ERP5TypeTestCase: backport Zope pull request 1059

This is a simplified version that works well enough for python 2.
For Zope 4 and python 3 we are considering reusing publish.

product/ERP5Type/tests/ERP5TypeTestCase.py

@@ -22,6 +22,7 @@ import urllib
 import ConfigParser
 from contextlib import contextmanager
 from six.moves import cStringIO as StringIO
+from six.moves.urllib.parse import unquote_to_bytes
 from cPickle import dumps
 from glob import glob
 from hashlib import md5
@@ -784,13 +785,14 @@ class ERP5TypeTestCaseMixin(ProcessingNodeTestCase, PortalTestCase):
         env['HTTP_ACCEPT_CHARSET'] = request['HTTP_ACCEPT_CHARSET']
         env['REQUEST_METHOD'] = request_method
 
-        p = path.split('?')
-        if len(p) == 1:
-            env['PATH_INFO'] = p[0]
-        elif len(p) == 2:
-            [env['PATH_INFO'], env['QUERY_STRING']] = p
+        query = ''
+        if '?' in path:
+            path, query = path.split("?", 1)
+        if six.PY2:
+            env['PATH_INFO'] = unquote_to_bytes(path)
         else:
-            raise TypeError('')
+            env['PATH_INFO'] = unquote_to_bytes(path).decode('latin-1')
+        env['QUERY_STRING'] = query
 
         if basic:
           assert not user, (basic, user)