HHH-15646 Add test for issue

hibernate-core/src/test/java/org/hibernate/orm/test/annotations/generics/TypeVariableTest.java

@@ -0,0 +1,141 @@
+package org.hibernate.orm.test.annotations.generics;
+
+import org.hibernate.query.Query;
+
+import org.hibernate.testing.TestForIssue;
+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.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.EnumType;
+import jakarta.persistence.Enumerated;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.CoreMatchers.notNullValue;
+import static org.hamcrest.MatcherAssert.assertThat;
+
+@DomainModel(
+		annotatedClasses = {
+				TypeVariableTest.SimpleEntity.class,
+		},
+		extraQueryImportClasses = {
+				TypeVariableTest.BasicSetterBasedDto.class
+		}
+)
+@SessionFactory
+@TestForIssue(jiraKey = "HHH-15646")
+public class TypeVariableTest {
+
+	@BeforeEach
+	public void setUp(SessionFactoryScope scope) {
+		scope.inTransaction(
+				session -> {
+					SimpleEntity simpleEntity = new SimpleEntity( 1, "Fab", Gender.FEMALE );
+					session.persist( simpleEntity );
+				}
+		);
+	}
+
+	@Test
+	public void testHqlBasicSetterDynamicInstantiation(SessionFactoryScope scope) {
+		scope.getSessionFactory().inTransaction(
+				session -> {
+					final Query<BasicSetterBasedDto> query = session.createQuery(
+							"select new BasicSetterBasedDto( e.gender as gender, e.name as value ) from SimpleEntity e",
+							BasicSetterBasedDto.class
+					);
+
+					final BasicSetterBasedDto dto = query.getSingleResult();
+					assertThat( dto, notNullValue() );
+
+					assertThat( dto.gender, is( Gender.FEMALE ) );
+					assertThat( dto.value, is( "Fab" ) );
+				}
+		);
+	}
+
+	public static class BasicSetterBasedDto<E, T> {
+		private E gender;
+		private T value;
+
+		public BasicSetterBasedDto() {
+		}
+
+		public BasicSetterBasedDto(E gender, T value) {
+			this.gender = gender;
+			this.value = value;
+		}
+
+		public E getGender() {
+			return gender;
+		}
+
+		public void setGender(E gender) {
+			this.gender = gender;
+		}
+
+		public T getValue() {
+			return value;
+		}
+
+		public void setValue(T value) {
+			this.value = value;
+		}
+	}
+
+	@Entity(name = "SimpleEntity")
+	@Table(name = "mapping_simple_entity")
+	public static class SimpleEntity {
+		private Integer id;
+		private String name;
+		private Gender gender;
+
+		public SimpleEntity() {
+		}
+
+		public SimpleEntity(Integer id, String name, Gender gender) {
+			this.id = id;
+			this.name = name;
+			this.gender = gender;
+		}
+
+		@Id
+		public Integer getId() {
+			return id;
+		}
+
+		public void setId(Integer id) {
+			this.id = id;
+		}
+
+		public String getName() {
+			return name;
+		}
+
+		public void setName(String name) {
+			this.name = name;
+		}
+
+
+		@Enumerated(EnumType.STRING)
+		public Gender getGender() {
+			return gender;
+		}
+
+		public void setGender(Gender gender) {
+			this.gender = gender;
+		}
+
+	}
+
+	public enum Gender {
+		MALE,
+		FEMALE
+	}
+
+}

hibernate-core/src/test/java/org/hibernate/orm/test/annotations/generics/WildcardsTest.java

@@ -13,6 +13,7 @@ import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 
 import jakarta.persistence.AttributeConverter;
+import jakarta.persistence.Column;
 import jakarta.persistence.Convert;
 import jakarta.persistence.Converter;
 import jakarta.persistence.Entity;
@@ -68,6 +69,7 @@ public class WildcardsTest {
 		BigDecimal balance;
 
 		@Convert(converter = BalanceUsageConverter.class)
+		@Column(name = "account_usage")
 		Set<? extends Usage> usage;
 
 		public BankAccount() {