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10951d51e2
with tests in test_urllib2net.py (must have network resource enabled to execute them). Also modified test_urllib2.py because testing mock classes must take it into acount. Docs are also updated.
325 lines
12 KiB
Python
325 lines
12 KiB
Python
#!/usr/bin/env python
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import unittest
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from test import test_support
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from test.test_urllib2 import sanepathname2url
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import socket
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import urllib2
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import sys
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import os
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import mimetools
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class URLTimeoutTest(unittest.TestCase):
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TIMEOUT = 10.0
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def setUp(self):
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socket.setdefaulttimeout(self.TIMEOUT)
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def tearDown(self):
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socket.setdefaulttimeout(None)
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def testURLread(self):
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f = urllib2.urlopen("http://www.python.org/")
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x = f.read()
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class AuthTests(unittest.TestCase):
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"""Tests urllib2 authentication features."""
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## Disabled at the moment since there is no page under python.org which
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## could be used to HTTP authentication.
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#
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# def test_basic_auth(self):
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# import httplib
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#
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# test_url = "http://www.python.org/test/test_urllib2/basic_auth"
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# test_hostport = "www.python.org"
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# test_realm = 'Test Realm'
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# test_user = 'test.test_urllib2net'
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# test_password = 'blah'
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#
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# # failure
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# try:
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# urllib2.urlopen(test_url)
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# except urllib2.HTTPError, exc:
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# self.assertEqual(exc.code, 401)
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# else:
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# self.fail("urlopen() should have failed with 401")
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#
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# # success
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# auth_handler = urllib2.HTTPBasicAuthHandler()
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# auth_handler.add_password(test_realm, test_hostport,
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# test_user, test_password)
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# opener = urllib2.build_opener(auth_handler)
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# f = opener.open('http://localhost/')
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# response = urllib2.urlopen("http://www.python.org/")
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#
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# # The 'userinfo' URL component is deprecated by RFC 3986 for security
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# # reasons, let's not implement it! (it's already implemented for proxy
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# # specification strings (that is, URLs or authorities specifying a
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# # proxy), so we must keep that)
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# self.assertRaises(httplib.InvalidURL,
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# urllib2.urlopen, "http://evil:thing@example.com")
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class CloseSocketTest(unittest.TestCase):
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def test_close(self):
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import socket, httplib, gc
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# calling .close() on urllib2's response objects should close the
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# underlying socket
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# delve deep into response to fetch socket._socketobject
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response = urllib2.urlopen("http://www.python.org/")
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abused_fileobject = response.fp
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self.assert_(abused_fileobject.__class__ is socket._fileobject)
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httpresponse = abused_fileobject._sock
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self.assert_(httpresponse.__class__ is httplib.HTTPResponse)
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fileobject = httpresponse.fp
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self.assert_(fileobject.__class__ is socket._fileobject)
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self.assert_(not fileobject.closed)
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response.close()
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self.assert_(fileobject.closed)
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class urlopenNetworkTests(unittest.TestCase):
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"""Tests urllib2.urlopen using the network.
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These tests are not exhaustive. Assuming that testing using files does a
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good job overall of some of the basic interface features. There are no
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tests exercising the optional 'data' and 'proxies' arguments. No tests
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for transparent redirection have been written.
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setUp is not used for always constructing a connection to
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http://www.python.org/ since there a few tests that don't use that address
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and making a connection is expensive enough to warrant minimizing unneeded
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connections.
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"""
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def test_basic(self):
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# Simple test expected to pass.
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open_url = urllib2.urlopen("http://www.python.org/")
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for attr in ("read", "close", "info", "geturl"):
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self.assert_(hasattr(open_url, attr), "object returned from "
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"urlopen lacks the %s attribute" % attr)
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try:
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self.assert_(open_url.read(), "calling 'read' failed")
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finally:
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open_url.close()
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def test_info(self):
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# Test 'info'.
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open_url = urllib2.urlopen("http://www.python.org/")
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try:
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info_obj = open_url.info()
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finally:
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open_url.close()
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self.assert_(isinstance(info_obj, mimetools.Message),
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"object returned by 'info' is not an instance of "
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"mimetools.Message")
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self.assertEqual(info_obj.getsubtype(), "html")
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def test_geturl(self):
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# Make sure same URL as opened is returned by geturl.
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URL = "http://www.python.org/"
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open_url = urllib2.urlopen(URL)
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try:
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gotten_url = open_url.geturl()
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finally:
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open_url.close()
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self.assertEqual(gotten_url, URL)
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def test_bad_address(self):
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# Make sure proper exception is raised when connecting to a bogus
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# address.
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self.assertRaises(IOError,
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# SF patch 809915: In Sep 2003, VeriSign started
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# highjacking invalid .com and .net addresses to
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# boost traffic to their own site. This test
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# started failing then. One hopes the .invalid
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# domain will be spared to serve its defined
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# purpose.
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# urllib2.urlopen, "http://www.sadflkjsasadf.com/")
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urllib2.urlopen, "http://www.python.invalid./")
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class OtherNetworkTests(unittest.TestCase):
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def setUp(self):
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if 0: # for debugging
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import logging
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logger = logging.getLogger("test_urllib2net")
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logger.addHandler(logging.StreamHandler())
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def test_range (self):
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req = urllib2.Request("http://www.python.org",
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headers={'Range': 'bytes=20-39'})
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result = urllib2.urlopen(req)
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data = result.read()
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self.assertEqual(len(data), 20)
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# XXX The rest of these tests aren't very good -- they don't check much.
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# They do sometimes catch some major disasters, though.
