need to do some more research

PhoneBook.java

@@ -1,7 +1,29 @@
- 
+import java.util.Scanner;
+import java.util.ArrayList;
 
 /**
  * Created by leon on 1/23/18.
  */
 public class PhoneBook {
+    private String name;
+    private String phoneNumber;
+    
+    public PhoneBook()
+    {
+        
+    }
+    
+    public String add(String n, String number)
+    {
+        n = name;
+        number = phoneNumber;
+        
+        return null;
+    }
+    
+    public String lookUp(String n)
+    {
+        n = name;
+        return null;
+    }
 }

PhoneBookTest.java

@@ -1,5 +1,3 @@
-
-
 import static org.junit.Assert.*;
 import org.junit.After;
 import org.junit.Before;
@@ -19,6 +17,7 @@ public class PhoneBookTest
     public PhoneBookTest()
     {
     }
+    private PhoneBook phoneBook;
 
     /**
      * Sets up the test fixture.
@@ -28,6 +27,20 @@ public class PhoneBookTest
     @Before
     public void setUp()
     {
+        phoneBook = new PhoneBook();
+    }
+
+    @Test
+    public void testAdd()
+    {
+        //plug in a String name here using methods from main class
+        String name = "Ryan"; 
+        String expectedPhoneNumber= "123-456-7890"; 
+        phoneBook.add(name, expectedPhoneNumber);
+        String actualPhoneNumber = phoneBook.lookUp(name);
+        
+        assertEquals(actualPhoneNumber, expectedPhoneNumber);
+        
     }
 
     /**

package.bluej

@@ -1,8 +1,11 @@
 #BlueJ package file
-editor.fx.0.height=0
-editor.fx.0.width=0
-editor.fx.0.x=0
-editor.fx.0.y=0
+dependency1.from=PhoneBookTest
+dependency1.to=PhoneBook
+dependency1.type=UsesDependency
+editor.fx.0.height=722
+editor.fx.0.width=800
+editor.fx.0.x=240
+editor.fx.0.y=26
 objectbench.height=101
 objectbench.width=461
 package.divider.horizontal=0.6
@@ -13,8 +16,8 @@ package.editor.x=427
 package.editor.y=143
 package.frame.height=600
 package.frame.width=800
-package.numDependencies=0
-package.numTargets=1
+package.numDependencies=1
+package.numTargets=2
 package.showExtends=true
 package.showUses=true
 project.charset=UTF-8
@@ -23,4 +26,17 @@ readme.name=@README
 readme.width=47
 readme.x=10
 readme.y=10
-
+target1.height=50
+target1.name=PhoneBookTest
+target1.showInterface=false
+target1.type=UnitTestTargetJunit4
+target1.width=120
+target1.x=100
+target1.y=10
+target2.height=50
+target2.name=PhoneBook
+target2.showInterface=false
+target2.type=ClassTarget
+target2.width=100
+target2.x=70
+target2.y=70