tests/providers/redis/sensors/test_redis_key.py

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import unittest

import pytest

from airflow.models.dag import DAG
from airflow.providers.redis.hooks.redis import RedisHook
from airflow.providers.redis.sensors.redis_key import RedisKeySensor
from airflow.utils import timezone

DEFAULT_DATE = timezone.datetime(2017, 1, 1)


@pytest.mark.integration("redis")
class TestRedisSensor(unittest.TestCase):
    def setUp(self):
        args = {'owner': 'airflow', 'start_date': DEFAULT_DATE}

        self.dag = DAG('test_dag_id', default_args=args)
        self.sensor = RedisKeySensor(
            task_id='test_task', redis_conn_id='redis_default', dag=self.dag, key='test_key'
        )

    def test_poke(self):
        hook = RedisHook(redis_conn_id='redis_default')
        redis = hook.get_conn()
        redis.set('test_key', 'test_value')
        assert self.sensor.poke(None), "Key exists on first call."
        redis.delete('test_key')
        assert not self.sensor.poke(None), "Key does NOT exists on second call."