OZG-7837 rename repository method, add ITCases

src/main/java/de/ozgcloud/aggregation/warehouse/CustomWarehouseRepository.java

@@ -4,5 +4,5 @@ interface CustomWarehouseRepository {
 
 	DocumentEntry saveInCollection(DocumentEntry documentEntry, String collectionName);
 
-	void deleteCollection(String collectionName);
+	void clearCollection(String collectionName);
 }

src/main/java/de/ozgcloud/aggregation/warehouse/CustomWarehouseRepositoryImpl.java

@@ -15,7 +15,7 @@ class CustomWarehouseRepositoryImpl implements CustomWarehouseRepository {
 	}
 
 	@Override
-	public void deleteCollection(String collectionName) {
+	public void clearCollection(String collectionName) {
 		mongoTemplate.dropCollection(collectionName);
 	}
 

src/test/java/de/ozgcloud/aggregation/warehouse/CustomWarehouseRepositoryImplTest.java

@@ -50,7 +50,7 @@ class CustomWarehouseRepositoryImplTest {
 
 		@Test
 		void shouldDropCollection() {
-			repository.deleteCollection(collectionName);
+			repository.clearCollection(collectionName);
 
 			verify(mongoTemplate).dropCollection(collectionName);
 		}

src/test/java/de/ozgcloud/aggregation/warehouse/WarehouseRepositoryITCase.java

@@ -32,6 +32,8 @@ import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.mongodb.core.MongoOperations;
 
+import com.thedeanda.lorem.LoremIpsum;
+
 import de.ozgcloud.common.test.DataITCase;
 
 @DataITCase
@@ -57,7 +59,33 @@ class WarehouseRepositoryITCase {
 			var foundDocument = mongoOperations.findById(savedDocument.getId(), Document.class, DocumentEntry.COLLECTION);
 			assertThat(foundDocument.getString("_class")).isEqualTo("Vorgang");
 		}
+	}
+
+	@Nested
+	class TestSaveInCollection {
 
+		private final String collectionName = LoremIpsum.getInstance().getWords(1);
+
+		@Test
+		void shouldSaveInCollection() {
+			repository.saveInCollection(DocumentEntryTestFactory.create(), collectionName);
+
+			assertThat(mongoOperations.getCollection(collectionName).countDocuments()).isOne();
+		}
 	}
 
+	@Nested
+	class TestClearCollection {
+
+		private final String collectionName = LoremIpsum.getInstance().getWords(1);
+
+		@Test
+		void shouldClearCollection() {
+			mongoOperations.save(DocumentEntryTestFactory.create(), collectionName);
+
+			repository.clearCollection(collectionName);
+
+			assertThat(mongoOperations.getCollection(collectionName).countDocuments()).isZero();
+		}
+	}
 }