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import cherrypy
from cherrypy.test import helper
class WSGI_Namespace_Test(helper.CPWebCase):
def setup_server():
class WSGIResponse(object):
def __init__(self, appresults):
self.appresults = appresults
self.iter = iter(appresults)
def __iter__(self):
return self
def __next__(self):
return next(self.iter)
def close(self):
if hasattr(self.appresults, "close"):
self.appresults.close()
class ChangeCase(object):
def __init__(self, app, to=None):
self.app = app
self.to = to
def __call__(self, environ, start_response):
res = self.app(environ, start_response)
class CaseResults(WSGIResponse):
def __next__(this):
return getattr(next(this.iter), self.to)()
return CaseResults(res)
class Replacer(object):
def __init__(self, app, map={}):
self.app = app
self.map = map
def __call__(self, environ, start_response):
res = self.app(environ, start_response)
class ReplaceResults(WSGIResponse):
def __next__(this):
line = next(this.iter)
for k, v in self.map.items():
line = line.replace(k, v)
return line
return ReplaceResults(res)
class Root(object):
def index(self):
return "HellO WoRlD!"
index.exposed = True
root_conf = {'wsgi.pipeline': [('replace', Replacer)],
'wsgi.replace.map': {b'L': b'X', b'l': b'r'},
}
app = cherrypy.Application(Root())
app.wsgiapp.pipeline.append(('changecase', ChangeCase))
app.wsgiapp.config['changecase'] = {'to': 'upper'}
cherrypy.tree.mount(app, config={'/': root_conf})
setup_server = staticmethod(setup_server)
def test_pipeline(self):
if not cherrypy.server.httpserver:
return self.skip()
self.getPage("/")
# If body is "HEXXO WORXD!", the middleware was applied out of order.
self.assertBody("HERRO WORRD!")
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