136 lines
4.6 KiB
C++
136 lines
4.6 KiB
C++
/* Boost.MultiIndex test for projection capabilities.
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*
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* Copyright 2003-2013 Joaquin M Lopez Munoz.
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* Distributed under the Boost Software License, Version 1.0.
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* (See accompanying file LICENSE_1_0.txt or copy at
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* http://www.boost.org/LICENSE_1_0.txt)
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*
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* See http://www.boost.org/libs/multi_index for library home page.
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*/
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#include "test_projection.hpp"
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#include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */
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#include "pre_multi_index.hpp"
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#include "employee.hpp"
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#include <boost/detail/lightweight_test.hpp>
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using namespace boost::multi_index;
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void test_projection()
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{
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employee_set es;
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es.insert(employee(0,"Joe",31,1123));
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es.insert(employee(1,"Robert",27,5601));
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es.insert(employee(2,"John",40,7889));
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es.insert(employee(3,"Albert",20,9012));
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es.insert(employee(4,"John",57,1002));
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employee_set::iterator it,itbis;
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employee_set_by_name::iterator it1;
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employee_set_by_age::iterator it2;
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employee_set_as_inserted::iterator it3;
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employee_set_by_ssn::iterator it4;
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employee_set_randomly::iterator it5;
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BOOST_STATIC_ASSERT((boost::is_same<
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employee_set::iterator,
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nth_index_iterator<employee_set,0>::type >::value));
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BOOST_STATIC_ASSERT((boost::is_same<
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employee_set_by_name::iterator,
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nth_index_iterator<employee_set,1>::type >::value));
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#if defined(BOOST_NO_MEMBER_TEMPLATES)
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BOOST_STATIC_ASSERT((boost::is_same<
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employee_set_by_age::iterator,
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index_iterator<employee_set,age>::type >::value));
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#else
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BOOST_STATIC_ASSERT((boost::is_same<
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employee_set_by_age::iterator,
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employee_set::index_iterator<age>::type >::value));
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#endif
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BOOST_STATIC_ASSERT((boost::is_same<
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employee_set_as_inserted::iterator,
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nth_index_iterator<employee_set,3>::type >::value));
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BOOST_STATIC_ASSERT((boost::is_same<
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employee_set_by_ssn::iterator,
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nth_index_iterator<employee_set,4>::type >::value));
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BOOST_STATIC_ASSERT((boost::is_same<
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employee_set_randomly::iterator,
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nth_index_iterator<employee_set,5>::type >::value));
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it= es.find(employee(1,"Robert",27,5601));
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it1= project<name>(es,it);
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it2= project<age>(es,it1);
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it3= project<as_inserted>(es,it2);
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it4= project<ssn>(es,it3);
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it5= project<randomly>(es,it4);
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#if defined(BOOST_NO_MEMBER_TEMPLATES)
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itbis=project<0>(es,it5);
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#else
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itbis=es.project<0>(it5);
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#endif
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BOOST_TEST(
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*it==*it1&&*it1==*it2&&*it2==*it3&&*it3==*it4&&*it4==*it5&&itbis==it);
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BOOST_TEST(project<name>(es,es.end())==get<name>(es).end());
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BOOST_TEST(project<age>(es,es.end())==get<age>(es).end());
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BOOST_TEST(project<as_inserted>(es,es.end())==get<as_inserted>(es).end());
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BOOST_TEST(project<ssn>(es,es.end())==get<ssn>(es).end());
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BOOST_TEST(project<randomly>(es,es.end())==get<randomly>(es).end());
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const employee_set& ces=es;
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employee_set::const_iterator cit,citbis;
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employee_set_by_name::const_iterator cit1;
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employee_set_by_age::const_iterator cit2;
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employee_set_as_inserted::const_iterator cit3;
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employee_set_by_ssn::const_iterator cit4;
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employee_set_randomly::const_iterator cit5;
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BOOST_STATIC_ASSERT((boost::is_same<
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employee_set::const_iterator,
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nth_index_const_iterator<employee_set,0>::type >::value));
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BOOST_STATIC_ASSERT((boost::is_same<
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employee_set_by_name::const_iterator,
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nth_index_const_iterator<employee_set,1>::type >::value));
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#if defined(BOOST_NO_MEMBER_TEMPLATES)
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BOOST_STATIC_ASSERT((boost::is_same<
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employee_set_by_age::const_iterator,
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index_const_iterator<employee_set,age>::type >::value));
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#else
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BOOST_STATIC_ASSERT((boost::is_same<
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employee_set_by_age::const_iterator,
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employee_set::index_const_iterator<age>::type >::value));
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#endif
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BOOST_STATIC_ASSERT((boost::is_same<
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employee_set_as_inserted::const_iterator,
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nth_index_const_iterator<employee_set,3>::type >::value));
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BOOST_STATIC_ASSERT((boost::is_same<
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employee_set_by_ssn::const_iterator,
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nth_index_const_iterator<employee_set,4>::type >::value));
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BOOST_STATIC_ASSERT((boost::is_same<
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employee_set_randomly::const_iterator,
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nth_index_const_iterator<employee_set,5>::type >::value));
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cit= ces.find(employee(4,"John",57,1002));
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#if defined(BOOST_NO_MEMBER_TEMPLATES)
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cit1= project<by_name>(ces,cit);
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#else
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cit1= ces.project<by_name>(cit);
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#endif
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cit2= project<age>(ces,cit1);
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#if defined(BOOST_NO_MEMBER_TEMPLATES)
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cit3= project<as_inserted>(ces,cit2);
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#else
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cit3= ces.project<as_inserted>(cit2);
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#endif
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cit4= project<ssn>(ces,cit3);
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cit5= project<randomly>(ces,cit4);
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citbis=project<0>(ces,cit5);
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BOOST_TEST(
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*cit==*cit1&&*cit1==*cit2&&*cit2==*cit3&&*cit3==*cit4&&*cit4==*cit5&&
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citbis==cit);
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}
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