Autoformat py files using Black (#105)

* Autoformat all py files using Black
* Fix lint errors
* Fix indentation errors (https://travis-ci.org/httplib2/httplib2/jobs/408136309)
* Refactor three test cases and exclude them on on Travis py27/pypy
diff --git a/python3/httplib2test.py b/python3/httplib2test.py
index a4afae9..c1fd484 100755
--- a/python3/httplib2test.py
+++ b/python3/httplib2test.py
@@ -1,1640 +1,1929 @@
-#!/usr/bin/env python3

-"""

-httplib2test

-

-A set of unit tests for httplib2.py.

-

-Requires Python 3.0 or later

-"""

-

-__author__ = "Joe Gregorio (joe@bitworking.org)"

-__copyright__ = "Copyright 2006, Joe Gregorio"

-__contributors__ = ["Mark Pilgrim"]

-__license__ = "MIT"

-__history__ = """ """

-__version__ = "0.2 ($Rev: 118 $)"

-

-import base64

-import http.client

-import httplib2

-import io

-import os

-import pickle

-import socket

-import ssl

-import sys

-import time

-import unittest

-import urllib.parse

-

-# The test resources base uri

-base = 'http://bitworking.org/projects/httplib2/test/'

-#base = 'http://localhost/projects/httplib2/test/'

-cacheDirName = ".cache"

-

-

-class CredentialsTest(unittest.TestCase):

-    def test(self):

-        c = httplib2.Credentials()

-        c.add("joe", "password")

-        self.assertEqual(("joe", "password"), list(c.iter("bitworking.org"))[0])

-        self.assertEqual(("joe", "password"), list(c.iter(""))[0])

-        c.add("fred", "password2", "wellformedweb.org")

-        self.assertEqual(("joe", "password"), list(c.iter("bitworking.org"))[0])

-        self.assertEqual(1, len(list(c.iter("bitworking.org"))))

-        self.assertEqual(2, len(list(c.iter("wellformedweb.org"))))

-        self.assertTrue(("fred", "password2") in list(c.iter("wellformedweb.org")))

-        c.clear()

-        self.assertEqual(0, len(list(c.iter("bitworking.org"))))

-        c.add("fred", "password2", "wellformedweb.org")

-        self.assertTrue(("fred", "password2") in list(c.iter("wellformedweb.org")))

-        self.assertEqual(0, len(list(c.iter("bitworking.org"))))

-        self.assertEqual(0, len(list(c.iter(""))))

-

-

-class ParserTest(unittest.TestCase):

-    def testFromStd66(self):

-        self.assertEqual( ('http', 'example.com', '', None, None ), httplib2.parse_uri("http://example.com"))

-        self.assertEqual( ('https', 'example.com', '', None, None ), httplib2.parse_uri("https://example.com"))

-        self.assertEqual( ('https', 'example.com:8080', '', None, None ), httplib2.parse_uri("https://example.com:8080"))

-        self.assertEqual( ('http', 'example.com', '/', None, None ), httplib2.parse_uri("http://example.com/"))

-        self.assertEqual( ('http', 'example.com', '/path', None, None ), httplib2.parse_uri("http://example.com/path"))

-        self.assertEqual( ('http', 'example.com', '/path', 'a=1&b=2', None ), httplib2.parse_uri("http://example.com/path?a=1&b=2"))

-        self.assertEqual( ('http', 'example.com', '/path', 'a=1&b=2', 'fred' ), httplib2.parse_uri("http://example.com/path?a=1&b=2#fred"))

-        self.assertEqual( ('http', 'example.com', '/path', 'a=1&b=2', 'fred' ), httplib2.parse_uri("http://example.com/path?a=1&b=2#fred"))

-

-

-class UrlNormTest(unittest.TestCase):

-    def test(self):

-        self.assertEqual( "http://example.org/", httplib2.urlnorm("http://example.org")[-1])

-        self.assertEqual( "http://example.org/", httplib2.urlnorm("http://EXAMple.org")[-1])

-        self.assertEqual( "http://example.org/?=b", httplib2.urlnorm("http://EXAMple.org?=b")[-1])

-        self.assertEqual( "http://example.org/mypath?a=b", httplib2.urlnorm("http://EXAMple.org/mypath?a=b")[-1])

-        self.assertEqual( "http://localhost:80/", httplib2.urlnorm("http://localhost:80")[-1])

-        self.assertEqual( httplib2.urlnorm("http://localhost:80/"), httplib2.urlnorm("HTTP://LOCALHOST:80"))

-        try:

-            httplib2.urlnorm("/")

-            self.fail("Non-absolute URIs should raise an exception")

-        except httplib2.RelativeURIError:

-            pass

-

-class UrlSafenameTest(unittest.TestCase):

-    def test(self):

-        # Test that different URIs end up generating different safe names

-        self.assertEqual( "example.org,fred,a=b,58489f63a7a83c3b7794a6a398ee8b1f", httplib2.safename("http://example.org/fred/?a=b"))

-        self.assertEqual( "example.org,fred,a=b,8c5946d56fec453071f43329ff0be46b", httplib2.safename("http://example.org/fred?/a=b"))

-        self.assertEqual( "www.example.org,fred,a=b,499c44b8d844a011b67ea2c015116968", httplib2.safename("http://www.example.org/fred?/a=b"))

-        self.assertEqual( httplib2.safename(httplib2.urlnorm("http://www")[-1]), httplib2.safename(httplib2.urlnorm("http://WWW")[-1]))

-        self.assertEqual( "www.example.org,fred,a=b,692e843a333484ce0095b070497ab45d", httplib2.safename("https://www.example.org/fred?/a=b"))

-        self.assertNotEqual( httplib2.safename("http://www"), httplib2.safename("https://www"))

-        # Test the max length limits

-        uri = "http://" + ("w" * 200) + ".org"

-        uri2 = "http://" + ("w" * 201) + ".org"

-        self.assertNotEqual( httplib2.safename(uri2), httplib2.safename(uri))

-        # Max length should be 200 + 1 (",") + 32

-        self.assertEqual(233, len(httplib2.safename(uri2)))

-        self.assertEqual(233, len(httplib2.safename(uri)))

-        # Unicode

-        if sys.version_info >= (2,3):

-            self.assertEqual( "xn--http,-4y1d.org,fred,a=b,579924c35db315e5a32e3d9963388193", httplib2.safename("http://\u2304.org/fred/?a=b"))

-

-class _MyResponse(io.BytesIO):

-    def __init__(self, body, **kwargs):

-        io.BytesIO.__init__(self, body)

-        self.headers = kwargs

-

-    def items(self):

-        return self.headers.items()

-

-    def iteritems(self):

-        return iter(self.headers.items())

-

-

-class _MyHTTPConnection(object):

-    "This class is just a mock of httplib.HTTPConnection used for testing"

-

-    def __init__(self, host, port=None, key_file=None, cert_file=None,

-                 strict=None, timeout=None, proxy_info=None):

-        self.host = host

-        self.port = port

-        self.timeout = timeout

-        self.log = ""

-        self.sock = None

-

-    def set_debuglevel(self, level):

-        pass

-

-    def connect(self):

-        "Connect to a host on a given port."

-        pass

-

-    def close(self):

-        pass

-

-    def request(self, method, request_uri, body, headers):

-        pass

-

-    def getresponse(self):

-        return _MyResponse(b"the body", status="200")

-

-

-class _MyHTTPBadStatusConnection(object):

-    "Mock of httplib.HTTPConnection that raises BadStatusLine."

-

-    num_calls = 0

-

-    def __init__(self, host, port=None, key_file=None, cert_file=None,

-                 strict=None, timeout=None, proxy_info=None):

-        self.host = host

-        self.port = port

-        self.timeout = timeout

-        self.log = ""

-        self.sock = None

-        _MyHTTPBadStatusConnection.num_calls = 0

-

-    def set_debuglevel(self, level):

-        pass

-

-    def connect(self):

-        pass

-

-    def close(self):

-        pass

-

-    def request(self, method, request_uri, body, headers):

-        pass

-

-    def getresponse(self):

-        _MyHTTPBadStatusConnection.num_calls += 1

-        raise http.client.BadStatusLine("")

-

-

-class HttpTest(unittest.TestCase):

-    def setUp(self):

-        if os.path.exists(cacheDirName):

-            [os.remove(os.path.join(cacheDirName, file)) for file in os.listdir(cacheDirName)]

-        self.http = httplib2.Http(cacheDirName)

-        self.http.clear_credentials()

-

-    def testIPv6NoSSL(self):

-        try:

-          self.http.request("http://[::1]/")

-        except socket.gaierror:

-          self.fail("should get the address family right for IPv6")

-        except socket.error:

-          # Even if IPv6 isn't installed on a machine it should just raise socket.error

-          pass

-

-    def testIPv6SSL(self):

-        try:

-          self.http.request("https://[::1]/")

-        except socket.gaierror:

-          self.fail("should get the address family right for IPv6")

-        except socket.error:

-          # Even if IPv6 isn't installed on a machine it should just raise socket.error

-          pass

-

-    def testConnectionType(self):

-        self.http.force_exception_to_status_code = False

-        response, content = self.http.request("http://bitworking.org", connection_type=_MyHTTPConnection)

-        self.assertEqual(response['content-location'], "http://bitworking.org")

-        self.assertEqual(content, b"the body")

-

-

-    def testBadStatusLineRetry(self):

-        old_retries = httplib2.RETRIES

-        httplib2.RETRIES = 1

-        self.http.force_exception_to_status_code = False

-        try:

-            response, content = self.http.request("http://bitworking.org",

-                connection_type=_MyHTTPBadStatusConnection)

-        except http.client.BadStatusLine:

-            self.assertEqual(2, _MyHTTPBadStatusConnection.num_calls)

-        httplib2.RETRIES = old_retries

-

-

-    def testGetUnknownServer(self):

-        self.http.force_exception_to_status_code = False

-        try:

-            self.http.request("http://fred.bitworking.org/")

-            self.fail("An httplib2.ServerNotFoundError Exception must be thrown on an unresolvable server.")

-        except httplib2.ServerNotFoundError:

-            pass

-

-        # Now test with exceptions turned off

-        self.http.force_exception_to_status_code = True

-

-        (response, content) = self.http.request("http://fred.bitworking.org/")

-        self.assertEqual(response['content-type'], 'text/plain')

-        self.assertTrue(content.startswith(b"Unable to find"))

-        self.assertEqual(response.status, 400)

-

-    def testGetConnectionRefused(self):

-        self.http.force_exception_to_status_code = False

-        try:

-            self.http.request("http://localhost:7777/")

-            self.fail("An socket.error exception must be thrown on Connection Refused.")

-        except socket.error:

-            pass

-

-        # Now test with exceptions turned off

-        self.http.force_exception_to_status_code = True

-

-        (response, content) = self.http.request("http://localhost:7777/")

-        self.assertEqual(response['content-type'], 'text/plain')

-        self.assertTrue(b"Connection refused" in content)

-        self.assertEqual(response.status, 400)

-

-    def testGetIRI(self):

-        if sys.version_info >= (2,3):

-            uri = urllib.parse.urljoin(base, "reflector/reflector.cgi?d=\N{CYRILLIC CAPITAL LETTER DJE}")

-            (response, content) = self.http.request(uri, "GET")

-            d = self.reflector(content)

-            self.assertTrue('QUERY_STRING' in d)

-            self.assertTrue(d['QUERY_STRING'].find('%D0%82') > 0)

-

-    def testGetIsDefaultMethod(self):

-        # Test that GET is the default method

-        uri = urllib.parse.urljoin(base, "methods/method_reflector.cgi")

-        (response, content) = self.http.request(uri)

-        self.assertEqual(response['x-method'], "GET")

-

-    def testDifferentMethods(self):

-        # Test that all methods can be used

-        uri = urllib.parse.urljoin(base, "methods/method_reflector.cgi")

-        for method in ["GET", "PUT", "DELETE", "POST"]:

-            (response, content) = self.http.request(uri, method, body=b" ")

-            self.assertEqual(response['x-method'], method)

-

-    def testHeadRead(self):

-        # Test that we don't try to read the response of a HEAD request

-        # since httplib blocks response.read() for HEAD requests.

-        # Oddly enough this doesn't appear as a problem when doing HEAD requests

-        # against Apache servers.

-        uri = "http://www.google.com/"

-        (response, content) = self.http.request(uri, "HEAD")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(content, b"")

-

-    def testGetNoCache(self):

-        # Test that can do a GET w/o the cache turned on.

-        http = httplib2.Http()

-        uri = urllib.parse.urljoin(base, "304/test_etag.txt")

-        (response, content) = http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.previous, None)

-

-    def testGetOnlyIfCachedCacheHit(self):

-        # Test that can do a GET with cache and 'only-if-cached'

-        uri = urllib.parse.urljoin(base, "304/test_etag.txt")

-        (response, content) = self.http.request(uri, "GET")

-        (response, content) = self.http.request(uri, "GET", headers={'cache-control': 'only-if-cached'})

-        self.assertEqual(response.fromcache, True)

-        self.assertEqual(response.status, 200)

-

-    def testGetOnlyIfCachedCacheMiss(self):

-        # Test that can do a GET with no cache with 'only-if-cached'

-        uri = urllib.parse.urljoin(base, "304/test_etag.txt")

-        (response, content) = self.http.request(uri, "GET", headers={'cache-control': 'only-if-cached'})

-        self.assertEqual(response.fromcache, False)

-        self.assertEqual(response.status, 504)

-

-    def testGetOnlyIfCachedNoCacheAtAll(self):

-        # Test that can do a GET with no cache with 'only-if-cached'

-        # Of course, there might be an intermediary beyond us

-        # that responds to the 'only-if-cached', so this

-        # test can't really be guaranteed to pass.

-        http = httplib2.Http()

-        uri = urllib.parse.urljoin(base, "304/test_etag.txt")

-        (response, content) = http.request(uri, "GET", headers={'cache-control': 'only-if-cached'})

-        self.assertEqual(response.fromcache, False)

-        self.assertEqual(response.status, 504)

-

-    def testUserAgent(self):

-        # Test that we provide a default user-agent

-        uri = urllib.parse.urljoin(base, "user-agent/test.cgi")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertTrue(content.startswith(b"Python-httplib2/"))

-

-    def testUserAgentNonDefault(self):

-        # Test that the default user-agent can be over-ridden

-

-        uri = urllib.parse.urljoin(base, "user-agent/test.cgi")

-        (response, content) = self.http.request(uri, "GET", headers={'User-Agent': 'fred/1.0'})

-        self.assertEqual(response.status, 200)

-        self.assertTrue(content.startswith(b"fred/1.0"))

-

-    def testGet300WithLocation(self):

-        # Test the we automatically follow 300 redirects if a Location: header is provided

-        uri = urllib.parse.urljoin(base, "300/with-location-header.asis")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(content, b"This is the final destination.\n")

-        self.assertEqual(response.previous.status, 300)

-        self.assertEqual(response.previous.fromcache, False)

-

-        # Confirm that the intermediate 300 is not cached

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(content, b"This is the final destination.\n")

-        self.assertEqual(response.previous.status, 300)

-        self.assertEqual(response.previous.fromcache, False)

-

-    def testGet300WithLocationNoRedirect(self):

-        # Test the we automatically follow 300 redirects if a Location: header is provided

-        self.http.follow_redirects = False

-        uri = urllib.parse.urljoin(base, "300/with-location-header.asis")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 300)

-

-    def testGet300WithoutLocation(self):

-        # Not giving a Location: header in a 300 response is acceptable

-        # In which case we just return the 300 response

-        uri = urllib.parse.urljoin(base, "300/without-location-header.asis")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 300)

-        self.assertTrue(response['content-type'].startswith("text/html"))

-        self.assertEqual(response.previous, None)

-

-    def testGet301(self):

-        # Test that we automatically follow 301 redirects

-        # and that we cache the 301 response

-        uri = urllib.parse.urljoin(base, "301/onestep.asis")

-        destination = urllib.parse.urljoin(base, "302/final-destination.txt")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertTrue('content-location' in response)

-        self.assertEqual(response['content-location'], destination)

-        self.assertEqual(content, b"This is the final destination.\n")

-        self.assertEqual(response.previous.status, 301)

-        self.assertEqual(response.previous.fromcache, False)

-

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response['content-location'], destination)

-        self.assertEqual(content, b"This is the final destination.\n")

-        self.assertEqual(response.previous.status, 301)

-        self.assertEqual(response.previous.fromcache, True)

-

-    def testHead301(self):

-        # Test that we automatically follow 301 redirects

-        uri = urllib.parse.urljoin(base, "301/onestep.asis")

-        (response, content) = self.http.request(uri, "HEAD")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.previous.status, 301)

-        self.assertEqual(response.previous.fromcache, False)

-

-    def testGet301NoRedirect(self):

-        # Test that we automatically follow 301 redirects

-        # and that we cache the 301 response

-        self.http.follow_redirects = False

-        uri = urllib.parse.urljoin(base, "301/onestep.asis")

-        destination = urllib.parse.urljoin(base, "302/final-destination.txt")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 301)

-

-

-    def testGet302(self):

-        # Test that we automatically follow 302 redirects

-        # and that we DO NOT cache the 302 response

-        uri = urllib.parse.urljoin(base, "302/onestep.asis")

-        destination = urllib.parse.urljoin(base, "302/final-destination.txt")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response['content-location'], destination)

-        self.assertEqual(content, b"This is the final destination.\n")

-        self.assertEqual(response.previous.status, 302)

-        self.assertEqual(response.previous.fromcache, False)

-

-        uri = urllib.parse.urljoin(base, "302/onestep.asis")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, True)

-        self.assertEqual(response['content-location'], destination)

-        self.assertEqual(content, b"This is the final destination.\n")

-        self.assertEqual(response.previous.status, 302)

-        self.assertEqual(response.previous.fromcache, False)

-        self.assertEqual(response.previous['content-location'], uri)

-

-        uri = urllib.parse.urljoin(base, "302/twostep.asis")

-

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, True)

-        self.assertEqual(content, b"This is the final destination.\n")

-        self.assertEqual(response.previous.status, 302)

-        self.assertEqual(response.previous.fromcache, False)

-

-    def testGet302RedirectionLimit(self):

-        # Test that we can set a lower redirection limit

-        # and that we raise an exception when we exceed

-        # that limit.

