diff --git a/.gitignore b/.gitignore
index 65ca50d..c32047f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 build/
 .gradle/
-.idea/
\ No newline at end of file
+.idea/
+frontend/generated/
\ No newline at end of file
diff --git a/src/main/java/com/ModeratorElection/MainView.java b/src/main/java/com/ModeratorElection/MainView.java
index 7e86209..c290e46 100644
--- a/src/main/java/com/ModeratorElection/MainView.java
+++ b/src/main/java/com/ModeratorElection/MainView.java
@@ -38,11 +38,8 @@ public class MainView extends VerticalLayout {
 
         Button electNow = new Button("Elect!", buttonClickEvent ->  {
             try {
-                ArrayList checkboxSelectedMembers = new ArrayList(checkboxGroup.getSelectedItems());
-                int sizeArrayListSelectedMembers = checkboxSelectedMembers.size();
-                int random = (int) (Math.random() * sizeArrayListSelectedMembers);
                 Notification moderatorNotification = new Notification()
-                        .show("Nächster Moderator: " + checkboxSelectedMembers.get(random));
+                        .show("Nächster Moderator: " + electMember(selectMemberItemsNameslist));
                 moderatorNotification.setPosition(Notification.Position.BOTTOM_CENTER);
             } catch(Exception exceptionEvent) {
                 Notification errorNotification = new Notification();
@@ -73,4 +70,8 @@ public class MainView extends VerticalLayout {
 
         add(electNow);
     }
+
+    private String electMember(List<String> members){
+        return members.get((int)(Math.random() * members.size()));
+    }
 }
diff --git a/src/test/java/com/ModeratorElection/MainViewTest.java b/src/test/java/com/ModeratorElection/MainViewTest.java
new file mode 100644
index 0000000..9e5e214
--- /dev/null
+++ b/src/test/java/com/ModeratorElection/MainViewTest.java
@@ -0,0 +1,18 @@
+package com.ModeratorElection;
+
+import com.vaadin.flow.component.checkbox.CheckboxGroup;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+//@SpringBootTest
+public class MainViewTest {
+    @Test
+    void mainViewConstructor() {
+        MainView sut = new MainView("Harry,Sven,Ida");
+        CheckboxGroup cgroupTest = (CheckboxGroup) sut.getChildren().filter(child -> child instanceof CheckboxGroup).findAny().orElse(null);
+        int  cgroupTestSelectedItemsSize = cgroupTest.getSelectedItems().size();
+        Assertions.assertEquals(3,cgroupTestSelectedItemsSize);
+    }
+
+}