src/Mod/Test/TestData/bad_root_node.xml

<?xml version="1.0" encoding="utf-8" standalone="no" ?>
<notpackage format="1" xmlns="https://wiki.freecad.org/Package_Metadata">
  <name>Bad root node</name>
  <description>The root node is not called "package".</description>
  <version>1.0.0</version>
</notpackage>