-        self.http.force_exception_to_status_code = False

-

-        uri = urllib.parse.urljoin(base, "302/twostep.asis")

-        try:

-            (response, content) = self.http.request(uri, "GET", redirections = 1)

-            self.fail("This should not happen")

-        except httplib2.RedirectLimit:

-            pass

-        except Exception as e:

-            self.fail("Threw wrong kind of exception ")

-

-        # Re-run the test with out the exceptions

-        self.http.force_exception_to_status_code = True

-

-        (response, content) = self.http.request(uri, "GET", redirections = 1)

-        self.assertEqual(response.status, 500)

-        self.assertTrue(response.reason.startswith("Redirected more"))

-        self.assertEqual("302", response['status'])

-        self.assertTrue(content.startswith(b"<html>"))

-        self.assertTrue(response.previous != None)

-

-    def testGet302NoLocation(self):

-        # Test that we throw an exception when we get

-        # a 302 with no Location: header.

-        self.http.force_exception_to_status_code = False

-        uri = urllib.parse.urljoin(base, "302/no-location.asis")

-        try:

-            (response, content) = self.http.request(uri, "GET")

-            self.fail("Should never reach here")

-        except httplib2.RedirectMissingLocation:

-            pass

-        except Exception as e:

-            self.fail("Threw wrong kind of exception ")

-

-        # Re-run the test with out the exceptions

-        self.http.force_exception_to_status_code = True

-

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 500)

-        self.assertTrue(response.reason.startswith("Redirected but"))

-        self.assertEqual("302", response['status'])

-        self.assertTrue(content.startswith(b"This is content"))

-

-    def testGet301ViaHttps(self):

-        # Google always redirects to http://google.com

-        (response, content) = self.http.request("https://code.google.com/apis/", "GET")

-        self.assertEqual(200, response.status)

-        self.assertEqual(301, response.previous.status)

-

-    def testGetViaHttps(self):

-        # Test that we can handle HTTPS

-        (response, content) = self.http.request("https://google.com/adsense/", "GET")

-        self.assertEqual(200, response.status)

-

-    def testGetViaHttpsSpecViolationOnLocation(self):

-        # Test that we follow redirects through HTTPS

-        # even if they violate the spec by including

-        # a relative Location: header instead of an

-        # absolute one.

-        (response, content) = self.http.request("https://google.com/adsense", "GET")

-        self.assertEqual(200, response.status)

-        self.assertNotEqual(None, response.previous)

-

-

-    def testGetViaHttpsKeyCert(self):

-        #  At this point I can only test

-        #  that the key and cert files are passed in

-        #  correctly to httplib. It would be nice to have

-        #  a real https endpoint to test against.

-        http = httplib2.Http(timeout=2)

-

-        http.add_certificate("akeyfile", "acertfile", "bitworking.org")

-        try:

-          (response, content) = http.request("https://bitworking.org", "GET")

-        except AttributeError:

-          self.assertEqual(http.connections["https:bitworking.org"].key_file, "akeyfile")

-          self.assertEqual(http.connections["https:bitworking.org"].cert_file, "acertfile")

-        except IOError:

-          # Skip on 3.2

-          pass

-

-        try:

-            (response, content) = http.request("https://notthere.bitworking.org", "GET")

-        except httplib2.ServerNotFoundError:

-          self.assertEqual(http.connections["https:notthere.bitworking.org"].key_file, None)

-          self.assertEqual(http.connections["https:notthere.bitworking.org"].cert_file, None)

-        except IOError:

-          # Skip on 3.2

-          pass

-

-    def testSslCertValidation(self):

-          # Test that we get an ssl.SSLError when specifying a non-existent CA

-          # certs file.

-          http = httplib2.Http(ca_certs='/nosuchfile')

-          self.assertRaises(IOError,

-                  http.request, "https://www.google.com/", "GET")

-

-          # Test that we get a SSLHandshakeError if we try to access

-          # https://www.google.com, using a CA cert file that doesn't contain

-          # the CA Google uses (i.e., simulating a cert that's not signed by a

-          # trusted CA).

-          other_ca_certs = os.path.join(

-                  os.path.dirname(os.path.abspath(httplib2.__file__ )),

-                  "test", "other_cacerts.txt")

-          http = httplib2.Http(ca_certs=other_ca_certs)

-          self.assertRaises(ssl.SSLError,

-            http.request,"https://www.google.com/", "GET")

-

-    def testSniHostnameValidation(self):

-        self.http.request("https://google.com/", method="GET")

-

-    def testGet303(self):

-        # Do a follow-up GET on a Location: header

-        # returned from a POST that gave a 303.

-        uri = urllib.parse.urljoin(base, "303/303.cgi")

-        (response, content) = self.http.request(uri, "POST", " ")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(content, b"This is the final destination.\n")

-        self.assertEqual(response.previous.status, 303)

-

-    def testGet303NoRedirect(self):

-        # Do a follow-up GET on a Location: header

-        # returned from a POST that gave a 303.

-        self.http.follow_redirects = False

-        uri = urllib.parse.urljoin(base, "303/303.cgi")

-        (response, content) = self.http.request(uri, "POST", " ")

-        self.assertEqual(response.status, 303)

-

-    def test303ForDifferentMethods(self):

-        # Test that all methods can be used

-        uri = urllib.parse.urljoin(base, "303/redirect-to-reflector.cgi")

-        for (method, method_on_303) in [("PUT", "GET"), ("DELETE", "GET"), ("POST", "GET"), ("GET", "GET"), ("HEAD", "GET")]:

-            (response, content) = self.http.request(uri, method, body=b" ")

-            self.assertEqual(response['x-method'], method_on_303)

-

-    def testGet304(self):

-        # Test that we use ETags properly to validate our cache

-        uri = urllib.parse.urljoin(base, "304/test_etag.txt")

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity'})

-        self.assertNotEqual(response['etag'], "")

-

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity'})

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity', 'cache-control': 'must-revalidate'})

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, True)

-

-        cache_file_name = os.path.join(cacheDirName, httplib2.safename(httplib2.urlnorm(uri)[-1]))

-        f = open(cache_file_name, "r")

-        status_line = f.readline()

-        f.close()

-

-        self.assertTrue(status_line.startswith("status:"))

-

-        (response, content) = self.http.request(uri, "HEAD", headers = {'accept-encoding': 'identity'})

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, True)

-

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity', 'range': 'bytes=0-0'})

-        self.assertEqual(response.status, 206)

-        self.assertEqual(response.fromcache, False)

-

-    def testGetIgnoreEtag(self):

-        # Test that we can forcibly ignore ETags

-        uri = urllib.parse.urljoin(base, "reflector/reflector.cgi")

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity'})

-        self.assertNotEqual(response['etag'], "")

-

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity', 'cache-control': 'max-age=0'})

-        d = self.reflector(content)

-        self.assertTrue('HTTP_IF_NONE_MATCH' in d)

-

-        self.http.ignore_etag = True

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity', 'cache-control': 'max-age=0'})

-        d = self.reflector(content)

-        self.assertEqual(response.fromcache, False)

-        self.assertFalse('HTTP_IF_NONE_MATCH' in d)

-

-    def testOverrideEtag(self):

-        # Test that we can forcibly ignore ETags

-        uri = urllib.parse.urljoin(base, "reflector/reflector.cgi")

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity'})

-        self.assertNotEqual(response['etag'], "")

-

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity', 'cache-control': 'max-age=0'})

-        d = self.reflector(content)

-        self.assertTrue('HTTP_IF_NONE_MATCH' in d)

-        self.assertNotEqual(d['HTTP_IF_NONE_MATCH'], "fred")

-

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity', 'cache-control': 'max-age=0', 'if-none-match': 'fred'})

-        d = self.reflector(content)

-        self.assertTrue('HTTP_IF_NONE_MATCH' in d)

-        self.assertEqual(d['HTTP_IF_NONE_MATCH'], "fred")

-

-#MAP-commented this out because it consistently fails

-#    def testGet304EndToEnd(self):

-#       # Test that end to end headers get overwritten in the cache

-#        uri = urllib.parse.urljoin(base, "304/end2end.cgi")

-#        (response, content) = self.http.request(uri, "GET")

-#        self.assertNotEqual(response['etag'], "")

-#        old_date = response['date']

-#        time.sleep(2)

-#

-#        (response, content) = self.http.request(uri, "GET", headers = {'Cache-Control': 'max-age=0'})

-#        # The response should be from the cache, but the Date: header should be updated.

-#        new_date = response['date']

-#        self.assertNotEqual(new_date, old_date)

-#        self.assertEqual(response.status, 200)

-#        self.assertEqual(response.fromcache, True)

-

-    def testGet304LastModified(self):

-        # Test that we can still handle a 304

-        # by only using the last-modified cache validator.

-        uri = urllib.parse.urljoin(base, "304/last-modified-only/last-modified-only.txt")

-        (response, content) = self.http.request(uri, "GET")

-

-        self.assertNotEqual(response['last-modified'], "")

-        (response, content) = self.http.request(uri, "GET")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, True)

-

-    def testGet307(self):

-        # Test that we do follow 307 redirects but

-        # do not cache the 307

-        uri = urllib.parse.urljoin(base, "307/onestep.asis")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(content, b"This is the final destination.\n")

-        self.assertEqual(response.previous.status, 307)

-        self.assertEqual(response.previous.fromcache, False)

-

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, True)

-        self.assertEqual(content, b"This is the final destination.\n")

-        self.assertEqual(response.previous.status, 307)

-        self.assertEqual(response.previous.fromcache, False)

-

-    def testGet410(self):

-        # Test that we pass 410's through

-        uri = urllib.parse.urljoin(base, "410/410.asis")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 410)

-

-    def testVaryHeaderSimple(self):

-        """

-        RFC 2616 13.6

-        When the cache receives a subsequent request whose Request-URI

-        specifies one or more cache entries including a Vary header field,

-        the cache MUST NOT use such a cache entry to construct a response

-        to the new request unless all of the selecting request-headers

-        present in the new request match the corresponding stored

-        request-headers in the original request.

-        """

-        # test that the vary header is sent

-        uri = urllib.parse.urljoin(base, "vary/accept.asis")

-        (response, content) = self.http.request(uri, "GET", headers={'Accept': 'text/plain'})

-        self.assertEqual(response.status, 200)

-        self.assertTrue('vary' in response)

-

-        # get the resource again, from the cache since accept header in this

-        # request is the same as the request

-        (response, content) = self.http.request(uri, "GET", headers={'Accept': 'text/plain'})

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, True, msg="Should be from cache")

-

-        # get the resource again, not from cache since Accept headers does not match

-        (response, content) = self.http.request(uri, "GET", headers={'Accept': 'text/html'})

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False, msg="Should not be from cache")

-

-        # get the resource again, without any Accept header, so again no match

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False, msg="Should not be from cache")

-

-    def testNoVary(self):

-        pass

-        # when there is no vary, a different Accept header (e.g.) should not

-        # impact if the cache is used

-        # test that the vary header is not sent

-        # uri = urllib.parse.urljoin(base, "vary/no-vary.asis")

-        # (response, content) = self.http.request(uri, "GET", headers={'Accept': 'text/plain'})

-        # self.assertEqual(response.status, 200)

-        # self.assertFalse('vary' in response)

-        #

-        # (response, content) = self.http.request(uri, "GET", headers={'Accept': 'text/plain'})

-        # self.assertEqual(response.status, 200)

-        # self.assertEqual(response.fromcache, True, msg="Should be from cache")

-        #

-        # (response, content) = self.http.request(uri, "GET", headers={'Accept': 'text/html'})

-        # self.assertEqual(response.status, 200)

-        # self.assertEqual(response.fromcache, True, msg="Should be from cache")

-

-    def testVaryHeaderDouble(self):

-        uri = urllib.parse.urljoin(base, "vary/accept-double.asis")

-        (response, content) = self.http.request(uri, "GET", headers={

-            'Accept': 'text/plain', 'Accept-Language': 'da, en-gb;q=0.8, en;q=0.7'})

-        self.assertEqual(response.status, 200)

-        self.assertTrue('vary' in response)

-

-        # we are from cache

-        (response, content) = self.http.request(uri, "GET", headers={

-            'Accept': 'text/plain', 'Accept-Language': 'da, en-gb;q=0.8, en;q=0.7'})

-        self.assertEqual(response.fromcache, True, msg="Should be from cache")

-

-        (response, content) = self.http.request(uri, "GET", headers={'Accept': 'text/plain'})

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False)

-

-        # get the resource again, not from cache, varied headers don't match exact

-        (response, content) = self.http.request(uri, "GET", headers={'Accept-Language': 'da'})

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False, msg="Should not be from cache")

-

-    def testVaryUnusedHeader(self):

-        # A header's value is not considered to vary if it's not used at all.

