// kermit has no root tasks and no subtasks assigned
// include subtasks
query = taskService.createTaskQuery().taskAssignee("kermit").orderByTaskCreateTime().asc();
assertEquals(0, query.count());
assertEquals(0, query.listPage(0, 2).size());
assertNull(query.singleResult());
// exclude subtasks
query = taskService.createTaskQuery().taskAssignee("kermit").excludeSubtasks().orderByTaskCreateTime().desc();
assertEquals(0, query.count());
assertEquals(0, query.listPage(0, 2).size());
assertNull(query.singleResult());