package org.synyx.urlaubsverwaltung.settings;

import org.junit.Assert;
import org.junit.jupiter.api.Test;


/**
 * Unit test for {@link CalendarSettings}.
 */
class CalendarSettingsTest {

    @Test
    void ensureHasDefaultValues() {

        CalendarSettings calendarSettings = new CalendarSettings();

        Assert.assertNotNull("Should not be null", calendarSettings.getExchangeCalendarSettings());
    }
}

@@ -61,48 +61,82 @@
 nit.
-Asser
+jupiter.api.Tes
 t;%0A
+%0A
 import 
-org.junit.jupiter.api.Tes
+static org.assertj.core.api.Assertions.assertTha
 t;%0A%0A
@@ -272,16 +272,22 @@
         
+final 
 Calendar
@@ -351,51 +351,19 @@
     
-Assert.assertNotNull(%22Should not be null%22, 
+assertThat(
 cale
@@ -405,16 +405,28 @@
 tings())
+.isNotNull()
 ;%0A    %7D%0A

Remove last Assert assertion