GIF89a;
Mini Shell
Mini Shell
#!/usr/bin/python -u
import libxml2
import sys
ARG = 'test string'
class ErrorHandler:
def __init__(self):
self.errors = []
def handler(self, msg, data):
if data != ARG:
raise Exception("Error handler did not receive correct argument")
self.errors.append(msg)
# Memory debug specific
libxml2.debugMemory(1)
schema="""<?xml version="1.0" encoding="iso-8859-1"?>
<schema xmlns = "http://www.w3.org/2001/XMLSchema">
<element name = "Customer">
<complexType>
<sequence>
<element name = "FirstName" type = "string" />
<element name = "MiddleInitial" type = "string" />
<element name = "LastName" type = "string" />
</sequence>
<attribute name = "customerID" type = "integer" />
</complexType>
</element>
</schema>"""
valid="""<?xml version="1.0" encoding="iso-8859-1"?>
<Customer customerID = "24332">
<FirstName>Raymond</FirstName>
<MiddleInitial>G</MiddleInitial>
<LastName>Bayliss</LastName>
</Customer>
"""
invalid="""<?xml version="1.0" encoding="iso-8859-1"?>
<Customer customerID = "24332">
<MiddleInitial>G</MiddleInitial>
<LastName>Bayliss</LastName>
</Customer>
"""
e = ErrorHandler()
ctxt_parser = libxml2.schemaNewMemParserCtxt(schema, len(schema))
ctxt_schema = ctxt_parser.schemaParse()
ctxt_valid = ctxt_schema.schemaNewValidCtxt()
ctxt_valid.setValidityErrorHandler(e.handler, e.handler, ARG)
# Test valid document
doc = libxml2.parseDoc(valid)
ret = doc.schemaValidateDoc(ctxt_valid)
if ret != 0 or e.errors:
print("error doing schema validation")
sys.exit(1)
doc.freeDoc()
# Test invalid document
doc = libxml2.parseDoc(invalid)
ret = doc.schemaValidateDoc(ctxt_valid)
if ret == 0 or not e.errors:
print("Error: document supposer to be schema invalid")
sys.exit(1)
doc.freeDoc()
del ctxt_parser
del ctxt_schema
del ctxt_valid
libxml2.schemaCleanupTypes()
# Memory debug specific
libxml2.cleanupParser()
if libxml2.debugMemory(1) == 0:
print("OK")
else:
print("Memory leak %d bytes" % (libxml2.debugMemory(1)))
libxml2.dumpMemory()
./BlackJoker Mini Shell 1.0