TEST :Syntax Checking (id, ref) : parent is restriction: minOccurs=1, maxOccurs=0
http://www.w3.org/TR/2004/REC-xmlschema-1-20041028/#cModel_Group_Definitions
| Item | Value | 
|---|---|
| title | groupH023 - groupH023 | 
| name | groupH023 | 
| source | ../groupH023.xsd | 
| schemaName | ../groupH023.xsd | 
| keywords | schema negative | 
| package | javasoft.sqe.tests.group.grouph023 |