src/main/java/MapGenerator.java

@@ -0,0 +1,46 @@
+import java.util.Random;
+public class MapGenerator {
+    private int x;
+    private int y;
+    private World gameWorld;
+
+    public MapGenerator(int x, int y) {
+        this.x = x;
+        this.y = y;
+        if (x <= 0 || y <= 0) {
+            throw new IllegalArgumentException("X and Y coordinates must be positive");
+        }
+        this.gameWorld = new World(x, y);
+    }
+
+    public void randomWorldGeneration() {
+        Random rand = new Random();
+        for (int i = 0; i < x; i++) {
+            for (int j = 0; j < y; j++) {
+                int tileDice = rand.nextInt(4);
+                if (tileDice == 0) {
+                    Tile newTile = new Tile("Mountain", 3, "Future development");
+                    gameWorld.addTile(newTile, new Position(i, j));
+                } else if (tileDice == 1) {
+                    Tile newTile = new Tile("plain", 1, "Future development");
+                    gameWorld.addTile(newTile, new Position(i, j));
+                } else if (tileDice == 2) {
+                    Tile newTile = new Tile("Lava", 2, "Future development");
+                    gameWorld.addTile(newTile, new Position(i, j));
+                } else if (tileDice == 3) {
+                    Tile newTile = new Tile("Water", 4, "Future development");
+                    gameWorld.addTile(newTile, new Position(i, j));
+                }
+            }
+        }
+    }
+
+    public void addTile(String name, int staminaCost, String description, Position position) {
+        Tile newTile = new Tile(name, staminaCost, description);
+        gameWorld.addTile(newTile, position);
+    }
+
+    public World getWorld() {
+        return gameWorld;
+    }
+}

src/main/java/World.java

@@ -3,38 +3,54 @@ import java.util.HashMap;
 import java.util.Map;
 import java.util.Random;
 public class World {
-    // Används för att printa mappen.
-    private String[][] map = {
-            {"@","@","@","@","@","@","@","@","@","@","@"},
-            {"@","X","|"," ", "|", " ","|"," ","|"," ","@"},
-            {"@"," ","|"," ", "|", " ","|"," ","|"," ","@"},
-            {"@"," ","|"," ", "|", " ","|"," ","|"," ","@"},
-            {"@"," ","|"," ", "|", " ","|"," ","|"," ","@"},
-            {"@"," ","|"," ", "|", " ","|"," ","|"," ","@"},
-            {"@","@","@","@","@","@","@","@","@","@","@"}
-    };
-    HashMap<Integer, Tile> tileMap = new HashMap<>();
+
+    private HashMap<Position, Tile> tileMap = new HashMap<>();
     private HashMap<Entity, Position> entityMap = new HashMap<>();
-    public final int TILE_SIZE = 25;
+    private String[][] map;
+
+    public World(int x, int y) {
+        this.map = new String[(x * 2) + 1][y + 2];
+        addWorldToMap();
+    }
+
+    private void addWorldToMap() {
+        for (int i = 0; i < map.length; i++) {
+            for (int j = 0; j < map[i].length; j++) {
+                if (i == 0 || j == 0 || i == map.length || j == map[j].length) {
+                    map[i][j] = "@";
+                } else if (j % 2 == 1) {
+                    map[i][j] = " ";
+                } else {
+                    map[i][j] = "|";
+                }
+            }
+        }
+    }
+
+    public void printWorld() {
+        for (Entity e : entityMap.keySet()) {
+            Position pos = entityMap.get(e);
+            if (e instanceof Player) {
+                map[pos.x()][pos.y()] = "X";
+            } /* else if (e instanceof Monster) {
+                map[pos.x()][pos.y()] = "M";
+                */
+        }
+        for (int i = 0; i < map.length; i++) {
+            System.out.println();
+            for (int j = 0; j < map[i].length; j++) {
+                System.out.print(map[i][j]);
+            }
+        }
+    }
+
+
 
     public void addEntityToMap(Entity e) {
         entityMap.put(e, e.getPosition());
     }
-
-    public World() {
-        autoGenerateTiles();
-    }
-
-    private void autoGenerateTiles() {
-        Random rand = new Random();
-        for (int i = 0; i < TILE_SIZE; i++) {
-            int x = rand.nextInt(4);
-        }
-    }
-
-    public void addTile(Tile tile, int xCoordinate, int yCoordinate) {
-        int key = xCoordinate * 10 + yCoordinate;
-        tileMap.put(key, tile);
+    public void addTile(Tile tile, Position pos) {
+        tileMap.put(pos, tile);
     }
     /*
     M in array is monster
@@ -56,10 +72,12 @@ public class World {
     public HashMap<Entity, Position> getEntityList() {
         return entityMap;
     }
+    public HashMap<Position, Tile> getTileMap() {
+        return tileMap;
+    }
 
