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from __future__ import absolute_import, division, print_function, with_statement
from wsgiref.validate import validator
from tornado.escape import json_decode
from tornado.test.httpserver_test import TypeCheckHandler
from tornado.testing import AsyncHTTPTestCase
from tornado.util import u
from tornado.web import RequestHandler, Application
from tornado.wsgi import WSGIApplication, WSGIContainer, WSGIAdapter
class WSGIContainerTest(AsyncHTTPTestCase):
def wsgi_app(self, environ, start_response):
status = "200 OK"
response_headers = [("Content-Type", "text/plain")]
start_response(status, response_headers)
return [b"Hello world!"]
def get_app(self):
return WSGIContainer(validator(self.wsgi_app))
def test_simple(self):
response = self.fetch("/")
self.assertEqual(response.body, b"Hello world!")
class WSGIApplicationTest(AsyncHTTPTestCase):
def get_app(self):
class HelloHandler(RequestHandler):
def get(self):
self.write("Hello world!")
class PathQuotingHandler(RequestHandler):
def get(self, path):
# It would be better to run the wsgiref server implementation in
# another thread instead of using our own WSGIContainer, but this
# fits better in our async testing framework and the wsgiref
# validator should keep us honest
return WSGIContainer(validator(WSGIApplication([
("/", HelloHandler),
("/path/(.*)", PathQuotingHandler),
("/typecheck", TypeCheckHandler),
def test_simple(self):
response = self.fetch("/")
self.assertEqual(response.body, b"Hello world!")
def test_path_quoting(self):
response = self.fetch("/path/foo%20bar%C3%A9")
self.assertEqual(response.body, u("foo bar\u00e9").encode("utf-8"))
def test_types(self):
headers = {"Cookie": "foo=bar"}
response = self.fetch("/typecheck?foo=bar", headers=headers)
data = json_decode(response.body)
self.assertEqual(data, {})
response = self.fetch("/typecheck", method="POST", body="foo=bar", headers=headers)
data = json_decode(response.body)
self.assertEqual(data, {})
# This is kind of hacky, but run some of the HTTPServer tests through
# WSGIContainer and WSGIApplication to make sure everything survives
# repeated disassembly and reassembly.
from tornado.test import httpserver_test
from tornado.test import web_test
class WSGIConnectionTest(httpserver_test.HTTPConnectionTest):
def get_app(self):
return WSGIContainer(validator(WSGIApplication(self.get_handlers())))
def wrap_web_tests_application():
result = {}
for cls in web_test.wsgi_safe_tests:
class WSGIApplicationWrappedTest(cls):
def get_app(self): = WSGIApplication(self.get_handlers(),
return WSGIContainer(validator(
result["WSGIApplication_" + cls.__name__] = WSGIApplicationWrappedTest
return result
def wrap_web_tests_adapter():
result = {}
for cls in web_test.wsgi_safe_tests:
class WSGIAdapterWrappedTest(cls):
def get_app(self): = Application(self.get_handlers(),
return WSGIContainer(validator(WSGIAdapter(
result["WSGIAdapter_" + cls.__name__] = WSGIAdapterWrappedTest
return result
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