traintastic/server/test/objectcreatedestroy.cpp

/**
 * server/test/objectcreatedestroy.cpp
 *
 * This file is part of the traintastic test suite.
 *
 * Copyright (C) 2021-2025 Reinder Feenstra
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

#include <catch2/catch_template_test_macros.hpp>
#include "../src/core/eventloop.hpp"
#include "../src/world/world.hpp"
#include "../src/core/method.tpp"
#include "../src/core/objectproperty.tpp"
#include "../src/board/board.hpp"
#include "../src/board/boardlist.hpp"
#include "../src/board/tile/rail/blockrailtile.hpp"
#include "../src/hardware/decoder/list/decoderlist.hpp"
#include "../src/hardware/interface/interfacelist.hpp"
#include "../src/hardware/input/input.hpp"
#include "../src/hardware/input/list/inputlist.hpp"
#include "../src/hardware/output/list/outputlist.hpp"
#include "hardware/interfaces.hpp"
#include "../src/vehicle/rail/railvehiclelist.hpp"
#include "vehicle/rail/railvehicles.hpp"
#include "../src/train/trainlist.hpp"
#include "../src/train/train.hpp"
#include "../src/zone/zonelist.hpp"
#include "../src/zone/zone.hpp"
#include "../src/zone/zoneblocklist.hpp"
#include "../src/zone/blockzonelist.hpp"

TEST_CASE("Create world => destroy world", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());

  world.reset();
  REQUIRE(worldWeak.expired());
}

TEST_CASE("Create world and board => destroy world", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->boards->length == 0);

  std::weak_ptr<Board> boardWeak = world->boards->create();
  REQUIRE_FALSE(boardWeak.expired());
  REQUIRE(boardWeak.lock()->getClassId() == Board::classId);
  REQUIRE(worldWeak.lock()->boards->length == 1);

  world.reset();
  REQUIRE(boardWeak.expired());
  REQUIRE(worldWeak.expired());
}

TEST_CASE("Create world and board => destroy board", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->boards->length == 0);

  std::weak_ptr<Board> boardWeak = world->boards->create();
  REQUIRE_FALSE(boardWeak.expired());
  REQUIRE(worldWeak.lock()->boards->length == 1);

  world->boards->delete_(boardWeak.lock());
  REQUIRE(boardWeak.expired());
  REQUIRE(worldWeak.lock()->boards->length == 0);

  world.reset();
  REQUIRE(worldWeak.expired());
}

TEMPLATE_TEST_CASE("Create world and interface => destroy world", "[object-create-destroy]", INTERFACES)
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());

  std::weak_ptr<TestType> interfaceWeak = std::dynamic_pointer_cast<TestType>(world->interfaces->create(TestType::classId));
  REQUIRE_FALSE(interfaceWeak.expired());
  REQUIRE(interfaceWeak.lock()->getClassId() == TestType::classId);

  world.reset();
  REQUIRE(interfaceWeak.expired());
  REQUIRE(worldWeak.expired());
}

TEMPLATE_TEST_CASE("Create world and interface => destroy interface", "[object-create-destroy]", INTERFACES)
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->interfaces->length == 0);

  std::weak_ptr<TestType> interfaceWeak = std::dynamic_pointer_cast<TestType>(world->interfaces->create(TestType::classId));
  REQUIRE_FALSE(interfaceWeak.expired());
  REQUIRE(worldWeak.lock()->interfaces->length == 1);

  world->interfaces->delete_(interfaceWeak.lock());
  REQUIRE(interfaceWeak.expired());
  REQUIRE(worldWeak.lock()->interfaces->length == 0);

  world.reset();
  REQUIRE(worldWeak.expired());
}

TEST_CASE("Create world, locomotive, decoder and function => destroy world", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());

  std::weak_ptr<Locomotive> locomotiveWeak = std::static_pointer_cast<Locomotive>(world->railVehicles->create(Locomotive::classId));
  REQUIRE_FALSE(locomotiveWeak.expired());
  REQUIRE(locomotiveWeak.lock()->getClassId() == Locomotive::classId);

  std::weak_ptr<Decoder> decoderWeak = locomotiveWeak.lock()->decoder.value();
  REQUIRE_FALSE(decoderWeak.expired());
  REQUIRE(decoderWeak.lock()->getClassId() == Decoder::classId);

  std::weak_ptr<DecoderFunctions> functionsWeak = decoderWeak.lock()->functions->shared_ptr<DecoderFunctions>();
  REQUIRE_FALSE(functionsWeak.expired());

