Adding bfs to the shortestPathTester

asseight/src/test/java/com/ds/asseight/SearchTest.java

@@ -62,6 +62,8 @@ public class SearchTest {
         ArrayList<String> expected = new ArrayList<>(Arrays.asList(shortestPath));
         ArrayList<String> actual = createGraph().dfs("A", "D");
         assertEquals(expected, actual);
+        actual = createGraph().bfs("A", "D");
+        assertEquals(expected, actual);
     }
 
     /**