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from __future__ import nested_scopes # Backward compat for 2.1
from unittest import TestCase, TestSuite, makeSuite
from wsgiref.util import setup_testing_defaults
from wsgiref.handlers import BaseHandler, BaseCGIHandler
from StringIO import StringIO
class TestHandler(BaseCGIHandler):
"""Simple handler subclass for testing BaseHandler"""
def __init__(self,**kw):
setup_testing_defaults(kw)
BaseCGIHandler.__init__(
self, StringIO(''), StringIO(), StringIO(), kw,
multithread=True, multiprocess=True
)
def handle_error(self):
raise # for testing, we want to see what's happening
class HandlerTests(TestCase):
def checkEnvironAttrs(self, handler):
env = handler.environ
for attr in [
'version','multithread','multiprocess','run_once','file_wrapper'
]:
if attr=='file_wrapper' and handler.wsgi_file_wrapper is None:
continue
self.assertEqual(getattr(handler,'wsgi_'+attr),env['wsgi.'+attr])
def checkOSEnviron(self,handler):
empty = {}; setup_testing_defaults(empty)
env = handler.environ
from os import environ
for k,v in environ.items():
if not empty.has_key(k):
self.assertEqual(env[k],v)
for k,v in empty.items():
self.failUnless(env.has_key(k))
def testEnviron(self):
h = TestHandler(X="Y")
h.setup_environ()
self.checkEnvironAttrs(h)
self.checkOSEnviron(h)
self.assertEqual(h.environ["X"],"Y")
def testCGIEnviron(self):
h = BaseCGIHandler(None,None,None,{})
h.setup_environ()
for key in 'wsgi.url_scheme', 'wsgi.input', 'wsgi.errors':
assert h.environ.has_key(key)
def testScheme(self):
h=TestHandler(HTTPS="on"); h.setup_environ()
self.assertEqual(h.environ['wsgi.url_scheme'],'https')
h=TestHandler(); h.setup_environ()
self.assertEqual(h.environ['wsgi.url_scheme'],'http')
def testAbstractMethods(self):
h = BaseHandler()
for name in [
'handle_error','_flush','get_stdin','get_stderr','add_cgi_vars'
]:
self.assertRaises(NotImplementedError, getattr(h,name))
self.assertRaises(NotImplementedError, h._write, "test")
def testSimpleRun(self):
h = TestHandler()
h.run(lambda e,s: [(s('200 OK',[]) or 1) and e['wsgi.url_scheme']])
self.assertEqual(h.stdout.getvalue(),"Status: 200 OK\r\n\r\nhttp")
TestClasses = (
HandlerTests,
)
def test_suite():
return TestSuite([makeSuite(t,'test') for t in TestClasses])
|
