TEST :Identity-constraint Definition Schema Component : unique element, content of two selectors and then a field
http://www.w3.org/TR/2004/REC-xmlschema-1-20041028/#cIdentity-constraint_Definitions
| Item | Value | 
|---|---|
| title | idA046 - idA046 | 
| name | idA046 | 
| source | ../idA046.xsd | 
| schemaName | ../idA046.xsd | 
| keywords | schema negative | 
| package | javasoft.sqe.tests.identityconstraint.ida046 |