'Ensure we can properly delete from Mongo via DocManager.'

def test_remove(self):

    docc = {'_id': '1', 'name': 'John'}
    self.choosy_docman.upsert(docc, *TESTARGS)
    self.assertEqual(len(list(self._search())), 1)
    self.choosy_docman.remove(docc['_id'], *TESTARGS)
    self.assertEqual(len(list(self._search())), 0)
