test/schemas/hexbinary_1.xml

<?xml version="1.0"?>
<!-- all (except 2 first) should fail to validate -->
<xsd_hexBinary>
  <hex></hex>
  <hex/>
  <hex>0</hex>
  <hex>0123456789ABCDEFGH</hex>
  <hex>+abcdef0123456789</hex>
  <hex>-0123456789abcdef</hex>
  <!-- minLength and maxLength -->
  <hex2>112233445566778899</hex2>
  <!-- length -->
  <hex3>ab</hex3>
  <hex3>00fedc</hex3>
</xsd_hexBinary>