diff --git a/core/modules/filter/lib/Drupal/filter/Tests/FilterUnitTest.php b/core/modules/filter/lib/Drupal/filter/Tests/FilterUnitTest.php
index 7dab9f6..5b2f9b8 100644
--- a/core/modules/filter/lib/Drupal/filter/Tests/FilterUnitTest.php
+++ b/core/modules/filter/lib/Drupal/filter/Tests/FilterUnitTest.php
@@ -449,6 +449,7 @@ http://twitter.com/#!/example/status/22376963142324226
 ftp://user:pass@ftp.example.com/~home/dir1
 sftp://user@nonstandardport:222/dir
 ssh://192.168.0.100/srv/git/drupal.git
+www.parenthesis.com/(session)/index.aspx
 ' => array(
         '<a href="http://trailingslash.com/">http://trailingslash.com/</a>' => TRUE,
         '<a href="http://www.trailingslash.com/">www.trailingslash.com/</a>' => TRUE,
@@ -458,6 +459,7 @@ ssh://192.168.0.100/srv/git/drupal.git
         '<a href="ftp://user:pass@ftp.example.com/~home/dir1">ftp://user:pass@ftp.example.com/~home/dir1</a>' => TRUE,
         '<a href="sftp://user@nonstandardport:222/dir">sftp://user@nonstandardport:222/dir</a>' => TRUE,
         '<a href="ssh://192.168.0.100/srv/git/drupal.git">ssh://192.168.0.100/srv/git/drupal.git</a>' => TRUE,
+	'<a href="http://www.parenthesis.com/(session)/index.aspx">www.parenthesis.com/(session)/index.aspx</a>' => TRUE,
       ),
       // Encoding.
       '