[#3194] Setting HTTP_HOST shouldn't be required

ckan/tests/helpers.py

@@ -19,7 +19,6 @@
 This module is reserved for these very useful functions.
 
 '''
-import urlparse
 import webtest
 import nose.tools
 from nose.tools import assert_in, assert_not_in
@@ -214,12 +213,6 @@ def submit_and_follow(app, form, extra_environ=None, name=None,
     Call webtest_submit with name/value passed expecting a redirect
     and return the response from following that redirect.
     '''
-    if extra_environ is None:
-        extra_environ = {}
-    if not extra_environ.get('HTTP_HOST'):
-        extra_environ['HTTP_HOST'] = str(
-            urlparse.urlparse(config['ckan.site_url']).netloc)
-
     response = webtest_submit(form, name, value=value, status=302,
                               extra_environ=extra_environ, **args)
     return app.get(url=response.headers['Location'],