1 files changed, 4 insertions, 0 deletions
diff --git a/tests/ui.scm b/tests/ui.scm
index 7cc02649e1..db90cdd479 100644
--- a/tests/ui.scm
+++ b/tests/ui.scm
@@ -189,6 +189,10 @@ Second line" 24))
   (inexact->exact (round (* 1.2 (expt 2 30))))
   (size->number "1.2GiB"))
 
+(test-equal "size->number, 1T"
+  (expt 2 40)
+  (size->number "1T"))
+
 (test-assert "size->number, invalid unit"
   (catch 'quit
     (lambda ()