From 03f1ce9c495cdc4b6fb9dcf3b5224896a5a15ab8 Mon Sep 17 00:00:00 2001
From: Andrea Boriero <andrea@hibernate.org>
Date: Fri, 18 Nov 2022 02:33:29 +0100
Subject: [PATCH] HHH-15716 Add test for issue

---
 .../test/jpa/criteria/CriteriaWhereTest.java  | 75 +++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 hibernate-core/src/test/java/org/hibernate/orm/test/jpa/criteria/CriteriaWhereTest.java

diff --git a/hibernate-core/src/test/java/org/hibernate/orm/test/jpa/criteria/CriteriaWhereTest.java b/hibernate-core/src/test/java/org/hibernate/orm/test/jpa/criteria/CriteriaWhereTest.java
new file mode 100644
index 0000000000..b323a19971
--- /dev/null
+++ b/hibernate-core/src/test/java/org/hibernate/orm/test/jpa/criteria/CriteriaWhereTest.java
@@ -0,0 +1,75 @@
+package org.hibernate.orm.test.jpa.criteria;
+
+import java.util.List;
+
+import org.hibernate.testing.TestForIssue;
+import org.hibernate.testing.orm.junit.EntityManagerFactoryScope;
+import org.hibernate.testing.orm.junit.Jpa;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Id;
+import jakarta.persistence.criteria.CriteriaBuilder;
+import jakarta.persistence.criteria.CriteriaQuery;
+import jakarta.persistence.criteria.Root;
+
+import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
+
+@Jpa(
+		annotatedClasses = CriteriaWhereTest.TestEntity.class
+)
+@TestForIssue(jiraKey = "HHH-15716")
+public class CriteriaWhereTest {
+
+
+	@BeforeEach
+	public void setUp(EntityManagerFactoryScope scope) {
+		scope.inTransaction(
+				entityManager ->
+						entityManager.persist( new TestEntity( 1l, "And" ) )
+		);
+	}
+
+	@Test
+	public void testSelect(EntityManagerFactoryScope scope) {
+		scope.inTransaction(
+				entityManager -> {
+					TestEntity entity = new TestEntity( 1l, "And" );
+
+					CriteriaBuilder cb = entityManager.getCriteriaBuilder();
+					CriteriaQuery<TestEntity> query = cb.createQuery( TestEntity.class );
+					Root<TestEntity> root = query.from( TestEntity.class );
+
+					CriteriaQuery<TestEntity> criteriaQuery = query.select( root ).where( cb.equal( root, entity ) );
+					List<TestEntity> entities = entityManager.createQuery( criteriaQuery ).getResultList();
+					assertThat( entities.size() ).isEqualTo( 1 );
+					assertThat( entities.get( 0 ).getName() ).isEqualTo( "And" );
+				}
+		);
+	}
+
+	@Entity(name = "TestEntity")
+	public static class TestEntity {
+		@Id
+		private Long id;
+
+		private String name;
+
+		public TestEntity() {
+		}
+
+		public TestEntity(Long id, String name) {
+			this.id = id;
+			this.name = name;
+		}
+
+		public Long getId() {
+			return id;
+		}
+
+		public String getName() {
+			return name;
+		}
+	}
+}