'L{NewsShelf.notifyModerator} sends a moderation email to a single
moderator.'

def test_notifyModerator(self):

    shelf = NewsShelf('example.com', self.mktemp(), 'alice@example.com')
    shelf.sendmail = self.sendmail
    shelf.notifyModerator('bob@example.org', Article('Foo:    bar', 'Some    text'))
    self.assertEqual(len(self._email), 1)
