Refactor 2-D board array to 1-D array

src/main/java/Gameboard.java

@@ -1,8 +1,8 @@
 public class Gameboard {
-    int[][] board;
+    int[] board;
 
     public Gameboard() {
-        board = new int[11][11];
+        board = new int[11];
     }
 
 }

src/test/java/GameboardTest.java

@@ -2,6 +2,11 @@ import static org.assertj.core.api.Assertions.*;
 
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+
+import java.util.stream.Stream;
 
 public class GameboardTest {
 
@@ -14,23 +19,22 @@ public class GameboardTest {
 
     @Test
     void checkGameboardSize() {
-        String expectedResult = "11, 11";
-        String currentResult = "" + gb.board.length + ", " + gb.board[0].length;
+        String expectedResult = "11";
+        String currentResult = "" + gb.board.length;
 
         assertThat(currentResult).describedAs("Dimensions").isEqualTo(expectedResult);
     }
 
     @Test
     void checkGameboardFilled() {
-        int[][] expectedGameboard = new int[11][11];
+        int[] expectedGameboard = new int[11];
         for(int i = 0; i < expectedGameboard.length; i++) {
-            for(int j = 0; j < expectedGameboard[0].length; j++) {
-                expectedGameboard[i][j] = 0;
-            }
+                expectedGameboard[i] = 0;
         }
-        int [][] givenGameboard = gb.board;
+        int [] givenGameboard = gb.board;
 
         assertThat(givenGameboard).describedAs("Initial Gameboard").isEqualTo(expectedGameboard);
     }
 
+
 }