Mukul Gandhi created XERCESJ-1743:
-------------------------------------

             Summary: XSD simpleType enumeration values must satisfy base type 
assertions, by only analyzing an XSD schema
                 Key: XERCESJ-1743
                 URL: https://issues.apache.org/jira/browse/XERCESJ-1743
             Project: Xerces2-J
          Issue Type: Bug
          Components: XML Schema 1.1 Datatypes, XML Schema 1.1 Structures
            Reporter: Mukul Gandhi


Please consider following XSD 1.1 document,

<?xml version="1.0"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema";>
    
    <xs:element name="color">
       <xs:simpleType>
          <xs:restriction base="Color">
             <xs:enumeration value="a"/>
             <xs:enumeration value="b"/>
             <xs:enumeration value="c"/>
          </xs:restriction>
       </xs:simpleType>
    </xs:element>
    
    <xs:simpleType name="Color">
       <xs:restriction base="xs:string">
          <xs:assertion test="matches($value, '^(red|green|blue|yellow)$')"/>
       </xs:restriction>
    </xs:simpleType>

</xs:schema>

The above XSD document should be invalid, because simpleType enumeration 
value(s) don't satisfy base type assertion facet. This invalidity assessment, 
must be detected while analyzing an XSD schema (i.e, when building the XSD 
schema component model).

Currently, XercesJ XSD 1.1 validator is not able to do this.



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