libstdc++-v3/testsuite/23_containers/vector_modifiers.cc

   1 // 1999-11-09 bkoz
   2
   3 // Copyright (C) 1999, 2001 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19 // USA.
  20
  21 // 23.2.4.3 vector modifiers
  22
  23 #include <vector>
  24 #include "testsuite_hooks.h"
  25
  26 bool test = true;
  27
  28 template<typename T>
  29   struct A { };
  30
  31 struct B { };
  32
  33 // vector::insert(iterator, inputiterator first, inputiterator last)
  34 void
  35 test01()
  36 {
  37   // POD types
  38   typedef std::vector<int>      vec_POD;
  39   vec_POD       vec01;
  40   int           i01 = 5;
  41   int*          pi01 = &i01;
  42   vec01.insert(vec01.begin(), pi01, pi01 + 1);
  43
  44   // non POD types
  45   typedef std::vector< A<B> >   vec_nonPOD;
  46   vec_nonPOD    vec02;
  47   A<B>          np01;
  48   A<B>*         pnp01 = &np01;
  49   vec02.insert(vec02.begin(), pnp01, pnp01 + 1);
  50 }
  51
  52 // test the assign() function
  53 void
  54 test03()
  55 {
  56   const int K = 417;
  57   const int A[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17};
  58   const int B[] = {K, K, K, K, K};
  59   const int N = sizeof(A) / sizeof(int);
  60   const int M = sizeof(B) / sizeof(int);
  61   bool test = true;
  62
  63   // assign from pointer range
  64   std::vector<int> v3;
  65   v3.assign(A, A + N);
  66   VERIFY(std::equal(v3.begin(), v3.end(), A));
  67   VERIFY(v3.size() == N);
  68
  69   // assign from iterator range
  70   std::vector<int> v4;
  71   v4.assign(v3.begin(), v3.end());
  72   VERIFY(std::equal(v4.begin(), v4.end(), A));
  73   VERIFY(std::equal(A, A + N, v4.begin()));
  74
  75   // assign from initializer range with resize
  76   v4.assign(M, K);
  77   VERIFY(std::equal(v4.begin(), v4.end(), B));
  78   VERIFY(std::equal(B, B + M, v4.begin()));
  79   VERIFY((v4.size() == M) && (M != N));
  80 }
  81
  82 int main()
  83 {
  84   test01();
  85   test03();
  86
  87   return !test;
  88 }