HHH-15392 Add test for issue

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

@@ -0,0 +1,84 @@
+package org.hibernate.orm.test.query.hql;
+
+import org.hibernate.query.SemanticException;
+
+import org.hibernate.testing.orm.junit.DomainModel;
+import org.hibernate.testing.orm.junit.SessionFactory;
+import org.hibernate.testing.orm.junit.SessionFactoryScope;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.Id;
+
+@DomainModel(
+		annotatedClasses = LikeEscapeParameterTest.TestEntity.class
+)
+@SessionFactory
+public class LikeEscapeParameterTest {
+
+	@Test
+	public void testSetCharPositionalParameter(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					session.createQuery( "select s from TestEntity s where s.name like ?1 escape ?2", TestEntity.class )
+							.setParameter( 1, "%Foo" )
+							.setParameter( 2, '\\' );
+				}
+		);
+	}
+
+	@Test
+	public void testSetCharNamedParameter(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					session.createQuery(
+									"select s from TestEntity s where s.name like :likevalue escape :escapevalue",
+									TestEntity.class
+							)
+							.setParameter( "likevalue", "%Foo" )
+							.setParameter( "escapevalue", '\\' );
+				}
+		);
+	}
+
+	@Test
+	public void testStringLiteral(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					session.createQuery( "select s from TestEntity s where s.name like ?1 escape '\\'", TestEntity.class )
+							.setParameter( 1, "%Foo" );
+				}
+		);
+	}
+
+	@Test
+	public void testInvalidStringLiteral(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					try {
+						session.createQuery(
+								"select s from TestEntity s where s.name like ?1 escape 'AB'",
+								TestEntity.class
+						);
+						Assertions.fail( "Expected a multi-character like predicate escape literal to fail" );
+					}
+					catch (IllegalArgumentException ex) {
+						Assertions.assertTrue( ex.getCause() instanceof SemanticException );
+						Assertions.assertTrue( ex.getCause().getMessage().contains( "single character" ) );
+					}
+				}
+		);
+	}
+
+	@Entity(name = "TestEntity")
+	public static class TestEntity {
+
+		@Id
+		@GeneratedValue
+		private Integer id;
+
+		private String name;
+	}
+}