  REQUIRE(functionsWeak.lock()->items.size() == 1);
  std::weak_ptr<DecoderFunction> functionWeak = functionsWeak.lock()->items[0];
  REQUIRE_FALSE(functionWeak.expired());

  world.reset();
  REQUIRE(functionWeak.expired());
  REQUIRE(functionsWeak.expired());
  REQUIRE(decoderWeak.expired());
  REQUIRE(locomotiveWeak.expired());
  REQUIRE(worldWeak.expired());
}

TEST_CASE("Create world, locomotive, decoder and function => destroy locomotive", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->decoders->length == 0);

  std::weak_ptr<Locomotive> locomotiveWeak = std::static_pointer_cast<Locomotive>(world->railVehicles->create(Locomotive::classId));
  REQUIRE_FALSE(locomotiveWeak.expired());
  REQUIRE(world->railVehicles->length == 1);

  std::weak_ptr<Decoder> decoderWeak = locomotiveWeak.lock()->decoder.value();
  REQUIRE_FALSE(decoderWeak.expired());
  REQUIRE(world->decoders->length == 1);

  std::weak_ptr<DecoderFunctions> functionsWeak = decoderWeak.lock()->functions->shared_ptr<DecoderFunctions>();
  REQUIRE_FALSE(functionsWeak.expired());

  REQUIRE(functionsWeak.lock()->items.size() == 1);
  std::weak_ptr<DecoderFunction> functionWeak = functionsWeak.lock()->items[0];
  REQUIRE_FALSE(functionWeak.expired());

  world->railVehicles->delete_(locomotiveWeak.lock());
  REQUIRE(locomotiveWeak.expired());
  REQUIRE(decoderWeak.expired());
  REQUIRE(functionsWeak.expired());
  REQUIRE(functionWeak.expired());
  REQUIRE(world->railVehicles->length == 0);
  REQUIRE(world->decoders->length == 0);

  world.reset();
  REQUIRE(worldWeak.expired());
}

TEST_CASE("Create world, locomotive, decoder and function => delete decoder", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->decoders->length == 0);

  std::weak_ptr<Locomotive> locomotiveWeak = std::static_pointer_cast<Locomotive>(world->railVehicles->create(Locomotive::classId));
  REQUIRE_FALSE(locomotiveWeak.expired());
  REQUIRE(world->railVehicles->length == 1);

  std::weak_ptr<Decoder> decoderWeak = locomotiveWeak.lock()->decoder.value();
  REQUIRE_FALSE(decoderWeak.expired());
  REQUIRE(world->decoders->length == 1);

  std::weak_ptr<DecoderFunctions> functionsWeak = decoderWeak.lock()->functions->shared_ptr<DecoderFunctions>();
  REQUIRE_FALSE(functionsWeak.expired());

  REQUIRE(functionsWeak.lock()->items.size() == 1);
  std::weak_ptr<DecoderFunction> functionWeak = functionsWeak.lock()->items[0];
  REQUIRE_FALSE(functionsWeak.expired());

  locomotiveWeak.lock()->deleteDecoder();
  REQUIRE_FALSE(locomotiveWeak.expired());
  REQUIRE(decoderWeak.expired());
  REQUIRE(functionsWeak.expired());
  REQUIRE(functionWeak.expired());
  REQUIRE_FALSE(locomotiveWeak.lock()->decoder);
  REQUIRE(world->railVehicles->length == 1);
  REQUIRE(world->decoders->length == 0);

  world.reset();
  REQUIRE(locomotiveWeak.expired());
  REQUIRE(worldWeak.expired());
}

TEST_CASE("Create world, locomotive, decoder and function => destroy function", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->decoders->length == 0);

  std::weak_ptr<Locomotive> locomotiveWeak = std::static_pointer_cast<Locomotive>(world->railVehicles->create(Locomotive::classId));
  REQUIRE_FALSE(locomotiveWeak.expired());
  REQUIRE(world->railVehicles->length == 1);

  std::weak_ptr<Decoder> decoderWeak = locomotiveWeak.lock()->decoder.value();
  REQUIRE_FALSE(decoderWeak.expired());
  REQUIRE(worldWeak.lock()->decoders->length == 1);

  std::weak_ptr<DecoderFunctions> functionsWeak = decoderWeak.lock()->functions->shared_ptr<DecoderFunctions>();
  REQUIRE_FALSE(functionsWeak.expired());

