Update class name

Author: LBeghini

…anguage/programming/model/Spaceship.java …language/programming/model/Starship.javasrc/main/java/com/language/programming/model/Spaceship.java renamed to src/main/java/com/language/programming/model/Starship.java src/main/java/com/language/programming/model/Spaceship.java renamed to src/main/java/com/language/programming/model/Starship.java

@@ -1,8 +1,8 @@
 package com.language.programming.model;
 
-public class Spaceship {
+public class Starship {
 
-    private Spaceship() {
+    private Starship() {
     };
 
     private String name;
@@ -12,9 +12,9 @@ private Spaceship() {
     private Integer crewNumber;
     private Float fuel;
 
-    private static Spaceship instance = new Spaceship();
+    private static Starship instance = new Starship();
 
-    public static Spaceship getInstance() {
+    public static Starship getInstance() {
         return instance;
     }
 

src/test/java/com/language/programming/model/SpaceshipTest.java

@@ -0,0 +1,22 @@
+package com.language.programming.model;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+public class StarshipTest {
+
+  @Test
+  public void shouldReturnSpaceshipName() {
+
+    Starship.getInstance().setName("USS Enterprise");
+    assertEquals("USS Enterprise", Starship.getInstance().getName());
+  }
+
+  @Test
+  public void shouldReturnSpaceshipCrewNumber() {
+
+    Starship.getInstance().setCrewNumber(20);
+    assertEquals(20, Starship.getInstance().getCrewNumber());
+  }
+}