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Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,6 @@ public static boolean isTemporal(JavaType<?> javaType) {
}

public static boolean isUnknown(JavaType<?> javaType) {
return javaType.getClass() == UnknownBasicJavaType.class;
return javaType == null || javaType.getClass() == UnknownBasicJavaType.class;
}
}
Original file line number Diff line number Diff line change
@@ -0,0 +1,33 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or http://www.gnu.org/licenses/lgpl-2.1.html
*/
package org.hibernate.orm.test.query.hql;

import org.hibernate.dialect.DerbyDialect;
import org.hibernate.testing.orm.domain.StandardDomainModel;
import org.hibernate.testing.orm.junit.*;
import org.junit.jupiter.api.Test;

import java.util.List;

import static org.junit.jupiter.api.Assertions.assertEquals;

@DomainModel(standardModels = StandardDomainModel.GAMBIT)
@SessionFactory
public class InTests {

@Test
@Jira("https://hibernate.atlassian.net/browse/HHH-19698")
@SkipForDialect(dialectClass = DerbyDialect.class, reason = "Derby doesn't like null literals in the in predicate")
public void testInWithNullLiteral(SessionFactoryScope scope) {
scope.inTransaction(
session -> {
assertEquals(0, session.createQuery("select 1 where 1 in (null)", Integer.class).list().size());
}
);
}

}