removed unnecessary comments

src/main/java/com/zipcodewilmington/phonebook/PhoneBook.java

@@ -6,28 +6,23 @@ import java.util.*;
  */
 public class PhoneBook {
 
-    //instance variable
     private TreeMap<String, ArrayList<String>> treeMap;
 
-
-    // void "no arguments" constructor -creates empty map
     public PhoneBook() {
         this.treeMap= new TreeMap<String, ArrayList<String>>();
     }
 
-    // single argument constructor -type Map -creates new map w/ same key/value mappings as argument
     public PhoneBook(TreeMap treeMap) {
         this.treeMap = treeMap;
     }
 
-    //add a name & number entry, add number
     public void addEntry(String name, ArrayList<String> number) {
         if (!treeMap.containsKey(name)) {
             treeMap.put(name, number);
         }
     }
 
-    //add numbers to existing entries
+
     public void addNumberToEntry(String name, String number) {
         for (Map.Entry<String, ArrayList<String>> entry : treeMap.entrySet()) {
             if (name.equals(entry.getKey())) {
@@ -37,7 +32,7 @@ public class PhoneBook {
         }
     }
 
-    //remove numbers from existing entries
+
     public void removeNumberFromEntry(String name, String number) {
         for (Map.Entry<String, ArrayList<String>> entry : treeMap.entrySet()) {
             if (entry.getKey().equals(name)) {
@@ -48,31 +43,29 @@ public class PhoneBook {
         }
     }
 
-    //remove entire entry
+
     public void removeEntry(String name) {
             treeMap.remove(name);
     }
 
-    //lookup: find phone number from name
+
     public ArrayList<String> lookup(String name) {
         return treeMap.get(name);
     }
 
-    //reverse lookup: find name from number
+
     public String reverseLookup (String number) {
         String name = "";
         for(Map.Entry<String, ArrayList<String>> entry: treeMap.entrySet()) {
             ArrayList<String> value = entry.getValue();
             for(String revnumber: value) {
-                if(number.contains(revnumber)) {
-                    name = entry.getKey();
-                }
+                if(number.contains(revnumber)) name = entry.getKey();
             }
         }
         return name;
     }
 
-    //print out all of the entries in PhoneBook
+
     public String display(){
         StringBuilder printOut = new StringBuilder();
         for(Map.Entry<String, ArrayList<String>> entry: treeMap.entrySet()) {

src/test/java/com/zipcodewilmington/phonebook/PhoneBookTest.java

@@ -2,16 +2,14 @@ package com.zipcodewilmington.phonebook;
 
 import org.junit.Assert;
 import org.junit.Test;
-import sun.nio.cs.ext.SJIS;
-
 import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.TreeMap;
 
 /**
  * Created by leon on 1/23/18.
  */
 public class PhoneBookTest {
+
     @Test
     public void testDefaultConstructor() {
         PhoneBook book = new PhoneBook();
@@ -70,7 +68,6 @@ public class PhoneBookTest {
 
     @Test
     public void testRemoveEntry() {
-
         //Given
         PhoneBook book = new PhoneBook();
         ArrayList<String> bobNumber = new ArrayList<String>(Arrays.asList("302-555-2222","302-555-3456"));
@@ -86,7 +83,6 @@ public class PhoneBookTest {
 
     @Test
     public void testLookup(){
-        //To test if lookup returns all of the person's phone numbers
         //Given
         PhoneBook book = new PhoneBook();
         ArrayList<String> expectedNumber = new ArrayList<String>(Arrays.asList("302-555-2223","302-555-3456"));
@@ -99,7 +95,6 @@ public class PhoneBookTest {
 
     @Test
     public void testLookup2(){
-        //To test if lookup picks out the right person when there are multiple entries
         //Given
         PhoneBook book = new PhoneBook();
         ArrayList<String> bobNumber = new ArrayList<String>(Arrays.asList("302-555-2223"));
@@ -115,7 +110,6 @@ public class PhoneBookTest {
 
     @Test
     public void testreverseLookup(){
-        // to test if right person is returned when searching by one of multiple phone numbers
         //Given
         PhoneBook book = new PhoneBook();
         ArrayList<String> bobNumber = new ArrayList<String>(Arrays.asList("302-555-2223","302-555-5555"));