"""Make sure xml_pickle and xml_objectify play nicely together --dqm
Note that xml_pickle no longer has any builtin knowledge of
xml_objectify -- used to be necessary to workaround circular refs (fpm)"""

import gnosis.xml.objectify as xo
import gnosis.xml.pickle as xp
from StringIO import StringIO
import funcs

funcs.set_parser()
    
xml = '''<?xml version="1.0"?>
<!DOCTYPE Spam SYSTEM "spam.dtd" >
<Spam>
  <Eggs>Some text about eggs.</Eggs>
  <MoreSpam>Ode to Spam</MoreSpam>
</Spam>
'''

print "===================== DOM VERSION ========================"
fh = StringIO(xml)
o = xo.XML_Objectify(fh,'DOM').make_instance()
s = xp.dumps(o)
print "---------- xml_objectify'd object, xml_pickle'd ----------"
print s
o2 = xp.loads(s)
print "---------- object after the pickle/unpickle cycle --------"
print xp.dumps(o2)

print "==================== EXPAT VERSION ======================="
fh = StringIO(xml)
o = xo.XML_Objectify(fh,'EXPAT').make_instance()
s = xp.dumps(o)
print "---------- xml_objectify'd object, xml_pickle'd ----------"
print s
o2 = xp.loads(s)
print "---------- object after the pickle/unpickle cycle --------"
print xp.dumps(o2)