libstdc++-v3/testsuite/experimental/net/internet/address/v4/cons.cc

   1 // Copyright (C) 2015-2019 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 3, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING3.  If not see
  16 // <http://www.gnu.org/licenses/>.
  17
  18 // { dg-do run { target c++14 } }
  19 // { dg-add-options net_ts }
  20
  21 #include <experimental/internet>
  22 #include <testsuite_hooks.h>
  23
  24 using std::experimental::net::ip::address_v4;
  25
  26 void
  27 test01()
  28 {
  29   bool test __attribute__((unused)) = false;
  30
  31   address_v4 a0;
  32   VERIFY( a0.to_uint() == 0 );
  33   VERIFY( a0.to_bytes() == address_v4::bytes_type{} );
  34 }
  35
  36 void
  37 test02()
  38 {
  39   bool test __attribute__((unused)) = false;
  40
  41   address_v4 a0{ address_v4::bytes_type{} };
  42   VERIFY( a0.to_uint() == 0 );
  43   VERIFY( a0.to_bytes() == address_v4::bytes_type{} );
  44
  45   address_v4::bytes_type b1{ 1, 2, 3, 4 };
  46   address_v4 a1{ b1 };
  47   VERIFY( a1.to_uint() == ntohl((1 << 24) | (2 << 16) | (3 << 8) | 4) );
  48   VERIFY( a1.to_bytes() == b1 );
  49 }
  50
  51 void
  52 test03()
  53 {
  54   bool test __attribute__((unused)) = false;
  55
  56   address_v4 a0{ 0u };
  57   VERIFY( a0.to_uint() == 0 );
  58   VERIFY( a0.to_bytes() == address_v4::bytes_type{} );
  59
  60   address_v4::uint_type u1 = ntohl((5 << 24) | (6 << 16) | (7 << 8) | 8);
  61   address_v4 a1{ u1 };
  62   VERIFY( a1.to_uint() == u1 );
  63   VERIFY( a1.to_bytes() == address_v4::bytes_type( 5, 6, 7, 8 ) );
  64 }
  65
  66 int
  67 main()
  68 {
  69   test01();
  70   test02();
  71   test03();
  72 }