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def test_ftp(self):
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urls = [
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'ftp://www.python.org/pub/python/misc/sousa.au',
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'ftp://www.python.org/pub/tmp/blat',
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'ftp://gatekeeper.research.compaq.com/pub/DEC/SRC'
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'/research-reports/00README-Legal-Rules-Regs',
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]
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self._test_urls(urls, self._extra_handlers())
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def test_file(self):
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TESTFN = test_support.TESTFN
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f = open(TESTFN, 'w')
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try:
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f.write('hi there\n')
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f.close()
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urls = [
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'file:'+sanepathname2url(os.path.abspath(TESTFN)),
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# XXX bug, should raise URLError
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#('file://nonsensename/etc/passwd', None, urllib2.URLError)
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('file://nonsensename/etc/passwd', None, (EnvironmentError, socket.error))
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]
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self._test_urls(urls, self._extra_handlers())
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finally:
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os.remove(TESTFN)
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def test_http(self):
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urls = [
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'http://www.espn.com/', # redirect
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'http://www.python.org/Spanish/Inquistion/',
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('http://www.python.org/cgi-bin/faqw.py',
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'query=pythonistas&querytype=simple&casefold=yes&req=search', None),
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'http://www.python.org/',
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]
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self._test_urls(urls, self._extra_handlers())
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# XXX Following test depends on machine configurations that are internal
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# to CNRI. Need to set up a public server with the right authentication
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# configuration for test purposes.
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## def test_cnri(self):
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## if socket.gethostname() == 'bitdiddle':
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## localhost = 'bitdiddle.cnri.reston.va.us'
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## elif socket.gethostname() == 'bitdiddle.concentric.net':
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## localhost = 'localhost'
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## else:
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## localhost = None
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## if localhost is not None:
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## urls = [
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## 'file://%s/etc/passwd' % localhost,
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## 'http://%s/simple/' % localhost,
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## 'http://%s/digest/' % localhost,
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## 'http://%s/not/found.h' % localhost,
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## ]
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## bauth = HTTPBasicAuthHandler()
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## bauth.add_password('basic_test_realm', localhost, 'jhylton',
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## 'password')
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## dauth = HTTPDigestAuthHandler()
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## dauth.add_password('digest_test_realm', localhost, 'jhylton',
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## 'password')
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## self._test_urls(urls, self._extra_handlers()+[bauth, dauth])
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def _test_urls(self, urls, handlers):
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import socket
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import time
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import logging
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debug = logging.getLogger("test_urllib2").debug
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urllib2.install_opener(urllib2.build_opener(*handlers))
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for url in urls:
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if isinstance(url, tuple):
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url, req, expected_err = url
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else:
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req = expected_err = None
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debug(url)
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try:
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f = urllib2.urlopen(url, req)
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except (IOError, socket.error, OSError), err:
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debug(err)
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if expected_err:
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msg = ("Didn't get expected error(s) %s for %s %s, got %s" %
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(expected_err, url, req, err))
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self.assert_(isinstance(err, expected_err), msg)
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else:
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with test_support.transient_internet():
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buf = f.read()
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f.close()
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debug("read %d bytes" % len(buf))
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debug("******** next url coming up...")
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time.sleep(0.1)
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def _extra_handlers(self):
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handlers = []
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cfh = urllib2.CacheFTPHandler()
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cfh.setTimeout(1)
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handlers.append(cfh)
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return handlers
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class TimeoutTest(unittest.TestCase):
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def test_http_basic(self):
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u = urllib2.urlopen("http://www.python.org")
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self.assertTrue(u.fp._sock.fp._sock.gettimeout() is None)
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def test_http_NoneWithdefault(self):
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prev = socket.getdefaulttimeout()
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socket.setdefaulttimeout(60)
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try:
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u = urllib2.urlopen("http://www.python.org", timeout=None)
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self.assertEqual(u.fp._sock.fp._sock.gettimeout(), 60)
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finally:
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socket.setdefaulttimeout(prev)
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def test_http_Value(self):
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u = urllib2.urlopen("http://www.python.org", timeout=120)
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self.assertEqual(u.fp._sock.fp._sock.gettimeout(), 120)
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def test_http_NoneNodefault(self):
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u = urllib2.urlopen("http://www.python.org", timeout=None)
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self.assertTrue(u.fp._sock.fp._sock.gettimeout() is None)
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def test_ftp_basic(self):
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u = urllib2.urlopen("ftp://ftp.mirror.nl/pub/mirror/gnu/")
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self.assertTrue(u.fp.fp._sock.gettimeout() is None)
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def test_ftp_NoneWithdefault(self):
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prev = socket.getdefaulttimeout()
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socket.setdefaulttimeout(60)
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try:
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u = urllib2.urlopen("ftp://ftp.mirror.nl/pub/mirror/gnu/", timeout=None)
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self.assertEqual(u.fp.fp._sock.gettimeout(), 60)
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finally:
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socket.setdefaulttimeout(prev)
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def test_ftp_NoneNodefault(self):
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u = urllib2.urlopen("ftp://ftp.mirror.nl/pub/mirror/gnu/", timeout=None)
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self.assertTrue(u.fp.fp._sock.gettimeout() is None)
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def test_ftp_Value(self):
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u = urllib2.urlopen("ftp://ftp.mirror.nl/pub/mirror/gnu/", timeout=60)
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self.assertEqual(u.fp.fp._sock.gettimeout(), 60)
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def test_main():
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test_support.requires("network")
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test_support.run_unittest(URLTimeoutTest,
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urlopenNetworkTests,
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AuthTests,
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OtherNetworkTests,
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CloseSocketTest,
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TimeoutTest,
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)
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if __name__ == "__main__":
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test_main()
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