Bug: Implement Transactional on save all responses

src/main/java/fr/insee/genesis/configuration/MongoConfig.java

@@ -0,0 +1,16 @@
+package fr.insee.genesis.configuration;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.data.mongodb.MongoDatabaseFactory;
+import org.springframework.data.mongodb.MongoTransactionManager;
+
+@Configuration
+public class MongoConfig {
+
+    @Bean
+    MongoTransactionManager transactionManager(MongoDatabaseFactory dbFactory) {
+        return new MongoTransactionManager(dbFactory);
+    }
+
+}

src/main/java/fr/insee/genesis/infrastructure/adapter/SurveyUnitMongoAdapter.java

@@ -19,6 +19,7 @@
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.data.mongodb.core.MongoTemplate;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
 import java.time.Instant;
 import java.time.LocalDateTime;
@@ -45,6 +46,7 @@ public SurveyUnitMongoAdapter(SurveyUnitMongoDBRepository mongoRepository, Mongo
 	}
 
 	@Override
+	@Transactional
 	public void saveAll(List<SurveyUnitModel> surveyUnitModels) {
 		List<SurveyUnitDocument> suList = SurveyUnitDocumentMapper.INSTANCE.listModelToListDocument(surveyUnitModels);
 		mongoRepository.insert(suList);

src/test/java/fr/insee/genesis/infrastructure/adapter/SurveyUnitMongoAdapterTest.java

@@ -18,7 +18,9 @@
 import org.mockito.Mockito;
 import org.mockito.junit.jupiter.MockitoExtension;
 import org.springframework.data.mongodb.core.MongoTemplate;
+import org.springframework.transaction.annotation.Transactional;
 
+import java.lang.reflect.Method;
 import java.time.Instant;
 import java.time.LocalDateTime;
 import java.util.List;
@@ -90,6 +92,15 @@ void saveAll_shouldMapAllModels() {
 			verify(mongoRepository).insert(captor.capture());
 			assertThat(captor.getValue()).hasSize(3);
 		}
+
+		@Test
+		@DisplayName("saveAll() should be annotated with @Transactional")
+		void saveAll_shouldBeTransactional() throws NoSuchMethodException {
+			Method method = SurveyUnitMongoAdapter.class.getMethod("saveAll", List.class);
+			assertThat(method.isAnnotationPresent(Transactional.class)).isTrue();
+		}
+
+
 	}
 
 	@Nested