add tests

src/test/java/de/mannheim/th/chess/domain/GameTest.java

@@ -2,6 +2,7 @@ package de.mannheim.th.chess.domain;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 
+import java.util.Arrays;
 import java.util.List;
 
 import org.junit.jupiter.api.Test;
@@ -24,4 +25,31 @@ public class GameTest {
     assertEquals("a2a4", list.getLast().toString());
 
   }
+
+  @Test
+  void getLegalMoveableSquaresTest() {
+    Game game = new Game();
+    Square square = Square.A2;
+
+    List<Square> controllList = Arrays.asList(Square.A3, Square.A4);
+    assertEquals(controllList, game.getLegalMoveableSquares(square));
+
+    game = new Game("k7/8/8/8/8/8/8/K6N w - - 0 1");
+    square = Square.H1;
+    controllList = Arrays.asList(Square.F2, Square.G3);
+    assertEquals(controllList, game.getLegalMoveableSquares(square));
+  }
+
+  @Test
+  void getAllLegalMoveableSquaresTest() {
+    Game game = new Game();
+
+    List<Square> controllList = Arrays.asList(Square.A2, Square.B2, Square.C2, Square.D2, Square.E2, Square.F2,
+        Square.G2, Square.H2, Square.B1, Square.G1);
+    assertEquals(controllList, game.getAllLegalMoveableSquares());
+
+    game = new Game("k7/8/8/8/8/8/8/K6N w - - 0 1");
+    controllList = Arrays.asList(Square.H1, Square.A1);
+    assertEquals(controllList, game.getAllLegalMoveableSquares());
+  }
 }