HHH-16211 Add test for issue

hibernate-core/src/test/java/org/hibernate/orm/test/query/hql/EscapeConvertedCharArrayTest.java

@@ -0,0 +1,137 @@
+/*
+ * 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 java.io.Serializable;
+
+import org.hibernate.testing.orm.junit.DomainModel;
+import org.hibernate.testing.orm.junit.Jira;
+import org.hibernate.testing.orm.junit.SessionFactory;
+import org.hibernate.testing.orm.junit.SessionFactoryScope;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+
+import jakarta.persistence.AttributeConverter;
+import jakarta.persistence.Convert;
+import jakarta.persistence.Converter;
+import jakarta.persistence.Entity;
+import jakarta.persistence.Id;
+import jakarta.persistence.TypedQuery;
+
+import static org.junit.jupiter.api.Assertions.assertArrayEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+/**
+ * @author Marco Belladelli
+ */
+@DomainModel(annotatedClasses = EscapeConvertedCharArrayTest.Vehicle.class)
+@SessionFactory
+@Jira("https://hibernate.atlassian.net/browse/HHH-16211")
+public class EscapeConvertedCharArrayTest {
+	private static final String STRING_PROP = "TEST123456";
+
+	@BeforeAll
+	public void setUp(SessionFactoryScope scope) {
+		scope.inTransaction( session -> {
+			Vehicle vehicle = new Vehicle( 1L, STRING_PROP.toCharArray(), STRING_PROP );
+			session.persist( vehicle );
+		} );
+	}
+
+	@AfterAll
+	public void tearDown(SessionFactoryScope scope) {
+		scope.inTransaction( session -> session.createMutationQuery( "delete from Vehicle" ).executeUpdate() );
+	}
+
+	@Test
+	public void testCharArrayPropEscapeLiteral(SessionFactoryScope scope) {
+		testLikeEscape( scope, "charArrayProp", false );
+	}
+
+	@Test
+	public void testCharArrayPropEscapeParameter(SessionFactoryScope scope) {
+		testLikeEscape( scope, "charArrayProp", true );
+	}
+
+	@Test
+	public void testConvertedStringPropEscapeLiteral(SessionFactoryScope scope) {
+		testLikeEscape( scope, "convertedStringProp", false );
+	}
+
+	@Test
+	public void testConvertedStringPropEscapeParameter(SessionFactoryScope scope) {
+		testLikeEscape( scope, "convertedStringProp", true );
+	}
+
+	private void testLikeEscape(SessionFactoryScope scope, String propertyName, boolean parameter) {
+		scope.inTransaction( session -> {
+			final TypedQuery<Vehicle> query = session.createQuery(
+							String.format(
+									"from Vehicle where %s like :param escape %s",
+									propertyName,
+									parameter ? ":escape" : "'!'"
+							),
+							Vehicle.class
+					)
+					.setParameter( "param", "TEST%" );
+			if ( parameter ) {
+				query.setParameter( "escape", '!' );
+			}
+			final Vehicle vehicle = query.getSingleResult();
+			assertEquals( 1L, vehicle.getId() );
+			assertArrayEquals( STRING_PROP.toCharArray(), vehicle.getCharArrayProp() );
+			assertEquals( STRING_PROP, vehicle.getConvertedStringProp() );
+		} );
+	}
+
+	@Entity(name = "Vehicle")
+	public static class Vehicle implements Serializable {
+		@Id
+		private Long id;
+
+		private char[] charArrayProp;
+
+		@Convert(converter = StringToCharConverter.class)
+		private String convertedStringProp;
+
+		public Vehicle() {
+		}
+
+		public Vehicle(Long id, char[] charArrayProp, String convertedStringProp) {
+			this.id = id;
+			this.charArrayProp = charArrayProp;
+			this.convertedStringProp = convertedStringProp;
+		}
+
+		public Long getId() {
+			return id;
+		}
+
+		public char[] getCharArrayProp() {
+			return charArrayProp;
+		}
+
+		public String getConvertedStringProp() {
+			return convertedStringProp;
+		}
+	}
+
+	@Converter
+	public static class StringToCharConverter implements AttributeConverter<String, char[]> {
+		@Override
+		public char[] convertToDatabaseColumn(String attribute) {
+			return attribute == null ? null : attribute.toCharArray();
+		}
+
+		@Override
+		public String convertToEntityAttribute(char[] dbData) {
+			return dbData == null ? null : new String( dbData );
+		}
+	}
+}
+