GH-2640 - Assert Transient attributes.

Author: michael-simons

src/test/java/org/springframework/data/neo4j/integration/imperative/CallbacksIT.java

@@ -24,6 +24,7 @@
 import java.util.Optional;
 // tag::faq.entities.auditing.callbacks[]
 import java.util.UUID;
+import java.util.stream.StreamSupport;
 
 // end::faq.entities.auditing.callbacks[]
 import org.junit.jupiter.api.Test;
@@ -102,14 +103,24 @@ void onBeforeBindShouldBeCalledForAllEntities(@Autowired ThingRepository reposit
 		thing1.setRandomValue("a");
 		ThingWithAssignedId thing2 = new ThingWithAssignedId("id2", "Another name");
 		thing2.setRandomValue("b");
-		Iterable<ThingWithAssignedId> savedThings = repository.saveAll(Arrays.asList(thing1, thing2));
+
+		var unsaved = Arrays.asList(thing1, thing2);
+		Iterable<ThingWithAssignedId> savedThings = repository.saveAll(unsaved);
+
+		assertThat(unsaved).allMatch(v -> v.getRandomValue() != null);
+		assertThat(unsaved).noneMatch(v -> v.getAnotherRandomValue() != null);
 
 		assertThat(savedThings).extracting(ThingWithAssignedId::getName).containsExactlyInAnyOrder("A name (Edited)",
 				"Another name (Edited)");
 		assertThat(savedThings).hasSize(2)
 				.extracting(ThingWithAssignedId::getRandomValue)
 				.allMatch(Objects::isNull);
 
+		// Assert the onAfterConvert
+		var ids = StreamSupport.stream(savedThings.spliterator(), false).map(ThingWithAssignedId::getTheId).toList();
+		var reloaded = repository.findAllById(ids);
+		assertThat(reloaded).allMatch(v -> v.getRandomValue() != null);
+
 		verifyDatabase(savedThings);
 	}
 

src/test/java/org/springframework/data/neo4j/integration/shared/common/CallbacksITBase.java

@@ -78,6 +78,9 @@ protected void verifyDatabase(Iterable<ThingWithAssignedId> expectedValues) {
 			List<Node> nodes = record.get("things").asList(Value::asNode);
 			assertThat(nodes).extracting(n -> n.get("theId").asString()).containsAll(ids);
 			assertThat(nodes).extracting(n -> n.get("name").asString()).containsAll(names);
+			assertThat(nodes).allMatch(n -> n.get("randomValue").isNull());
+			assertThat(nodes).allMatch(n -> n.get("anotherRandomValue").isNull());
+
 			bookmarkCapture.seedWith(session.lastBookmarks());
 		}
 	}