Imported Upstream version 2.2.1

1 files changed, 476 insertions, 177 deletions

diff --git a/test_requests.py b/test_requests.py
index d1e6ed0..63897bb 100755
--- a/test_requests.py
+++ b/test_requests.py
@@ -6,15 +6,16 @@
 from __future__ import division
 import json
 import os
-import unittest
 import pickle
+import unittest
 
 import requests
 import pytest
-from requests.auth import HTTPDigestAuth
 from requests.adapters import HTTPAdapter
-from requests.compat import str, cookielib, getproxies, urljoin, urlparse
-from requests.cookies import cookiejar_from_dict
+from requests.auth import HTTPDigestAuth
+from requests.compat import (
+    Morsel, cookielib, getproxies, str, urljoin, urlparse)
+from requests.cookies import cookiejar_from_dict, morsel_to_cookie
 from requests.exceptions import InvalidURL, MissingSchema
 from requests.structures import CaseInsensitiveDict
 
@@ -57,8 +58,10 @@ class RequestsTestCase(unittest.TestCase):
         requests.post
 
     def test_invalid_url(self):
-        self.assertRaises(MissingSchema, requests.get, 'hiwpefhipowhefopw')
-        self.assertRaises(InvalidURL, requests.get, 'http://')
+        with pytest.raises(MissingSchema):
+            requests.get('hiwpefhipowhefopw')
+        with pytest.raises(InvalidURL):
+            requests.get('http://')
 
     def test_basic_building(self):
         req = requests.Request()
@@ -71,24 +74,22 @@ class RequestsTestCase(unittest.TestCase):
 
     def test_no_content_length(self):
         get_req = requests.Request('GET', httpbin('get')).prepare()
-        self.assertTrue('Content-Length' not in get_req.headers)
+        assert 'Content-Length' not in get_req.headers
         head_req = requests.Request('HEAD', httpbin('head')).prepare()
-        self.assertTrue('Content-Length' not in head_req.headers)
+        assert 'Content-Length' not in head_req.headers
 
     def test_path_is_not_double_encoded(self):
         request = requests.Request('GET', "http://0.0.0.0/get/test case").prepare()
 
-        self.assertEqual(request.path_url, "/get/test%20case")
+        assert request.path_url == '/get/test%20case'
 
     def test_params_are_added_before_fragment(self):
         request = requests.Request('GET',
             "http://example.com/path#fragment", params={"a": "b"}).prepare()
-        self.assertEqual(request.url,
-            "http://example.com/path?a=b#fragment")
+        assert request.url == "http://example.com/path?a=b#fragment"
         request = requests.Request('GET',
             "http://example.com/path?key=value#fragment", params={"a": "b"}).prepare()
-        self.assertEqual(request.url,
-            "http://example.com/path?key=value&a=b#fragment")
+        assert request.url == "http://example.com/path?key=value&a=b#fragment"
 
     def test_mixed_case_scheme_acceptable(self):
         s = requests.Session()
@@ -100,8 +101,7 @@ class RequestsTestCase(unittest.TestCase):
             url = scheme + parts.netloc + parts.path
             r = requests.Request('GET', url)
             r = s.send(r.prepare())
-            self.assertEqual(r.status_code, 200,
-                             "failed for scheme %s" % scheme)
+            assert r.status_code == 200, 'failed for scheme {0}'.format(scheme)
 
     def test_HTTP_200_OK_GET_ALTERNATIVE(self):
         r = requests.Request('GET', httpbin('get'))
@@ -110,11 +110,11 @@ class RequestsTestCase(unittest.TestCase):
 
         r = s.send(r.prepare())
 
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
     def test_HTTP_302_ALLOW_REDIRECT_GET(self):
         r = requests.get(httpbin('redirect', '1'))
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
     # def test_HTTP_302_ALLOW_REDIRECT_POST(self):
     #     r = requests.post(httpbin('status', '302'), data={'some': 'data'})
@@ -125,31 +125,31 @@ class RequestsTestCase(unittest.TestCase):
 
         r = requests.get(httpbin('user-agent'), headers=heads)
 
