def get_next_id(self):
        try:
            query = {'_id': 'last_id'}
            update = {'$inc': {'id': 1}}
            fn = self.db.internal.find_and_modify
            row = fn(query, update, upsert=True, new=True)
        except Exception as e:
            raise DatabaseException(e)
        return row['id']
def test_dummy_request():
    from rasa.nlu.emulators.no_emulator import NoEmulator

    em = NoEmulator()
    norm = em.normalise_request_json({"text": ["arb text"]})
    assert norm == {"text": "arb text", "time": None}

    norm = em.normalise_request_json({"text": ["arb text"], "time": "1499279161658"})
    assert norm == {"text": "arb text", "time": "1499279161658"}