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# (c) 2005 Ben Bangert
# This module is part of the Python Paste Project and is released under
# the MIT License: http://www.opensource.org/licenses/mit-license.php
import py.test
from paste.fixture import *
from paste.registry import *
testobj = StackedObjectProxy()
secondobj = StackedObjectProxy(default=dict(hi='people'))
def simpleapp(environ, start_response):
status = '200 OK'
response_headers = [('Content-type','text/plain')]
start_response(status, response_headers)
return ['Hello world!\n']
def simpleapp_withregistry(environ, start_response):
status = '200 OK'
response_headers = [('Content-type','text/plain')]
start_response(status, response_headers)
return ['Hello world!Value is %s\n' % testobj.keys()]
def simpleapp_withregistry_default(environ, start_response):
status = '200 OK'
response_headers = [('Content-type','text/plain')]
start_response(status, response_headers)
return ['Hello world!Value is %s\n' % secondobj]
class RegistryUsingApp(object):
def __init__(self, var, value):
self.var = var
self.value = value
def __call__(self, environ, start_response):
if environ.has_key('paste.registry'):
environ['paste.registry'].register(self.var, self.value)
status = '200 OK'
response_headers = [('Content-type','text/plain')]
start_response(status, response_headers)
return ['Hello world!\nThe variable is %s' % str(testobj)]
class RegistryUsingIteratorApp(object):
def __init__(self, var, value):
self.var = var
self.value = value
def __call__(self, environ, start_response):
if environ.has_key('paste.registry'):
environ['paste.registry'].register(self.var, self.value)
status = '200 OK'
response_headers = [('Content-type','text/plain')]
start_response(status, response_headers)
return iter(['Hello world!\nThe variable is %s' % str(testobj)])
class RegistryMiddleMan(object):
def __init__(self, app, var, value, depth):
self.app = app
self.var = var
self.value = value
self.depth = depth
def __call__(self, environ, start_response):
if environ.has_key('paste.registry'):
environ['paste.registry'].register(self.var, self.value)
app_response = ['\nInserted by middleware!\nInsertValue at depth \
%s is %s' % (self.depth, str(testobj))]
app_iter = None
app_iter = self.app(environ, start_response)
if type(app_iter) in (list, tuple):
app_response.extend(app_iter)
else:
response = []
for line in app_iter:
response.append(line)
if hasattr(app_iter, 'close'):
app_iter.close()
app_response.extend(response)
app_response.extend(['\nAppended by middleware!\nAppendValue at \
depth %s is %s' % (self.depth, str(testobj))])
return app_response
def test_simple():
app = TestApp(simpleapp)
response = app.get('/')
assert 'Hello world' in response
def test_solo_registry():
obj = {'hi':'people'}
wsgiapp = RegistryUsingApp(testobj, obj)
wsgiapp = RegistryManager(wsgiapp)
app = TestApp(wsgiapp)
res = app.get('/')
assert 'Hello world' in res
assert 'The variable is' in res
assert "{'hi': 'people'}" in res
def test_registry_no_object_error():
app = TestApp(simpleapp_withregistry)
py.test.raises(TypeError, "app.get('/')")
def test_with_default_object():
app = TestApp(simpleapp_withregistry_default)
res = app.get('/')
print res
assert 'Hello world' in res
assert "Value is {'hi': 'people'}" in res
def test_double_registry():
obj = {'hi':'people'}
secondobj = {'bye':'friends'}
wsgiapp = RegistryUsingApp(testobj, obj)
wsgiapp = RegistryManager(wsgiapp)
wsgiapp = RegistryMiddleMan(wsgiapp, testobj, secondobj, 0)
wsgiapp = RegistryManager(wsgiapp)
app = TestApp(wsgiapp)
res = app.get('/')
assert 'Hello world' in res
assert 'The variable is' in res
assert "{'hi': 'people'}" in res
assert "InsertValue at depth 0 is {'bye': 'friends'}" in res
assert "AppendValue at depth 0 is {'bye': 'friends'}" in res
def test_really_deep_registry():
keylist = ['fred', 'wilma', 'barney', 'homer', 'marge', 'bart', 'lisa',
'maggie']
valuelist = range(0, len(keylist))
obj = {'hi':'people'}
wsgiapp = RegistryUsingApp(testobj, obj)
wsgiapp = RegistryManager(wsgiapp)
for depth in valuelist:
newobj = {keylist[depth]: depth}
wsgiapp = RegistryMiddleMan(wsgiapp, testobj, newobj, depth)
wsgiapp = RegistryManager(wsgiapp)
app = TestApp(wsgiapp)
res = app.get('/')
assert 'Hello world' in res
assert 'The variable is' in res
assert "{'hi': 'people'}" in res
for depth in valuelist:
assert "InsertValue at depth %s is {'%s': %s}" % \
(depth, keylist[depth], depth) in res
for depth in valuelist:
assert "AppendValue at depth %s is {'%s': %s}" % \
(depth, keylist[depth], depth) in res
def test_iterating_response():
obj = {'hi':'people'}
secondobj = {'bye':'friends'}
wsgiapp = RegistryUsingIteratorApp(testobj, obj)
wsgiapp = RegistryManager(wsgiapp)
wsgiapp = RegistryMiddleMan(wsgiapp, testobj, secondobj, 0)
wsgiapp = RegistryManager(wsgiapp)
app = TestApp(wsgiapp)
res = app.get('/')
assert 'Hello world' in res
assert 'The variable is' in res
assert "{'hi': 'people'}" in res
assert "InsertValue at depth 0 is {'bye': 'friends'}" in res
assert "AppendValue at depth 0 is {'bye': 'friends'}" in res
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