/usr/lib/python2.7/dist-packages/twext/web2/dav/test/util.py is in calendarserver 5.2+dfsg-1.
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# Copyright (c) 2005-2014 Apple Computer, Inc. All rights reserved.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
#
# DRI: Wilfredo Sanchez, wsanchez@apple.com
##
import os
from urllib import quote as url_quote
from filecmp import dircmp as DirCompare
from tempfile import mkdtemp
from shutil import copy
from twisted.trial import unittest
from twisted.internet import address
from twisted.internet.defer import Deferred
from twext.python.log import Logger
from twext.web2.http import HTTPError, StatusResponse
from twext.web2 import responsecode, server
from twext.web2 import http_headers
from twext.web2 import stream
from twext.web2.dav.resource import TwistedACLInheritable
from twext.web2.dav.static import DAVFile
from twext.web2.dav.util import joinURL
from txdav.xml import element
from txdav.xml.base import encodeXMLName
from twext.web2.http_headers import MimeType
from twext.web2.dav.util import allDataFromStream
log = Logger()
class SimpleRequest(server.Request):
"""
A L{SimpleRequest} can be used in cases where a L{server.Request} object is
necessary but it is beneficial to bypass the concrete transport (and
associated logic with the C{chanRequest} attribute).
"""
clientproto = (1, 1)
def __init__(self, site, method, uri, headers=None, content=None):
if not headers:
headers = http_headers.Headers(headers)
super(SimpleRequest, self).__init__(
site=site,
chanRequest=None,
command=method,
path=uri,
version=self.clientproto,
contentLength=len(content or ''),
headers=headers)
self.stream = stream.MemoryStream(content or '')
self.remoteAddr = address.IPv4Address('TCP', '127.0.0.1', 0)
self._parseURL()
self.host = 'localhost'
self.port = 8080
def writeResponse(self, response):
if self.chanRequest:
self.chanRequest.writeHeaders(response.code, response.headers)
return response
class InMemoryPropertyStore (object):
"""
A dead property store for keeping properties in memory
DO NOT USE OUTSIDE OF UNIT TESTS!
"""
def __init__(self, resource):
self._dict = {}
def get(self, qname):
try:
property = self._dict[qname]
except KeyError:
raise HTTPError(StatusResponse(
responsecode.NOT_FOUND,
"No such property: %s" % (encodeXMLName(*qname),)
))
doc = element.WebDAVDocument.fromString(property)
return doc.root_element
def set(self, property):
self._dict[property.qname()] = property.toxml()
def delete(self, qname):
try:
del(self._dict[qname])
except KeyError:
pass
def contains(self, qname):
return qname in self._dict
def list(self):
return self._dict.keys()
class TestFile (DAVFile):
_cachedPropertyStores = {}
def deadProperties(self):
if not hasattr(self, "_dead_properties"):
dp = TestFile._cachedPropertyStores.get(self.fp.path)
if dp is None:
TestFile._cachedPropertyStores[self.fp.path] = InMemoryPropertyStore(self)
dp = TestFile._cachedPropertyStores[self.fp.path]
self._dead_properties = dp
return self._dead_properties
def parent(self):
return TestFile(self.fp.parent())
class TestCase (unittest.TestCase):
resource_class = TestFile
def grant(*privileges):
return element.ACL(*[
element.ACE(
element.Grant(element.Privilege(privilege)),
element.Principal(element.All())
)
for privilege in privileges
])
grant = staticmethod(grant)
def grantInherit(*privileges):
return element.ACL(*[
element.ACE(
element.Grant(element.Privilege(privilege)),
element.Principal(element.All()),
TwistedACLInheritable()
)
for privilege in privileges
])
grantInherit = staticmethod(grantInherit)
def createDocumentRoot(self):
docroot = self.mktemp()
os.mkdir(docroot)
rootresource = self.resource_class(docroot)
rootresource.setAccessControlList(self.grantInherit(element.All()))
dirnames = (
os.path.join(docroot, "dir1"), # 0
os.path.join(docroot, "dir2"), # 1
os.path.join(docroot, "dir2", "subdir1"), # 2
os.path.join(docroot, "dir3"), # 3
os.path.join(docroot, "dir4"), # 4
os.path.join(docroot, "dir4", "subdir1"), # 5
os.path.join(docroot, "dir4", "subdir1", "subsubdir1"), # 6
os.path.join(docroot, "dir4", "subdir2"), # 7
os.path.join(docroot, "dir4", "subdir2", "dir1"), # 8
os.path.join(docroot, "dir4", "subdir2", "dir2"), # 9
