src/kernel/routing/FatTreeZone_test.cpp

   1 /* Copyright (c) 2017-2021. The SimGrid Team. All rights reserved.               */
   2
   3 /* This program is free software; you can redistribute it and/or modify it
   4  * under the terms of the license (GNU LGPL) which comes with this package. */
   5
   6 #include "catch.hpp"
   7
   8 #include "simgrid/kernel/routing/FatTreeZone.hpp"
   9 #include "simgrid/kernel/routing/NetPoint.hpp"
  10 #include "simgrid/s4u/Engine.hpp"
  11 #include "simgrid/s4u/Host.hpp"
  12 #include "simgrid/s4u/NetZone.hpp"
  13
  14 namespace {
  15 class EngineWrapper {
  16 public:
  17   explicit EngineWrapper(std::string name) : argv(&name[0]), e(&argc, &argv) {}
  18   int argc = 1;
  19   char* argv;
  20   simgrid::s4u::Engine e;
  21 };
  22
  23 std::pair<simgrid::kernel::routing::NetPoint*, simgrid::kernel::routing::NetPoint*>
  24 create_host(simgrid::s4u::NetZone* zone, const std::vector<unsigned int>& coord, int id)
  25 {
  26   const simgrid::s4u::Host* host = zone->create_host(std::to_string(id), 1e9)->seal();
  27   return std::make_pair(host->get_netpoint(), nullptr);
  28 }
  29 } // namespace
  30
  31 TEST_CASE("kernel::routing::FatTreeZone: Creating Zone", "")
  32 {
  33   using namespace simgrid::s4u;
  34   EngineWrapper e("test");
  35   REQUIRE(create_fatTree_zone("test", e.e.get_netzone_root(), {2, {4, 4}, {1, 2}, {1, 2}}, 1e9, 10,
  36                               simgrid::s4u::Link::SharingPolicy::SHARED, create_host));
  37 }
  38
  39 TEST_CASE("kernel::routing::FatTreeZone: Invalid params", "")
  40 {
  41   using namespace simgrid::s4u;
  42   EngineWrapper e("test");
  43
  44   SECTION("0 levels")
  45   {
  46     REQUIRE_THROWS_AS(create_fatTree_zone("test", e.e.get_netzone_root(), {0, {4, 4}, {1, 2}, {1, 2}}, 1e9, 10,
  47                                           simgrid::s4u::Link::SharingPolicy::SHARED, create_host),
  48                       std::invalid_argument);
  49   }
  50
  51   SECTION("Invalid down links")
  52   {
  53     REQUIRE_THROWS_AS(create_fatTree_zone("test", e.e.get_netzone_root(), {2, {4}, {1, 2}, {1, 2}}, 1e9, 10,
  54                                           simgrid::s4u::Link::SharingPolicy::SHARED, create_host),
  55                       std::invalid_argument);
  56   }
  57
  58   SECTION("Invalid up links")
  59   {
  60     REQUIRE_THROWS_AS(create_fatTree_zone("test", e.e.get_netzone_root(), {2, {4, 4}, {1}, {1, 2}}, 1e9, 10,
  61                                           simgrid::s4u::Link::SharingPolicy::SHARED, create_host),
  62                       std::invalid_argument);
  63   }
  64
  65   SECTION("Invalid link count")
  66   {
  67     REQUIRE_THROWS_AS(create_fatTree_zone("test", e.e.get_netzone_root(), {2, {4, 4}, {1, 2}, {1}}, 1e9, 10,
  68                                           simgrid::s4u::Link::SharingPolicy::SHARED, create_host),
  69                       std::invalid_argument);
  70   }
  71
  72   SECTION("Down links with zeroes")
  73   {
  74     REQUIRE_THROWS_AS(create_fatTree_zone("test", e.e.get_netzone_root(), {2, {4, 0}, {1, 2}, {1, 2}}, 1e9, 10,
  75                                           simgrid::s4u::Link::SharingPolicy::SHARED, create_host),
  76                       std::invalid_argument);
  77   }
  78
  79   SECTION("Up links with zeroes")
  80   {
  81     REQUIRE_THROWS_AS(create_fatTree_zone("test", e.e.get_netzone_root(), {2, {4, 4}, {0, 2}, {1, 2}}, 1e9, 10,
  82                                           simgrid::s4u::Link::SharingPolicy::SHARED, create_host),
  83                       std::invalid_argument);
  84   }
  85
  86   SECTION("Link count with zeroes")
  87   {
  88     REQUIRE_THROWS_AS(create_fatTree_zone("test", e.e.get_netzone_root(), {2, {4, 4}, {1, 2}, {1, 0}}, 1e9, 10,
  89                                           simgrid::s4u::Link::SharingPolicy::SHARED, create_host),
  90                       std::invalid_argument);
  91   }
  92
  93   SECTION("0 bandwidth")
  94   {
  95     REQUIRE_THROWS_AS(create_fatTree_zone("test", e.e.get_netzone_root(), {2, {4, 4}, {1, 2}, {1, 2}}, 0, 10,
  96                                           simgrid::s4u::Link::SharingPolicy::SHARED, create_host),
  97                       std::invalid_argument);
  98   }
  99
 100   SECTION("Negative latency")
 101   {
 102     REQUIRE_THROWS_AS(create_fatTree_zone("test", e.e.get_netzone_root(), {2, {4, 4}, {1, 2}, {1, 2}}, 1e9, -10,
 103                                           simgrid::s4u::Link::SharingPolicy::SHARED, create_host),
 104                       std::invalid_argument);
 105   }
 106 }