bug number: 1865
description: XML unmarshalling validation does not always check required flag.
castor: version 1.0.5 and SVN 12th Feb 2007

TestRequired.java checks that the unmarshalling of 4 XML files fails
due to missing required attribute on the <dog> element.

dog1.xml contains a dog with no attributes. This fails unmarshalling.

dog2.xml contains a dog with 1 attribute present and 1 missing. This
fails unmarshalling.

kennel1.xml contains a kennel, containing 1 dog with no attributes. This
fail unmarshalling.

kennel2.xml contains a kennel, containing 1 dog with 1 attribute present
and 1 missing. This does not fail unmarshalling.