'Doesn\'t return helpful votes within time range'

def test_current_articles_helpful(self):

    r = _make_backdated_revision(90)
    for x in range(0, 3):
        _add_vote_in_past(r, 1, 3)
    for x in range(0, 2):
        _add_vote_in_past(r, 0, 3)
    old_data = {r.document.id: {'percentage': 0.2, 'total': 5.0}}
    result = _get_current_unhelpful(old_data)
    eq_(0, len(result))
