@Test
@FailureExpected(jiraKey = "HHH-9239")
public void testNestedUnidirOneToManyBackrefWithRemovedElement() {
Item item1 = new Item();
item1.setName("item1 name");
SubItem subItem1 = new SubItem();
subItem1.setName("subItem1 name");
item1.getSubItemsBackref().add(subItem1);
SubItem subItem2 = new SubItem();
subItem2.setName("subItem2 name");
item1.getSubItemsBackref().add(subItem2);
Session s = openSession();
Transaction tx = s.beginTransaction();
s.persist(item1);
tx.commit();
s.close();
// get another representation of item1
s = openSession();
tx = s.beginTransaction();
Item item1_1 = (Item) s.get(Item.class, item1.getId());
Hibernate.initialize(item1_1.getSubItemsBackref());
tx.commit();
s.close();
// remove subItem1 from the nested Item
item1_1.getSubItemsBackref().remove(subItem1);
Category category = new Category();
category.setName("category");
item1.setCategory(category);
category.setExampleItem(item1_1);
s = openSession();
tx = s.beginTransaction();
Item item1Merged = (Item) s.merge(item1);
// the element should have been removed
assertEquals(1, item1Merged.getSubItemsBackref().size());
assertTrue(item1Merged.getSubItemsBackref().contains(subItem2));
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
item1 = (Item) s.get(Item.class, item1.getId());
assertEquals(1, item1.getSubItemsBackref().size());
assertTrue(item1.getSubItemsBackref().contains(subItem2));
// because cascade includes "delete-orphan" the removed SubItem should have been deleted.
subItem1 = (SubItem) s.get(SubItem.class, subItem1.getId());
assertNull(subItem1);
tx.commit();
s.close();
cleanup();
}
@Test
// @FailureExpected( jiraKey = "HHH-9106" )
public void testTopLevelUnidirOneToManyBackrefWithRemovedElement() {
Item item1 = new Item();
item1.setName("item1 name");
SubItem subItem1 = new SubItem();
subItem1.setName("subItem1 name");
item1.getSubItemsBackref().add(subItem1);
SubItem subItem2 = new SubItem();
subItem2.setName("subItem2 name");
item1.getSubItemsBackref().add(subItem2);
Session s = openSession();
Transaction tx = s.beginTransaction();
s.persist(item1);
tx.commit();
s.close();
// get another representation of item1
s = openSession();
tx = s.beginTransaction();
Item item1_1 = (Item) s.get(Item.class, item1.getId());
tx.commit();
s.close();
assertFalse(Hibernate.isInitialized(item1_1.getSubItemsBackref()));
Category category = new Category();
category.setName("category");
item1.setCategory(category);
category.setExampleItem(item1_1);
// remove subItem1 from top-level Item
item1.getSubItemsBackref().remove(subItem1);
s = openSession();
tx = s.beginTransaction();
Item item1Merged = (Item) s.merge(item1);
// entity should have been removed
assertEquals(1, item1Merged.getSubItemsBackref().size());
tx.commit();
s.close();
s = openSession();
tx = s.beginTransaction();
item1 = (Item) s.get(Item.class, item1.getId());
assertEquals(1, item1.getSubItemsBackref().size());
subItem1 = (SubItem) s.get(SubItem.class, subItem1.getId());
// cascade does not include delete-orphan, so subItem1 should still be persistent.
assertNotNull(subItem1);
tx.commit();
cleanup();
}