diff --git a/tests/test_gnews.py b/tests/test_gnews.py
index d8fca5c..7c788b6 100644
--- a/tests/test_gnews.py
+++ b/tests/test_gnews.py
@@ -33,13 +33,19 @@ def test_get_news_by_location(self):
         self.assertTrue(isinstance(news_articles, list))
         self.assertTrue(len(news_articles) > 0)
 
-    def test_get_news_by_site(self):
-        # Test that get_news_by_site returns a non-empty list of news articles for a valid site
+        def test_get_news_by_site_valid(self):
+        # Test that get_news_by_site returns news articles for a valid site domain
         site = "cnn.com"
-        news_articles - self.gnews.get_news_by_site(site)
+        news_articles = self.gnews.get_news_by_site(site)
         self.assertTrue(isinstance(news_articles, list))
         self.assertTrue(len(news_articles) > 0)
 
+    def test_get_news_by_site_invalid(self):
+        # Test that get_news_by_site returns an empty list for an invalid site domain
+        site = "invalidsite123.com"
+        news_articles = self.gnews.get_news_by_site(site)
+        self.assertEqual(news_articles, [])
+
     def test_get_full_article(self):
         pass
         # Test that get_full_article returns a valid article object for a valid URL