X-Git-Url: https://vcs.fsf.org/?p=exim.git;a=blobdiff_plain;f=test%2Flib%2FExim%2FRuntest.pm;h=845388b8b268cb172e17b0582ebd7fa3d97dad03;hp=e60fce1e6326cf889530adb377af1940d0f3cc26;hb=b1227303735a346c79fd0734c9efb5d13609ad55;hpb=100122504d03e5583b8321f939d4f688ab16886c

diff --git a/test/lib/Exim/Runtest.pm b/test/lib/Exim/Runtest.pm
index e60fce1e6..845388b8b 100644
--- a/test/lib/Exim/Runtest.pm
+++ b/test/lib/Exim/Runtest.pm
@@ -23,7 +23,7 @@ for the F<runtest> script. No functions are exported yet.
 =cut
 
 sub mailgroup {
-    my $group = shift;
+    my $group = shift // croak "Need a default group name.";
 
     croak "Need a group *name*, not a numeric group id."
         if $group =~ /^\d+$/;