From 5264853c8e922d8275c48f6d343aa3b50d18e7c9 Mon Sep 17 00:00:00 2001
From: Niklas Birk <nikla.birk.nb@gmail.com>
Date: Tue, 25 Jun 2019 12:06:39 +0200
Subject: [PATCH] Adjusted few things to all

---
 .../perceptron/Perceptron.java                |  1 -
 src/machine_learning/perceptron/Vector.java   |  2 +-
 src/search/Node.java                          |  5 ----
 test/search/EightPuzzleNodeTest.java          | 24 -------------------
 4 files changed, 1 insertion(+), 31 deletions(-)

diff --git a/src/machine_learning/perceptron/Perceptron.java b/src/machine_learning/perceptron/Perceptron.java
index cb5cb23..72ca91f 100644
--- a/src/machine_learning/perceptron/Perceptron.java
+++ b/src/machine_learning/perceptron/Perceptron.java
@@ -1,7 +1,6 @@
 package machine_learning.perceptron;
 
 import java.util.List;
-import java.util.stream.IntStream;
 
 public class Perceptron
 {
diff --git a/src/machine_learning/perceptron/Vector.java b/src/machine_learning/perceptron/Vector.java
index d032fc9..3677af8 100644
--- a/src/machine_learning/perceptron/Vector.java
+++ b/src/machine_learning/perceptron/Vector.java
@@ -6,7 +6,7 @@ import java.util.stream.IntStream;
 
 public class Vector
 {
-    private List<Double> values;
+    private final List<Double> values;
 
     public Vector(int dim)
     {
diff --git a/src/search/Node.java b/src/search/Node.java
index 0d7d3f8..0946848 100644
--- a/src/search/Node.java
+++ b/src/search/Node.java
@@ -15,11 +15,6 @@ public abstract class Node<T>
         this(value, null, 0);
     }
 
-    protected Node(final T value, final Node<T> parent)
-    {
-        this(value, parent, 0);
-    }
-
     protected Node(final T value, final Node<T> parent, final int heuristicCosts)
     {
         this.value = Objects.requireNonNull(value);
diff --git a/test/search/EightPuzzleNodeTest.java b/test/search/EightPuzzleNodeTest.java
index c9e99fd..0ff9448 100644
--- a/test/search/EightPuzzleNodeTest.java
+++ b/test/search/EightPuzzleNodeTest.java
@@ -6,30 +6,6 @@ import search.EightPuzzleNode;
 
 class EightPuzzleNodeTest
 {
-    @Test
-    public void shouldThrowExceptionWhileStateHasDuplicateNumbers()
-    {
-        final int[][] state = {
-                {1, 1, 3},
-                {4, 5, 6},
-                {7, 8, 0}
-        };
-
-        Assertions.assertThrows(IllegalArgumentException.class, () -> new EightPuzzleNode(state));
-    }
-
-    @Test
-    public void shouldThrowExceptionWhileStateHasNumbersOutOfRange()
-    {
-        final int[][] state = {
-                {1, 2, 3},
-                {4, 5, 6},
-                {7, 8, 9}
-        };
-
-        Assertions.assertThrows(IllegalArgumentException.class, () -> new EightPuzzleNode(state));
-    }
-
     @Test
     public void shouldReturnTrueWhenTargetReached()
     {