libs/functional/hash/test/hash_fwd_test_2.cpp

   1
   2 // Copyright 2006-2009 Daniel James.
   3 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   4 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   5
   6 // This test just makes sure a header which uses hash_fwd can compile without
   7 // the main hash headers.
   8
   9 #include "./config.hpp"
  10
  11 #if !defined(BOOST_HASH_TEST_EXTENSIONS) || defined(BOOST_HASH_TEST_STD_INCLUDES)
  12
  13 int main() {}
  14
  15 #else
  16
  17 #include "./hash_fwd_test.hpp"
  18 #include <boost/detail/lightweight_test.hpp>
  19
  20 template <class T> void unused(T const&) {}
  21
  22 void fwd_test()
  23 {
  24     test::test_type1<int> x1(3);
  25     test::test_type1<std::string> y1("Black");
  26     test::test_type2<int> x2(25, 16);
  27     test::test_type2<std::string> y2("White", "Green");
  28
  29     std::vector<int> empty;
  30     std::vector<std::string> empty2;
  31
  32     test::test_type3<int> x3(empty.begin(), empty.end());
  33     test::test_type3<std::string> y3(empty2.begin(), empty2.end());
  34
  35     // Prevent gcc warnings:
  36     unused(x1); unused(x2); unused(x3);
  37     unused(y1); unused(y2); unused(y3);
  38 }
  39
  40 int main()
  41 {
  42     fwd_test();
  43
  44     return boost::report_errors();
  45 }
  46
  47 #endif // defined(BOOST_HASH_TEST_EXTENSIONS) && !defined(BOOST_HASH_TEST_STD_INCLUDES)