ceph/src/boost/libs/smart_ptr/test/lsp_owner_before_test.cpp

   1 // Copyright 2020 Peter Dimov
   2 // Distributed under the Boost Software License, Version 1.0.
   3 // https://www.boost.org/LICENSE_1_0.txt
   4
   5 #include <boost/smart_ptr/local_shared_ptr.hpp>
   6 #include <boost/core/lightweight_test.hpp>
   7
   8 int main()
   9 {
  10     {
  11         boost::local_shared_ptr<int> p1( new int );
  12         boost::local_shared_ptr<int> p2( p1 );
  13
  14         BOOST_TEST( !p1.owner_before( p2 ) );
  15         BOOST_TEST( !p2.owner_before( p1 ) );
  16
  17         boost::local_shared_ptr<int> p3( new int );
  18
  19         BOOST_TEST( p1.owner_before( p3 ) || p3.owner_before( p1 ) );
  20
  21         boost::local_shared_ptr<int> p4;
  22         boost::local_shared_ptr<int> p5;
  23
  24         BOOST_TEST( !p4.owner_before( p5 ) );
  25         BOOST_TEST( !p5.owner_before( p4 ) );
  26
  27         BOOST_TEST( p4.owner_before( p3 ) || p3.owner_before( p4 ) );
  28
  29         boost::local_shared_ptr<int> p6( static_cast<int*>(0) );
  30
  31         BOOST_TEST( p4.owner_before( p6 ) || p6.owner_before( p4 ) );
  32
  33         boost::local_shared_ptr<void> p7( p1 );
  34
  35         BOOST_TEST( !p1.owner_before( p7 ) );
  36         BOOST_TEST( !p7.owner_before( p1 ) );
  37
  38         boost::local_shared_ptr<void> p8;
  39
  40         BOOST_TEST( p1.owner_before( p8 ) || p8.owner_before( p1 ) );
  41
  42         BOOST_TEST( !p4.owner_before( p8 ) );
  43         BOOST_TEST( !p8.owner_before( p4 ) );
  44 /*
  45         boost::local_weak_ptr<int> q1( p1 );
  46
  47         BOOST_TEST( !p1.owner_before( q1 ) );
  48         BOOST_TEST( !q1.owner_before( p1 ) );
  49
  50         boost::local_weak_ptr<int> q2( p1 );
  51
  52         BOOST_TEST( !q1.owner_before( q2 ) );
  53         BOOST_TEST( !q2.owner_before( q1 ) );
  54
  55         boost::local_weak_ptr<int> q3( p3 );
  56
  57         BOOST_TEST( p1.owner_before( q3 ) || q3.owner_before( p1 ) );
  58         BOOST_TEST( q1.owner_before( q3 ) || q3.owner_before( q1 ) );
  59
  60         boost::local_weak_ptr<int> q4;
  61
  62         BOOST_TEST( !p4.owner_before( q4 ) );
  63         BOOST_TEST( !q4.owner_before( p4 ) );
  64
  65         BOOST_TEST( q1.owner_before( q4 ) || q4.owner_before( q1 ) );
  66
  67         boost::local_weak_ptr<void> q5;
  68
  69         BOOST_TEST( !q4.owner_before( q5 ) );
  70         BOOST_TEST( !q5.owner_before( q4 ) );
  71
  72         boost::local_weak_ptr<void> q7( p7 );
  73
  74         BOOST_TEST( !p1.owner_before( q7 ) );
  75         BOOST_TEST( !q7.owner_before( p1 ) );
  76
  77         BOOST_TEST( !q1.owner_before( q7 ) );
  78         BOOST_TEST( !q7.owner_before( q1 ) );
  79
  80         p1.reset();
  81         p2.reset();
  82         p3.reset();
  83         p7.reset();
  84
  85         BOOST_TEST( q1.expired() );
  86         BOOST_TEST( q2.expired() );
  87         BOOST_TEST( q3.expired() );
  88         BOOST_TEST( q7.expired() );
  89
  90         BOOST_TEST( !q1.owner_before( q2 ) );
  91         BOOST_TEST( !q2.owner_before( q1 ) );
  92
  93         BOOST_TEST( !q1.owner_before( q7 ) );
  94         BOOST_TEST( !q7.owner_before( q1 ) );
  95
  96         BOOST_TEST( q1.owner_before( q3 ) || q3.owner_before( q1 ) );
  97
  98         BOOST_TEST( q1.owner_before( q4 ) || q4.owner_before( q1 ) );
  99 */
 100     }
 101
 102     return boost::report_errors();
 103 }