)
for dir in dirnames:
os.mkdir(dir)
src = os.path.dirname(__file__)
filenames = [
os.path.join(src, f)
for f in os.listdir(src)
if os.path.isfile(os.path.join(src, f))
]
for dirname in (docroot,) + dirnames[3:8 + 1]:
for filename in filenames[:5]:
copy(filename, dirname)
return docroot
def _getDocumentRoot(self):
if not hasattr(self, "_docroot"):
log.info("Setting up docroot for %s" % (self.__class__,))
self._docroot = self.createDocumentRoot()
return self._docroot
def _setDocumentRoot(self, value):
self._docroot = value
docroot = property(_getDocumentRoot, _setDocumentRoot)
def _getSite(self):
if not hasattr(self, "_site"):
rootresource = self.resource_class(self.docroot)
rootresource.setAccessControlList(self.grantInherit(element.All()))
self._site = Site(rootresource)
return self._site
def _setSite(self, site):
self._site = site
site = property(_getSite, _setSite)
def setUp(self):
unittest.TestCase.setUp(self)
TestFile._cachedPropertyStores = {}
def tearDown(self):
unittest.TestCase.tearDown(self)
def mkdtemp(self, prefix):
"""
Creates a new directory in the document root and returns its path and
URI.
"""
path = mkdtemp(prefix=prefix + "_", dir=self.docroot)
uri = joinURL("/", url_quote(os.path.basename(path))) + "/"
return (os.path.abspath(path), uri)
def send(self, request, callback=None):
"""
Invoke the logic involved in traversing a given L{server.Request} as if
a client had sent it; call C{locateResource} to look up the resource to
be rendered, and render it by calling its C{renderHTTP} method.
@param request: A L{server.Request} (generally, to avoid real I/O, a
L{SimpleRequest}) already associated with a site.
@return: asynchronously return a response object or L{None}
@rtype: L{Deferred} firing L{Response} or L{None}
"""
log.info("Sending %s request for URI %s" % (request.method, request.uri))
d = request.locateResource(request.uri)
d.addCallback(lambda resource: resource.renderHTTP(request))
d.addCallback(request._cbFinishRender)
if callback:
if type(callback) is tuple:
d.addCallbacks(*callback)
else:
d.addCallback(callback)
return d
def simpleSend(self, method, path="/", body="", mimetype="text",
subtype="xml", resultcode=responsecode.OK, headers=()):
"""
Assemble and send a simple request using L{SimpleRequest}. This
L{SimpleRequest} is associated with this L{TestCase}'s C{site}
attribute.
@param method: the HTTP method
@type method: L{bytes}
@param path: the absolute path portion of the HTTP URI
@type path: L{bytes}
@param body: the content body of the request
@type body: L{bytes}
@param mimetype: the main type of the mime type of the body of the
request
@type mimetype: L{bytes}
@param subtype: the subtype of the mimetype of the body of the request
@type subtype: L{bytes}
@param resultcode: The expected result code for the response to the
request.
@type resultcode: L{int}
@param headers: An iterable of 2-tuples of C{(header, value)}; headers
to set on the outgoing request.
@return: a L{Deferred} which fires with a L{bytes} if the request was
successfully processed and fails with an L{HTTPError} if not; or,
if the resultcode does not match the response's code, fails with
L{FailTest}.
"""
request = SimpleRequest(self.site, method, path, content=body)
if headers is not None:
for k, v in headers:
request.headers.setHeader(k, v)
request.headers.setHeader("content-type", MimeType(mimetype, subtype))
def checkResult(response):
self.assertEqual(response.code, resultcode)
if response.stream is None:
return None
return allDataFromStream(response.stream)
return self.send(request, None).addCallback(checkResult)
class Site:
# FIXME: There is no ISite interface; there should be.
# implements(ISite)
def __init__(self, resource):
self.resource = resource
def dircmp(dir1, dir2):
dc = DirCompare(dir1, dir2)
return bool(
dc.left_only or dc.right_only or
dc.diff_files or
dc.common_funny or dc.funny_files
)
def serialize(f, work):
d = Deferred()
def oops(error):
d.errback(error)
def do_serialize(_):
try:
args = work.next()
except StopIteration:
d.callback(None)
else:
r = f(*args)
r.addCallback(do_serialize)
r.addErrback(oops)
do_serialize(None)
return d
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