aircraft refactor

src/test/java/hs/fulda/de/ci/exam/project/AircraftTest.java

@@ -8,9 +8,14 @@ import static org.assertj.core.api.Assertions.assertThat;
 import static org.mockito.Mockito.mock;
 
 public class AircraftTest {
+
+    Aircraft testAircraft = new Aircraft("Airbus", "Neo", 1990);
+    HashSet<Flight> flights = new HashSet<>();
+    Flight flight1 = mock(Flight.class);
+    Flight flight2 = mock(Flight.class);
+
     @Test
     public void testClassAircraftConstructorName() {
-        Aircraft testAircraft = new Aircraft("Airbus", "Neo", 1990);
         assertThat(testAircraft.getName())
                 .describedAs("get the name of aircraft")
                 .isEqualTo("Airbus");
@@ -18,14 +23,13 @@ public class AircraftTest {
 
     @Test
     public void testClassAircraftConstructorModel() {
-        Aircraft testAircraft = new Aircraft("Airbus", "Neo", 1990);
         assertThat(testAircraft.getModel())
                 .describedAs("get the model of aircraft")
                 .isEqualTo("Neo");
     }
+
     @Test
     public void testClassAircraftConstructorManifacturingYear() {
-        Aircraft testAircraft = new Aircraft("Airbus", "Neo", 1990);
         assertThat(testAircraft.getManYear())
                 .describedAs("get the manifacturing year of aircraft")
                 .isEqualTo(1990);
@@ -33,8 +37,6 @@ public class AircraftTest {
 
     @Test
     public void test_getFlightsEmptyList() {
-        Aircraft testAircraft = new Aircraft("Airbus", "Neo", 1990);
-        HashSet<Flight> flights = new HashSet<>();
         assertThat(testAircraft.getFlights())
                 .describedAs("get the manifacturing year of aircraft")
                 .isEqualTo(flights);
@@ -42,11 +44,6 @@ public class AircraftTest {
 
     @Test
     public void test_getFlights_wiht_2_flights() {
-        Aircraft testAircraft = new Aircraft("Airbus", "Neo", 1990);
-        HashSet<Flight> flights = new HashSet<>();
-        Flight flight1 = mock(Flight.class);
-        Flight flight2 = mock(Flight.class);
-
         flights.add(flight1);
         flights.add(flight2);
 
@@ -59,5 +56,4 @@ public class AircraftTest {
     }
 
 
-
 }