diff --git a/tests/modules/test_cmus.py b/tests/modules/test_cmus.py
index e7118d1..ce1f77c 100644
--- a/tests/modules/test_cmus.py
+++ b/tests/modules/test_cmus.py
@@ -44,10 +44,22 @@ tag comment comment
             album="an album", status="irrelevant"
         ), None)
         self.module.update_all()
+        self.anyWidget.set("theme.width", 1000)
         self.assertEquals(self.module.description(self.anyWidget),
             "an artist - a title 00:20/01:40"
         )
 
+    def test_scrollable_format(self):
+        self.popen.mock.communicate.return_value = (self.songTemplate.format(
+            artist="an artist", title="a title", duration="100", position="20",
+            album="an album", status="irrelevant"
+        ), None)
+        self.module.update_all()
+        self.anyWidget.set("theme.width", 10)
+        self.assertEquals(self.module.description(self.anyWidget),
+            "an artist - a title 00:20/01:40"[:10]
+        )
+
     def test_repeat(self):
         self.popen.mock.communicate.return_value = ("set repeat false", None)
         self.module.update_all()