  REQUIRE(functionsWeak.lock()->items.size() == 1);
  std::weak_ptr<DecoderFunction> functionWeak = functionsWeak.lock()->items[0];
  REQUIRE_FALSE(functionWeak.expired());

  functionsWeak.lock()->delete_(functionWeak.lock());
  REQUIRE(functionWeak.expired());
  REQUIRE(functionsWeak.lock()->items.empty());

  world.reset();
  REQUIRE(functionsWeak.expired());
  REQUIRE(decoderWeak.expired());
  REQUIRE(locomotiveWeak.expired());
  REQUIRE(worldWeak.expired());
}

TEMPLATE_TEST_CASE("Create world, interface, locomotive and decoder => destroy interface", "[object-create-destroy]", INTERFACES_DECODER)
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->interfaces->length == 0);
  REQUIRE(worldWeak.lock()->decoders->length == 0);

  std::weak_ptr<TestType> interfaceWeak = std::dynamic_pointer_cast<TestType>(world->interfaces->create(TestType::classId));
  REQUIRE_FALSE(interfaceWeak.expired());
  REQUIRE(worldWeak.lock()->interfaces->length == 1);
  REQUIRE(worldWeak.lock()->decoders->length == 0);
  REQUIRE(interfaceWeak.lock()->decoders->length == 0);

  std::weak_ptr<Locomotive> locomotiveWeak = std::static_pointer_cast<Locomotive>(world->railVehicles->create(Locomotive::classId));
  REQUIRE_FALSE(locomotiveWeak.expired());
  REQUIRE(world->railVehicles->length == 1);

  std::weak_ptr<Decoder> decoderWeak = locomotiveWeak.lock()->decoder.value();
  REQUIRE_FALSE(decoderWeak.expired());
  REQUIRE(decoderWeak.lock()->interface.value() == std::dynamic_pointer_cast<DecoderController>(interfaceWeak.lock()));
  REQUIRE(worldWeak.lock()->interfaces->length == 1);
  REQUIRE(worldWeak.lock()->decoders->length == 1);
  REQUIRE(interfaceWeak.lock()->decoders->length == 1);

  world->interfaces->delete_(interfaceWeak.lock());
  REQUIRE(interfaceWeak.expired());
  REQUIRE_FALSE(decoderWeak.expired());
  REQUIRE_FALSE(decoderWeak.lock()->interface.value().operator bool());
  REQUIRE(worldWeak.lock()->interfaces->length == 0);
  REQUIRE(worldWeak.lock()->decoders->length == 1);

  world.reset();
  REQUIRE(decoderWeak.expired());
  REQUIRE(locomotiveWeak.expired());
  REQUIRE(worldWeak.expired());
}

TEMPLATE_TEST_CASE("Create world, interface, locomotive and decoder => destroy locomotive", "[object-create-destroy]", INTERFACES_DECODER)
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->interfaces->length == 0);
  REQUIRE(worldWeak.lock()->decoders->length == 0);

  std::weak_ptr<TestType> interfaceWeak = std::dynamic_pointer_cast<TestType>(world->interfaces->create(TestType::classId));
  REQUIRE_FALSE(interfaceWeak.expired());
  REQUIRE(worldWeak.lock()->interfaces->length == 1);
  REQUIRE(worldWeak.lock()->decoders->length == 0);
  REQUIRE(interfaceWeak.lock()->decoders->length == 0);

  std::weak_ptr<Locomotive> locomotiveWeak = std::static_pointer_cast<Locomotive>(world->railVehicles->create(Locomotive::classId));
  REQUIRE_FALSE(locomotiveWeak.expired());
  REQUIRE(world->railVehicles->length == 1);

  std::weak_ptr<Decoder> decoderWeak = locomotiveWeak.lock()->decoder.value();
  REQUIRE_FALSE(decoderWeak.expired());
  REQUIRE(decoderWeak.lock()->interface.value() == std::dynamic_pointer_cast<DecoderController>(interfaceWeak.lock()));
  REQUIRE(worldWeak.lock()->interfaces->length == 1);
  REQUIRE(worldWeak.lock()->decoders->length == 1);
  REQUIRE(interfaceWeak.lock()->decoders->length == 1);

  world->railVehicles->delete_(locomotiveWeak.lock());
  REQUIRE_FALSE(interfaceWeak.expired());
  REQUIRE(locomotiveWeak.expired());
  REQUIRE(decoderWeak.expired());
  REQUIRE(worldWeak.lock()->interfaces->length == 1);
  REQUIRE(worldWeak.lock()->railVehicles->length == 0);
  REQUIRE(worldWeak.lock()->decoders->length == 0);
  REQUIRE(interfaceWeak.lock()->decoders->length == 0);

  world.reset();
  REQUIRE(interfaceWeak.expired());
  REQUIRE(worldWeak.expired());
}

