//Pawel
    @Test
    void getUsersAssignedEvent() {
        assertNull(FitnessContext.getUsersAssignedEvent(
                new FitnessClass(1,"",new java.util.Date(),
                        1,1.0)));
    }

    @Test
    void insertUser() {
        User user = new User("ebebe","ebebe",0,1.0);
        String login = "ebebe";
        String password = "1234";
        FitnessContext.insertUser(user, login,password);
        assertEquals(FitnessContext.getUser(login,password),user);
    }

    @Test
    void insertEvent() {
        FitnessClass event = new FitnessClass(1,"Jakies stare zajecia",FitnessContext.convertStringToDate("2019-03-09 11:00"),
                15,35.0);
        FitnessContext.insertEvent(event);
        assertEquals(FitnessContext.getEventById(1),event);
    }

    @Test
    void insertEventToUser() {
        String login = "admin";
        String password = "admin1";
        User user = FitnessContext.getUser(login,password);
        FitnessClass event = new FitnessClass(1,"Jakies stare zajecia",FitnessContext.convertStringToDate("2019-03-09 11:00"),
                15,35.0);

        FitnessContext.insertEventToUser(user,event,true);
        ArrayList<FitnessClass> x = FitnessContext.getEventsAssignedUser(user);
        FitnessClass y = x.get(x.size() - 1);
        assertEquals(y.getId(),1);

    }

    @Test
    void updateBalanceTransfer() {
        String login = "admin";
        String password = "admin1";

        User user = FitnessContext.getUser(login,password);
        FitnessContext.updateBalanceTransfer(user, (float) 10000.0);
        user = FitnessContext.getUser(login,password);
        assertEquals(user.getBalance(),10000.0);
    }