libstdc++-v3/testsuite/23_containers/set/operations/1.cc

   1 // 2006-11-25  Paolo Carlini  <pcarlini@suse.de>
   2
   3 // Copyright (C) 2006, 2007 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 2, or (at your option)
   9 // any later version.
  10 //
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING.  If not, write to the Free
  18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  19 // USA.
  20 //
  21 // As a special exception, you may use this file as part of a free software
  22 // library without restriction.  Specifically, if other files instantiate
  23 // templates or use macros or inline functions from this file, or you compile
  24 // this file and link it with other files to produce an executable, this
  25 // file does not by itself cause the resulting executable to be covered by
  26 // the GNU General Public License.  This exception does not however
  27 // invalidate any other reasons why the executable file might be covered by
  28 // the GNU General Public License.
  29
  30 #include <set>
  31 #include <testsuite_hooks.h>
  32
  33 // A few tests for equal_range, in the occasion of libstdc++/29385.
  34 void test01()
  35 {
  36   bool test __attribute__((unused)) = true;
  37   using namespace std;
  38
  39   set<int> s0;
  40   typedef set<int>::iterator iterator;
  41   typedef pair<iterator, bool> insert_return_type;
  42   pair<iterator, iterator> pp0;
  43
  44   pp0 = s0.equal_range(1);
  45   VERIFY( s0.count(1) == 0 );
  46   VERIFY( pp0.first == s0.end() );
  47   VERIFY( pp0.second == s0.end() );
  48
  49   insert_return_type irt0 = s0.insert(1);
  50   insert_return_type irt1 = s0.insert(2);
  51   insert_return_type irt2 = s0.insert(3);
  52
  53   pp0 = s0.equal_range(2);
  54   VERIFY( s0.count(2) == 1 );
  55   VERIFY( *pp0.first == 2 );
  56   VERIFY( *pp0.second == 3 );
  57   VERIFY( pp0.first == irt1.first );
  58   VERIFY( --pp0.first == irt0.first );
  59   VERIFY( pp0.second == irt2.first );
  60
  61   s0.insert(3);
  62   insert_return_type irt3 = s0.insert(3);
  63   insert_return_type irt4 = s0.insert(4);
  64
  65   pp0 = s0.equal_range(3);
  66   VERIFY( s0.count(3) == 1 );
  67   VERIFY( *pp0.first == 3 );
  68   VERIFY( *pp0.second == 4 );
  69   VERIFY( pp0.first == irt2.first );
  70   VERIFY( --pp0.first == irt1.first );
  71   VERIFY( pp0.second == irt4.first );
  72
  73   insert_return_type irt5 = s0.insert(0);
  74   s0.insert(1);
  75   s0.insert(1);
  76   s0.insert(1);
  77
  78   pp0 = s0.equal_range(1);
  79   VERIFY( s0.count(1) == 1 );
  80   VERIFY( *pp0.first == 1 );
  81   VERIFY( *pp0.second == 2 );
  82   VERIFY( pp0.first == irt0.first );
  83   VERIFY( --pp0.first == irt5.first );
  84   VERIFY( pp0.second == irt1.first );
  85
  86   insert_return_type irt6 = s0.insert(5);
  87   s0.insert(5);
  88   s0.insert(5);
  89
  90   pp0 = s0.equal_range(5);
  91   VERIFY( s0.count(5) == 1 );
  92   VERIFY( *pp0.first == 5 );
  93   VERIFY( pp0.first == irt6.first );
  94   VERIFY( --pp0.first == irt4.first );
  95   VERIFY( pp0.second == s0.end() );
  96
  97   s0.insert(4);
  98   s0.insert(4);
  99   s0.insert(4);
 100
 101   pp0 = s0.equal_range(4);
 102   VERIFY( s0.count(4) == 1 );
 103   VERIFY( *pp0.first == 4 );
 104   VERIFY( *pp0.second == 5 );
 105   VERIFY( pp0.first == irt4.first );
 106   VERIFY( --pp0.first == irt3.first );
 107   VERIFY( pp0.second == irt6.first );
 108
 109   s0.insert(0);
 110   insert_return_type irt7 = s0.insert(0);
 111   s0.insert(1);
 112
 113   pp0 = s0.equal_range(0);
 114   VERIFY( s0.count(0) == 1 );
 115   VERIFY( *pp0.first == 0 );
 116   VERIFY( *pp0.second == 1 );
 117   VERIFY( pp0.first == irt5.first );
 118   VERIFY( pp0.first == s0.begin() );
 119   VERIFY( pp0.second == irt0.first );
 120
 121   pp0 = s0.equal_range(1);
 122   VERIFY( s0.count(1) == 1 );
 123   VERIFY( *pp0.first == 1 );
 124   VERIFY( *pp0.second == 2 );
 125   VERIFY( pp0.first == irt0.first );
 126   VERIFY( --pp0.first == irt7.first );
 127   VERIFY( pp0.second == irt1.first );
 128 }
 129
 130 int
 131 main()
 132 {
 133   test01();
 134   return 0;
 135 }