DATAJDBC-303 - Made test stable against rounding errors.

spring-data-jdbc/src/test/java/org/springframework/data/jdbc/repository/query/QueryAnnotationHsqlIntegrationTests.java

@@ -210,9 +210,11 @@ public class QueryAnnotationHsqlIntegrationTests {
 	@Test // DATAJDBC-175
 	public void executeCustomQueryWithReturnTypeIsLocalDateTimeList() {
 
-		LocalDateTime now = LocalDateTime.now();
+		LocalDateTime preciseNow = LocalDateTime.now();
+		LocalDateTime truncatedNow = truncateSubmillis(preciseNow);
+
 		repository.nowWithLocalDateTimeList() //
-				.forEach(d -> assertThat(d).isAfterOrEqualTo(now));
+				.forEach(d -> assertThat(d).isAfterOrEqualTo(truncatedNow));
 
 	}
 
@@ -259,6 +261,12 @@ public class QueryAnnotationHsqlIntegrationTests {
 		assertThat(repository.immutableTuple()).isEqualTo(new DummyEntityRepository.ImmutableTuple("one", "two", 3));
 	}
 
+	private static LocalDateTime truncateSubmillis(LocalDateTime now) {
+
+		int NANOS_IN_MILLIS = 1_000_000;
+		return now.withNano((now.getNano() / NANOS_IN_MILLIS) * 1_000_000);
+	}
+
 	private DummyEntity dummyEntity(String name) {
 
 		DummyEntity entity = new DummyEntity();