-        uri = urllib.parse.urljoin(base, "vary/unused-header.asis")

-        (response, content) = self.http.request(uri, "GET", headers={

-            'Accept': 'text/plain'})

-        self.assertEqual(response.status, 200)

-        self.assertTrue('vary' in response)

-

-        # we are from cache

-        (response, content) = self.http.request(uri, "GET", headers={

-            'Accept': 'text/plain',})

-        self.assertEqual(response.fromcache, True, msg="Should be from cache")

-

-    def testHeadGZip(self):

-        # Test that we don't try to decompress a HEAD response

-        uri = urllib.parse.urljoin(base, "gzip/final-destination.txt")

-        (response, content) = self.http.request(uri, "HEAD")

-        self.assertEqual(response.status, 200)

-        self.assertNotEqual(int(response['content-length']), 0)

-        self.assertEqual(content, b"")

-

-    def testGetGZip(self):

-        # Test that we support gzip compression

-        uri = urllib.parse.urljoin(base, "gzip/final-destination.txt")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertFalse('content-encoding' in response)

-        self.assertTrue('-content-encoding' in response)

-        self.assertEqual(int(response['content-length']), len(b"This is the final destination.\n"))

-        self.assertEqual(content, b"This is the final destination.\n")

-

-    def testPostAndGZipResponse(self):

-        uri = urllib.parse.urljoin(base, "gzip/post.cgi")

-        (response, content) = self.http.request(uri, "POST", body=" ")

-        self.assertEqual(response.status, 200)

-        self.assertFalse('content-encoding' in response)

-        self.assertTrue('-content-encoding' in response)

-

-    def testGetGZipFailure(self):

-        # Test that we raise a good exception when the gzip fails

-        self.http.force_exception_to_status_code = False

-        uri = urllib.parse.urljoin(base, "gzip/failed-compression.asis")

-        try:

-            (response, content) = self.http.request(uri, "GET")

-            self.fail("Should never reach here")

-        except httplib2.FailedToDecompressContent:

-            pass

-        except Exception:

-            self.fail("Threw wrong kind of exception")

-

-        # Re-run the test with out the exceptions

-        self.http.force_exception_to_status_code = True

-

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 500)

-        self.assertTrue(response.reason.startswith("Content purported"))

-

-    def testIndividualTimeout(self):

-        uri = urllib.parse.urljoin(base, "timeout/timeout.cgi")

-        http = httplib2.Http(timeout=1)

-        http.force_exception_to_status_code = True

-

-        (response, content) = http.request(uri)

-        self.assertEqual(response.status, 408)

-        self.assertTrue(response.reason.startswith("Request Timeout"))

-        self.assertTrue(content.startswith(b"Request Timeout"))

-

-

-    def testGetDeflate(self):

-        # Test that we support deflate compression

-        uri = urllib.parse.urljoin(base, "deflate/deflated.asis")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertFalse('content-encoding' in response)

-        self.assertEqual(int(response['content-length']), len("This is the final destination."))

-        self.assertEqual(content, b"This is the final destination.")

-

-    def testGetDeflateFailure(self):

-        # Test that we raise a good exception when the deflate fails

-        self.http.force_exception_to_status_code = False

-

-        uri = urllib.parse.urljoin(base, "deflate/failed-compression.asis")

-        try:

-            (response, content) = self.http.request(uri, "GET")

-            self.fail("Should never reach here")

-        except httplib2.FailedToDecompressContent:

-            pass

-        except Exception:

-            self.fail("Threw wrong kind of exception")

-

-        # Re-run the test with out the exceptions

-        self.http.force_exception_to_status_code = True

-

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 500)

-        self.assertTrue(response.reason.startswith("Content purported"))

-

-    def testGetDuplicateHeaders(self):

-        # Test that duplicate headers get concatenated via ','

-        uri = urllib.parse.urljoin(base, "duplicate-headers/multilink.asis")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(content, b"This is content\n")

-        self.assertEqual(response['link'].split(",")[0], '<http://bitworking.org>; rel="home"; title="BitWorking"')

-

-    def testGetCacheControlNoCache(self):

-        # Test Cache-Control: no-cache on requests

-        uri = urllib.parse.urljoin(base, "304/test_etag.txt")

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity'})

-        self.assertNotEqual(response['etag'], "")

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity'})

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, True)

-

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity', 'Cache-Control': 'no-cache'})

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False)

-

-    def testGetCacheControlPragmaNoCache(self):

-        # Test Pragma: no-cache on requests

-        uri = urllib.parse.urljoin(base, "304/test_etag.txt")

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity'})

-        self.assertNotEqual(response['etag'], "")

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity'})

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, True)

-

-        (response, content) = self.http.request(uri, "GET", headers = {'accept-encoding': 'identity', 'Pragma': 'no-cache'})

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False)

-

-    def testGetCacheControlNoStoreRequest(self):

-        # A no-store request means that the response should not be stored.

-        uri = urllib.parse.urljoin(base, "304/test_etag.txt")

-

-        (response, content) = self.http.request(uri, "GET", headers={'Cache-Control': 'no-store'})

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False)

-

-        (response, content) = self.http.request(uri, "GET", headers={'Cache-Control': 'no-store'})

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False)

-

-    def testGetCacheControlNoStoreResponse(self):

-        # A no-store response means that the response should not be stored.

-        uri = urllib.parse.urljoin(base, "no-store/no-store.asis")

-

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False)

-

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False)

-

-    def testGetCacheControlNoCacheNoStoreRequest(self):

-        # Test that a no-store, no-cache clears the entry from the cache

-        # even if it was cached previously.

-        uri = urllib.parse.urljoin(base, "304/test_etag.txt")

-

-        (response, content) = self.http.request(uri, "GET")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.fromcache, True)

-        (response, content) = self.http.request(uri, "GET", headers={'Cache-Control': 'no-store, no-cache'})

-        (response, content) = self.http.request(uri, "GET", headers={'Cache-Control': 'no-store, no-cache'})

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False)

-

-    def testUpdateInvalidatesCache(self):

-        # Test that calling PUT or DELETE on a

-        # URI that is cache invalidates that cache.

-        uri = urllib.parse.urljoin(base, "304/test_etag.txt")

-

-        (response, content) = self.http.request(uri, "GET")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.fromcache, True)

-        (response, content) = self.http.request(uri, "DELETE")

-        self.assertEqual(response.status, 405)

-

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.fromcache, False)

-

-    def testUpdateUsesCachedETag(self):

-        # Test that we natively support http://www.w3.org/1999/04/Editing/

-        uri = urllib.parse.urljoin(base, "conditional-updates/test.cgi")

-

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False)

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, True)

-        (response, content) = self.http.request(uri, "PUT", body="foo")

-        self.assertEqual(response.status, 200)

-        (response, content) = self.http.request(uri, "PUT", body="foo")

-        self.assertEqual(response.status, 412)

-

-

-    def testUpdatePatchUsesCachedETag(self):

-        # Test that we natively support http://www.w3.org/1999/04/Editing/

-        uri = urllib.parse.urljoin(base, "conditional-updates/test.cgi")

-

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False)

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, True)

-        (response, content) = self.http.request(uri, "PATCH", body="foo")

-        self.assertEqual(response.status, 200)

-        (response, content) = self.http.request(uri, "PATCH", body="foo")

-        self.assertEqual(response.status, 412)

-

-    def testUpdateUsesCachedETagAndOCMethod(self):

-        # Test that we natively support http://www.w3.org/1999/04/Editing/

-        uri = urllib.parse.urljoin(base, "conditional-updates/test.cgi")

-

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False)

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, True)

-        self.http.optimistic_concurrency_methods.append("DELETE")

-        (response, content) = self.http.request(uri, "DELETE")

-        self.assertEqual(response.status, 200)

-

-

-    def testUpdateUsesCachedETagOverridden(self):

-        # Test that we natively support http://www.w3.org/1999/04/Editing/

-        uri = urllib.parse.urljoin(base, "conditional-updates/test.cgi")

-

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, False)

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-        self.assertEqual(response.fromcache, True)

-        (response, content) = self.http.request(uri, "PUT", body="foo", headers={'if-match': 'fred'})

-        self.assertEqual(response.status, 412)

-

-    def testBasicAuth(self):

-        # Test Basic Authentication

-        uri = urllib.parse.urljoin(base, "basic/file.txt")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 401)

-

-        uri = urllib.parse.urljoin(base, "basic/")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 401)

-

-        self.http.add_credentials('joe', 'password')

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-

-        uri = urllib.parse.urljoin(base, "basic/file.txt")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-

-    def testBasicAuthWithDomain(self):

-        # Test Basic Authentication

-        uri = urllib.parse.urljoin(base, "basic/file.txt")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 401)

-

-        uri = urllib.parse.urljoin(base, "basic/")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 401)

-

-        self.http.add_credentials('joe', 'password', "example.org")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 401)

-

-        uri = urllib.parse.urljoin(base, "basic/file.txt")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 401)

-

-        domain = urllib.parse.urlparse(base)[1]

-        self.http.add_credentials('joe', 'password', domain)

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-

-        uri = urllib.parse.urljoin(base, "basic/file.txt")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-

-

-

-

-

-

-    def testBasicAuthTwoDifferentCredentials(self):

-        # Test Basic Authentication with multiple sets of credentials

-        uri = urllib.parse.urljoin(base, "basic2/file.txt")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 401)

-

-        uri = urllib.parse.urljoin(base, "basic2/")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 401)

-

-        self.http.add_credentials('fred', 'barney')

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-

-        uri = urllib.parse.urljoin(base, "basic2/file.txt")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-

-    def testBasicAuthNested(self):

-        # Test Basic Authentication with resources

-        # that are nested

-        uri = urllib.parse.urljoin(base, "basic-nested/")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 401)

-

-        uri = urllib.parse.urljoin(base, "basic-nested/subdir")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 401)

-

-        # Now add in credentials one at a time and test.

-        self.http.add_credentials('joe', 'password')

-

-        uri = urllib.parse.urljoin(base, "basic-nested/")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-

-        uri = urllib.parse.urljoin(base, "basic-nested/subdir")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 401)

-

-        self.http.add_credentials('fred', 'barney')

-

-        uri = urllib.parse.urljoin(base, "basic-nested/")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-

-        uri = urllib.parse.urljoin(base, "basic-nested/subdir")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-

-    def testDigestAuth(self):

-        # Test that we support Digest Authentication

-        uri = urllib.parse.urljoin(base, "digest/")

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 401)

-

-        self.http.add_credentials('joe', 'password')

-        (response, content) = self.http.request(uri, "GET")

-        self.assertEqual(response.status, 200)

-

-        uri = urllib.parse.urljoin(base, "digest/file.txt")

-        (response, content) = self.http.request(uri, "GET")

-

-    def testDigestAuthNextNonceAndNC(self):

-        # Test that if the server sets nextnonce that we reset

-        # the nonce count back to 1

-        uri = urllib.parse.urljoin(base, "digest/file.txt")

-        self.http.add_credentials('joe', 'password')

-        (response, content) = self.http.request(uri, "GET", headers = {"cache-control":"no-cache"})

-        info = httplib2._parse_www_authenticate(response, 'authentication-info')

-        self.assertEqual(response.status, 200)

-        (response, content) = self.http.request(uri, "GET", headers = {"cache-control":"no-cache"})

-        info2 = httplib2._parse_www_authenticate(response, 'authentication-info')

-        self.assertEqual(response.status, 200)

-

-        if 'nextnonce' in info:

-            self.assertEqual(info2['nc'], 1)

-

-    def testDigestAuthStale(self):

-        # Test that we can handle a nonce becoming stale

-        uri = urllib.parse.urljoin(base, "digest-expire/file.txt")

-        self.http.add_credentials('joe', 'password')

-        (response, content) = self.http.request(uri, "GET", headers = {"cache-control":"no-cache"})

-        info = httplib2._parse_www_authenticate(response, 'authentication-info')

-        self.assertEqual(response.status, 200)

-

-        time.sleep(3)

-        # Sleep long enough that the nonce becomes stale

-

-        (response, content) = self.http.request(uri, "GET", headers = {"cache-control":"no-cache"})

-        self.assertFalse(response.fromcache)

-        self.assertTrue(response._stale_digest)

-        info3 = httplib2._parse_www_authenticate(response, 'authentication-info')

-        self.assertEqual(response.status, 200)

-

-    def reflector(self, content):

-        return  dict( [tuple(x.split("=", 1)) for x in content.decode('utf-8').strip().split("\n")] )

-

-    def testReflector(self):

-        uri = urllib.parse.urljoin(base, "reflector/reflector.cgi")

-        (response, content) = self.http.request(uri, "GET")

-        d = self.reflector(content)

-        self.assertTrue('HTTP_USER_AGENT' in d)

-

-

-    def testConnectionClose(self):

-        uri = "http://www.google.com/"

-        (response, content) = self.http.request(uri, "GET")

-        for c in self.http.connections.values():

-            self.assertNotEqual(None, c.sock)

-        (response, content) = self.http.request(uri, "GET", headers={"connection": "close"})

-        for c in self.http.connections.values():

-            self.assertEqual(None, c.sock)

-

-    def testPickleHttp(self):

-        pickled_http = pickle.dumps(self.http)

-        new_http = pickle.loads(pickled_http)

-

-        self.assertEqual(sorted(new_http.__dict__.keys()),

-                         sorted(self.http.__dict__.keys()))

-        for key in new_http.__dict__:

-            if key in ('certificates', 'credentials'):

-                self.assertEqual(new_http.__dict__[key].credentials,

-                                 self.http.__dict__[key].credentials)

-            elif key == 'cache':

-                self.assertEqual(new_http.__dict__[key].cache,

-                                 self.http.__dict__[key].cache)

-            else:

-                self.assertEqual(new_http.__dict__[key],

-                                 self.http.__dict__[key])

-

-    def testPickleHttpWithConnection(self):

-        self.http.request('http://bitworking.org',

-                          connection_type=_MyHTTPConnection)

-        pickled_http = pickle.dumps(self.http)

-        new_http = pickle.loads(pickled_http)

-

-        self.assertEqual(list(self.http.connections.keys()),

-                         ['http:bitworking.org'])

-        self.assertEqual(new_http.connections, {})

-

-    def testPickleCustomRequestHttp(self):

-        def dummy_request(*args, **kwargs):

-            return new_request(*args, **kwargs)

-        dummy_request.dummy_attr = 'dummy_value'

-

-        self.http.request = dummy_request

-        pickled_http = pickle.dumps(self.http)

-        self.assertFalse(b"S'request'" in pickled_http)

-

-try:

-    import memcache

-    class HttpTestMemCached(HttpTest):

-        def setUp(self):

-            self.cache = memcache.Client(['127.0.0.1:11211'], debug=0)

-            #self.cache = memcache.Client(['10.0.0.4:11211'], debug=1)

-            self.http = httplib2.Http(self.cache)

-            self.cache.flush_all()

-            # Not exactly sure why the sleep is needed here, but

-            # if not present then some unit tests that rely on caching

-            # fail. Memcached seems to lose some sets immediately

-            # after a flush_all if the set is to a value that

-            # was previously cached. (Maybe the flush is handled async?)

-            time.sleep(1)

-            self.http.clear_credentials()

-except:

-    pass

-

-

-

-# ------------------------------------------------------------------------

-

-class HttpPrivateTest(unittest.TestCase):

-

-    def testParseCacheControl(self):

-        # Test that we can parse the Cache-Control header

-        self.assertEqual({}, httplib2._parse_cache_control({}))

-        self.assertEqual({'no-cache': 1}, httplib2._parse_cache_control({'cache-control': ' no-cache'}))

-        cc = httplib2._parse_cache_control({'cache-control': ' no-cache, max-age = 7200'})

-        self.assertEqual(cc['no-cache'], 1)

-        self.assertEqual(cc['max-age'], '7200')

-        cc = httplib2._parse_cache_control({'cache-control': ' , '})

-        self.assertEqual(cc[''], 1)

-

-        try:

-            cc = httplib2._parse_cache_control({'cache-control': 'Max-age=3600;post-check=1800,pre-check=3600'})

-            self.assertTrue("max-age" in cc)

-        except:

-            self.fail("Should not throw exception")

-

-

-

-

-    def testNormalizeHeaders(self):

-        # Test that we normalize headers to lowercase

-        h = httplib2._normalize_headers({'Cache-Control': 'no-cache', 'Other': 'Stuff'})

-        self.assertTrue('cache-control' in h)

-        self.assertTrue('other' in h)

-        self.assertEqual('Stuff', h['other'])

-    

-    def testConvertByteStr(self):

-        with self.assertRaises(TypeError):

-            httplib2._convert_byte_str(4)

-        self.assertEqual('Hello World', httplib2._convert_byte_str(b'Hello World'))

-        self.assertEqual('Bye World', httplib2._convert_byte_str('Bye World'))

-

-    def testExpirationModelTransparent(self):

-        # Test that no-cache makes our request TRANSPARENT

-        response_headers = {

-            'cache-control': 'max-age=7200'

-        }

-        request_headers = {

-            'cache-control': 'no-cache'

-        }

-        self.assertEqual("TRANSPARENT", httplib2._entry_disposition(response_headers, request_headers))

-

-    def testMaxAgeNonNumeric(self):

-        # Test that no-cache makes our request TRANSPARENT

-        response_headers = {

-            'cache-control': 'max-age=fred, min-fresh=barney'

-        }

-        request_headers = {

-        }

-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))

-

-

-    def testExpirationModelNoCacheResponse(self):

-        # The date and expires point to an entry that should be

-        # FRESH, but the no-cache over-rides that.

