public class TestTaskScheduleEvent extends TaskTestCase {
public void testTaskScheduleEventIsSendOnTaskEndChange() {
TaskManager taskManager = getTaskManager();
Task task1 = taskManager.createTask();
TaskListenerImpl listener = new TaskListenerImpl(taskManager);
taskManager.addTaskListener(listener);
GanttCalendar taskEnd = task1.getEnd().Clone();
taskEnd.add(1);
TaskMutator mutator = task1.createMutator();
mutator.setEnd(taskEnd);
mutator.commit();