test1/public/drupal/modules/migrate_plus/migrate_exam.../data/0001.xml

<?xml version="1.0" encoding="UTF-8"?>
<producer>
  <name>Lolonis Winery</name>
  <description>Makers of Ladybug Red</description>
  <authorid>3</authorid>
  <region>Redwood Valley</region>
</producer>