TEST :Syntax Checking for simpleType Declaration : Union with optional attribute id = 'foo123' , another object with an ID ='foo123'
http://www.w3.org/TR/2004/REC-xmlschema-1-20041028/#Simple_Type_Definitions
| Item | Value | 
|---|---|
| title | stE002 - stE002 | 
| name | stE002 | 
| source | ../stE002.xsd | 
| schemaName | ../stE002.xsd | 
| keywords | schema negative | 
| package | javasoft.sqe.tests.simpletype.ste002 |