TEST :model groups (ALL) : 'all', appear under 'extension', which is part of a complexType, and has minOccurs=0, maxOccurs=0
http://www.w3.org/TR/2004/REC-xmlschema-1-20041028/#Model_Groups
| Item | Value |
|---|---|
| title | mgO021 - mgO021 |
| name | mgO021 |
| source | ../mgO021.xsd |
| schemaName | ../mgO021.xsd |
| keywords | schema negative |
| package | javasoft.sqe.tests.modelgroups.mgo021 |