-        now = time.time()

-        response_headers = {

-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),

-            'expires': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now+4)),

-            'cache-control': 'no-cache'

-        }

-        request_headers = {

-        }

-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))

-

-    def testExpirationModelStaleRequestMustReval(self):

-        # must-revalidate forces STALE

-        self.assertEqual("STALE", httplib2._entry_disposition({}, {'cache-control': 'must-revalidate'}))

-

-    def testExpirationModelStaleResponseMustReval(self):

-        # must-revalidate forces STALE

-        self.assertEqual("STALE", httplib2._entry_disposition({'cache-control': 'must-revalidate'}, {}))

-

-    def testExpirationModelFresh(self):

-        response_headers = {

-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime()),

-            'cache-control': 'max-age=2'

-        }

-        request_headers = {

-        }

-        self.assertEqual("FRESH", httplib2._entry_disposition(response_headers, request_headers))

-        time.sleep(3)

-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))

-

-    def testExpirationMaxAge0(self):

-        response_headers = {

-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime()),

-            'cache-control': 'max-age=0'

-        }

-        request_headers = {

-        }

-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))

-

-    def testExpirationModelDateAndExpires(self):

-        now = time.time()

-        response_headers = {

-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),

-            'expires': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now+2)),

-        }

-        request_headers = {

-        }

-        self.assertEqual("FRESH", httplib2._entry_disposition(response_headers, request_headers))

-        time.sleep(3)

-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))

-

-    def testExpiresZero(self):

-        now = time.time()

-        response_headers = {

-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),

-            'expires': "0",

-        }

-        request_headers = {

-        }

-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))

-

-    def testExpirationModelDateOnly(self):

-        now = time.time()

-        response_headers = {

-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now+3)),

-        }

-        request_headers = {

-        }

-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))

-

-    def testExpirationModelOnlyIfCached(self):

-        response_headers = {

-        }

-        request_headers = {

-            'cache-control': 'only-if-cached',

-        }

-        self.assertEqual("FRESH", httplib2._entry_disposition(response_headers, request_headers))

-

-    def testExpirationModelMaxAgeBoth(self):

-        now = time.time()

-        response_headers = {

-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),

-            'cache-control': 'max-age=2'

-        }

-        request_headers = {

-            'cache-control': 'max-age=0'

-        }

-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))

-

-    def testExpirationModelDateAndExpiresMinFresh1(self):

-        now = time.time()

-        response_headers = {

-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),

-            'expires': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now+2)),

-        }

-        request_headers = {

-            'cache-control': 'min-fresh=2'

-        }

-        self.assertEqual("STALE", httplib2._entry_disposition(response_headers, request_headers))

-

-    def testExpirationModelDateAndExpiresMinFresh2(self):

-        now = time.time()

-        response_headers = {

-            'date': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),

-            'expires': time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now+4)),

-        }

-        request_headers = {

-            'cache-control': 'min-fresh=2'

-        }

-        self.assertEqual("FRESH", httplib2._entry_disposition(response_headers, request_headers))

-

-    def testParseWWWAuthenticateEmpty(self):

-        res = httplib2._parse_www_authenticate({})

-        self.assertEqual(len(list(res.keys())), 0)

-

-    def testParseWWWAuthenticate(self):

-        # different uses of spaces around commas

-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'Test realm="test realm" , foo=foo ,bar="bar", baz=baz,qux=qux'})

-        self.assertEqual(len(list(res.keys())), 1)

-        self.assertEqual(len(list(res['test'].keys())), 5)

-

-        # tokens with non-alphanum

-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'T*!%#st realm=to*!%#en, to*!%#en="quoted string"'})

-        self.assertEqual(len(list(res.keys())), 1)

-        self.assertEqual(len(list(res['t*!%#st'].keys())), 2)

-

-        # quoted string with quoted pairs

-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'Test realm="a \\"test\\" realm"'})

-        self.assertEqual(len(list(res.keys())), 1)

-        self.assertEqual(res['test']['realm'], 'a "test" realm')

-

-    def testParseWWWAuthenticateStrict(self):

-        httplib2.USE_WWW_AUTH_STRICT_PARSING = 1;

-        self.testParseWWWAuthenticate();

-        httplib2.USE_WWW_AUTH_STRICT_PARSING = 0;

-

-    def testParseWWWAuthenticateBasic(self):

-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'Basic realm="me"'})

-        basic = res['basic']

-        self.assertEqual('me', basic['realm'])

-

-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'Basic realm="me", algorithm="MD5"'})

-        basic = res['basic']

-        self.assertEqual('me', basic['realm'])

-        self.assertEqual('MD5', basic['algorithm'])

-

-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'Basic realm="me", algorithm=MD5'})

-        basic = res['basic']

-        self.assertEqual('me', basic['realm'])

-        self.assertEqual('MD5', basic['algorithm'])

-

-    def testParseWWWAuthenticateBasic2(self):

-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'Basic realm="me",other="fred" '})

-        basic = res['basic']

-        self.assertEqual('me', basic['realm'])

-        self.assertEqual('fred', basic['other'])

-

-    def testParseWWWAuthenticateBasic3(self):

-        res = httplib2._parse_www_authenticate({ 'www-authenticate': 'Basic REAlm="me" '})

-        basic = res['basic']

-        self.assertEqual('me', basic['realm'])

-

-

-    def testParseWWWAuthenticateDigest(self):

-        res = httplib2._parse_www_authenticate({ 'www-authenticate':

-                'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41"'})

-        digest = res['digest']

-        self.assertEqual('testrealm@host.com', digest['realm'])

-        self.assertEqual('auth,auth-int', digest['qop'])

-

-

-    def testParseWWWAuthenticateMultiple(self):

-        res = httplib2._parse_www_authenticate({ 'www-authenticate':

-                'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41" Basic REAlm="me" '})

-        digest = res['digest']

-        self.assertEqual('testrealm@host.com', digest['realm'])

-        self.assertEqual('auth,auth-int', digest['qop'])

-        self.assertEqual('dcd98b7102dd2f0e8b11d0f600bfb0c093', digest['nonce'])

-        self.assertEqual('5ccc069c403ebaf9f0171e9517f40e41', digest['opaque'])

-        basic = res['basic']

-        self.assertEqual('me', basic['realm'])

-

-    def testParseWWWAuthenticateMultiple2(self):

-        # Handle an added comma between challenges, which might get thrown in if the challenges were

-        # originally sent in separate www-authenticate headers.

-        res = httplib2._parse_www_authenticate({ 'www-authenticate':

-                'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41", Basic REAlm="me" '})

-        digest = res['digest']

-        self.assertEqual('testrealm@host.com', digest['realm'])

-        self.assertEqual('auth,auth-int', digest['qop'])

-        self.assertEqual('dcd98b7102dd2f0e8b11d0f600bfb0c093', digest['nonce'])

-        self.assertEqual('5ccc069c403ebaf9f0171e9517f40e41', digest['opaque'])

-        basic = res['basic']

-        self.assertEqual('me', basic['realm'])

-

-    def testParseWWWAuthenticateMultiple3(self):

-        # Handle an added comma between challenges, which might get thrown in if the challenges were

-        # originally sent in separate www-authenticate headers.

-        res = httplib2._parse_www_authenticate({ 'www-authenticate':

-                'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41", Basic REAlm="me", WSSE realm="foo", profile="UsernameToken"'})

-        digest = res['digest']

-        self.assertEqual('testrealm@host.com', digest['realm'])

-        self.assertEqual('auth,auth-int', digest['qop'])

-        self.assertEqual('dcd98b7102dd2f0e8b11d0f600bfb0c093', digest['nonce'])

-        self.assertEqual('5ccc069c403ebaf9f0171e9517f40e41', digest['opaque'])

-        basic = res['basic']

-        self.assertEqual('me', basic['realm'])

-        wsse = res['wsse']

-        self.assertEqual('foo', wsse['realm'])

-        self.assertEqual('UsernameToken', wsse['profile'])

-

-    def testParseWWWAuthenticateMultiple4(self):

-        res = httplib2._parse_www_authenticate({ 'www-authenticate':

-                'Digest realm="test-real.m@host.com", qop \t=\t"\tauth,auth-int", nonce="(*)&^&$%#",opaque="5ccc069c403ebaf9f0171e9517f40e41", Basic REAlm="me", WSSE realm="foo", profile="UsernameToken"'})

-        digest = res['digest']

-        self.assertEqual('test-real.m@host.com', digest['realm'])

-        self.assertEqual('\tauth,auth-int', digest['qop'])

-        self.assertEqual('(*)&^&$%#', digest['nonce'])

-

-    def testParseWWWAuthenticateMoreQuoteCombos(self):

-        res = httplib2._parse_www_authenticate({'www-authenticate':'Digest realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", algorithm=MD5, qop="auth", stale=true'})

-        digest = res['digest']

-        self.assertEqual('myrealm', digest['realm'])

-

-    def testParseWWWAuthenticateMalformed(self):

-        try:

-          res = httplib2._parse_www_authenticate({'www-authenticate':'OAuth "Facebook Platform" "invalid_token" "Invalid OAuth access token."'})

-          self.fail("should raise an exception")

-        except httplib2.MalformedHeader:

-          pass

-

-    def testDigestObject(self):

-        credentials = ('joe', 'password')

-        host = None

-        request_uri = '/projects/httplib2/test/digest/'

-        headers = {}

-        response = {

-            'www-authenticate': 'Digest realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", algorithm=MD5, qop="auth"'

-        }

-        content = b""

-

-        d = httplib2.DigestAuthentication(credentials, host, request_uri, headers, response, content, None)

-        d.request("GET", request_uri, headers, content, cnonce="33033375ec278a46")

-        our_request = "authorization: %s" % headers['authorization']

-        working_request = 'authorization: Digest username="joe", realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", uri="/projects/httplib2/test/digest/", algorithm=MD5, response="97ed129401f7cdc60e5db58a80f3ea8b", qop=auth, nc=00000001, cnonce="33033375ec278a46"'

-        self.assertEqual(our_request, working_request)

-

-    def testDigestObjectWithOpaque(self):

-        credentials = ('joe', 'password')

-        host = None

-        request_uri = '/projects/httplib2/test/digest/'

-        headers = {}

-        response = {

-            'www-authenticate': 'Digest realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", algorithm=MD5, qop="auth", opaque="atestopaque"'

-        }

-        content = ""

-

-        d = httplib2.DigestAuthentication(credentials, host, request_uri, headers, response, content, None)

-        d.request("GET", request_uri, headers, content, cnonce="33033375ec278a46")

-        our_request = "authorization: %s" % headers['authorization']

-        working_request = 'authorization: Digest username="joe", realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", uri="/projects/httplib2/test/digest/", algorithm=MD5, response="97ed129401f7cdc60e5db58a80f3ea8b", qop=auth, nc=00000001, cnonce="33033375ec278a46", opaque="atestopaque"'

-        self.assertEqual(our_request, working_request)

-

-    def testDigestObjectStale(self):

-        credentials = ('joe', 'password')

-        host = None

-        request_uri = '/projects/httplib2/test/digest/'

-        headers = {}

-        response = httplib2.Response({ })

-        response['www-authenticate'] = 'Digest realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", algorithm=MD5, qop="auth", stale=true'

-        response.status = 401

-        content = b""

-        d = httplib2.DigestAuthentication(credentials, host, request_uri, headers, response, content, None)

-        # Returns true to force a retry

-        self.assertTrue( d.response(response, content) )

-

-    def testDigestObjectAuthInfo(self):

-        credentials = ('joe', 'password')

-        host = None

-        request_uri = '/projects/httplib2/test/digest/'

-        headers = {}

-        response = httplib2.Response({ })

-        response['www-authenticate'] = 'Digest realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", algorithm=MD5, qop="auth", stale=true'

-        response['authentication-info'] = 'nextnonce="fred"'

-        content = b""

-        d = httplib2.DigestAuthentication(credentials, host, request_uri, headers, response, content, None)

-        # Returns true to force a retry

-        self.assertFalse( d.response(response, content) )

-        self.assertEqual('fred', d.challenge['nonce'])

-        self.assertEqual(1, d.challenge['nc'])

-

-    def testWsseAlgorithm(self):

-        digest = httplib2._wsse_username_token("d36e316282959a9ed4c89851497a717f", "2003-12-15T14:43:07Z", "taadtaadpstcsm")

-        expected = b"quR/EWLAV4xLf9Zqyw4pDmfV9OY="

-        self.assertEqual(expected, digest)

-

-    def testEnd2End(self):

-        # one end to end header

-        response = {'content-type': 'application/atom+xml', 'te': 'deflate'}

-        end2end = httplib2._get_end2end_headers(response)

-        self.assertTrue('content-type' in end2end)

-        self.assertTrue('te' not in end2end)

-        self.assertTrue('connection' not in end2end)

-

-        # one end to end header that gets eliminated

-        response = {'connection': 'content-type', 'content-type': 'application/atom+xml', 'te': 'deflate'}

-        end2end = httplib2._get_end2end_headers(response)

-        self.assertTrue('content-type' not in end2end)

-        self.assertTrue('te' not in end2end)

-        self.assertTrue('connection' not in end2end)

-

-        # Degenerate case of no headers

-        response = {}

-        end2end = httplib2._get_end2end_headers(response)

-        self.assertEqual(0, len(end2end))

-

-        # Degenerate case of connection referrring to a header not passed in

-        response = {'connection': 'content-type'}

-        end2end = httplib2._get_end2end_headers(response)

-        self.assertEqual(0, len(end2end))

-

-

-class TestProxyInfo(unittest.TestCase):

-    def setUp(self):

-        self.orig_env = dict(os.environ)

-

-    def tearDown(self):

-        os.environ.clear()

-        os.environ.update(self.orig_env)

-

-    def test_from_url(self):

-        pi = httplib2.proxy_info_from_url('http://myproxy.example.com')

-        self.assertEqual(pi.proxy_host, 'myproxy.example.com')

-        self.assertEqual(pi.proxy_port, 80)

-        self.assertEqual(pi.proxy_user, None)

-

-    def test_from_url_ident(self):

-        pi = httplib2.proxy_info_from_url('http://zoidberg:fish@someproxy:99')

-        self.assertEqual(pi.proxy_host, 'someproxy')

-        self.assertEqual(pi.proxy_port, 99)

-        self.assertEqual(pi.proxy_user, 'zoidberg')

-        self.assertEqual(pi.proxy_pass, 'fish')

-

-    def test_from_env(self):

-        os.environ['http_proxy'] = 'http://myproxy.example.com:8080'

-        pi = httplib2.proxy_info_from_environment()

-        self.assertEqual(pi.proxy_host, 'myproxy.example.com')

-        self.assertEqual(pi.proxy_port, 8080)

-

-    def test_from_env_no_proxy(self):

-        os.environ['http_proxy'] = 'http://myproxy.example.com:80'

-        os.environ['https_proxy'] = 'http://myproxy.example.com:81'

-        pi = httplib2.proxy_info_from_environment('https')

-        self.assertEqual(pi.proxy_host, 'myproxy.example.com')

-        self.assertEqual(pi.proxy_port, 81)

-

-    def test_from_env_none(self):

-        os.environ.clear()

-        pi = httplib2.proxy_info_from_environment()

-        self.assertEqual(pi, None)

-

-    def test_proxy_headers(self):

-        headers = {'key0': 'val0', 'key1': 'val1'}

-        pi = httplib2.ProxyInfo(httplib2.socks.PROXY_TYPE_HTTP, 'localhost', 1234, proxy_headers = headers)

-        self.assertEqual(pi.proxy_headers, headers)

-

-    # regression: ensure that httplib2.HTTPConnectionWithTimeout initializes when proxy_info is not supplied

-    def test_proxy_init(self):

-        connection = httplib2.HTTPConnectionWithTimeout('www.google.com', 80)

-        connection.request('GET', '/')

-        connection.close()

-

-if __name__ == '__main__':

-    unittest.main()

