HHH-17801 Resolve enum basic types to avoid type validation issues

hibernate-core/src/main/java/org/hibernate/boot/model/process/internal/InferredBasicValueResolver.java

@@ -295,7 +295,10 @@ public class InferredBasicValueResolver {
 		final JdbcType jdbcType = explicitJdbcType == null
 				? enumJavaType.getRecommendedJdbcType( stdIndicators )
 				: explicitJdbcType;
-		final BasicTypeImpl<E> basicType = new BasicTypeImpl<>( enumJavaType, jdbcType );
+		final BasicType<E> basicType = bootstrapContext.getTypeConfiguration().getBasicTypeRegistry().resolve(
+				enumJavaType,
+				jdbcType
+		);
 		bootstrapContext.registerAdHocBasicType( basicType );
 		return new InferredBasicValueResolution<>(
 				basicType,

hibernate-core/src/test/java/org/hibernate/orm/test/function/array/ArrayPositionTest.java

@@ -8,6 +8,7 @@ package org.hibernate.orm.test.function.array;
 
 import java.util.Collection;
 import java.util.List;
+import java.util.Set;
 
 import org.hibernate.query.criteria.JpaCriteriaQuery;
 import org.hibernate.query.criteria.JpaRoot;
@@ -17,6 +18,7 @@ import org.hibernate.testing.jdbc.SharedDriverManagerTypeCacheClearingIntegrator
 import org.hibernate.testing.orm.junit.BootstrapServiceRegistry;
 import org.hibernate.testing.orm.junit.DialectFeatureChecks;
 import org.hibernate.testing.orm.junit.DomainModel;
+import org.hibernate.testing.orm.junit.Jira;
 import org.hibernate.testing.orm.junit.RequiresDialectFeature;
 import org.hibernate.testing.orm.junit.SessionFactory;
 import org.hibernate.testing.orm.junit.SessionFactoryScope;
@@ -85,6 +87,15 @@ public class ArrayPositionTest {
 		} );
 	}
 
+	@Test
+	@Jira("https://hibernate.atlassian.net/browse/HHH-17801")
+	public void testEnumPosition(SessionFactoryScope scope) {
+		scope.inSession( em -> {
+			em.createQuery( "from EntityWithArrays e where array_position(e.theLabels, e.theLabel) > 0", EntityWithArrays.class )
+					.getResultList();
+		} );
+	}
+
 	@Test
 	public void testNodeBuilderArray(SessionFactoryScope scope) {
 		scope.inSession( em -> {

hibernate-core/src/test/java/org/hibernate/orm/test/function/array/EntityWithArrays.java

@@ -8,6 +8,7 @@
 package org.hibernate.orm.test.function.array;
 
 import java.util.List;
+import java.util.Set;
 
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
@@ -24,6 +25,12 @@ public class EntityWithArrays {
 	@Column(name = "the_array", insertable = false, updatable = false)
 	private List<String> theCollection;
 
+	@Column(name = "the_label")
+	private Label theLabel;
+
+	@Column(name = "the_labels")
+	private Set<Label> theLabels;
+
 	public EntityWithArrays() {
 	}
 
@@ -55,4 +62,12 @@ public class EntityWithArrays {
 	public void setTheCollection(List<String> theCollection) {
 		this.theCollection = theCollection;
 	}
+
+	public Set<Label> getTheLabels() {
+		return theLabels;
+	}
+
+	public void setTheLabels(Set<Label> theLabels) {
+		this.theLabels = theLabels;
+	}
 }

hibernate-core/src/test/java/org/hibernate/orm/test/function/array/Label.java

@@ -0,0 +1,14 @@
+/*
+ * 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.function.array;
+
+public enum Label {
+	A,
+	B,
+	C
+}