bvt/bvt14.cc

   1 // This file is part of the ustl library, an STL implementation.
   2 //
   3 // Copyright (C) 2005 by Mike Sharov <msharov@users.sourceforge.net>
   4 // This file is free software, distributed under the MIT License.
   5 //
   6
   7 #include "stdtest.h"
   8
   9 void TestMap (void)
  10 {
  11     typedef map<string,int> monthmap_t;
  12     monthmap_t months;
  13     months["january"] = 31;
  14     months["february"] = 28;
  15     months["march"] = 31;
  16     months["april"] = 30;
  17     months["may"] = 31;
  18     months["june"] = 30;
  19     months["july"] = 31;
  20     months["august"] = 31;
  21     months["september"] = 30;
  22     months["october"] = 31;
  23     months["november"] = 30;
  24     months["december"] = 31;
  25
  26     const monthmap_t& cmonths = months;
  27     cout << "There are " << cmonths["january"] << " days in january." << endl;
  28     cout << "There are " << cmonths["september"] << " days in september." << endl;
  29     cout << "There are " << cmonths["december"] << " days in december." << endl;
  30     monthmap_t::const_iterator found_may = months.find ("may");
  31     cout << found_may->first << " found at index " << found_may - months.begin() << endl;
  32     cout << "Alphabetical listing:" << endl;
  33
  34     monthmap_t::const_iterator i;
  35     for (i = months.begin(); i < months.end(); ++ i)
  36         cout << i->first << " has " << i->second << " days." << endl;
  37
  38     monthmap_t mcopy (months);
  39     mcopy.erase ("may");
  40     cout << "After erasing may:" << endl;
  41     for (i = mcopy.begin(); i < mcopy.end(); ++ i)
  42         cout << i->first << " ";
  43     cout << endl;
  44
  45     mcopy.assign (months.begin(), months.end() - 1);
  46     mcopy.erase (mcopy.begin() + 1, mcopy.begin() + 4);
  47     cout << "After erasing months 2, 3, 4, and the last one:" << endl;
  48     for (i = mcopy.begin(); i < mcopy.end(); ++ i)
  49         cout << i->first << " ";
  50     cout << endl;
  51
  52     mcopy = months;
  53     monthmap_t::iterator frob = mcopy.insert (make_pair (string("frobuary"), 42));
  54     cout << "After inserting " << frob->first << "," << frob->second << ":" << endl;
  55     for (i = mcopy.begin(); i < mcopy.end(); ++ i)
  56         cout << i->first << " ";
  57     cout << endl;
  58 }
  59
  60 StdBvtMain (TestMap)
  61