TEMPLATE_TEST_CASE("Create world, interface, locomotive and decoder => delete decoder", "[object-create-destroy]", INTERFACES_DECODER)
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->interfaces->length == 0);
  REQUIRE(worldWeak.lock()->decoders->length == 0);

  std::weak_ptr<TestType> interfaceWeak = std::dynamic_pointer_cast<TestType>(world->interfaces->create(TestType::classId));
  REQUIRE_FALSE(interfaceWeak.expired());
  REQUIRE(worldWeak.lock()->interfaces->length == 1);
  REQUIRE(worldWeak.lock()->decoders->length == 0);
  REQUIRE(interfaceWeak.lock()->decoders->length == 0);

  std::weak_ptr<Locomotive> locomotiveWeak = std::static_pointer_cast<Locomotive>(world->railVehicles->create(Locomotive::classId));
  REQUIRE_FALSE(locomotiveWeak.expired());
  REQUIRE(world->railVehicles->length == 1);

  std::weak_ptr<Decoder> decoderWeak = locomotiveWeak.lock()->decoder.value();
  REQUIRE_FALSE(decoderWeak.expired());
  REQUIRE(decoderWeak.lock()->interface.value() == std::dynamic_pointer_cast<DecoderController>(interfaceWeak.lock()));
  REQUIRE(worldWeak.lock()->interfaces->length == 1);
  REQUIRE(worldWeak.lock()->decoders->length == 1);
  REQUIRE(interfaceWeak.lock()->decoders->length == 1);

  locomotiveWeak.lock()->deleteDecoder();
  REQUIRE_FALSE(locomotiveWeak.lock()->decoder.value());
  REQUIRE_FALSE(interfaceWeak.expired());
  REQUIRE(decoderWeak.expired());
  REQUIRE(worldWeak.lock()->interfaces->length == 1);
  REQUIRE(worldWeak.lock()->decoders->length == 0);
  REQUIRE(interfaceWeak.lock()->decoders->length == 0);

  world.reset();
  REQUIRE(locomotiveWeak.expired());
  REQUIRE(interfaceWeak.expired());
  REQUIRE(worldWeak.expired());
}

TEMPLATE_TEST_CASE("Create world and rail vehicle => destroy world", "[object-create-destroy]", RAIL_VEHICLES)
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());

  std::weak_ptr<TestType> railVehicleWeak = std::dynamic_pointer_cast<TestType>(world->railVehicles->create(TestType::classId));
  REQUIRE_FALSE(railVehicleWeak.expired());
  REQUIRE(railVehicleWeak.lock()->getClassId() == TestType::classId);

  world.reset();
  REQUIRE(railVehicleWeak.expired());
  REQUIRE(worldWeak.expired());
}

TEMPLATE_TEST_CASE("Create world and rail vehicle => destroy rail vehicle", "[object-create-destroy]", RAIL_VEHICLES)
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->railVehicles->length == 0);

  std::weak_ptr<TestType> railVehicleWeak = std::dynamic_pointer_cast<TestType>(world->railVehicles->create(TestType::classId));
  REQUIRE_FALSE(railVehicleWeak.expired());
  REQUIRE(worldWeak.lock()->railVehicles->length == 1);

  world->railVehicles->delete_(railVehicleWeak.lock());
  REQUIRE(railVehicleWeak.expired());
  REQUIRE(worldWeak.lock()->railVehicles->length == 0);

  world.reset();
  REQUIRE(worldWeak.expired());
}

TEST_CASE("Create world and train => destroy world", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->trains->length == 0);

  std::weak_ptr<Train> trainWeak = world->trains->create();
  REQUIRE_FALSE(trainWeak.expired());
  REQUIRE(trainWeak.lock()->getClassId() == Train::classId);
  REQUIRE(worldWeak.lock()->trains->length == 1);

  world.reset();
  REQUIRE(trainWeak.expired());
  REQUIRE(worldWeak.expired());
}

TEST_CASE("Create world and train => destroy train", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->boards->length == 0);

  std::weak_ptr<Train> trainWeak = world->trains->create();
  REQUIRE_FALSE(trainWeak.expired());
  REQUIRE(worldWeak.lock()->trains->length == 1);

