diff --git a/app/tests/Domain/Entity/EpisodeTest.php b/app/tests/Domain/Entity/EpisodeTest.php
index 29e9c3e..0e3e84c 100644
--- a/app/tests/Domain/Entity/EpisodeTest.php
+++ b/app/tests/Domain/Entity/EpisodeTest.php
@@ -16,6 +16,17 @@ class EpisodeTest extends TestCase
 
         $r = Episode::parseDurationFromLength($oneHourThirtyMinutes);
         $this->assertEquals("01:30:00", $r);
-    }
 
+        $r = Episode::parseDurationFromLength($fortyNineMinutesEightSeconds);
+        $this->assertEquals("49:08", $r);
+
+        $r = Episode::parseDurationFromLength($fourMinutesTwentySeconds);
+        $this->assertEquals("04:20", $r); // nice!
+
+        $r = Episode::parseDurationFromLength($sixMinutesNineSeconds);
+        $this->assertEquals("06:09", $r); // nice!
+
+        $r = Episode::parseDurationFromLength($twentyThreeHoursFortyThreeMinutesTwelveSeconds);
+        $this->assertEquals("23:43:12", $r);
+    }
 }