-    public Tile getTileAtPosition(int xCoordinate, int yCoordinate) {
-        int tileKey = xCoordinate * 10 + yCoordinate;
-        return tileMap.get(tileKey);
+    public Tile getTileAtPosition(Position pos) {
+        return tileMap.get(pos);
     }
 
     public Entity getEntityAtPosition(Position position) {

src/test/java/MapGeneratorTest.java

@@ -0,0 +1,33 @@
+import org.junit.jupiter.api.Test;
+
+import java.util.HashMap;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class MapGeneratorTest {
+    private final int X_FIVE = 5;
+    private final int Y_FIVE = 5;
+    @Test
+    void mapBeingGeneratedTest() {
+        MapGenerator mapGenerate = new MapGenerator(X_FIVE, Y_FIVE);
+        mapGenerate.randomWorldGeneration();
+        World world = mapGenerate.getWorld();
+        HashMap<Position, Tile> map = world.getTileMap();
+        assertEquals(map.size(), X_FIVE * Y_FIVE);
+    }
+    // Valid klass
+    @Test
+    void addTileAtPositionTest() {
+        MapGenerator mapGenerate = new MapGenerator(X_FIVE, Y_FIVE);
+        mapGenerate.addTile("Test", 10, "test description", new Position(2, 2));
+        World testWorld = mapGenerate.getWorld();
+        assertTrue(testWorld.getTileAtPosition(new Position(2, 2)) instanceof Tile);
+        assertFalse(testWorld.getTileAtPosition(new Position(2, 1)) instanceof Tile);
+    }
+    // Invalid klass
+    @Test
+    void negativeCoordinatesTest() {
+        assertThrows(IllegalArgumentException.class, () -> new MapGenerator(-1, 5));
+        assertThrows(IllegalArgumentException.class, () -> new MapGenerator(5, 0));
+    }
+}

src/test/java/WorldTest.java

@@ -5,35 +5,36 @@ import java.util.HashMap;
 
 import static org.junit.jupiter.api.Assertions.*;
 class WorldTest {
-    final int TILE_SIZE = 25;
-    @Test
-    void addTileToMapTest() {
-        World test = new World();
-        Tile tile = new Tile("test", 3, "test");
-        int xCoordinate = 1;
-        int yCoordinate = 1;
-        test.addTile(tile, xCoordinate, yCoordinate);
-        Tile tileTest = test.getTileAtPosition(1, 1);
-        assertEquals(tile, tileTest);
-    }
     @Test
     void addEntityToMapTest() {
-        World test = new World();
+        World test = new World(5, 5);
         Entity character = new Player("Name");
         character.setPosition(new Position(2, 2));
         test.addEntityToMap(character);
     }
     @Test
-    void randomTileGeneratorTest() {
-        World test = new World();
+    void getTileAtPositionTest() {
+        World test = new World(5, 5);
         HashMap<Integer, Tile> tileMap = new HashMap<>();
-        int tileSize = tileMap.size();
-        assertEquals(TILE_SIZE, tileSize);
     }
     @Test
-    void getTileAtPositionTest() {
-        World test = new World();
-        HashMap<Integer, Tile> tileMap = new HashMap<>();
+    void worldCreationTest() {
+        World test = new World(5, 5);
+        String[][] mapTest = test.getMap();
+        int counter = 0;
+        for (int i = 0; i < mapTest.length; i++) {
+            for (int j = 0; j < mapTest[i].length; j++) {
+                counter += 1;
+            }
+        }
+        assertEquals(counter, 5 * 5);
+    }
+    @Test
+    void mapCreationTest() {
+        World test = new World(5, 5);
+        String[][] mapTest = test.getMap();
+        assertEquals(mapTest[1][1], " ");
+        assertEquals(mapTest[1][2], "|");
+        assertEquals(mapTest[0][0], "@");
     }
-
 }