "Creating Map, adding entries" << std::endl;

  std::string  test = "Dilbert";
  std::pair<std::string, int>
    test_pr(test,0);
  map_t temp_map;
  temp_map.insert(test_pr);

  test = "Ratbert";
  test_pr = std::pair<std::string, int>(test,1);
  temp_map.insert(test_pr);

  test = "Catbert";
  test_pr = std::pair<std::string, int>(test,2);
  temp_map.insert(test_pr);

  test = "Asok";
  test_pr = std::pair<std::string, int>(test,3);
  temp_map.insert(test_pr);

  test = "Wally";
  test_pr = std::pair<std::string, int>(test,4);
  temp_map.insert(test_pr);

  test = "Alice";
  test_pr = std::pair<std::string, int>(test,5);
  temp_map.insert(test_pr);

  std::cerr << "Map entries complete" << std::endl;
  for (map_t::iterator idx = temp_map.begin(); idx != temp_map.end(); idx++)
    std::cerr << "\tkey: " << idx->first << "\tval: " << idx->second << std::endl;

  
  // Copy Constructor test
  std::cerr << "Map Copy Constructor test" << std::endl;
  map_t copy_map(temp_map);
  
  // Assignment Operator test
  std::cerr << "Map Assignment Operator test" << std::endl;
  map_t assign_map = temp_map;

  std::string key;
  int val;

  //////////////////////////////////////////////////////////////////
  // Original temp_map tests
  //////////////////////////////////////////////////////////////////

  


  // find Wally
  std::cerr << "Map find() test" << std::endl;
  test = "Wally";
  map_t::iterator it = temp_map.find(test);
  if (it != temp_map.end()) {
    key = it->first;
    val = it->second;
    if ((key == test) && (val == 4))
      passed++;
    else
      failed++;
  } else {
    failed++;
  }

  // erase Wally
  std::cerr << "Map erase() test" << std::endl;
  temp_map.erase(it);

  // find Alice
  std::cerr << "Map find() test" << std::endl;
  test = "Alice";
  it = temp_map.find(test);
  if (it != temp_map.end()) {
    key = it->first;
    val = it->second;
    // std::cerr << "key: " << key << " \tval: " << val << std::endl;
    if ((key == test) && (val == 5))
      passed++;
    else
      failed++;
  } else {
    failed++;
  }
  
  // find Wally
  std::cerr << "Map find() test after erase()" << std::endl;
  test = "Wally";
  it = temp_map.find(test);
  if (it != temp_map.end()) {
    failed++;
  } else {
    passed++;
  }

  //////////////////////////////////////////////////////////////////
  // Copy Construction of original copy_map
  //////////////////////////////////////////////////////////////////
  
  std::cerr << "Repeat tests for Copy Construction of original" << std::endl;
  // find Wally
  test = "Wally";
  it = copy_map.find(test);
  if (it != copy_map.end()) {
    key = it->first;
    val = it->second;
    if ((key == test) && (val == 4))
      passed++;
    else
      failed++;
  } else {
    failed++;
  }

  // erase Wally
  copy_map.erase(it);

  // find Alice
  test = "Alice";
  it = copy_map.find(test);
  if (it != copy_map.end()) {
    key = it->first;
    val = it->second;
    // std::cerr << "key: " << key << " \tval: " << val << std::endl;
    if ((key == test) && (val == 5))
      passed++;
    else
      failed++;
  } else {
    failed++;
  }
  
  // find Wally
  test = "Wally";
  it = copy_map.find(test);
  if (it != copy_map.end()) {
    failed++;
  } else {
    passed++;
  }
    
  //////////////////////////////////////////////////////////////////
  // Assign Construction of original copy_map
  //////////////////////////////////////////////////////////////////
  
  std::cerr << "Repeat tests for Assignment Construction of original" << std::endl;
  // find Wally
  test = "Wally";
  it = assign_map.find(test);
  if (it != assign_map.end()) {
    key = it->first;
    val = it->second;
    if ((key == test) && (val == 4))
      passed++;
    else
      failed++;
  } else {
    failed++;
  }

  // erase Wally
  assign_map.erase(it);

  // find Alice
  test = "Alice";
  it = assign_map.find(test);
  if (it != assign_map.end()) {
    key = it->first;
    val = it->second;
    // std::cerr << "key: " << key << " \tval: " << val << std::endl;
    if ((key == test) && (val == 5))
      passed++;
    else
      failed++;
  } else {
    failed++;
  }
  
  // find Wally
  test = "Wally";
  it = assign_map.find(test);
  if (it != assign_map.end()) {
    failed++;
  } else {
    passed++;
  }

    
  //////////////////////////////////////////////////////////////////
  // Equality Tests
  //////////////////////////////////////////////////////////////////
  
  std::cerr << "Run through three transitive equality tests" << std::endl;
  if (copy_map == temp_map ) {
    passed++;
  } else {
    failed++;
  }
  
  if (assign_map == temp_map) {
    passed++;
  } else {
    failed++;
  }
  
  if (copy_map == assign_map) {
    passed++;
  } else {
    failed++;
  }
  
//   pooled_allocator::Pool<int,key_val1,key_addr1>
//     pool_obj;
//   pool_obj.shutdown();


  std::cerr << "Passed: " << passed << std::endl;
  std::cerr << "Failed: " << failed << std::endl;
  std::cerr << "----------------------------------------" << std::endl;

  return 0;
}