From 8e113b08bfdc02d1ebc89c2234d5175d4bf6933f Mon Sep 17 00:00:00 2001
From: Martin Doppelreiter <mdo@atikon.com>
Date: Fri, 28 Oct 2016 10:25:43 +0200
Subject: [PATCH] fixes undef string concatenation warning for alert text

---
 lib/Test/WWW/WebKit.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/Test/WWW/WebKit.pm b/lib/Test/WWW/WebKit.pm
index b2c969f..20cc4ae 100644
--- a/lib/Test/WWW/WebKit.pm
+++ b/lib/Test/WWW/WebKit.pm
@@ -285,7 +285,7 @@ sub wait_for_alert_ok {
     my ($self, $text, $timeout) = @_;
     local $Test::Builder::Level = $Test::Builder::Level + 1;
 
-    ok($self->wait_for_alert($text, $timeout), "wait_for_alert_ok($text)")
+    ok($self->wait_for_alert($text, $timeout), 'wait_for_alert_ok(' . ($text // '') . ')')
         or diag(
             @{ $self->alerts }
             ? 'Last alert was: "' . $self->alerts->[-1] . '"'