mirror of https://github.com/python/cpython.git
Added test case for pyexpat module that tries to exercise all the handlers
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# Very simple test - Parse a file and print what happens
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# XXX TypeErrors on calling handlers, or on bad return values from a
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# handler, are obscure and unhelpful.
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import sys, string
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import os
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import pyexpat
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class Outputter:
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def StartElementHandler(self, name, attrs):
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print 'Start element:\n\t', name, attrs
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def EndElementHandler(self, name):
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print 'End element:\n\t', name
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def CharacterDataHandler(self, data):
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data = string.strip(data)
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if data:
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print 'Character data:'
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print '\t', repr(data)
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def ProcessingInstructionHandler(self, target, data):
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print 'PI:\n\t', target, data
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def StartNamespaceDeclHandler(self, prefix, uri):
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print 'NS decl:\n\t', prefix, uri
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def EndNamespaceDeclHandler(self, prefix):
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print 'End of NS decl:\n\t', prefix
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def StartCdataSectionHandler(self):
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print 'Start of CDATA section'
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def EndCdataSectionHandler(self):
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print 'End of CDATA section'
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def CommentHandler(self, text):
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print 'Comment:\n\t', repr(text)
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def NotationDeclHandler(self, *args):
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name, base, sysid, pubid = args
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print 'Notation declared:', args
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def UnparsedEntityDeclHandler(self, *args):
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entityName, base, systemId, publicId, notationName = args
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print 'Unparsed entity decl:\n\t', args
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def NotStandaloneHandler(self, userData):
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print 'Not standalone'
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return 1
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def ExternalEntityRefHandler(self, context, base, sysId, pubId):
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print 'External entity ref:', context, base, sysId, pubId
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return 1
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def DefaultHandler(self, userData):
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pass
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def DefaultHandlerExpand(self, userData):
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pass
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out = Outputter()
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parser = pyexpat.ParserCreate(namespace_separator='!')
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for name in ['StartElementHandler', 'EndElementHandler',
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'CharacterDataHandler', 'ProcessingInstructionHandler',
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'UnparsedEntityDeclHandler', 'NotationDeclHandler',
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'StartNamespaceDeclHandler', 'EndNamespaceDeclHandler',
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'CommentHandler', 'StartCdataSectionHandler',
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'EndCdataSectionHandler',
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'DefaultHandler', 'DefaultHandlerExpand',
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#'NotStandaloneHandler',
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'ExternalEntityRefHandler'
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]:
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setattr(parser, name, getattr(out, name) )
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data = """<?xml version="1.0" encoding="iso-8859-1" standalone="no"?>
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<?xml-stylesheet href="stylesheet.css"?>
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<!-- comment data -->
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<!DOCTYPE quotations SYSTEM "quotations.dtd" [
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<!ELEMENT root ANY>
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<!NOTATION notation SYSTEM "notation.jpeg">
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<!ENTITY acirc "â">
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<!ENTITY external_entity SYSTEM "entity.file">
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<!ENTITY unparsed_entity SYSTEM "entity.file" NDATA notation>
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%unparsed_entity;
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]>
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<root>
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<myns:subelement xmlns:myns="http://www.python.org/namespace">
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Contents of subelements
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</myns:subelement>
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<sub2><![CDATA[contents of CDATA section]]></sub2>
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&external_entity;
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</root>
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"""
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try:
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parser.Parse(data, 1)
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except pyexpat.error:
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print '** Error', parser.ErrorCode, pyexpat.ErrorString( parser.ErrorCode)
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print '** Line', parser.ErrorLineNumber
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print '** Column', parser.ErrorColumnNumber
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print '** Byte', parser.ErrorByteIndex
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