def test_command_next_404(self):
xkcd.sel_comic = 403
xkcd.cur_max_comic = 1000
xkcd.command_next()
self.assertEqual(xkcd.sel_comic, 405)
def test_command_next_max(self):
xkcd.sel_comic = 1000
xkcd.cur_max_comic = 1000
xkcd.command_next()
self.assertEqual(xkcd.sel_comic, 1000)
def test_command_next_many(self):
xkcd.sel_comic = 656
xkcd.cur_max_comic = 1000
xkcd.command_next(10)
self.assertEqual(xkcd.sel_comic, 666)