TEST :Identity-constraint Definition Schema Component : keyref Declaration with mandatory attribute name = 'keyrefName' , another keyref idConstraint object with a name="keyrefName"
http://www.w3.org/TR/2004/REC-xmlschema-1-20041028/#cIdentity-constraint_Definitions
| Item | Value | 
|---|---|
| title | idC018 - idC018 | 
| name | idC018 | 
| source | ../idC018.xsd | 
| schemaName | ../idC018.xsd | 
| keywords | schema negative | 
| package | javasoft.sqe.tests.identityconstraint.idc018 |