Brought over a bunch of code from the roguelike and now will use it to generate a random map.

tests/save.cpp

@@ -0,0 +1,103 @@
+#include <catch2/catch_test_macros.hpp>
+#include <fmt/core.h>
+#include <string>
+#include "dinkyecs.hpp"
+#include "components.hpp"
+#include "save.hpp"
+#include <optional>
+#include <iostream>
+#include "map.hpp"
+#include "worldbuilder.hpp"
+#include "tser.hpp"
+
+using namespace fmt;
+using std::string;
+using namespace components;
+
+
+enum class Item : char {
+  RADAR = 'R',
+  TRAP = 'T',
+  ORE = 'O'
+};
+
+struct Pixel {
+  int x = 0;
+  int y = 0;
+
+  DEFINE_SERIALIZABLE(Pixel, x, y);
+};
+
+struct Robot {
+  Pixel point;
+  std::wstring name;
+  std::optional<Item> item;
+
+  DEFINE_SERIALIZABLE(Robot, point, name, item);
+};
+
+
+TEST_CASE("test using tser for serialization", "[config]") {
+  auto robot = Robot{ Pixel{3,4}, L"BIG NAME", Item::RADAR};
+
+  tser::BinaryArchive archive;
+  archive.save(robot);
+  std::string_view archive_view = archive.get_buffer();
+
+  tser::BinaryArchive archive2(0);
+  archive2.initialize(archive_view);
+  auto loadedRobot = archive2.load<Robot>();
+
+  REQUIRE(loadedRobot.point.x == robot.point.x);
+  REQUIRE(loadedRobot.point.y == robot.point.y);
+  REQUIRE(loadedRobot.name == robot.name);
+  REQUIRE(loadedRobot.item == robot.item);
+}
+
+TEST_CASE("basic save a world", "[save]") {
+  DinkyECS::World world;
+  Map map(20, 20);
+  WorldBuilder builder(map);
+  builder.generate_map();
+
+  // configure a player as a fact of the world
+  Player player{world.entity()};
+  world.set_the<Player>(player);
+
+  world.set<Position>(player.entity, {10,10});
+  world.set<Motion>(player.entity, {0, 0});
+  world.set<Combat>(player.entity, {100, 10});
+  world.set<Tile>(player.entity, {"@"});
+  world.set<Inventory>(player.entity, {102});
+
+  save::to_file("./savetest.world", world, map);
+
+  DinkyECS::World in_world;
+  Map in_map(0, 0); // this will be changed on load
+  save::from_file("./savetest.world", in_world, in_map);
+
+  Position &position1 = world.get<Position>(player.entity);
+  Position &position2 = in_world.get<Position>(player.entity);
+  REQUIRE(position1.location.x == position2.location.x);
+  REQUIRE(position1.location.y == position2.location.y);
+
+  Combat &combat1 = world.get<Combat>(player.entity);
+  Combat &combat2 = in_world.get<Combat>(player.entity);
+  REQUIRE(combat1.hp == combat2.hp);
+
+  Motion &motion1 = world.get<Motion>(player.entity);
+  Motion &motion2 = in_world.get<Motion>(player.entity);
+  REQUIRE(motion1.dx == motion2.dx);
+  REQUIRE(motion1.dy == motion2.dy);
+
+  Tile &tile1 = world.get<Tile>(player.entity);
+  Tile &tile2 = in_world.get<Tile>(player.entity);
+  REQUIRE(tile1.chr == tile2.chr);
+
+  REQUIRE(map.width() == in_map.width());
+  REQUIRE(map.height() == in_map.height());
+  REQUIRE(map.$walls == in_map.$walls);
+
+  Inventory &inv = world.get<Inventory>(player.entity);
+  REQUIRE(inv.gold == 102);
+}