/*
  Copyright (C) 2009 Facundo Domínguez 

  This file is part of Spacejunk.

  Spacejunk is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.

  Foobar is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "testdeleteiterator.h"
#include "eventlistenerlist.h"
#include <assert.h>

class EventListener {
 public:
  int id;
  EventListener(int id) : id(id) {}
  operator int () { return id; }
};

typedef EventListenerList<EventListener> EventList;

int mod(int k,int shift){
  return (k + shift) % 3;
};

void DeleteIteratorTest(){
  EventList l;
  for(int k=0;k<3;k++) {
    l.addListener(EventListener(0));
    l.addListener(EventListener(1));
    l.addListener(EventListener(2));
    for(EventList::iterator i=l.begin();i!=l.end();i++){
      if (*i==mod(k,2))
        l.deleteListener(*i);
      for(EventList::iterator i=l.begin();i!=l.end();i++){
        if (*i==mod(k,1))
          l.deleteListener(*i);
      }
    }
    int c=0;
    for(EventList::iterator i=l.begin();i!=l.end();i++){
      c++;
      assert(*i==mod(k,0));
    }
    assert(c==1);
    l.deleteListener(EventListener(mod(k,0)));
    assert(l.begin()==l.end());
    assert(!l.dic.isIterating());
    assert(l.listeners.size()==0);
  }
};