Patch to fix CiviCRM Wordpress contribution form test-drive mode

fix_civi_wordpress_test_drive.patch

--- a/WordPress/civicrm.php
+++ b/WordPress/civicrm.php
@@ -730,6 +730,10 @@ function civicrm_shortcode_handler( $atts ) {
     switch ( $component ) {
     case 'contribution':
         $args['q' ] = 'civicrm/contribute/transact';
+        // Set test drive mode. Civi calls this 'preview' and the shortcode calls it 'test'
+        if ( $mode == 'test' ) {
+            $args['action'] = 'preview';
+        }
         break;
 
     case 'event':