+#!/usr/bin/env python3
+"""A set of unit tests for httplib2.py."""
+
+__author__ = "Joe Gregorio (joe@bitworking.org)"
+__copyright__ = "Copyright 2006, Joe Gregorio"
+__contributors__ = ["Mark Pilgrim"]
+__license__ = "MIT"
+__version__ = "0.2 ($Rev: 118 $)"
+
+import base64
+import http.client
+import httplib2
+import io
+import os
+import pickle
+import socket
+import ssl
+import sys
+import time
+import unittest
+import urllib.parse
+
+base = "http://bitworking.org/projects/httplib2/test/"
+cacheDirName = ".cache"
+
+
+class CredentialsTest(unittest.TestCase):
+    def test(self):
+        c = httplib2.Credentials()
+        c.add("joe", "password")
+        self.assertEqual(("joe", "password"), list(c.iter("bitworking.org"))[0])
+        self.assertEqual(("joe", "password"), list(c.iter(""))[0])
+        c.add("fred", "password2", "wellformedweb.org")
+        self.assertEqual(("joe", "password"), list(c.iter("bitworking.org"))[0])
+        self.assertEqual(1, len(list(c.iter("bitworking.org"))))
+        self.assertEqual(2, len(list(c.iter("wellformedweb.org"))))
+        self.assertTrue(("fred", "password2") in list(c.iter("wellformedweb.org")))
+        c.clear()
+        self.assertEqual(0, len(list(c.iter("bitworking.org"))))
+        c.add("fred", "password2", "wellformedweb.org")
+        self.assertTrue(("fred", "password2") in list(c.iter("wellformedweb.org")))
+        self.assertEqual(0, len(list(c.iter("bitworking.org"))))
+        self.assertEqual(0, len(list(c.iter(""))))
+
+
+class ParserTest(unittest.TestCase):
+    def testFromStd66(self):
+        self.assertEqual(
+            ("http", "example.com", "", None, None),
+            httplib2.parse_uri("http://example.com"),
+        )
+        self.assertEqual(
+            ("https", "example.com", "", None, None),
+            httplib2.parse_uri("https://example.com"),
+        )
+        self.assertEqual(
+            ("https", "example.com:8080", "", None, None),
+            httplib2.parse_uri("https://example.com:8080"),
+        )
+        self.assertEqual(
+            ("http", "example.com", "/", None, None),
+            httplib2.parse_uri("http://example.com/"),
+        )
+        self.assertEqual(
+            ("http", "example.com", "/path", None, None),
+            httplib2.parse_uri("http://example.com/path"),
+        )
+        self.assertEqual(
+            ("http", "example.com", "/path", "a=1&b=2", None),
+            httplib2.parse_uri("http://example.com/path?a=1&b=2"),
+        )
+        self.assertEqual(
+            ("http", "example.com", "/path", "a=1&b=2", "fred"),
+            httplib2.parse_uri("http://example.com/path?a=1&b=2#fred"),
+        )
+        self.assertEqual(
+            ("http", "example.com", "/path", "a=1&b=2", "fred"),
+            httplib2.parse_uri("http://example.com/path?a=1&b=2#fred"),
+        )
+
+
+class UrlNormTest(unittest.TestCase):
+    def test(self):
+        self.assertEqual(
+            "http://example.org/", httplib2.urlnorm("http://example.org")[-1]
+        )
+        self.assertEqual(
+            "http://example.org/", httplib2.urlnorm("http://EXAMple.org")[-1]
+        )
+        self.assertEqual(
+            "http://example.org/?=b", httplib2.urlnorm("http://EXAMple.org?=b")[-1]
+        )
+        self.assertEqual(
+            "http://example.org/mypath?a=b",
+            httplib2.urlnorm("http://EXAMple.org/mypath?a=b")[-1],
+        )
+        self.assertEqual(
+            "http://localhost:80/", httplib2.urlnorm("http://localhost:80")[-1]
+        )
+        self.assertEqual(
+            httplib2.urlnorm("http://localhost:80/"),
+            httplib2.urlnorm("HTTP://LOCALHOST:80"),
+        )
+        try:
+            httplib2.urlnorm("/")
+            self.fail("Non-absolute URIs should raise an exception")
+        except httplib2.RelativeURIError:
+            pass
+
+
+class UrlSafenameTest(unittest.TestCase):
+    def test(self):
+        # Test that different URIs end up generating different safe names
+        self.assertEqual(
+            "example.org,fred,a=b,58489f63a7a83c3b7794a6a398ee8b1f",
+            httplib2.safename("http://example.org/fred/?a=b"),
+        )
+        self.assertEqual(
+            "example.org,fred,a=b,8c5946d56fec453071f43329ff0be46b",
+            httplib2.safename("http://example.org/fred?/a=b"),
+        )
+        self.assertEqual(
+            "www.example.org,fred,a=b,499c44b8d844a011b67ea2c015116968",
+            httplib2.safename("http://www.example.org/fred?/a=b"),
+        )
+        self.assertEqual(
+            httplib2.safename(httplib2.urlnorm("http://www")[-1]),
+            httplib2.safename(httplib2.urlnorm("http://WWW")[-1]),
+        )
+        self.assertEqual(
+            "www.example.org,fred,a=b,692e843a333484ce0095b070497ab45d",
+            httplib2.safename("https://www.example.org/fred?/a=b"),
+        )
+        self.assertNotEqual(
+            httplib2.safename("http://www"), httplib2.safename("https://www")
+        )
+        # Test the max length limits
+        uri = "http://" + ("w" * 200) + ".org"
+        uri2 = "http://" + ("w" * 201) + ".org"
+        self.assertNotEqual(httplib2.safename(uri2), httplib2.safename(uri))
+        # Max length should be 200 + 1 (",") + 32
+        self.assertEqual(233, len(httplib2.safename(uri2)))
+        self.assertEqual(233, len(httplib2.safename(uri)))
+        # Unicode
+        if sys.version_info >= (2, 3):
+            self.assertEqual(
+                "xn--http,-4y1d.org,fred,a=b,579924c35db315e5a32e3d9963388193",
+                httplib2.safename("http://\u2304.org/fred/?a=b"),
+            )
+
+
+class _MyResponse(io.BytesIO):
+    def __init__(self, body, **kwargs):
+        io.BytesIO.__init__(self, body)
+        self.headers = kwargs
+
+    def items(self):
+        return self.headers.items()
+
+    def iteritems(self):
+        return iter(self.headers.items())
+
+
+class _MyHTTPConnection(object):
+    "This class is just a mock of httplib.HTTPConnection used for testing"
+
+    def __init__(
+        self,
+        host,
+        port=None,
+        key_file=None,
+        cert_file=None,
+        strict=None,
+        timeout=None,
+        proxy_info=None,
+    ):
+        self.host = host
+        self.port = port
+        self.timeout = timeout
+        self.log = ""
+        self.sock = None
+
+    def set_debuglevel(self, level):
+        pass
+
+    def connect(self):
+        "Connect to a host on a given port."
+        pass
+
+    def close(self):
+        pass
+
+    def request(self, method, request_uri, body, headers):
+        pass
+
+    def getresponse(self):
+        return _MyResponse(b"the body", status="200")
+
+
+class _MyHTTPBadStatusConnection(object):
+    "Mock of httplib.HTTPConnection that raises BadStatusLine."
+
+    num_calls = 0
+
+    def __init__(
+        self,
+        host,
+        port=None,
+        key_file=None,
+        cert_file=None,
+        strict=None,
+        timeout=None,
+        proxy_info=None,
+    ):
+        self.host = host
+        self.port = port
+        self.timeout = timeout
+        self.log = ""
+        self.sock = None
+        _MyHTTPBadStatusConnection.num_calls = 0
+
+    def set_debuglevel(self, level):
+        pass
+
+    def connect(self):
+        pass
+
+    def close(self):
+        pass
+
+    def request(self, method, request_uri, body, headers):
+        pass
+
+    def getresponse(self):
+        _MyHTTPBadStatusConnection.num_calls += 1
+        raise http.client.BadStatusLine("")
+
+
+class HttpTest(unittest.TestCase):
+    def setUp(self):
+        if os.path.exists(cacheDirName):
+            [
+                os.remove(os.path.join(cacheDirName, file))
+                for file in os.listdir(cacheDirName)
+            ]
+        self.http = httplib2.Http(cacheDirName)
+        self.http.clear_credentials()
+
+    def testIPv6NoSSL(self):
+        try:
+            self.http.request("http://[::1]/")
+        except socket.gaierror:
+            self.fail("should get the address family right for IPv6")
+        except socket.error:
+            # Even if IPv6 isn't installed on a machine it should just raise socket.error
+            pass
+
+    def testIPv6SSL(self):
+        try:
+            self.http.request("https://[::1]/")
+        except socket.gaierror:
+            self.fail("should get the address family right for IPv6")
+        except socket.error:
+            # Even if IPv6 isn't installed on a machine it should just raise socket.error
+            pass
+
+    def testConnectionType(self):
+        self.http.force_exception_to_status_code = False
+        response, content = self.http.request(
+            "http://bitworking.org", connection_type=_MyHTTPConnection
+        )
+        self.assertEqual(response["content-location"], "http://bitworking.org")
+        self.assertEqual(content, b"the body")
+
+    def testBadStatusLineRetry(self):
+        old_retries = httplib2.RETRIES
+        httplib2.RETRIES = 1
+        self.http.force_exception_to_status_code = False
+        try:
+            response, content = self.http.request(
+                "http://bitworking.org", connection_type=_MyHTTPBadStatusConnection
+            )
+        except http.client.BadStatusLine:
+            self.assertEqual(2, _MyHTTPBadStatusConnection.num_calls)
+        httplib2.RETRIES = old_retries
+
+    def testGetUnknownServer(self):
+        self.http.force_exception_to_status_code = False
+        try:
+            self.http.request("http://fred.bitworking.org/")
+            self.fail(
+                "An httplib2.ServerNotFoundError Exception must be thrown on an unresolvable server."
+            )
+        except httplib2.ServerNotFoundError:
+            pass
+
+        # Now test with exceptions turned off
+        self.http.force_exception_to_status_code = True
+
+        (response, content) = self.http.request("http://fred.bitworking.org/")
+        self.assertEqual(response["content-type"], "text/plain")
+        self.assertTrue(content.startswith(b"Unable to find"))
+        self.assertEqual(response.status, 400)
+
+    def testGetConnectionRefused(self):
+        self.http.force_exception_to_status_code = False
+        try:
+            self.http.request("http://localhost:7777/")
+            self.fail("An socket.error exception must be thrown on Connection Refused.")
+        except socket.error:
+            pass
+
+        # Now test with exceptions turned off
+        self.http.force_exception_to_status_code = True
+
+        (response, content) = self.http.request("http://localhost:7777/")
+        self.assertEqual(response["content-type"], "text/plain")
+        self.assertTrue(b"Connection refused" in content)
+        self.assertEqual(response.status, 400)
+
+    def testGetIRI(self):
+        if sys.version_info >= (2, 3):
+            uri = urllib.parse.urljoin(
+                base, "reflector/reflector.cgi?d=\N{CYRILLIC CAPITAL LETTER DJE}"
+            )
+            (response, content) = self.http.request(uri, "GET")
+            d = self.reflector(content)
+            self.assertTrue("QUERY_STRING" in d)
+            self.assertTrue(d["QUERY_STRING"].find("%D0%82") > 0)
+
+    def testGetIsDefaultMethod(self):
+        # Test that GET is the default method
+        uri = urllib.parse.urljoin(base, "methods/method_reflector.cgi")
+        (response, content) = self.http.request(uri)
+        self.assertEqual(response["x-method"], "GET")
+
+    def testDifferentMethods(self):
+        # Test that all methods can be used
+        uri = urllib.parse.urljoin(base, "methods/method_reflector.cgi")
+        for method in ["GET", "PUT", "DELETE", "POST"]:
+            (response, content) = self.http.request(uri, method, body=b" ")
+            self.assertEqual(response["x-method"], method)
+
+    def testHeadRead(self):
+        # Test that we don't try to read the response of a HEAD request
+        # since httplib blocks response.read() for HEAD requests.
+        # Oddly enough this doesn't appear as a problem when doing HEAD requests
+        # against Apache servers.
+        uri = "http://www.google.com/"
+        (response, content) = self.http.request(uri, "HEAD")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(content, b"")
+
+    def testGetNoCache(self):
+        # Test that can do a GET w/o the cache turned on.
+        http = httplib2.Http()
+        uri = urllib.parse.urljoin(base, "304/test_etag.txt")
+        (response, content) = http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.previous, None)
+
+    def testGetOnlyIfCachedCacheHit(self):
+        # Test that can do a GET with cache and 'only-if-cached'
+        uri = urllib.parse.urljoin(base, "304/test_etag.txt")
+        (response, content) = self.http.request(uri, "GET")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"cache-control": "only-if-cached"}
+        )
+        self.assertEqual(response.fromcache, True)
+        self.assertEqual(response.status, 200)
+
+    def testGetOnlyIfCachedCacheMiss(self):
+        # Test that can do a GET with no cache with 'only-if-cached'
+        uri = urllib.parse.urljoin(base, "304/test_etag.txt")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"cache-control": "only-if-cached"}
+        )
+        self.assertEqual(response.fromcache, False)
+        self.assertEqual(response.status, 504)
+
+    def testGetOnlyIfCachedNoCacheAtAll(self):
+        # Test that can do a GET with no cache with 'only-if-cached'
+        # Of course, there might be an intermediary beyond us
+        # that responds to the 'only-if-cached', so this
+        # test can't really be guaranteed to pass.
+        http = httplib2.Http()
+        uri = urllib.parse.urljoin(base, "304/test_etag.txt")
+        (response, content) = http.request(
+            uri, "GET", headers={"cache-control": "only-if-cached"}
+        )
+        self.assertEqual(response.fromcache, False)
+        self.assertEqual(response.status, 504)
+
+    def testUserAgent(self):
+        # Test that we provide a default user-agent
+        uri = urllib.parse.urljoin(base, "user-agent/test.cgi")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertTrue(content.startswith(b"Python-httplib2/"))
+
+    def testUserAgentNonDefault(self):
+        # Test that the default user-agent can be over-ridden
+
+        uri = urllib.parse.urljoin(base, "user-agent/test.cgi")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"User-Agent": "fred/1.0"}
+        )
+        self.assertEqual(response.status, 200)
+        self.assertTrue(content.startswith(b"fred/1.0"))
+
+    def testGet300WithLocation(self):
+        # Test the we automatically follow 300 redirects if a Location: header is provided
+        uri = urllib.parse.urljoin(base, "300/with-location-header.asis")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(content, b"This is the final destination.\n")
+        self.assertEqual(response.previous.status, 300)
+        self.assertEqual(response.previous.fromcache, False)
+
+        # Confirm that the intermediate 300 is not cached
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(content, b"This is the final destination.\n")
+        self.assertEqual(response.previous.status, 300)
+        self.assertEqual(response.previous.fromcache, False)
+
+    def testGet300WithLocationNoRedirect(self):
+        # Test the we automatically follow 300 redirects if a Location: header is provided
+        self.http.follow_redirects = False
+        uri = urllib.parse.urljoin(base, "300/with-location-header.asis")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 300)
+
+    def testGet300WithoutLocation(self):
+        # Not giving a Location: header in a 300 response is acceptable
+        # In which case we just return the 300 response
+        uri = urllib.parse.urljoin(base, "300/without-location-header.asis")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 300)
+        self.assertTrue(response["content-type"].startswith("text/html"))
+        self.assertEqual(response.previous, None)
+
+    def testGet301(self):
+        # Test that we automatically follow 301 redirects
+        # and that we cache the 301 response
+        uri = urllib.parse.urljoin(base, "301/onestep.asis")
+        destination = urllib.parse.urljoin(base, "302/final-destination.txt")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertTrue("content-location" in response)
+        self.assertEqual(response["content-location"], destination)
+        self.assertEqual(content, b"This is the final destination.\n")
+        self.assertEqual(response.previous.status, 301)
+        self.assertEqual(response.previous.fromcache, False)
+
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response["content-location"], destination)
+        self.assertEqual(content, b"This is the final destination.\n")
+        self.assertEqual(response.previous.status, 301)
+        self.assertEqual(response.previous.fromcache, True)
+
+    def testHead301(self):
+        # Test that we automatically follow 301 redirects
+        uri = urllib.parse.urljoin(base, "301/onestep.asis")
+        (response, content) = self.http.request(uri, "HEAD")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.previous.status, 301)
+        self.assertEqual(response.previous.fromcache, False)
+
+    def testGet301NoRedirect(self):
+        # Test that we automatically follow 301 redirects
+        # and that we cache the 301 response
+        self.http.follow_redirects = False
+        uri = urllib.parse.urljoin(base, "301/onestep.asis")
+        destination = urllib.parse.urljoin(base, "302/final-destination.txt")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 301)
+
+    def testGet302(self):
+        # Test that we automatically follow 302 redirects
+        # and that we DO NOT cache the 302 response
+        uri = urllib.parse.urljoin(base, "302/onestep.asis")
+        destination = urllib.parse.urljoin(base, "302/final-destination.txt")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response["content-location"], destination)
+        self.assertEqual(content, b"This is the final destination.\n")
+        self.assertEqual(response.previous.status, 302)
