Added TestPetTypeFormatter test class

tests the PetTypeFormatter by breaking teh dependencies with PetTypeRepository and PetType using mocks
Also renames the folder to teamkoganM2additions

src/test/java/org/springframework/samples/petclinic/teamkoganM2additions/TestPetTypeFormatter.java

@@ -0,0 +1,73 @@
+package org.springframework.samples.petclinic.teamkoganM2additions;
+
+import org.junit.Test;
+import org.springframework.samples.petclinic.owner.PetRepository;
+import org.springframework.samples.petclinic.owner.PetType;
+import org.springframework.samples.petclinic.owner.PetTypeFormatter;
+
+import static org.mockito.Mockito.*;
+
+import java.text.ParseException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+
+import static org.junit.Assert.assertEquals;
+
+public class TestPetTypeFormatter {
+
+    @Test
+    public void testPetTypeFormatter() {
+
+        //create the mock PetRepository
+        PetRepository mockPetRepository = mock(PetRepository.class);
+
+        //create the mock PetType
+        PetType mockPetType = mock(PetType.class);
+
+        //call the class under test
+        PetTypeFormatter PTF = new PetTypeFormatter(mockPetRepository);
+
+        //stub the getName() method
+        when(mockPetType.getName()).thenReturn("Testy");
+
+        //test the print method
+        String name = PTF.print(mockPetType, Locale.ENGLISH);
+
+        //check the result is what we expected
+        assertEquals("Testy", name);
+
+        //verify the getName method was called
+        verify(mockPetType).getName();
+
+        //stub the findPetTypes method to return the PetTypes defined below
+        when(mockPetRepository.findPetTypes()).thenReturn(PetTypes());
+
+        //try catch block needed for ParseException that can be thrown when testing the parse method
+        try {
+            //test the parse method
+            PetType testPetType = PTF.parse("Pupper", Locale.ENGLISH);
+
+            //verify the getName method was called
+            verify(mockPetType).getName();
+
+            //check that the result is what is expected
+            assertEquals("Pupper", testPetType.getName());
+        } catch (ParseException e) {
+            e.printStackTrace();
+        }
+    }
+
+    //define some pet types
+    private List<PetType> PetTypes() {
+        List<PetType> petTypes = new ArrayList<>();
+        petTypes.add(new PetType() {
+            { setName("Doggo"); }
+        });
+        petTypes.add(new PetType() {
+            { setName("Pupper"); }
+        });
+        return petTypes;
+    }
+
+}

src/test/java/org/springframework/samples/petclinic/teamkoganM2additions/VisitControllerTest.java

@@ -1,4 +1,4 @@
-package org.springframework.samples.petclinic.teamkogan;
+package org.springframework.samples.petclinic.teamkoganM2additions;
 
 import static org.junit.Assert.*;
 import static org.mockito.Mockito.*;