MORE-562: fixed testing error

studymanager/src/test/java/io/redlink/more/studymanager/service/ScheduleServiceTest.java

@@ -1,5 +1,6 @@
 package io.redlink.more.studymanager.service;
 
+import io.redlink.more.studymanager.configuration.TimezoneConfiguration;
 import io.redlink.more.studymanager.exception.BadRequestException;
 import io.redlink.more.studymanager.model.Event;
 import io.redlink.more.studymanager.model.Timeframe;
@@ -11,6 +12,10 @@
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.boot.test.mock.mockito.MockBean;
+import org.springframework.boot.test.util.TestPropertyValues;
+import org.springframework.context.ApplicationContextInitializer;
+import org.springframework.context.ConfigurableApplicationContext;
+import org.springframework.test.context.ContextConfiguration;
 
 import java.time.Instant;
 import java.time.LocalDate;
@@ -20,8 +25,13 @@
 import static org.mockito.ArgumentMatchers.anyLong;
 import static org.mockito.Mockito.when;
 
+@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.NONE)
 @ExtendWith(MockitoExtension.class)
-@SpringBootTest
+@ContextConfiguration(initializers = ScheduleServiceTest.EnvInitializer.class,
+        classes = {
+                ScheduleService.class,
+                TimezoneConfiguration.class,
+        })
 public class ScheduleServiceTest {
 
     @MockBean
@@ -62,4 +72,14 @@ void testAssertFails() {
         assertThrows(BadRequestException.class, () -> scheduleService.assertScheduleWithinStudyTime(1L, scheduleBefore));
         assertThrows(BadRequestException.class, () -> scheduleService.assertScheduleWithinStudyTime(1L, scheduleAfter));
     }
+
+    static class EnvInitializer implements ApplicationContextInitializer<ConfigurableApplicationContext> {
+
+        @Override
+        public void initialize(ConfigurableApplicationContext applicationContext) {
+            TestPropertyValues.of(
+                    "more.timeframe.identifier=Europe/Vienna"
+            ).applyTo(applicationContext);
+        }
+    }
 }