ceph/src/boost/libs/log/test/run/attr_attribute_set_ticket11106.cpp

   1 /*
   2  *          Copyright Andrey Semashev 2007 - 2015.
   3  * Distributed under the Boost Software License, Version 1.0.
   4  *    (See accompanying file LICENSE_1_0.txt or copy at
   5  *          http://www.boost.org/LICENSE_1_0.txt)
   6  */
   7 /*!
   8  * \file   attr_attribute_set_ticket11106.cpp
   9  * \author Andrey Semashev
  10  * \date   15.03.2015
  11  *
  12  * \brief  This header contains a test for the fix for https://svn.boost.org/trac/boost/ticket/11106.
  13  */
  14
  15 #define BOOST_TEST_MODULE attr_attribute_set_ticket11106
  16
  17 #include <string>
  18 #include <sstream>
  19 #include <utility>
  20 #include <boost/test/unit_test.hpp>
  21 #include <boost/log/attributes/constant.hpp>
  22 #include <boost/log/attributes/attribute_set.hpp>
  23
  24 // The test checks that insertion does not invalidate existing elements in the container
  25 BOOST_AUTO_TEST_CASE(ticket11106)
  26 {
  27     boost::log::attribute_set set;
  28
  29     unsigned int i = 0;
  30     while (i < 100)
  31     {
  32         std::ostringstream strm;
  33         strm << "Attr" << i;
  34         boost::log::attribute_name name = strm.str();
  35
  36         std::pair< boost::log::attribute_set::iterator, bool > res = set.insert(name, boost::log::attributes::make_constant(5));
  37         ++i;
  38
  39         BOOST_CHECK(res.second); // check that insertion succeeded
  40         BOOST_CHECK(set.find(res.first->first) != set.end()); // check that lookup works
  41
  42         // Now check that all previously inserted elements are still findable
  43         unsigned int j = 0;
  44         for (boost::log::attribute_set::const_iterator it = set.begin(), end = set.end(); it != end; ++it, ++j)
  45         {
  46             boost::log::attribute_name key = it->first;
  47             BOOST_CHECK(set.find(key) != set.end());
  48         }
  49         BOOST_CHECK_EQUAL(j, i);
  50     }
  51 }