ceph/src/boost/libs/range/test/test_function/check_equal_fn.hpp

   1 // Boost.Range library
   2 //
   3 //  Copyright Neil Groves 2009. Use, modification and
   4 //  distribution is subject to the Boost Software License, Version
   5 //  1.0. (See accompanying file LICENSE_1_0.txt or copy at
   6 //  http://www.boost.org/LICENSE_1_0.txt)
   7 //
   8 //
   9 // For more information, see http://www.boost.org/libs/range/
  10 //
  11 #ifndef BOOST_RANGE_TEST_FUNCTIONS_CHECK_EQUAL_FN_HPP_INCLUDED
  12 #define BOOST_RANGE_TEST_FUNCTIONS_CHECK_EQUAL_FN_HPP_INCLUDED
  13
  14 #include "counted_function.hpp"
  15
  16 namespace boost
  17 {
  18     namespace range_test_function
  19     {
  20         template< class Collection >
  21         class check_equal_fn : private counted_function
  22         {
  23             typedef BOOST_DEDUCED_TYPENAME Collection::const_iterator iter_t;
  24         public:
  25             explicit check_equal_fn( const Collection& c )
  26                 : m_it(boost::begin(c)), m_last(boost::end(c)) {}
  27
  28             using counted_function::invocation_count;
  29
  30             void operator()(int x) const
  31             {
  32                 invoked();
  33                 BOOST_CHECK( m_it != m_last );
  34                 if (m_it != m_last)
  35                 {
  36                     BOOST_CHECK_EQUAL( *m_it, x );
  37                     ++m_it;
  38                 }
  39             }
  40
  41         private:
  42             mutable iter_t m_it;
  43             iter_t m_last;
  44         };
  45
  46     } // namespace range_test_function
  47 } // namespace boost
  48
  49 #endif // include guard