libs/multi_index/test/test_observers.cpp

   1 /* Boost.MultiIndex test for observer memfuns.
   2  *
   3  * Copyright 2003-2013 Joaquin M Lopez Munoz.
   4  * Distributed under the Boost Software License, Version 1.0.
   5  * (See accompanying file LICENSE_1_0.txt or copy at
   6  * http://www.boost.org/LICENSE_1_0.txt)
   7  *
   8  * See http://www.boost.org/libs/multi_index for library home page.
   9  */
  10
  11 #include "test_observers.hpp"
  12
  13 #include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */
  14 #include <algorithm>
  15 #include <vector>
  16 #include "pre_multi_index.hpp"
  17 #include "employee.hpp"
  18 #include <boost/detail/lightweight_test.hpp>
  19
  20 using namespace boost::multi_index;
  21
  22 void test_observers()
  23 {
  24   employee_set                es;
  25   const employee_set_by_name& i1=get<by_name>(es);
  26   const employee_set_by_age&  i2=get<age>(es);
  27
  28   es.insert(employee(0,"Joe",31,1123));
  29   es.insert(employee(1,"Robert",27,5601));
  30   es.insert(employee(2,"John",40,7889));
  31   es.insert(employee(3,"Albert",20,9012));
  32   es.insert(employee(4,"John",57,1002));
  33
  34   {
  35     employee_set_by_name::key_from_value k=i1.key_extractor();
  36     employee_set_by_name::hasher         h=i1.hash_function();
  37     employee_set_by_name::key_equal      eq=i1.key_eq();
  38
  39     employee_set_by_name::const_iterator it0=i1.equal_range("John").first;
  40     employee_set_by_name::const_iterator it1=it0;++it1;
  41     BOOST_TEST(k(*it0)=="John"&&k(*it1)=="John");
  42     BOOST_TEST(h(k(*it0))==h(k(*it1)));
  43     BOOST_TEST(eq(k(*it0),k(*it1))==true);
  44   }
  45   {
  46     employee_set_by_age::key_from_value k=i2.key_extractor();
  47     employee_set_by_age::key_compare    c=i2.key_comp();
  48     employee_set_by_age::value_compare  vc=i2.value_comp();
  49
  50     employee_set_by_age::const_iterator it0=i2.find(31);
  51     employee_set_by_age::const_iterator it1=i2.find(40);
  52     BOOST_TEST(k(*it0)==31&&k(*it1)==40);
  53     BOOST_TEST(c(k(*it0),k(*it1))==true);
  54     BOOST_TEST(vc(*it0,*it1)==true);
  55   }
  56 }