TEST :model groups (ALL) : choice: minOccurs=1, maxOccurs=0
http://www.w3.org/TR/2004/REC-xmlschema-1-20041028/#Model_Groups
| Item | Value | 
|---|---|
| title | mgJ028 - mgJ028 | 
| name | mgJ028 | 
| source | ../mgJ028.xsd | 
| schemaName | ../mgJ028.xsd | 
| keywords | schema negative | 
| package | javasoft.sqe.tests.modelgroups.mgj028 |