diff --git a/RoboFile.php b/RoboFile.php
index 1f7f015551..c434fe8160 100644
--- a/RoboFile.php
+++ b/RoboFile.php
@@ -199,10 +199,16 @@ class RoboFile extends \Robo\Tasks {
     return $this->_exec($command);
   }
 
-  function testDebug() {
-    $this->_exec('vendor/bin/codecept build');
+  function testDebug($opts=['file' => null, 'xml' => false]) {
     $this->loadEnv();
-    return $this->_exec('vendor/bin/codecept run unit --debug');
+    $this->_exec('vendor/bin/codecept build');
+
+    $command = 'vendor/bin/codecept run unit --debug -f '.(($opts['file']) ? $opts['file'] : '');
+
+    if($opts['xml']) {
+      $command .= ' --xml';
+    }
+    return $this->_exec($command);
   }
 
   function testFailed() {
@@ -415,4 +421,4 @@ class RoboFile extends \Robo\Tasks {
     require_once(ABSPATH . WPINC . '/plugin.php');
     require_once(ABSPATH . 'wp-admin/includes/plugin.php');
   }
-}
\ No newline at end of file
+}