Some exc-c14n tests

xmldsig makes a rather nice testing framwork for the transforms, but absent that 
here are 3 results and there resulting `| md5sum` .

C14N ON e6 SUBSET
policy: xmlsec-python> test_c14n.py -i eg3.xml -x '(//. | //@* | //namespace::*)[ancestor-or-self::e6]'
<e6 xmlns:a="http://www.w3.org" xmlns:foo="http://www.bar.org" test="../baz" xml:base="http://www.example.org/2002/">
       <e7 xmlns="http://www.ietf.org">
           <e8 xmlns="" a:foo="bar">
               <e9 xmlns:a="http://www.ietf.org" attr="default"></e9>
           </e8>
       </e7>
   </e6>
01a0569ae06ef9827afd55572b096b74

EXC-C14N ON e6 SUBSET
policy: xmlsec-python> test_c14n.py -e -i eg3.xml -x '(//. | //@* | //namespace::*)[ancestor-or-self::e6]'
<e6 test="../baz">
       <e7>
           <e8 xmlns:a="http://www.w3.org" a:foo="bar">
               <e9 attr="default"></e9>
           </e8>
       </e7>
   </e6>
aaddbe1fdb6122ad46af56e038bd721b

EXC-C14N WITH INCLUSIVENAMESPACE PREFIXLIST="a" ON e6 SUBSET
policy: xmlsec-python> test_c14n.py -e -p "a" -i eg3.xml -x '(//. | //@* | //namespace::*)[ancestor-or-self::e6]'
<e6 xmlns:a="http://www.w3.org" test="../baz">
       <e7>
           <e8 a:foo="bar">
               <e9 xmlns:a="http://www.ietf.org" attr="default"></e9>
           </e8>
       </e7>
   </e6>
f86803163965ce052a40657493ff5e69


-- 

Joseph Reagle Jr.                 http://www.w3.org/People/Reagle/
W3C Policy Analyst                mailto:reagle@w3.org
IETF/W3C XML-Signature Co-Chair   http://www.w3.org/Signature/
W3C XML Encryption Chair          http://www.w3.org/Encryption/2001/