Line data    Source code

       1             : /* test_addr_routes.cpp
       2             :  * Copyright (c) 2011-2021  Made to Order Software Corp.  All Rights Reserved
       3             :  *
       4             :  * Project: https://snapwebsites.org/project/libaddr
       5             :  *
       6             :  * Permission is hereby granted, free of charge, to any
       7             :  * person obtaining a copy of this software and
       8             :  * associated documentation files (the "Software"), to
       9             :  * deal in the Software without restriction, including
      10             :  * without limitation the rights to use, copy, modify,
      11             :  * merge, publish, distribute, sublicense, and/or sell
      12             :  * copies of the Software, and to permit persons to whom
      13             :  * the Software is furnished to do so, subject to the
      14             :  * following conditions:
      15             :  *
      16             :  * The above copyright notice and this permission notice
      17             :  * shall be included in all copies or substantial
      18             :  * portions of the Software.
      19             :  *
      20             :  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
      21             :  * ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
      22             :  * LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
      23             :  * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO
      24             :  * EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
      25             :  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
      26             :  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
      27             :  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE
      28             :  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
      29             :  * SOFTWARE.
      30             :  */
      31             : 
      32             : /** \file
      33             :  * \brief Verify the route class a little further.
      34             :  *
      35             :  * This file implements a test that verifies a few additional things
      36             :  * in the route table.
      37             :  */
      38             : 
      39             : // self
      40             : //
      41             : #include    "catch_main.h"
      42             : 
      43             : 
      44             : 
      45             : // addr lib
      46             : //
      47             : #include    "libaddr/route.h"
      48             : 
      49             : 
      50             : // C lib
      51             : //
      52             : #include    <net/if.h>
      53             : #include    <net/route.h>
      54             : 
      55             : 
      56             : // last include
      57             : //
      58             : #include    <snapdev/poison.h>
      59             : 
      60             : 
      61             : 
      62           4 : CATCH_TEST_CASE("ipv4::routes", "[ipv4]")
      63             : {
      64           4 :     CATCH_GIVEN("route::get_ipv4_routes()")
      65             :     {
      66           4 :         addr::route::vector_t routes(addr::route::get_ipv4_routes());
      67           4 :         addr::route::vector_t routes_without_default;
      68             : 
      69           4 :         CATCH_SECTION("verify list")
      70             :         {
      71           1 :             CATCH_REQUIRE_FALSE(routes.empty()); // at least the default route
      72             : 
      73             :             // check a few things
      74             :             //
      75           1 :             bool found_default(false);
      76           1 :             bool found_gateway(false);
      77          11 :             for(auto r : routes)
      78             :             {
      79          10 :                 CATCH_REQUIRE_FALSE(r->get_interface_name().empty());
      80          10 :                 CATCH_REQUIRE(r->get_interface_name().length() < IFNAMSIZ); // IFNAMSIZ includes the '\0' so '<' and not '<='
      81             : 
      82             :                 // at least one flag is not zero
      83          10 :                 int const f(r->get_flags());
      84          20 :                 std::string const flags(r->flags_to_string());
      85             : 
      86          10 :                 CATCH_REQUIRE(f != 0);
      87          10 :                 CATCH_REQUIRE(!flags.empty());
      88             : 
      89          10 :                 if(r->get_destination_address().is_default())
      90             :                 {
      91           1 :                     CATCH_REQUIRE_FALSE(found_default);
      92           1 :                     found_default = true;
      93             : 
      94           1 :                     CATCH_REQUIRE((f & RTF_UP) != 0);
      95             :                 }
      96             :                 else
      97             :                 {
      98           9 :                     routes_without_default.push_back(r);
      99             :                 }
     100             : 
     101          10 :                 if(!r->get_gateway_address().is_default())
     102             :                 {
     103           1 :                     CATCH_REQUIRE_FALSE(found_gateway);
     104           1 :                     found_gateway = true;
     105             : 
     106           1 :                     CATCH_REQUIRE((f & RTF_GATEWAY) != 0);
     107             :                 }
     108             : 
     109             :                 // Not much I can test on the following?
     110             :                 //r->get_flags()
     111          10 :                 CATCH_REQUIRE(r->get_reference_count() >= 0);
     112          10 :                 CATCH_REQUIRE(r->get_use() >= 0);
     113          10 :                 CATCH_REQUIRE(r->get_metric() >= 0);
     114          10 :                 CATCH_REQUIRE(r->get_mtu() >= 0);
     115          10 :                 CATCH_REQUIRE(r->get_window() >= 0);
     116          10 :                 CATCH_REQUIRE(r->get_irtt() >= 0);
     117             :             }
     118           1 :             CATCH_REQUIRE(found_default);
     119           1 :             CATCH_REQUIRE(found_gateway);
     120             :         }
     121             : 
     122           4 :         CATCH_SECTION("verify a search without a default route")
     123             :         {
     124           1 :             CATCH_REQUIRE(find_default_route(routes_without_default) == nullptr);
     125             :         }
     126             :     }
     127           8 : }
     128             : 
     129             : 
     130             : // vim: ts=4 sw=4 et