Examples with E4 org.apache.cayenne.commitlog.db.E4 used on opensource projects

Example 1 with E4

use of org.apache.cayenne.commitlog.db.E4 in project cayenne by apache.

the class CommitLogFilter_All_FlattenedIT method testPostCommit_UpdateToMany.

@Test
public void testPostCommit_UpdateToMany() throws SQLException {
    e3.insert(1);
    e4.insert(11);
    e4.insert(12);
    e34.insert(1, 11);
    final E3 e3 = SelectById.query(E3.class, 1).selectOne(context);
    final E4 e4_1 = SelectById.query(E4.class, 11).selectOne(context);
    final E4 e4_2 = SelectById.query(E4.class, 12).selectOne(context);
    doAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocation) throws Throwable {
            assertSame(context, invocation.getArguments()[0]);
            ChangeMap changes = (ChangeMap) invocation.getArguments()[1];
            assertNotNull(changes);
            assertEquals(3, changes.getUniqueChanges().size());
            ObjectChange e3c = changes.getChanges().get(new ObjectId("E3", E3.ID_PK_COLUMN, 1));
            assertNotNull(e3c);
            assertEquals(ObjectChangeType.UPDATE, e3c.getType());
            assertEquals(0, e3c.getAttributeChanges().size());
            assertEquals(1, e3c.getToManyRelationshipChanges().size());
            ToManyRelationshipChange e3c1 = e3c.getToManyRelationshipChanges().get(E3.E4S.getName());
            assertNotNull(e3c1);
            assertEquals(1, e3c1.getAdded().size());
            assertTrue(e3c1.getAdded().contains(e4_2.getObjectId()));
            assertEquals(1, e3c1.getRemoved().size());
            assertTrue(e3c1.getRemoved().contains(e4_1.getObjectId()));
            ObjectChange e41c = changes.getChanges().get(new ObjectId("E4", E4.ID_PK_COLUMN, 11));
            assertNotNull(e41c);
            assertEquals(ObjectChangeType.UPDATE, e41c.getType());
            assertEquals(0, e41c.getAttributeChanges().size());
            assertEquals(1, e41c.getToManyRelationshipChanges().size());
            ToManyRelationshipChange e41c1 = e41c.getToManyRelationshipChanges().get(E4.E3S.getName());
            assertNotNull(e41c);
            assertEquals(0, e41c1.getAdded().size());
            assertEquals(1, e41c1.getRemoved().size());
            assertTrue(e41c1.getRemoved().contains(e3.getObjectId()));
            ObjectChange e42c = changes.getChanges().get(new ObjectId("E4", E4.ID_PK_COLUMN, 12));
            assertNotNull(e42c);
            assertEquals(ObjectChangeType.UPDATE, e42c.getType());
            assertEquals(0, e42c.getAttributeChanges().size());
            assertEquals(1, e42c.getToManyRelationshipChanges().size());
            ToManyRelationshipChange e42c1 = e42c.getToManyRelationshipChanges().get(E4.E3S.getName());
            assertNotNull(e42c);
            assertEquals(0, e42c1.getRemoved().size());
            assertEquals(1, e42c1.getAdded().size());
            assertTrue(e42c1.getAdded().contains(e3.getObjectId()));
            return null;
        }
    }).when(mockListener).onPostCommit(any(ObjectContext.class), any(ChangeMap.class));
    e3.removeFromE4s(e4_1);
    e3.addToE4s(e4_2);
    context.commitChanges();
    verify(mockListener).onPostCommit(any(ObjectContext.class), any(ChangeMap.class));
}