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#!/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)
dtd="""<!ELEMENT foo EMPTY>"""
valid="""<?xml version="1.0"?>
<foo></foo>"""
invalid="""<?xml version="1.0"?>
<foo><bar/></foo>"""
dtd = libxml2.parseDTD(None, 'test.dtd')
ctxt = libxml2.newValidCtxt()
e = ErrorHandler()
ctxt.setValidityErrorHandler(e.handler, e.handler, ARG)
# Test valid document
doc = libxml2.parseDoc(valid)
ret = doc.validateDtd(ctxt, dtd)
if ret != 1 or e.errors:
print("error doing DTD validation")
sys.exit(1)
doc.freeDoc()
# Test invalid document
doc = libxml2.parseDoc(invalid)
ret = doc.validateDtd(ctxt, dtd)
if ret != 0 or not e.errors:
print("Error: document supposed to be invalid")
doc.freeDoc()
dtd.freeDtd()
del dtd
del ctxt
# Memory debug specific
libxml2.cleanupParser()
if libxml2.debugMemory(1) == 0:
print("OK")
else:
print("Memory leak %d bytes" % (libxml2.debugMemory(1)))
libxml2.dumpMemory()