Improvents for sentiment/popular

tests/test_sentiment_reddit_api.py

@@ -0,0 +1,13 @@
+""" discovery/short_interest_api.py tests """
+# noqa: F401
+import unittest
+
+# pylint: disable=unused-import
+import pytest
+
+from gamestonk_terminal.sentiment.reddit_api import popular_tickers
+
+
+class TestSentimentRedditApi(unittest.TestCase):
+    def test_popular_tickers(self):
+        popular_tickers(["-s", "wallstreetbets"])