  world->trains->delete_(trainWeak.lock());
  REQUIRE(trainWeak.expired());
  REQUIRE(worldWeak.lock()->trains->length == 0);

  world.reset();
  REQUIRE(worldWeak.expired());
}

TEST_CASE("Create world and zone => destroy world", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());

  std::weak_ptr<Zone> zoneWeak = world->zones->create();
  REQUIRE_FALSE(zoneWeak.expired());
  REQUIRE(zoneWeak.lock()->getClassId() == Zone::classId);

  world.reset();
  REQUIRE(zoneWeak.expired());
  REQUIRE(worldWeak.expired());
}

TEST_CASE("Create world and zone => destroy zone", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->zones->length == 0);

  std::weak_ptr<Zone> zoneWeak = world->zones->create();
  REQUIRE_FALSE(zoneWeak.expired());
  REQUIRE(worldWeak.lock()->zones->length == 1);

  world->zones->delete_(zoneWeak.lock());
  REQUIRE(zoneWeak.expired());
  REQUIRE(worldWeak.lock()->zones->length == 0);

  world.reset();
  REQUIRE(worldWeak.expired());
}

TEST_CASE("Create world, board, block and zone => destroy world", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->boards->length == 0);
  REQUIRE(worldWeak.lock()->zones->length == 0);

  std::weak_ptr<Board> boardWeak = world->boards->create();
  REQUIRE_FALSE(boardWeak.expired());
  REQUIRE(worldWeak.lock()->boards->length == 1);

  REQUIRE(boardWeak.lock()->addTile(0, 0, TileRotate::Deg0, BlockRailTile::classId, false));
  std::weak_ptr<BlockRailTile> blockWeak = std::dynamic_pointer_cast<BlockRailTile>(boardWeak.lock()->getTile({0, 0}));
  REQUIRE_FALSE(blockWeak.expired());

  std::weak_ptr<Zone> zoneWeak = world->zones->create();
  REQUIRE_FALSE(zoneWeak.expired());
  REQUIRE(worldWeak.lock()->zones->length == 1);

  REQUIRE(blockWeak.lock()->zones->length == 0);
  REQUIRE(zoneWeak.lock()->blocks->length == 0);
  zoneWeak.lock()->blocks->add(blockWeak.lock());
  REQUIRE(blockWeak.lock()->zones->length == 1);
  REQUIRE(blockWeak.lock()->zones->front() == zoneWeak.lock());
  REQUIRE(zoneWeak.lock()->blocks->length == 1);
  REQUIRE(zoneWeak.lock()->blocks->front() == blockWeak.lock());

  world.reset();
  REQUIRE(blockWeak.expired());
  REQUIRE(boardWeak.expired());
  REQUIRE(zoneWeak.expired());
  REQUIRE(worldWeak.expired());
}

TEST_CASE("Create world, board, block and zone => destroy board", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->boards->length == 0);
  REQUIRE(worldWeak.lock()->zones->length == 0);

  std::weak_ptr<Board> boardWeak = world->boards->create();
  REQUIRE_FALSE(boardWeak.expired());
  REQUIRE(worldWeak.lock()->boards->length == 1);

  REQUIRE(boardWeak.lock()->addTile(0, 0, TileRotate::Deg0, BlockRailTile::classId, false));
  std::weak_ptr<BlockRailTile> blockWeak = std::dynamic_pointer_cast<BlockRailTile>(boardWeak.lock()->getTile({0, 0}));
  REQUIRE_FALSE(blockWeak.expired());

  std::weak_ptr<Zone> zoneWeak = world->zones->create();
  REQUIRE_FALSE(zoneWeak.expired());
  REQUIRE(worldWeak.lock()->zones->length == 1);

  REQUIRE(blockWeak.lock()->zones->length == 0);
  REQUIRE(zoneWeak.lock()->blocks->length == 0);
  zoneWeak.lock()->blocks->add(blockWeak.lock());
  REQUIRE(blockWeak.lock()->zones->length == 1);
  REQUIRE(blockWeak.lock()->zones->front() == zoneWeak.lock());
  REQUIRE(zoneWeak.lock()->blocks->length == 1);
  REQUIRE(zoneWeak.lock()->blocks->front() == blockWeak.lock());

  world->boards->delete_(boardWeak.lock());
  REQUIRE(blockWeak.expired());
  REQUIRE(boardWeak.expired());
  REQUIRE_FALSE(zoneWeak.expired());
  REQUIRE(zoneWeak.lock()->blocks->length == 0);
  REQUIRE_FALSE(worldWeak.expired());

  world.reset();
  REQUIRE(zoneWeak.expired());
  REQUIRE(worldWeak.expired());
}

TEST_CASE("Create world, board, block and zone => destroy block", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->boards->length == 0);
  REQUIRE(worldWeak.lock()->zones->length == 0);

  std::weak_ptr<Board> boardWeak = world->boards->create();
  REQUIRE_FALSE(boardWeak.expired());
  REQUIRE(worldWeak.lock()->boards->length == 1);

