update UnitTest BShipTest

src/test_/java/BShipTest.java

@@ -1,3 +1,9 @@
-class BShipTest {
+import BattleShip.BShip;
+import org.junit.jupiter.api.Test;
 
+class BShipTest {
+    @Test
+    public void testStartGame() {
+        BShip bShip = new BShip();
+    }
 }