CMake/testHashSTL.cxx

/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
   file Copyright.txt or https://cmake.org/licensing#kwsys for details.  */
#include "kwsysPrivate.h"
#include KWSYS_HEADER(hash_map.hxx)
#include KWSYS_HEADER(hash_set.hxx)

// Work-around CMake dependency scanning limitation.  This must
// duplicate the above list of headers.
#if 0
#  include "hash_map.hxx.in"
#  include "hash_set.hxx.in"
#endif

#include <iostream>

#if defined(_MSC_VER)
#  pragma warning(disable : 4786)
#endif

#if defined(__sgi) && !defined(__GNUC__)
#  pragma set woff 1468 /* inline function cannot be explicitly instantiated  \
                         */
#endif

template class kwsys::hash_map<const char*, int>;
template class kwsys::hash_set<int>;

static bool test_hash_map()
{
  using mtype = kwsys::hash_map<const char*, int>;
  mtype m;
  const char* keys[] = { "hello", "world" };
  m[keys[0]] = 1;
  m.insert(mtype::value_type(keys[1], 2));
  int sum = 0;
  for (auto& mi : m) {
    std::cout << "Found entry [" << mi.first << "," << mi.second << "]"
              << std::endl;
    sum += mi.second;
  }
  return sum == 3;
}

static bool test_hash_set()
{
  using stype = kwsys::hash_set<int>;
  stype s;
  s.insert(1);
  s.insert(2);
  int sum = 0;
  for (int si : s) {
    std::cout << "Found entry [" << si << "]" << std::endl;
    sum += si;
  }
  return sum == 3;
}

int testHashSTL(int, char* [])
{
  bool result = true;
  result = test_hash_map() && result;
  result = test_hash_set() && result;
  return result ? 0 : 1;
}