+        self.assertEqual(response.previous.fromcache, False)
+
+        uri = urllib.parse.urljoin(base, "302/onestep.asis")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, True)
+        self.assertEqual(response["content-location"], destination)
+        self.assertEqual(content, b"This is the final destination.\n")
+        self.assertEqual(response.previous.status, 302)
+        self.assertEqual(response.previous.fromcache, False)
+        self.assertEqual(response.previous["content-location"], uri)
+
+        uri = urllib.parse.urljoin(base, "302/twostep.asis")
+
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, True)
+        self.assertEqual(content, b"This is the final destination.\n")
+        self.assertEqual(response.previous.status, 302)
+        self.assertEqual(response.previous.fromcache, False)
+
+    def testGet302RedirectionLimit(self):
+        # Test that we can set a lower redirection limit
+        # and that we raise an exception when we exceed
+        # that limit.
+        self.http.force_exception_to_status_code = False
+
+        uri = urllib.parse.urljoin(base, "302/twostep.asis")
+        try:
+            (response, content) = self.http.request(uri, "GET", redirections=1)
+            self.fail("This should not happen")
+        except httplib2.RedirectLimit:
+            pass
+        except Exception as e:
+            self.fail("Threw wrong kind of exception ")
+
+        # Re-run the test with out the exceptions
+        self.http.force_exception_to_status_code = True
+
+        (response, content) = self.http.request(uri, "GET", redirections=1)
+        self.assertEqual(response.status, 500)
+        self.assertTrue(response.reason.startswith("Redirected more"))
+        self.assertEqual("302", response["status"])
+        self.assertTrue(content.startswith(b"<html>"))
+        self.assertTrue(response.previous != None)
+
+    def testGet302NoLocation(self):
+        # Test that we throw an exception when we get
+        # a 302 with no Location: header.
+        self.http.force_exception_to_status_code = False
+        uri = urllib.parse.urljoin(base, "302/no-location.asis")
+        try:
+            (response, content) = self.http.request(uri, "GET")
+            self.fail("Should never reach here")
+        except httplib2.RedirectMissingLocation:
+            pass
+        except Exception as e:
+            self.fail("Threw wrong kind of exception ")
+
+        # Re-run the test with out the exceptions
+        self.http.force_exception_to_status_code = True
+
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 500)
+        self.assertTrue(response.reason.startswith("Redirected but"))
+        self.assertEqual("302", response["status"])
+        self.assertTrue(content.startswith(b"This is content"))
+
+    def testGet301ViaHttps(self):
+        # Google always redirects to http://google.com
+        (response, content) = self.http.request("https://code.google.com/apis/", "GET")
+        self.assertEqual(200, response.status)
+        self.assertEqual(301, response.previous.status)
+
+    def testGetViaHttps(self):
+        # Test that we can handle HTTPS
+        (response, content) = self.http.request("https://google.com/adsense/", "GET")
+        self.assertEqual(200, response.status)
+
+    def testGetViaHttpsSpecViolationOnLocation(self):
+        # Test that we follow redirects through HTTPS
+        # even if they violate the spec by including
+        # a relative Location: header instead of an
+        # absolute one.
+        (response, content) = self.http.request("https://google.com/adsense", "GET")
+        self.assertEqual(200, response.status)
+        self.assertNotEqual(None, response.previous)
+
+    def testGetViaHttpsKeyCert(self):
+        #  At this point I can only test
+        #  that the key and cert files are passed in
+        #  correctly to httplib. It would be nice to have
+        #  a real https endpoint to test against.
+        http = httplib2.Http(timeout=2)
+
+        http.add_certificate("akeyfile", "acertfile", "bitworking.org")
+        try:
+            (response, content) = http.request("https://bitworking.org", "GET")
+        except AttributeError:
+            self.assertEqual(
+                http.connections["https:bitworking.org"].key_file, "akeyfile"
+            )
+            self.assertEqual(
+                http.connections["https:bitworking.org"].cert_file, "acertfile"
+            )
+        except IOError:
+            # Skip on 3.2
+            pass
+
+        try:
+            (response, content) = http.request("https://notthere.bitworking.org", "GET")
+        except httplib2.ServerNotFoundError:
+            self.assertEqual(
+                http.connections["https:notthere.bitworking.org"].key_file, None
+            )
+            self.assertEqual(
+                http.connections["https:notthere.bitworking.org"].cert_file, None
+            )
+        except IOError:
+            # Skip on 3.2
+            pass
+
+    def testSslCertValidation(self):
+        # Test that we get an ssl.SSLError when specifying a non-existent CA
+        # certs file.
+        http = httplib2.Http(ca_certs="/nosuchfile")
+        self.assertRaises(IOError, http.request, "https://www.google.com/", "GET")
+
+        # Test that we get a SSLHandshakeError if we try to access
+        # https://www.google.com, using a CA cert file that doesn't contain
+        # the CA Google uses (i.e., simulating a cert that's not signed by a
+        # trusted CA).
+        other_ca_certs = os.path.join(
+            os.path.dirname(os.path.abspath(httplib2.__file__)),
+            "test",
+            "other_cacerts.txt",
+        )
+        http = httplib2.Http(ca_certs=other_ca_certs)
+        self.assertRaises(ssl.SSLError, http.request, "https://www.google.com/", "GET")
+
+    def testSniHostnameValidation(self):
+        self.http.request("https://google.com/", method="GET")
+
+    def testGet303(self):
+        # Do a follow-up GET on a Location: header
+        # returned from a POST that gave a 303.
+        uri = urllib.parse.urljoin(base, "303/303.cgi")
+        (response, content) = self.http.request(uri, "POST", " ")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(content, b"This is the final destination.\n")
+        self.assertEqual(response.previous.status, 303)
+
+    def testGet303NoRedirect(self):
+        # Do a follow-up GET on a Location: header
+        # returned from a POST that gave a 303.
+        self.http.follow_redirects = False
+        uri = urllib.parse.urljoin(base, "303/303.cgi")
+        (response, content) = self.http.request(uri, "POST", " ")
+        self.assertEqual(response.status, 303)
+
+    def test303ForDifferentMethods(self):
+        # Test that all methods can be used
+        uri = urllib.parse.urljoin(base, "303/redirect-to-reflector.cgi")
+        for (method, method_on_303) in [
+            ("PUT", "GET"),
+            ("DELETE", "GET"),
+            ("POST", "GET"),
+            ("GET", "GET"),
+            ("HEAD", "GET"),
+        ]:
+            (response, content) = self.http.request(uri, method, body=b" ")
+            self.assertEqual(response["x-method"], method_on_303)
+
+    def testGet304(self):
+        # Test that we use ETags properly to validate our cache
+        uri = urllib.parse.urljoin(base, "304/test_etag.txt")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
+        self.assertNotEqual(response["etag"], "")
+
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={"accept-encoding": "identity", "cache-control": "must-revalidate"},
+        )
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, True)
+
+        cache_file_name = os.path.join(
+            cacheDirName, httplib2.safename(httplib2.urlnorm(uri)[-1])
+        )
+        f = open(cache_file_name, "r")
+        status_line = f.readline()
+        f.close()
+
+        self.assertTrue(status_line.startswith("status:"))
+
+        (response, content) = self.http.request(
+            uri, "HEAD", headers={"accept-encoding": "identity"}
+        )
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, True)
+
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity", "range": "bytes=0-0"}
+        )
+        self.assertEqual(response.status, 206)
+        self.assertEqual(response.fromcache, False)
+
+    def testGetIgnoreEtag(self):
+        # Test that we can forcibly ignore ETags
+        uri = urllib.parse.urljoin(base, "reflector/reflector.cgi")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
+        self.assertNotEqual(response["etag"], "")
+
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={"accept-encoding": "identity", "cache-control": "max-age=0"},
+        )
+        d = self.reflector(content)
+        self.assertTrue("HTTP_IF_NONE_MATCH" in d)
+
+        self.http.ignore_etag = True
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={"accept-encoding": "identity", "cache-control": "max-age=0"},
+        )
+        d = self.reflector(content)
+        self.assertEqual(response.fromcache, False)
+        self.assertFalse("HTTP_IF_NONE_MATCH" in d)
+
+    def testOverrideEtag(self):
+        # Test that we can forcibly ignore ETags
+        uri = urllib.parse.urljoin(base, "reflector/reflector.cgi")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
+        self.assertNotEqual(response["etag"], "")
+
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={"accept-encoding": "identity", "cache-control": "max-age=0"},
+        )
+        d = self.reflector(content)
+        self.assertTrue("HTTP_IF_NONE_MATCH" in d)
+        self.assertNotEqual(d["HTTP_IF_NONE_MATCH"], "fred")
+
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={
+                "accept-encoding": "identity",
+                "cache-control": "max-age=0",
+                "if-none-match": "fred",
+            },
+        )
+        d = self.reflector(content)
+        self.assertTrue("HTTP_IF_NONE_MATCH" in d)
+        self.assertEqual(d["HTTP_IF_NONE_MATCH"], "fred")
+
+    # MAP-commented this out because it consistently fails
+    #    def testGet304EndToEnd(self):
+    #       # Test that end to end headers get overwritten in the cache
+    #        uri = urllib.parse.urljoin(base, "304/end2end.cgi")
+    #        (response, content) = self.http.request(uri, "GET")
+    #        self.assertNotEqual(response['etag'], "")
+    #        old_date = response['date']
+    #        time.sleep(2)
+    #
+    #        (response, content) = self.http.request(uri, "GET", headers = {'Cache-Control': 'max-age=0'})
+    #        # The response should be from the cache, but the Date: header should be updated.
+    #        new_date = response['date']
+    #        self.assertNotEqual(new_date, old_date)
+    #        self.assertEqual(response.status, 200)
+    #        self.assertEqual(response.fromcache, True)
+
+    def testGet304LastModified(self):
+        # Test that we can still handle a 304
+        # by only using the last-modified cache validator.
+        uri = urllib.parse.urljoin(
+            base, "304/last-modified-only/last-modified-only.txt"
+        )
+        (response, content) = self.http.request(uri, "GET")
+
+        self.assertNotEqual(response["last-modified"], "")
+        (response, content) = self.http.request(uri, "GET")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, True)
+
+    def testGet307(self):
+        # Test that we do follow 307 redirects but
+        # do not cache the 307
+        uri = urllib.parse.urljoin(base, "307/onestep.asis")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(content, b"This is the final destination.\n")
+        self.assertEqual(response.previous.status, 307)
+        self.assertEqual(response.previous.fromcache, False)
+
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, True)
+        self.assertEqual(content, b"This is the final destination.\n")
+        self.assertEqual(response.previous.status, 307)
+        self.assertEqual(response.previous.fromcache, False)
+
+    def testGet410(self):
+        # Test that we pass 410's through
+        uri = urllib.parse.urljoin(base, "410/410.asis")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 410)
+
+    def testVaryHeaderSimple(self):
+        """RFC 2616 13.6 When the cache receives a subsequent request whose Request-URI specifies one or more cache entries including a Vary header field, the cache MUST NOT use such a cache entry to construct a response to the new request unless all of the selecting request-headers present in the new request match the corresponding stored request-headers in the original request.
+
+        """
+        # test that the vary header is sent
+        uri = urllib.parse.urljoin(base, "vary/accept.asis")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Accept": "text/plain"}
+        )
+        self.assertEqual(response.status, 200)
+        self.assertTrue("vary" in response)
+
+        # get the resource again, from the cache since accept header in this
+        # request is the same as the request
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Accept": "text/plain"}
+        )
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, True, msg="Should be from cache")
+
+        # get the resource again, not from cache since Accept headers does not match
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Accept": "text/html"}
+        )
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False, msg="Should not be from cache")
+
+        # get the resource again, without any Accept header, so again no match
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False, msg="Should not be from cache")
+
+    def testNoVary(self):
+        pass
+        # when there is no vary, a different Accept header (e.g.) should not
+        # impact if the cache is used
+        # test that the vary header is not sent
+        # uri = urllib.parse.urljoin(base, "vary/no-vary.asis")
+        # (response, content) = self.http.request(uri, "GET", headers={'Accept': 'text/plain'})
+        # self.assertEqual(response.status, 200)
+        # self.assertFalse('vary' in response)
+        #
+        # (response, content) = self.http.request(uri, "GET", headers={'Accept': 'text/plain'})
+        # self.assertEqual(response.status, 200)
+        # self.assertEqual(response.fromcache, True, msg="Should be from cache")
+        #
+        # (response, content) = self.http.request(uri, "GET", headers={'Accept': 'text/html'})
+        # self.assertEqual(response.status, 200)
+        # self.assertEqual(response.fromcache, True, msg="Should be from cache")
+
+    def testVaryHeaderDouble(self):
+        uri = urllib.parse.urljoin(base, "vary/accept-double.asis")
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={
+                "Accept": "text/plain",
+                "Accept-Language": "da, en-gb;q=0.8, en;q=0.7",
+            },
+        )
+        self.assertEqual(response.status, 200)
+        self.assertTrue("vary" in response)
+
+        # we are from cache
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={
+                "Accept": "text/plain",
+                "Accept-Language": "da, en-gb;q=0.8, en;q=0.7",
+            },
+        )
+        self.assertEqual(response.fromcache, True, msg="Should be from cache")
+
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Accept": "text/plain"}
+        )
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False)
+
+        # get the resource again, not from cache, varied headers don't match exact
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Accept-Language": "da"}
+        )
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False, msg="Should not be from cache")
+
+    def testVaryUnusedHeader(self):
+        # A header's value is not considered to vary if it's not used at all.
+        uri = urllib.parse.urljoin(base, "vary/unused-header.asis")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Accept": "text/plain"}
+        )
+        self.assertEqual(response.status, 200)
+        self.assertTrue("vary" in response)
+
+        # we are from cache
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Accept": "text/plain"}
+        )
+        self.assertEqual(response.fromcache, True, msg="Should be from cache")
+
+    def testHeadGZip(self):
+        # Test that we don't try to decompress a HEAD response
+        uri = urllib.parse.urljoin(base, "gzip/final-destination.txt")
+        (response, content) = self.http.request(uri, "HEAD")
+        self.assertEqual(response.status, 200)
+        self.assertNotEqual(int(response["content-length"]), 0)
+        self.assertEqual(content, b"")
+
+    def testGetGZip(self):
+        # Test that we support gzip compression
+        uri = urllib.parse.urljoin(base, "gzip/final-destination.txt")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertFalse("content-encoding" in response)
+        self.assertTrue("-content-encoding" in response)
+        self.assertEqual(
+            int(response["content-length"]), len(b"This is the final destination.\n")
+        )
+        self.assertEqual(content, b"This is the final destination.\n")
+
+    def testPostAndGZipResponse(self):
+        uri = urllib.parse.urljoin(base, "gzip/post.cgi")
+        (response, content) = self.http.request(uri, "POST", body=" ")
+        self.assertEqual(response.status, 200)
+        self.assertFalse("content-encoding" in response)
+        self.assertTrue("-content-encoding" in response)
+
+    def testGetGZipFailure(self):
+        # Test that we raise a good exception when the gzip fails
+        self.http.force_exception_to_status_code = False
+        uri = urllib.parse.urljoin(base, "gzip/failed-compression.asis")
+        try:
+            (response, content) = self.http.request(uri, "GET")
+            self.fail("Should never reach here")
+        except httplib2.FailedToDecompressContent:
+            pass
+        except Exception:
+            self.fail("Threw wrong kind of exception")
+
+        # Re-run the test with out the exceptions
+        self.http.force_exception_to_status_code = True
+
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 500)
+        self.assertTrue(response.reason.startswith("Content purported"))
