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libxml2 2.9.1

    1: #!/usr/bin/python -u
    2: import libxml2
    3: import sys
    4: 
    5: ARG = 'test string'
    6: 
    7: class ErrorHandler:
    8: 
    9:     def __init__(self):
   10:         self.errors = []
   11: 
   12:     def handler(self, msg, data):
   13:         if data != ARG:
   14:             raise Exception("Error handler did not receive correct argument")
   15:         self.errors.append(msg)
   16: 
   17: # Memory debug specific
   18: libxml2.debugMemory(1)
   19: 
   20: schema="""<?xml version="1.0" encoding="iso-8859-1"?>
   21: <schema xmlns = "http://www.w3.org/2001/XMLSchema">
   22: 	<element name = "Customer">
   23: 		<complexType>
   24: 			<sequence>
   25: 				<element name = "FirstName" type = "string" />
   26: 				<element name = "MiddleInitial" type = "string" />
   27: 				<element name = "LastName" type = "string" />
   28: 			</sequence>
   29: 			<attribute name = "customerID" type = "integer" />
   30: 		</complexType>
   31: 	</element>
   32: </schema>"""
   33: 
   34: valid="""<?xml version="1.0" encoding="iso-8859-1"?>
   35: <Customer customerID = "24332">
   36: 	<FirstName>Raymond</FirstName>
   37: 	<MiddleInitial>G</MiddleInitial>
   38: 	<LastName>Bayliss</LastName>
   39: </Customer>	
   40: """
   41: 
   42: invalid="""<?xml version="1.0" encoding="iso-8859-1"?>
   43: <Customer customerID = "24332">
   44: 	<MiddleInitial>G</MiddleInitial>
   45: 	<LastName>Bayliss</LastName>
   46: </Customer>	
   47: """
   48: 
   49: e = ErrorHandler()
   50: ctxt_parser = libxml2.schemaNewMemParserCtxt(schema, len(schema))
   51: ctxt_schema = ctxt_parser.schemaParse()
   52: ctxt_valid  = ctxt_schema.schemaNewValidCtxt()
   53: ctxt_valid.setValidityErrorHandler(e.handler, e.handler, ARG)
   54: 
   55: # Test valid document
   56: doc = libxml2.parseDoc(valid)
   57: ret = doc.schemaValidateDoc(ctxt_valid)
   58: if ret != 0 or e.errors:
   59:     print("error doing schema validation")
   60:     sys.exit(1)
   61: doc.freeDoc()
   62: 
   63: # Test invalid document
   64: doc = libxml2.parseDoc(invalid)
   65: ret = doc.schemaValidateDoc(ctxt_valid)
   66: if ret == 0 or not e.errors:
   67:     print("Error: document supposer to be schema invalid")
   68:     sys.exit(1)
   69: doc.freeDoc()
   70: 
   71: del ctxt_parser
   72: del ctxt_schema
   73: del ctxt_valid
   74: libxml2.schemaCleanupTypes()
   75: 
   76: # Memory debug specific
   77: libxml2.cleanupParser()
   78: if libxml2.debugMemory(1) == 0:
   79:     print("OK")
   80: else:
   81:     print("Memory leak %d bytes" % (libxml2.debugMemory(1)))
   82:     libxml2.dumpMemory()
   83: