Test multiload on single event

hibernate-core/src/test/java/org/hibernate/orm/test/loading/multiLoad/MultiLoadSingleEventTest.java

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+/*
+ * 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.loading.multiLoad;
+
+import java.util.List;
+
+import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
+import org.junit.Test;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Id;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class MultiLoadSingleEventTest extends BaseCoreFunctionalTestCase {
+
+	@Override
+	protected Class<?>[] getAnnotatedClasses() {
+		return new Class[] { Event.class };
+	}
+
+	@Test
+	public void test() {
+		inTransaction( session -> session.persist( new Event( 1 ) ) );
+
+		inTransaction( session -> {
+			List<Event> events = session.byMultipleIds( Event.class )
+					.multiLoad( 1 );
+
+			assertThat( events ).hasSize( 1 );
+			assertThat( events.get( 0 ) ).isNotNull();
+			assertThat( events ).extracting( "text" ).containsExactly( "text1" );
+		} );
+	}
+
+	@Entity(name = "Event")
+	public static class Event {
+
+		@Id
+		private Integer id;
+
+		private String text;
+
+		public Event() {
+		}
+
+		public Event(Integer id) {
+			this.id = id;
+			this.text = "text" + id;
+		}
+
+		public Integer getId() {
+			return id;
+		}
+
+		public void setId(Integer id) {
+			this.id = id;
+		}
+
+		public String getText() {
+			return text;
+		}
+
+		public void setText(String text) {
+			this.text = text;
+		}
+	}
+}