diag.t: Load test.pl in BEGIN

so that parentheses can be omitted in tests to be added.

diff --git a/t/porting/diag.t b/t/porting/diag.t
index 4325fdc..4eef1df 100644 (file)
--- a/t/porting/diag.t
+++ b/t/porting/diag.t
@@ -2,8 +2,10 @@
 use warnings;
 use strict;
 
-chdir 't';
-require './test.pl';
+BEGIN {
+  chdir 't';
+  require './test.pl';
+}
 
 plan('no_plan');