  REQUIRE(boardWeak.lock()->addTile(0, 0, TileRotate::Deg0, BlockRailTile::classId, false));
  std::weak_ptr<BlockRailTile> blockWeak = std::dynamic_pointer_cast<BlockRailTile>(boardWeak.lock()->getTile({0, 0}));
  REQUIRE_FALSE(blockWeak.expired());

  std::weak_ptr<Zone> zoneWeak = world->zones->create();
  REQUIRE_FALSE(zoneWeak.expired());
  REQUIRE(worldWeak.lock()->zones->length == 1);

  REQUIRE(blockWeak.lock()->zones->length == 0);
  REQUIRE(zoneWeak.lock()->blocks->length == 0);
  zoneWeak.lock()->blocks->add(blockWeak.lock());
  REQUIRE(blockWeak.lock()->zones->length == 1);
  REQUIRE(blockWeak.lock()->zones->front() == zoneWeak.lock());
  REQUIRE(zoneWeak.lock()->blocks->length == 1);
  REQUIRE(zoneWeak.lock()->blocks->front() == blockWeak.lock());

  REQUIRE(boardWeak.lock()->deleteTile(0, 0));
  REQUIRE(blockWeak.expired());
  REQUIRE_FALSE(boardWeak.expired());
  REQUIRE_FALSE(zoneWeak.expired());
  REQUIRE(zoneWeak.lock()->blocks->length == 0);
  REQUIRE_FALSE(worldWeak.expired());

  world.reset();
  REQUIRE(boardWeak.expired());
  REQUIRE(zoneWeak.expired());
  REQUIRE(worldWeak.expired());
}

TEST_CASE("Create world, board, block and zone => destroy zone", "[object-create-destroy]")
{
  EventLoop::reset();

  auto world = World::create();
  std::weak_ptr<World> worldWeak = world;
  REQUIRE_FALSE(worldWeak.expired());
  REQUIRE(worldWeak.lock()->boards->length == 0);
  REQUIRE(worldWeak.lock()->zones->length == 0);

  std::weak_ptr<Board> boardWeak = world->boards->create();
  REQUIRE_FALSE(boardWeak.expired());
  REQUIRE(worldWeak.lock()->boards->length == 1);

  REQUIRE(boardWeak.lock()->addTile(0, 0, TileRotate::Deg0, BlockRailTile::classId, false));
  std::weak_ptr<BlockRailTile> blockWeak = std::dynamic_pointer_cast<BlockRailTile>(boardWeak.lock()->getTile({0, 0}));
  REQUIRE_FALSE(blockWeak.expired());

  std::weak_ptr<Zone> zoneWeak = world->zones->create();
  REQUIRE_FALSE(zoneWeak.expired());
  REQUIRE(worldWeak.lock()->zones->length == 1);

  REQUIRE(blockWeak.lock()->zones->length == 0);
  REQUIRE(zoneWeak.lock()->blocks->length == 0);
  zoneWeak.lock()->blocks->add(blockWeak.lock());
  REQUIRE(blockWeak.lock()->zones->length == 1);
  REQUIRE(blockWeak.lock()->zones->front() == zoneWeak.lock());
  REQUIRE(zoneWeak.lock()->blocks->length == 1);
  REQUIRE(zoneWeak.lock()->blocks->front() == blockWeak.lock());

  world->zones->delete_(zoneWeak.lock());
  REQUIRE(zoneWeak.expired());
  REQUIRE_FALSE(blockWeak.expired());
  REQUIRE(blockWeak.lock()->zones->length == 0);
  REQUIRE_FALSE(boardWeak.expired());
  REQUIRE_FALSE(worldWeak.expired());

  world.reset();
  REQUIRE(blockWeak.expired());
  REQUIRE(boardWeak.expired());
  REQUIRE(worldWeak.expired());
}