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treedatastructure/src/main/java/com/github/adriankuta/datastructure/tree/TreeNode.kt

@@ -41,6 +41,7 @@ open class TreeNode<T>(val value: T) : Iterable<TreeNode<T>>, ChildDeclarationIn
      * @return `true` if the node has been successfully removed; `false` if it was not present in the tree.
      */
     fun removeChild(child: TreeNode<T>): Boolean {
+        println(child.value)
         val removed = child._parent?._children?.remove(child)
         child._parent = null
         return removed ?: false

treedatastructure/src/test/java/com/github/adriankuta/datastructure/tree/TreeNodeTest.kt

@@ -43,7 +43,8 @@ class TreeNodeTest {
                     "│   └── Milk Shake\n" +
                     "└── Curd\n" +
                     "    ├── yogurt\n" +
-                    "    └── lassi\n", root.toString()
+                    "    └── lassi\n",
+            root.prettyString()
         )
 
         println("Remove: ${curdNode.value}")
@@ -56,7 +57,8 @@ class TreeNodeTest {
                     "    ├── tea\n" +
                     "    │   └── normal tea\n" +
                     "    ├── coffee\n" +
-                    "    └── Milk Shake\n", root.toString()
+                    "    └── Milk Shake\n",
+            root.prettyString()
         )
     }