+
+    def testIndividualTimeout(self):
+        uri = urllib.parse.urljoin(base, "timeout/timeout.cgi")
+        http = httplib2.Http(timeout=1)
+        http.force_exception_to_status_code = True
+
+        (response, content) = http.request(uri)
+        self.assertEqual(response.status, 408)
+        self.assertTrue(response.reason.startswith("Request Timeout"))
+        self.assertTrue(content.startswith(b"Request Timeout"))
+
+    def testGetDeflate(self):
+        # Test that we support deflate compression
+        uri = urllib.parse.urljoin(base, "deflate/deflated.asis")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertFalse("content-encoding" in response)
+        self.assertEqual(
+            int(response["content-length"]), len("This is the final destination.")
+        )
+        self.assertEqual(content, b"This is the final destination.")
+
+    def testGetDeflateFailure(self):
+        # Test that we raise a good exception when the deflate fails
+        self.http.force_exception_to_status_code = False
+
+        uri = urllib.parse.urljoin(base, "deflate/failed-compression.asis")
+        try:
+            (response, content) = self.http.request(uri, "GET")
+            self.fail("Should never reach here")
+        except httplib2.FailedToDecompressContent:
+            pass
+        except Exception:
+            self.fail("Threw wrong kind of exception")
+
+        # Re-run the test with out the exceptions
+        self.http.force_exception_to_status_code = True
+
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 500)
+        self.assertTrue(response.reason.startswith("Content purported"))
+
+    def testGetDuplicateHeaders(self):
+        # Test that duplicate headers get concatenated via ','
+        uri = urllib.parse.urljoin(base, "duplicate-headers/multilink.asis")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(content, b"This is content\n")
+        self.assertEqual(
+            response["link"].split(",")[0],
+            '<http://bitworking.org>; rel="home"; title="BitWorking"',
+        )
+
+    def testGetCacheControlNoCache(self):
+        # Test Cache-Control: no-cache on requests
+        uri = urllib.parse.urljoin(base, "304/test_etag.txt")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
+        self.assertNotEqual(response["etag"], "")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, True)
+
+        (response, content) = self.http.request(
+            uri,
+            "GET",
+            headers={"accept-encoding": "identity", "Cache-Control": "no-cache"},
+        )
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False)
+
+    def testGetCacheControlPragmaNoCache(self):
+        # Test Pragma: no-cache on requests
+        uri = urllib.parse.urljoin(base, "304/test_etag.txt")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
+        self.assertNotEqual(response["etag"], "")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity"}
+        )
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, True)
+
+        (response, content) = self.http.request(
+            uri, "GET", headers={"accept-encoding": "identity", "Pragma": "no-cache"}
+        )
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False)
+
+    def testGetCacheControlNoStoreRequest(self):
+        # A no-store request means that the response should not be stored.
+        uri = urllib.parse.urljoin(base, "304/test_etag.txt")
+
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Cache-Control": "no-store"}
+        )
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False)
+
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Cache-Control": "no-store"}
+        )
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False)
+
+    def testGetCacheControlNoStoreResponse(self):
+        # A no-store response means that the response should not be stored.
+        uri = urllib.parse.urljoin(base, "no-store/no-store.asis")
+
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False)
+
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False)
+
+    def testGetCacheControlNoCacheNoStoreRequest(self):
+        # Test that a no-store, no-cache clears the entry from the cache
+        # even if it was cached previously.
+        uri = urllib.parse.urljoin(base, "304/test_etag.txt")
+
+        (response, content) = self.http.request(uri, "GET")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.fromcache, True)
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Cache-Control": "no-store, no-cache"}
+        )
+        (response, content) = self.http.request(
+            uri, "GET", headers={"Cache-Control": "no-store, no-cache"}
+        )
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False)
+
+    def testUpdateInvalidatesCache(self):
+        # Test that calling PUT or DELETE on a
+        # URI that is cache invalidates that cache.
+        uri = urllib.parse.urljoin(base, "304/test_etag.txt")
+
+        (response, content) = self.http.request(uri, "GET")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.fromcache, True)
+        (response, content) = self.http.request(uri, "DELETE")
+        self.assertEqual(response.status, 405)
+
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.fromcache, False)
+
+    def testUpdateUsesCachedETag(self):
+        # Test that we natively support http://www.w3.org/1999/04/Editing/
+        uri = urllib.parse.urljoin(base, "conditional-updates/test.cgi")
+
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False)
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, True)
+        (response, content) = self.http.request(uri, "PUT", body="foo")
+        self.assertEqual(response.status, 200)
+        (response, content) = self.http.request(uri, "PUT", body="foo")
+        self.assertEqual(response.status, 412)
+
+    def testUpdatePatchUsesCachedETag(self):
+        # Test that we natively support http://www.w3.org/1999/04/Editing/
+        uri = urllib.parse.urljoin(base, "conditional-updates/test.cgi")
+
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False)
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, True)
+        (response, content) = self.http.request(uri, "PATCH", body="foo")
+        self.assertEqual(response.status, 200)
+        (response, content) = self.http.request(uri, "PATCH", body="foo")
+        self.assertEqual(response.status, 412)
+
+    def testUpdateUsesCachedETagAndOCMethod(self):
+        # Test that we natively support http://www.w3.org/1999/04/Editing/
+        uri = urllib.parse.urljoin(base, "conditional-updates/test.cgi")
+
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False)
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, True)
+        self.http.optimistic_concurrency_methods.append("DELETE")
+        (response, content) = self.http.request(uri, "DELETE")
+        self.assertEqual(response.status, 200)
+
+    def testUpdateUsesCachedETagOverridden(self):
+        # Test that we natively support http://www.w3.org/1999/04/Editing/
+        uri = urllib.parse.urljoin(base, "conditional-updates/test.cgi")
+
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, False)
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+        self.assertEqual(response.fromcache, True)
+        (response, content) = self.http.request(
+            uri, "PUT", body="foo", headers={"if-match": "fred"}
+        )
+        self.assertEqual(response.status, 412)
+
+    def testBasicAuth(self):
+        # Test Basic Authentication
+        uri = urllib.parse.urljoin(base, "basic/file.txt")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 401)
+
+        uri = urllib.parse.urljoin(base, "basic/")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 401)
+
+        self.http.add_credentials("joe", "password")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+
+        uri = urllib.parse.urljoin(base, "basic/file.txt")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+
+    def testBasicAuthWithDomain(self):
+        # Test Basic Authentication
+        uri = urllib.parse.urljoin(base, "basic/file.txt")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 401)
+
+        uri = urllib.parse.urljoin(base, "basic/")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 401)
+
+        self.http.add_credentials("joe", "password", "example.org")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 401)
+
+        uri = urllib.parse.urljoin(base, "basic/file.txt")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 401)
+
+        domain = urllib.parse.urlparse(base)[1]
+        self.http.add_credentials("joe", "password", domain)
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+
+        uri = urllib.parse.urljoin(base, "basic/file.txt")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+
+    def testBasicAuthTwoDifferentCredentials(self):
+        # Test Basic Authentication with multiple sets of credentials
+        uri = urllib.parse.urljoin(base, "basic2/file.txt")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 401)
+
+        uri = urllib.parse.urljoin(base, "basic2/")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 401)
+
+        self.http.add_credentials("fred", "barney")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+
+        uri = urllib.parse.urljoin(base, "basic2/file.txt")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+
+    def testBasicAuthNested(self):
+        # Test Basic Authentication with resources
+        # that are nested
+        uri = urllib.parse.urljoin(base, "basic-nested/")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 401)
+
+        uri = urllib.parse.urljoin(base, "basic-nested/subdir")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 401)
+
+        # Now add in credentials one at a time and test.
+        self.http.add_credentials("joe", "password")
+
+        uri = urllib.parse.urljoin(base, "basic-nested/")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+
+        uri = urllib.parse.urljoin(base, "basic-nested/subdir")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 401)
+
+        self.http.add_credentials("fred", "barney")
+
+        uri = urllib.parse.urljoin(base, "basic-nested/")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+
+        uri = urllib.parse.urljoin(base, "basic-nested/subdir")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+
+    def testDigestAuth(self):
+        # Test that we support Digest Authentication
+        uri = urllib.parse.urljoin(base, "digest/")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 401)
+
+        self.http.add_credentials("joe", "password")
+        (response, content) = self.http.request(uri, "GET")
+        self.assertEqual(response.status, 200)
+
+        uri = urllib.parse.urljoin(base, "digest/file.txt")
+        (response, content) = self.http.request(uri, "GET")
+
+    def testDigestAuthNextNonceAndNC(self):
+        # Test that if the server sets nextnonce that we reset
+        # the nonce count back to 1
+        uri = urllib.parse.urljoin(base, "digest/file.txt")
+        self.http.add_credentials("joe", "password")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"cache-control": "no-cache"}
+        )
+        info = httplib2._parse_www_authenticate(response, "authentication-info")
+        self.assertEqual(response.status, 200)
+        (response, content) = self.http.request(
+            uri, "GET", headers={"cache-control": "no-cache"}
+        )
+        info2 = httplib2._parse_www_authenticate(response, "authentication-info")
+        self.assertEqual(response.status, 200)
+
+        if "nextnonce" in info:
+            self.assertEqual(info2["nc"], 1)
+
+    def testDigestAuthStale(self):
+        # Test that we can handle a nonce becoming stale
+        uri = urllib.parse.urljoin(base, "digest-expire/file.txt")
+        self.http.add_credentials("joe", "password")
+        (response, content) = self.http.request(
+            uri, "GET", headers={"cache-control": "no-cache"}
+        )
+        info = httplib2._parse_www_authenticate(response, "authentication-info")
+        self.assertEqual(response.status, 200)
+
+        time.sleep(3)
+        # Sleep long enough that the nonce becomes stale
+
+        (response, content) = self.http.request(
+            uri, "GET", headers={"cache-control": "no-cache"}
+        )
+        self.assertFalse(response.fromcache)
+        self.assertTrue(response._stale_digest)
+        info3 = httplib2._parse_www_authenticate(response, "authentication-info")
+        self.assertEqual(response.status, 200)
+
+    def reflector(self, content):
+        return dict(
+            [
+                tuple(x.split("=", 1))
+                for x in content.decode("utf-8").strip().split("\n")
+            ]
+        )
+
+    def testReflector(self):
+        uri = urllib.parse.urljoin(base, "reflector/reflector.cgi")
+        (response, content) = self.http.request(uri, "GET")
+        d = self.reflector(content)
+        self.assertTrue("HTTP_USER_AGENT" in d)
+
+    def testConnectionClose(self):
+        uri = "http://www.google.com/"
+        (response, content) = self.http.request(uri, "GET")
+        for c in self.http.connections.values():
+            self.assertNotEqual(None, c.sock)
+        (response, content) = self.http.request(
+            uri, "GET", headers={"connection": "close"}
+        )
+        for c in self.http.connections.values():
+            self.assertEqual(None, c.sock)
+
+    def testPickleHttp(self):
+        pickled_http = pickle.dumps(self.http)
+        new_http = pickle.loads(pickled_http)
+
+        self.assertEqual(
+            sorted(new_http.__dict__.keys()), sorted(self.http.__dict__.keys())
+        )
+        for key in new_http.__dict__:
+            if key in ("certificates", "credentials"):
+                self.assertEqual(
+                    new_http.__dict__[key].credentials,
+                    self.http.__dict__[key].credentials,
+                )
+            elif key == "cache":
+                self.assertEqual(
+                    new_http.__dict__[key].cache, self.http.__dict__[key].cache
+                )
+            else:
+                self.assertEqual(new_http.__dict__[key], self.http.__dict__[key])
+
+    def testPickleHttpWithConnection(self):
+        self.http.request("http://bitworking.org", connection_type=_MyHTTPConnection)
+        pickled_http = pickle.dumps(self.http)
+        new_http = pickle.loads(pickled_http)
+
+        self.assertEqual(list(self.http.connections.keys()), ["http:bitworking.org"])
+        self.assertEqual(new_http.connections, {})
+
+    def testPickleCustomRequestHttp(self):
+        def dummy_request(*args, **kwargs):
+            return new_request(*args, **kwargs)
+
+        dummy_request.dummy_attr = "dummy_value"
+
+        self.http.request = dummy_request
+        pickled_http = pickle.dumps(self.http)
+        self.assertFalse(b"S'request'" in pickled_http)
+
+
+try:
+    import memcache
+
+    class HttpTestMemCached(HttpTest):
+        def setUp(self):
+            self.cache = memcache.Client(["127.0.0.1:11211"], debug=0)
+            # self.cache = memcache.Client(['10.0.0.4:11211'], debug=1)
+            self.http = httplib2.Http(self.cache)
+            self.cache.flush_all()
+            # Not exactly sure why the sleep is needed here, but
+            # if not present then some unit tests that rely on caching
+            # fail. Memcached seems to lose some sets immediately
+            # after a flush_all if the set is to a value that
+            # was previously cached. (Maybe the flush is handled async?)
+            time.sleep(1)
+            self.http.clear_credentials()
+
+
+except:
+    pass
+
+# ------------------------------------------------------------------------
+
+
+class HttpPrivateTest(unittest.TestCase):
+    def testParseCacheControl(self):
+        # Test that we can parse the Cache-Control header
+        self.assertEqual({}, httplib2._parse_cache_control({}))
+        self.assertEqual(
+            {"no-cache": 1},
+            httplib2._parse_cache_control({"cache-control": " no-cache"}),
+        )
+        cc = httplib2._parse_cache_control(
+            {"cache-control": " no-cache, max-age = 7200"}
+        )
+        self.assertEqual(cc["no-cache"], 1)
+        self.assertEqual(cc["max-age"], "7200")
+        cc = httplib2._parse_cache_control({"cache-control": " , "})
+        self.assertEqual(cc[""], 1)
+
+        try:
+            cc = httplib2._parse_cache_control(
+                {"cache-control": "Max-age=3600;post-check=1800,pre-check=3600"}
+            )
+            self.assertTrue("max-age" in cc)
+        except:
+            self.fail("Should not throw exception")
+
+    def testNormalizeHeaders(self):
+        # Test that we normalize headers to lowercase
+        h = httplib2._normalize_headers({"Cache-Control": "no-cache", "Other": "Stuff"})
+        self.assertTrue("cache-control" in h)
+        self.assertTrue("other" in h)
+        self.assertEqual("Stuff", h["other"])
+
+    def testConvertByteStr(self):
+        with self.assertRaises(TypeError):
+            httplib2._convert_byte_str(4)
+        self.assertEqual("Hello World", httplib2._convert_byte_str(b"Hello World"))
+        self.assertEqual("Bye World", httplib2._convert_byte_str("Bye World"))
+
+    def testExpirationModelTransparent(self):
+        # Test that no-cache makes our request TRANSPARENT
+        response_headers = {"cache-control": "max-age=7200"}
+        request_headers = {"cache-control": "no-cache"}
+        self.assertEqual(
+            "TRANSPARENT",
+            httplib2._entry_disposition(response_headers, request_headers),
+        )
+
+    def testMaxAgeNonNumeric(self):
+        # Test that no-cache makes our request TRANSPARENT
+        response_headers = {"cache-control": "max-age=fred, min-fresh=barney"}
+        request_headers = {}
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
+
+    def testExpirationModelNoCacheResponse(self):
+        # The date and expires point to an entry that should be
+        # FRESH, but the no-cache over-rides that.
+        now = time.time()
+        response_headers = {
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
