libstdc++-v3/testsuite/25_algorithms/unique_copy/1.cc

   1 // Copyright (C) 2005, 2006 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 2, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING.  If not, write to the Free
  16 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  17 // USA.
  18
  19 // 25.2.8 [lib.alg.unique]
  20
  21 #include <algorithm>
  22 #include <testsuite_hooks.h>
  23 #include <testsuite_iterators.h>
  24
  25 using __gnu_test::test_container;
  26 using __gnu_test::input_iterator_wrapper;
  27 using __gnu_test::forward_iterator_wrapper;
  28 using __gnu_test::output_iterator_wrapper;
  29 using std::unique_copy;
  30
  31 typedef test_container<int, input_iterator_wrapper> Icontainer;
  32 typedef test_container<int, forward_iterator_wrapper> Fcontainer;
  33 typedef test_container<int, output_iterator_wrapper> Ocontainer;
  34
  35 int array1[] = {0, 0, 0, 1, 1, 1};
  36 int array2[2];
  37
  38 void
  39 test1()
  40 {
  41   bool test __attribute__((unused)) = true;
  42   Icontainer con1(array1, array1);
  43   Ocontainer con2(array2, array2);
  44   VERIFY( unique_copy(con1.begin(), con1.end(), con2.begin()).ptr == array2 );
  45 }
  46
  47 void
  48 test2()
  49 {
  50   bool test __attribute__((unused)) = true;
  51   Icontainer con1(array1, array1 + 6);
  52   Ocontainer con2(array2, array2 + 2);
  53   VERIFY( unique_copy(con1.begin(), con1.end(), con2.begin()).ptr
  54           == array2 + 2 );
  55   VERIFY( array2[0] == 0 && array2[1] == 1 );
  56 }
  57
  58 void
  59 test3()
  60 {
  61   bool test __attribute__((unused)) = true;
  62   Icontainer con1(array1, array1);
  63   Fcontainer con2(array2, array2);
  64   VERIFY( unique_copy(con1.begin(), con1.end(), con2.begin()).ptr == array2 );
  65 }
  66
  67 void
  68 test4()
  69 {
  70   bool test __attribute__((unused)) = true;
  71   Icontainer con1(array1, array1 + 6);
  72   Fcontainer con2(array2, array2 + 2);
  73   VERIFY( unique_copy(con1.begin(), con1.end(), con2.begin()).ptr
  74           == array2 + 2 );
  75   VERIFY( array2[0] == 0 && array2[1] == 1 );
  76 }
  77
  78 int
  79 main()
  80 {
  81   test1();
  82   test2();
  83   test3();
  84   test4();
  85 }