Merge 7ab6d64c326f468f5863177fd83183c2b32feac1 into 74a9673e36c7d25c28315cb54247a91792f8fbc0

pom.xml

@@ -7,6 +7,13 @@
     <groupId>com.zipcodewilmington</groupId>
     <artifactId>phonebok</artifactId>
     <version>1.0-SNAPSHOT</version>
+    <dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.12</version>
+        </dependency>
+    </dependencies>
 
 
 </project>

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

@@ -0,0 +1,10 @@
+package com.zipcodewilmington.phonebook;
+
+public class Person {
+
+    private Object name;
+    private Object phoneNumber;
+
+
+
+}

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

@@ -1,7 +1,64 @@
 package com.zipcodewilmington.phonebook;
 
+import java.util.*;
+
 /**
  * Created by leon on 1/23/18.
  */
 public class PhoneBook {
+
+    private String name;
+    private String phoneNumber;
+
+
+    private TreeMap<String, ArrayList<String>> phoneBookDirectory = new TreeMap<String, ArrayList<String>>();
+
+
+    public ArrayList<String> lookupNameToGetAccompanyingPhoneNumber(String name) {
+       return phoneBookDirectory.get(name);
+    }
+
+    public void addEntry(String name, String phoneNumber) {
+        if (phoneBookDirectory.containsKey(name)) {
+            phoneBookDirectory.get(name).add(String.valueOf(phoneNumber));
+        } else {
+            ArrayList<String> nameAndPhoneNumber = new ArrayList<String>();
+            nameAndPhoneNumber.add(0, (String.valueOf(phoneNumber)));
+            phoneBookDirectory.put(name, nameAndPhoneNumber);
+        }
+    }
+
+
+    public String removeEntry(String name) {
+        phoneBookDirectory.remove(name);
+        return null;
+
+    }
+
+    public java.util.Set listNames() {
+        return phoneBookDirectory.keySet();
+    }
+
+
+    public java.util.Set listNamesAndNumbers() {
+        return phoneBookDirectory.entrySet();
+    }
+
+
+    public String reverseLookup(String phoneNumber) {
+
+       Set<String> keys = phoneBookDirectory.keySet();
+       for (String key: keys) {
+               if (phoneBookDirectory.get(key).contains(phoneNumber)) {
+                   return key;
+           }
+       } return "no phone number";
+
+        /* for (Map.Entry<String, ArrayList<String>> entry : phoneBookDirectory.entrySet()) {
+            if (entry.getValue().equals(phoneNumber)) {
+                return entry.getKey();
+            }
+        } return null;
+        */
+    }
 }

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

@@ -0,0 +1,9 @@
+package com.zipcodewilmington.phonebook;
+
+import java.util.TreeMap;
+
+public class PhoneBookPopulator {
+
+    //public TreeMap;
+
+}

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

@@ -1,7 +1,77 @@
 package com.zipcodewilmington.phonebook;
 
+import com.sun.xml.internal.ws.policy.AssertionSet;
+import org.junit.*;
+
+import java.util.ArrayList;
+import java.util.TreeMap;
+
 /**
  * Created by leon on 1/23/18.
  */
 public class PhoneBookTest {
+    PhoneBook testPhoneBook;
+    @Before
+    public void setup (){
+        testPhoneBook = new PhoneBook();
+    }
+
+    private TreeMap<String, String> phoneBook = new TreeMap<String, String>();
+
+
+    @Test
+    public void testlookUpNameToGetAccompanyingPhoneNumber() {
+        testPhoneBook.addEntry("Rodrigo", "233-123-3445");
+        testPhoneBook.addEntry("Elena", "234-123-3344");
+        testPhoneBook.addEntry("Robert", "332-233-7821");
+        String expected = "332-233-7821";
+        String actual = testPhoneBook.lookupNameToGetAccompanyingPhoneNumber("Robert").get(0);
+        Assert.assertEquals("should return Robert's phone number", expected, actual);
+
+    }
+    @Test
+    public void testAddEntry() {
+        testPhoneBook.addEntry("Rodrigo", "233-123-3445");
+        String expected = "233-123-3445";
+        String actual = testPhoneBook.lookupNameToGetAccompanyingPhoneNumber("Rodrigo").get(0);
+        Assert.assertEquals(actual, expected);
+    }
+    @Test
+    public void testRemoveEntry(){
+        testPhoneBook.addEntry("Rodrigo", "233-123-3445");
+        testPhoneBook.addEntry("Elena", "234-123-3344");
+        testPhoneBook.addEntry("Robert", "332-233-7821");
+        String actual =testPhoneBook.removeEntry("Robert");
+        String name = "Robert";
+        String expected = null;
+        Assert.assertEquals(expected, actual);
+
+    }
+    @Test
+    public void testListNames() {
+        testPhoneBook.addEntry("Rodrigo", "233-123-3445");
+        testPhoneBook.addEntry("Elena", "234-123-3344");
+        testPhoneBook.addEntry("Robert", "332-233-7821");
+        System.out.println(testPhoneBook.listNames());
+        }
+
+    @Test
+    public void testListNamesandNumbers() {
+        testPhoneBook.addEntry("Rodrigo", "233-123-3445");
+        testPhoneBook.addEntry("Elena", "234-123-3344");
+        testPhoneBook.addEntry("Robert", "332-233-7821");
+        System.out.println(testPhoneBook.listNamesAndNumbers());
+    }
+
+    @Test
+    public void testReverseLookup() {
+        testPhoneBook.addEntry("Rodrigo", "233-123-3445");
+        testPhoneBook.addEntry("Elena", "234-123-3344");
+        testPhoneBook.addEntry("Robert", "332-233-7821");
+        String actual= testPhoneBook.reverseLookup("234-123-3344");
+        String expected = "Elena";
+        Assert.assertEquals("should return who the phone number is assigned to ", expected, actual);
+        }
 }
+
+