#!/usr/bin/python
""" Copyright (c) 2004 Colin Stewart (http://www.owlfish.com/)
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. The name of the author may not be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
If you make any bug fixes or feature enhancements please let me know!
Unit test cases.
"""
import unittest, os
import StringIO
import logging, logging.config
import xml.sax, xml.sax.handler, md5
try:
# check to see if pyxml is installed
from xml.sax.saxlib import LexicalHandler
use_lexical_handler = 1
except ImportError:
use_lexical_handler = 0
class LexicalHandler:
pass
from simpletal import simpleTAL, simpleTALES
if (os.path.exists ("logging.ini")):
logging.config.fileConfig ("logging.ini")
else:
logging.basicConfig()
class XMLChecksumHandler (xml.sax.handler.ContentHandler, xml.sax.handler.DTDHandler, xml.sax.handler.ErrorHandler, LexicalHandler):
def __init__ (self, parser):
xml.sax.handler.ContentHandler.__init__ (self)
self.ourParser = parser
def getDigest (self):
return self.digest.hexdigest()
def startDocument (self):
self.digest = md5.new()
def startPrefixMapping (self, prefix, uri):
self.digest.update (prefix)
self.digest.update (uri)
def endPrefixMapping (self, prefix):
self.digest.update (prefix)
def startElement (self, name, atts):
self.digest.update (name)
allAtts = atts.getNames()
allAtts.sort()
for att in allAtts:
self.digest.update (att)
self.digest.update (atts [att])
def endElement (self, name):
self.digest.update (name)
def characters (self, data):
self.digest.update (data)
def processingInstruction (self, target, data):
self.digest.update (target)
self.digest.update (data)
def comment (self, data):
self.digest.update (data)
def skippedEntity (self, name):
self.digest.update (name)
# DTD Handler
def notationDecl(self, name, publicId, systemId):
self.digest.update (name)
self.digest.update (publicId)
self.digest.update (systemId)
def unparsedEntityDecl(name, publicId, systemId, ndata):
self.digest.update (name)
self.digest.update (publicId)
self.digest.update (systemId)
self.digest.update (ndata)
def error (self, excpt):
print "Error: %s" % str (excpt)
def warning (self, excpt):
print "Warning: %s" % str (excpt)
def startDTD(self, name, publicId, systemId):
self.digest.update (name)
self.digest.update (publicId)
self.digest.update (systemId)
CHECKSUMPARSER = xml.sax.make_parser()
CHECKSUMHANDLER = XMLChecksumHandler(CHECKSUMPARSER)
CHECKSUMPARSER.setContentHandler (CHECKSUMHANDLER)
CHECKSUMPARSER.setDTDHandler (CHECKSUMHANDLER)
CHECKSUMPARSER.setErrorHandler (CHECKSUMHANDLER)
try:
CHECKSUMPARSER.setFeature (xml.sax.handler.feature_external_ges, 0)
except:
pass
if use_lexical_handler:
CHECKSUMPARSER.setProperty(xml.sax.handler.property_lexical_handler, CHECKSUMHANDLER)
def getXMLChecksum (doc):
CHECKSUMPARSER.parse (StringIO.StringIO (doc))
return CHECKSUMHANDLER.getDigest()
class TALHandlerTestCases (unittest.TestCase):
def setUp (self):
self.context = simpleTALES.Context()
self.context.addGlobal ('test', 'testing')
self.context.addGlobal ('one', [1])
self.context.addGlobal ('two', ["one", "two"])
self.context.addGlobal ('three', [1,"Two",3])
def _runTest_ (self, txt, result, errMsg="Error"):
template = simpleTAL.compileXMLTemplate (txt)
fh = StringIO.StringIO ()
template.expand (self.context, fh)
realResult = fh.getvalue()
expectedChecksum = getXMLChecksum (result)
try:
realChecksum = getXMLChecksum (realResult)
except Exception, e:
self.fail ("Exception (%s) thrown parsing XML actual result: %s\nPage Template: %s" % (str (e), realResult, str (template)))
self.failUnless (expectedChecksum == realChecksum, "%s - \npassed in: %s \ngot back %s \nexpected %s\n\nTemplate: %s" % (errMsg, txt, realResult, result, template))
def testSingleEmptyElement (self):
self._runTest_ ("
', '\n
')
def testSingleElementNewLines (self):
self._runTest_ ('
', '\n
')
def testSingleElementEasyAttributes (self):
self._runTest_ ('
', '\n
')
def testSingleElementHardAttributes (self):
self._runTest_ ("""
""", """\n
""")
def testSingleElementHarderAttributes (self):
self._runTest_ ("""
"""
,"""
""")
def testCDATASection (self):
self._runTest_ ("
Somemarkup
""" ,"""\nSomemarkup
""" ,"""Processing instructions not preserved.""") def testCommentHandling (self): if (not use_lexical_handler): return self._runTest_ ("""\nHere
""" ,"""\nHere
""" ,"Comments not preserved.") def testDocumentTypeDeclaration (self): txt = """\n\nTest
""" template = simpleTAL.compileXMLTemplate (txt) fh = StringIO.StringIO () template.expand (self.context, fh, docType="""""") realResult = fh.getvalue() expectedResult = """\n\nTest
""" self.failUnless (realResult == expectedResult, "Doctype failed - \npassed in: %s \ngot back %s \nexpected %s\n\nTemplate: %s" % (txt, realResult, expectedResult, str(template))) def testXMLDeclarationSuppressionWithDocType (self): txt = """\n\nTest
""" template = simpleTAL.compileXMLTemplate (txt) fh = StringIO.StringIO () template.expand (self.context, fh, docType="""""", suppressXMLDeclaration=1) realResult = fh.getvalue() expectedResult = """\nTest
""" self.failUnless (realResult == expectedResult, "Doctype failed - \npassed in: %s \ngot back %s \nexpected %s\n\nTemplate: %s" % (txt, realResult, expectedResult, str(template))) def testXMLDeclarationSuppressionWithNoDocType (self): txt = """\nTest
""" template = simpleTAL.compileXMLTemplate (txt) fh = StringIO.StringIO () template.expand (self.context, fh, suppressXMLDeclaration=1) realResult = fh.getvalue() expectedResult = """Test
""" self.failUnless (realResult == expectedResult, "Doctype failed - \npassed in: %s \ngot back %s \nexpected %s\n\nTemplate: %s" % (txt, realResult, expectedResult, str(template))) def testDTDPassthru (self): if not use_lexical_handler: return self._runTest_ ("""Moved to vlib.org.
""","""\Moved to vlib.org.
""") if __name__ == '__main__': unittest.main()