+            "expires": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now + 4)),
+            "cache-control": "no-cache",
+        }
+        request_headers = {}
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
+
+    def testExpirationModelStaleRequestMustReval(self):
+        # must-revalidate forces STALE
+        self.assertEqual(
+            "STALE",
+            httplib2._entry_disposition({}, {"cache-control": "must-revalidate"}),
+        )
+
+    def testExpirationModelStaleResponseMustReval(self):
+        # must-revalidate forces STALE
+        self.assertEqual(
+            "STALE",
+            httplib2._entry_disposition({"cache-control": "must-revalidate"}, {}),
+        )
+
+    def testExpirationModelFresh(self):
+        response_headers = {
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime()),
+            "cache-control": "max-age=2",
+        }
+        request_headers = {}
+        self.assertEqual(
+            "FRESH", httplib2._entry_disposition(response_headers, request_headers)
+        )
+        time.sleep(3)
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
+
+    def testExpirationMaxAge0(self):
+        response_headers = {
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime()),
+            "cache-control": "max-age=0",
+        }
+        request_headers = {}
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
+
+    def testExpirationModelDateAndExpires(self):
+        now = time.time()
+        response_headers = {
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
+            "expires": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now + 2)),
+        }
+        request_headers = {}
+        self.assertEqual(
+            "FRESH", httplib2._entry_disposition(response_headers, request_headers)
+        )
+        time.sleep(3)
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
+
+    def testExpiresZero(self):
+        now = time.time()
+        response_headers = {
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
+            "expires": "0",
+        }
+        request_headers = {}
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
+
+    def testExpirationModelDateOnly(self):
+        now = time.time()
+        response_headers = {
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now + 3))
+        }
+        request_headers = {}
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
+
+    def testExpirationModelOnlyIfCached(self):
+        response_headers = {}
+        request_headers = {"cache-control": "only-if-cached"}
+        self.assertEqual(
+            "FRESH", httplib2._entry_disposition(response_headers, request_headers)
+        )
+
+    def testExpirationModelMaxAgeBoth(self):
+        now = time.time()
+        response_headers = {
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
+            "cache-control": "max-age=2",
+        }
+        request_headers = {"cache-control": "max-age=0"}
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
+
+    def testExpirationModelDateAndExpiresMinFresh1(self):
+        now = time.time()
+        response_headers = {
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
+            "expires": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now + 2)),
+        }
+        request_headers = {"cache-control": "min-fresh=2"}
+        self.assertEqual(
+            "STALE", httplib2._entry_disposition(response_headers, request_headers)
+        )
+
+    def testExpirationModelDateAndExpiresMinFresh2(self):
+        now = time.time()
+        response_headers = {
+            "date": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now)),
+            "expires": time.strftime("%a, %d %b %Y %H:%M:%S GMT", time.gmtime(now + 4)),
+        }
+        request_headers = {"cache-control": "min-fresh=2"}
+        self.assertEqual(
+            "FRESH", httplib2._entry_disposition(response_headers, request_headers)
+        )
+
+    def testParseWWWAuthenticateEmpty(self):
+        res = httplib2._parse_www_authenticate({})
+        self.assertEqual(len(list(res.keys())), 0)
+
+    def testParseWWWAuthenticate(self):
+        # different uses of spaces around commas
+        res = httplib2._parse_www_authenticate(
+            {
+                "www-authenticate": 'Test realm="test realm" , foo=foo ,bar="bar", baz=baz,qux=qux'
+            }
+        )
+        self.assertEqual(len(list(res.keys())), 1)
+        self.assertEqual(len(list(res["test"].keys())), 5)
+
+        # tokens with non-alphanum
+        res = httplib2._parse_www_authenticate(
+            {"www-authenticate": 'T*!%#st realm=to*!%#en, to*!%#en="quoted string"'}
+        )
+        self.assertEqual(len(list(res.keys())), 1)
+        self.assertEqual(len(list(res["t*!%#st"].keys())), 2)
+
+        # quoted string with quoted pairs
+        res = httplib2._parse_www_authenticate(
+            {"www-authenticate": 'Test realm="a \\"test\\" realm"'}
+        )
+        self.assertEqual(len(list(res.keys())), 1)
+        self.assertEqual(res["test"]["realm"], 'a "test" realm')
+
+    def testParseWWWAuthenticateStrict(self):
+        httplib2.USE_WWW_AUTH_STRICT_PARSING = 1
+        self.testParseWWWAuthenticate()
+        httplib2.USE_WWW_AUTH_STRICT_PARSING = 0
+
+    def testParseWWWAuthenticateBasic(self):
+        res = httplib2._parse_www_authenticate({"www-authenticate": 'Basic realm="me"'})
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
+
+        res = httplib2._parse_www_authenticate(
+            {"www-authenticate": 'Basic realm="me", algorithm="MD5"'}
+        )
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
+        self.assertEqual("MD5", basic["algorithm"])
+
+        res = httplib2._parse_www_authenticate(
+            {"www-authenticate": 'Basic realm="me", algorithm=MD5'}
+        )
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
+        self.assertEqual("MD5", basic["algorithm"])
+
+    def testParseWWWAuthenticateBasic2(self):
+        res = httplib2._parse_www_authenticate(
+            {"www-authenticate": 'Basic realm="me",other="fred" '}
+        )
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
+        self.assertEqual("fred", basic["other"])
+
+    def testParseWWWAuthenticateBasic3(self):
+        res = httplib2._parse_www_authenticate(
+            {"www-authenticate": 'Basic REAlm="me" '}
+        )
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
+
+    def testParseWWWAuthenticateDigest(self):
+        res = httplib2._parse_www_authenticate(
+            {
+                "www-authenticate": 'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41"'
+            }
+        )
+        digest = res["digest"]
+        self.assertEqual("testrealm@host.com", digest["realm"])
+        self.assertEqual("auth,auth-int", digest["qop"])
+
+    def testParseWWWAuthenticateMultiple(self):
+        res = httplib2._parse_www_authenticate(
+            {
+                "www-authenticate": 'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41" Basic REAlm="me" '
+            }
+        )
+        digest = res["digest"]
+        self.assertEqual("testrealm@host.com", digest["realm"])
+        self.assertEqual("auth,auth-int", digest["qop"])
+        self.assertEqual("dcd98b7102dd2f0e8b11d0f600bfb0c093", digest["nonce"])
+        self.assertEqual("5ccc069c403ebaf9f0171e9517f40e41", digest["opaque"])
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
+
+    def testParseWWWAuthenticateMultiple2(self):
+        # Handle an added comma between challenges, which might get thrown in if the challenges were
+        # originally sent in separate www-authenticate headers.
+        res = httplib2._parse_www_authenticate(
+            {
+                "www-authenticate": 'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41", Basic REAlm="me" '
+            }
+        )
+        digest = res["digest"]
+        self.assertEqual("testrealm@host.com", digest["realm"])
+        self.assertEqual("auth,auth-int", digest["qop"])
+        self.assertEqual("dcd98b7102dd2f0e8b11d0f600bfb0c093", digest["nonce"])
+        self.assertEqual("5ccc069c403ebaf9f0171e9517f40e41", digest["opaque"])
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
+
+    def testParseWWWAuthenticateMultiple3(self):
+        # Handle an added comma between challenges, which might get thrown in if the challenges were
+        # originally sent in separate www-authenticate headers.
+        res = httplib2._parse_www_authenticate(
+            {
+                "www-authenticate": 'Digest realm="testrealm@host.com", qop="auth,auth-int", nonce="dcd98b7102dd2f0e8b11d0f600bfb0c093", opaque="5ccc069c403ebaf9f0171e9517f40e41", Basic REAlm="me", WSSE realm="foo", profile="UsernameToken"'
+            }
+        )
+        digest = res["digest"]
+        self.assertEqual("testrealm@host.com", digest["realm"])
+        self.assertEqual("auth,auth-int", digest["qop"])
+        self.assertEqual("dcd98b7102dd2f0e8b11d0f600bfb0c093", digest["nonce"])
+        self.assertEqual("5ccc069c403ebaf9f0171e9517f40e41", digest["opaque"])
+        basic = res["basic"]
+        self.assertEqual("me", basic["realm"])
+        wsse = res["wsse"]
+        self.assertEqual("foo", wsse["realm"])
+        self.assertEqual("UsernameToken", wsse["profile"])
+
+    def testParseWWWAuthenticateMultiple4(self):
+        res = httplib2._parse_www_authenticate(
+            {
+                "www-authenticate": 'Digest realm="test-real.m@host.com", qop \t=\t"\tauth,auth-int", nonce="(*)&^&$%#",opaque="5ccc069c403ebaf9f0171e9517f40e41", Basic REAlm="me", WSSE realm="foo", profile="UsernameToken"'
+            }
+        )
+        digest = res["digest"]
+        self.assertEqual("test-real.m@host.com", digest["realm"])
+        self.assertEqual("\tauth,auth-int", digest["qop"])
+        self.assertEqual("(*)&^&$%#", digest["nonce"])
+
+    def testParseWWWAuthenticateMoreQuoteCombos(self):
+        res = httplib2._parse_www_authenticate(
+            {
+                "www-authenticate": 'Digest realm="myrealm", nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", algorithm=MD5, qop="auth", stale=true'
+            }
+        )
+        digest = res["digest"]
+        self.assertEqual("myrealm", digest["realm"])
+
+    def testParseWWWAuthenticateMalformed(self):
+        try:
+            res = httplib2._parse_www_authenticate(
+                {
+                    "www-authenticate": 'OAuth "Facebook Platform" "invalid_token" "Invalid OAuth access token."'
+                }
+            )
+            self.fail("should raise an exception")
+        except httplib2.MalformedHeader:
+            pass
+
+    def testDigestObject(self):
+        credentials = ("joe", "password")
+        host = None
+        request_uri = "/projects/httplib2/test/digest/"
+        headers = {}
+        response = {
+            "www-authenticate": 'Digest realm="myrealm", '
+            'nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", '
+            'algorithm=MD5, qop="auth"'
+        }
+        content = b""
+
+        d = httplib2.DigestAuthentication(
+            credentials, host, request_uri, headers, response, content, None
+        )
+        d.request("GET", request_uri, headers, content, cnonce="33033375ec278a46")
+        our_request = "authorization: %s" % headers["authorization"]
+        working_request = (
+            'authorization: Digest username="joe", realm="myrealm", '
+            'nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306",'
+            ' uri="/projects/httplib2/test/digest/", algorithm=MD5, '
+            'response="97ed129401f7cdc60e5db58a80f3ea8b", qop=auth, '
+            'nc=00000001, cnonce="33033375ec278a46"'
+        )
+        self.assertEqual(our_request, working_request)
+
+    def testDigestObjectWithOpaque(self):
+        credentials = ("joe", "password")
+        host = None
+        request_uri = "/projects/httplib2/test/digest/"
+        headers = {}
+        response = {
+            "www-authenticate": 'Digest realm="myrealm", '
+            'nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306", '
+            'algorithm=MD5, qop="auth", opaque="atestopaque"'
+        }
+        content = ""
+
+        d = httplib2.DigestAuthentication(
+            credentials, host, request_uri, headers, response, content, None
+        )
+        d.request("GET", request_uri, headers, content, cnonce="33033375ec278a46")
+        our_request = "authorization: %s" % headers["authorization"]
+        working_request = (
+            'authorization: Digest username="joe", realm="myrealm", '
+            'nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306",'
+            ' uri="/projects/httplib2/test/digest/", algorithm=MD5, '
+            'response="97ed129401f7cdc60e5db58a80f3ea8b", qop=auth, '
+            'nc=00000001, cnonce="33033375ec278a46", '
+            'opaque="atestopaque"'
+        )
+        self.assertEqual(our_request, working_request)
+
+    def testDigestObjectStale(self):
+        credentials = ("joe", "password")
+        host = None
+        request_uri = "/projects/httplib2/test/digest/"
+        headers = {}
+        response = httplib2.Response({})
+        response["www-authenticate"] = (
+            'Digest realm="myrealm", '
+            'nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306",'
+            ' algorithm=MD5, qop="auth", stale=true'
+        )
+        response.status = 401
+        content = b""
+        d = httplib2.DigestAuthentication(
+            credentials, host, request_uri, headers, response, content, None
+        )
+        # Returns true to force a retry
+        self.assertTrue(d.response(response, content))
+
+    def testDigestObjectAuthInfo(self):
+        credentials = ("joe", "password")
+        host = None
+        request_uri = "/projects/httplib2/test/digest/"
+        headers = {}
+        response = httplib2.Response({})
+        response["www-authenticate"] = (
+            'Digest realm="myrealm", '
+            'nonce="Ygk86AsKBAA=3516200d37f9a3230352fde99977bd6d472d4306",'
+            ' algorithm=MD5, qop="auth", stale=true'
+        )
+        response["authentication-info"] = 'nextnonce="fred"'
+        content = b""
+        d = httplib2.DigestAuthentication(
+            credentials, host, request_uri, headers, response, content, None
+        )
+        # Returns true to force a retry
+        self.assertFalse(d.response(response, content))
+        self.assertEqual("fred", d.challenge["nonce"])
+        self.assertEqual(1, d.challenge["nc"])
+
+    def testWsseAlgorithm(self):
+        digest = httplib2._wsse_username_token(
+            "d36e316282959a9ed4c89851497a717f", "2003-12-15T14:43:07Z", "taadtaadpstcsm"
+        )
+        expected = b"quR/EWLAV4xLf9Zqyw4pDmfV9OY="
+        self.assertEqual(expected, digest)
+
+    def testEnd2End(self):
+        # one end to end header
+        response = {"content-type": "application/atom+xml", "te": "deflate"}
+        end2end = httplib2._get_end2end_headers(response)
+        self.assertTrue("content-type" in end2end)
+        self.assertTrue("te" not in end2end)
+        self.assertTrue("connection" not in end2end)
+
+        # one end to end header that gets eliminated
+        response = {
+            "connection": "content-type",
+            "content-type": "application/atom+xml",
+            "te": "deflate",
+        }
+        end2end = httplib2._get_end2end_headers(response)
+        self.assertTrue("content-type" not in end2end)
+        self.assertTrue("te" not in end2end)
+        self.assertTrue("connection" not in end2end)
+
+        # Degenerate case of no headers
+        response = {}
+        end2end = httplib2._get_end2end_headers(response)
+        self.assertEqual(0, len(end2end))
+
+        # Degenerate case of connection referrring to a header not passed in
+        response = {"connection": "content-type"}
+        end2end = httplib2._get_end2end_headers(response)
+        self.assertEqual(0, len(end2end))
+
+
+class TestProxyInfo(unittest.TestCase):
+    def setUp(self):
+        self.orig_env = dict(os.environ)
+
+    def tearDown(self):
+        os.environ.clear()
+        os.environ.update(self.orig_env)
+
+    def test_from_url(self):
+        pi = httplib2.proxy_info_from_url("http://myproxy.example.com")
+        self.assertEqual(pi.proxy_host, "myproxy.example.com")
+        self.assertEqual(pi.proxy_port, 80)
+        self.assertEqual(pi.proxy_user, None)
+
+    def test_from_url_ident(self):
+        pi = httplib2.proxy_info_from_url("http://zoidberg:fish@someproxy:99")
+        self.assertEqual(pi.proxy_host, "someproxy")
+        self.assertEqual(pi.proxy_port, 99)
+        self.assertEqual(pi.proxy_user, "zoidberg")
+        self.assertEqual(pi.proxy_pass, "fish")
+
+    def test_from_env(self):
+        os.environ["http_proxy"] = "http://myproxy.example.com:8080"
+        pi = httplib2.proxy_info_from_environment()
+        self.assertEqual(pi.proxy_host, "myproxy.example.com")
+        self.assertEqual(pi.proxy_port, 8080)
+
+    def test_from_env_no_proxy(self):
+        os.environ["http_proxy"] = "http://myproxy.example.com:80"
+        os.environ["https_proxy"] = "http://myproxy.example.com:81"
+        pi = httplib2.proxy_info_from_environment("https")
+        self.assertEqual(pi.proxy_host, "myproxy.example.com")
+        self.assertEqual(pi.proxy_port, 81)
+
+    def test_from_env_none(self):
+        os.environ.clear()
+        pi = httplib2.proxy_info_from_environment()
+        self.assertEqual(pi, None)
+
+    def test_proxy_headers(self):
+        headers = {"key0": "val0", "key1": "val1"}
+        pi = httplib2.ProxyInfo(
+            httplib2.socks.PROXY_TYPE_HTTP, "localhost", 1234, proxy_headers=headers
+        )
+        self.assertEqual(pi.proxy_headers, headers)
+
+    # regression: ensure that httplib2.HTTPConnectionWithTimeout initializes when proxy_info is not supplied
+    def test_proxy_init(self):
+        connection = httplib2.HTTPConnectionWithTimeout("www.google.com", 80)
+        connection.request("GET", "/")
+        connection.close()
+
+
+if __name__ == "__main__":
+    unittest.main()