compare(ticket, constructed);
assertEquals(1, constructed.changes.size());
// C2: set owner
Change c2 = new Change("C2");
c2.comment("I'll fix this");
c2.setField(Field.responsible, c2.author);
constructed = service.updateTicket(getRepository(), ticket.number, c2);
assertNotNull(constructed);
assertEquals(2, constructed.changes.size());
assertEquals(c2.author, constructed.responsible);