email validation

src/main/java/hs/fulda/de/ci/exam/project/EmailNotification.java

@@ -17,6 +17,7 @@ public class EmailNotification extends Notification {
             System.out.println("Email is sent to " + email);
             return true;
         }
+        System.out.println("Invalid Email Address");
         return false;
     }
 

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

@@ -3,7 +3,7 @@ package hs.fulda.de.ci.exam.project;
 import org.junit.Test;
 
 import static hs.fulda.de.ci.exam.project.ReservationStatus.Confirmed;
-import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.junit.jupiter.api.Assertions.*;
 
 public class NotificationTest {
     @Test
@@ -13,6 +13,13 @@ public class NotificationTest {
         assertTrue(result);
     }
 
+    @Test
+    public void emailValidiationShouldReturnFalseForInValidEmail(){
+        EmailNotification email = new EmailNotification("testgmail.com", "HelloWorld");
+        boolean result = email.sendNotification();
+        assertFalse(result);
+    }
+
     @Test
     public void emailNotificationShouldBeSentWhenFlighReservationCompleted() {
         FlightReservation reservation = new FlightReservation();