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3rdparty/boost_1_81_0/libs/range/test/compat3.cpp 1.39 KB
73ef4ff3   Hu Chunming   提交三方库
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  // Boost.Range library
  //
  //  Copyright Thorsten Ottosen 2003-2004. Use, modification and
  //  distribution is subject to the Boost Software License, Version
  //  1.0. (See accompanying file LICENSE_1_0.txt or copy at
  //  http://www.boost.org/LICENSE_1_0.txt)
  //
  // For more information, see http://www.boost.org/libs/range/
  //
  
  #include <boost/static_assert.hpp>
  #include <boost/type_traits.hpp>
  #include <boost/concept_check.hpp>
  #include <boost/config.hpp>
  
  enum Container {};
  enum String {};
  
  template< typename T >
  struct range_iterator;
  
  template<>
  struct range_iterator<Container>
  {
      template< typename C >
      struct pts
      {
          typedef BOOST_DEDUCED_TYPENAME C::iterator type;
      };
  };
  
  template<>
  struct range_iterator<String>
  {
      template< typename C >
      struct pts
      {
          typedef C type;
      };
  };
  
  template< typename C >
  class iterator_of
  {
  public:
      typedef BOOST_DEDUCED_TYPENAME range_iterator<Container>:: template pts<C>::type type; 
  };
  
  #include <vector>
  
  void compat1()
  {
      std::vector<int> v;
      iterator_of< std::vector<int> >::type i = v.begin();
      boost::ignore_unused_variable_warning(i);
  }
  
  #include <boost/test/included/unit_test.hpp> 
  
  using boost::unit_test::test_suite;
  
  test_suite* init_unit_test_suite( int argc, char* argv[] )
  {
      test_suite* test = BOOST_TEST_SUITE( "Range Test Suite" );
  
      test->add( BOOST_TEST_CASE( &compat1 ) );
  
      return test;
  }