small reformat

src/abstractions/Node.java

@@ -1,12 +1,12 @@
-package graph;
+package abstractions;
 
 import java.util.ArrayList;
 import java.util.List;
 
 public abstract class Node<T extends Comparable<T>> {
+    protected final List<Node<T>> children;
     protected T value;
     protected Node<T> parent;
-    protected final List<Node<T>> children;
 
     public Node(Node<T> parent, T value) {
         this.value = value;

src/abstractions/Tree.java

@@ -1,4 +1,4 @@
-package graph;
+package abstractions;
 
 import java.util.ArrayList;
 import java.util.HashSet;
@@ -28,8 +28,12 @@ public abstract class Tree<T extends Comparable<T>> {
     }
 
     public abstract Node<T> addNode(T value);
+
     public abstract boolean removeNode(T value);
+
     public abstract boolean removeNode(Node<T> n);
+
     public abstract Node<T> findNode(T value);
+
     public abstract String toString();
 }

src/binarytree/BinaryTree.java

@@ -1,7 +1,7 @@
 package binarytree;
 
-import graph.Node;
+import abstractions.Node;
-import graph.Tree;
+import abstractions.Tree;
 
 import java.util.ArrayDeque;
 import java.util.ArrayList;

src/binarytree/BinaryTreeNode.java

@@ -1,6 +1,6 @@
 package binarytree;
 
-import graph.Node;
+import abstractions.Node;
 
 import java.util.Random;
 

tests/BinaryTreeTests.java

@@ -1,6 +1,6 @@
 import binarytree.BinaryTree;
 import binarytree.BinaryTreeNode;
-import graph.Node;
+import abstractions.Node;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
@@ -36,11 +36,6 @@ public class BinaryTreeTests {
         Assert.assertEquals(4, tree.getSize());
     }
 
-    @Test
-    public void testAddition3() {
-        Node<Integer> n1 = new BinaryTreeNode<>(null, 1);
-    }
-
     @Test
     public void testRemoval() {
         tree.addNode(1);