public void testRead() throws InvalidWishesFile {
wishesReader = new WishesReader(fileStream);
wishesReader.read();
EveningSchedule schedule = wishesReader.getEveningSchedule();
int countTeachers = schedule.getTeachers().size();
int countParents = schedule.getParents().size();
int countEvents = schedule.getEvents().size();
System.out.println(
"I read an evening with " + Evening.getEvening().getCountSlot() + " slots\n" +
"He has the follwoing interval: " + Evening.getEvening().getEveningInterval() + "\n" +
"He has " + countTeachers + " teachers, " + countParents + " parents" + " and " +countEvents + " events"
);