def test_order_tweets_negative_highest():
    actual = [
        tweet.polarity
        for tweet in order_tweets_by_polarity(tweets, positive_highest=False)
    ]
    expected = [-0.3333333333333333, -0.19999999999999998, 0.125, 0.8, 1.0]
    assert actual == expected
def test_order_tweets_positive_highest():
    actual = [tweet.polarity for tweet in order_tweets_by_polarity(tweets)]
    expected = [1.0, 0.8, 0.125, -0.19999999999999998,
                -0.3333333333333333]
    assert actual == expected