diff --git a/tests/get_last_downloaded_file_before_gap_test.py b/tests/get_last_downloaded_file_before_gap_test.py
index e10170b..be84050 100644
--- a/tests/get_last_downloaded_file_before_gap_test.py
+++ b/tests/get_last_downloaded_file_before_gap_test.py
@@ -1,4 +1,5 @@
 from random import shuffle
+from typing import Generator
 import unittest
 
 from podcast_downloader.downloaded import get_last_downloaded_file_before_gap
@@ -14,12 +15,7 @@ def test_should_return_none_for_empty_collections(self):
 
     def test_should_return_none_for_empty_directory_files(self):
         # Assign
-        feed_files = [
-            "podcast_episode_1.mp3",
-            "podcast_episode_2.mp3",
-            "podcast_episode_3.mp3",
-            "podcast_episode_4.mp3",
-        ]
+        feed_files = list(generate_podcast_files_episodes(4))
 
         # Act
         result = get_last_downloaded_file_before_gap(feed_files, [])
@@ -29,12 +25,7 @@ def test_should_return_none_for_empty_directory_files(self):
 
     def test_should_return_last_for_nonempty_directory_files(self):
         # Assign
-        feed_files = [
-            "podcast_episode_1.mp3",
-            "podcast_episode_2.mp3",
-            "podcast_episode_3.mp3",
-            "podcast_episode_4.mp3",
-        ]
+        feed_files = list(generate_podcast_files_episodes(4))
 
         directory_files = feed_files.copy()
 
@@ -48,12 +39,7 @@ def test_should_return_last_for_nonempty_directory_files(self):
 
     def test_should_return_last_according_the_feed_order(self):
         # Assign
-        feed_files = [
-            "podcast_episode_1.mp3",
-            "podcast_episode_2.mp3",
-            "podcast_episode_3.mp3",
-            "podcast_episode_4.mp3",
-        ]
+        feed_files = list(generate_podcast_files_episodes(4))
 
         directory_files = feed_files[0:-1]
         shuffle(directory_files)
@@ -66,3 +52,8 @@ def test_should_return_last_according_the_feed_order(self):
         self.assertEqual(
             result, feed_files[-1], "Should return the last files from the feed"
         )
+
+
+def generate_podcast_files_episodes(n: int) -> Generator[str, None, None]:
+    for i in range(1, n + 1):
+        yield f"podcast_episode_{i}.mp3"