-        self.assertTrue(heads['User-agent'] in r.text)
-        self.assertEqual(r.status_code, 200)
+        assert heads['User-agent'] in r.text
+        assert r.status_code == 200
 
     def test_HTTP_200_OK_GET_WITH_MIXED_PARAMS(self):
         heads = {'User-agent': 'Mozilla/5.0'}
 
         r = requests.get(httpbin('get') + '?test=true', params={'q': 'test'}, headers=heads)
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
     def test_set_cookie_on_301(self):
         s = requests.session()
         url = httpbin('cookies/set?foo=bar')
         r = s.get(url)
-        self.assertTrue(s.cookies['foo'] == 'bar')
+        assert s.cookies['foo'] == 'bar'
 
     def test_cookie_sent_on_redirect(self):
         s = requests.session()
         s.get(httpbin('cookies/set?foo=bar'))
         r = s.get(httpbin('redirect/1'))  # redirects to httpbin('get')
-        self.assertTrue("Cookie" in r.json()["headers"])
+        assert 'Cookie' in r.json()['headers']
 
     def test_cookie_removed_on_expire(self):
         s = requests.session()
         s.get(httpbin('cookies/set?foo=bar'))
-        self.assertTrue(s.cookies['foo'] == 'bar')
+        assert s.cookies['foo'] == 'bar'
         s.get(
             httpbin('response-headers'),
             params={
@@ -162,7 +162,13 @@ class RequestsTestCase(unittest.TestCase):
     def test_cookie_quote_wrapped(self):
         s = requests.session()
         s.get(httpbin('cookies/set?foo="bar:baz"'))
-        self.assertTrue(s.cookies['foo'] == '"bar:baz"')
+        assert s.cookies['foo'] == '"bar:baz"'
+
+    def test_cookie_persists_via_api(self):
+        s = requests.session()
+        r = s.get(httpbin('redirect/1'), cookies={'foo': 'bar'})
+        assert 'foo' in r.request.headers['Cookie']
+        assert 'foo' in r.history[0].request.headers['Cookie']
 
     def test_request_cookie_overrides_session_cookie(self):
         s = requests.session()
@@ -172,6 +178,12 @@ class RequestsTestCase(unittest.TestCase):
         # Session cookie should not be modified
         assert s.cookies['foo'] == 'bar'
 
+    def test_request_cookies_not_persisted(self):
+        s = requests.session()
+        s.get(httpbin('cookies'), cookies={'foo': 'baz'})
+        # Sending a request with cookies should not add cookies to the session
+        assert not s.cookies
+
     def test_generic_cookiejar_works(self):
         cj = cookielib.CookieJar()
         cookiejar_from_dict({'foo': 'bar'}, cj)
@@ -183,11 +195,19 @@ class RequestsTestCase(unittest.TestCase):
         # Make sure the session cj is still the custom one
         assert s.cookies is cj
 
+    def test_param_cookiejar_works(self):
+        cj = cookielib.CookieJar()
+        cookiejar_from_dict({'foo' : 'bar'}, cj)
+        s = requests.session()
+        r = s.get(httpbin('cookies'), cookies=cj)
+        # Make sure the cookie was sent
+        assert r.json()['cookies']['foo'] == 'bar'
+
     def test_requests_in_history_are_not_overridden(self):
         resp = requests.get(httpbin('redirect/3'))
         urls = [r.url for r in resp.history]
         req_urls = [r.request.url for r in resp.history]
-        self.assertEquals(urls, req_urls)
+        assert urls == req_urls
 
     def test_user_agent_transfers(self):
 
@@ -196,37 +216,37 @@ class RequestsTestCase(unittest.TestCase):
         }
 
         r = requests.get(httpbin('user-agent'), headers=heads)
-        self.assertTrue(heads['User-agent'] in r.text)
+        assert heads['User-agent'] in r.text
 
         heads = {
             'user-agent': 'Mozilla/5.0 (github.com/kennethreitz/requests)'
         }
 
         r = requests.get(httpbin('user-agent'), headers=heads)
-        self.assertTrue(heads['user-agent'] in r.text)
+        assert heads['user-agent'] in r.text
 
     def test_HTTP_200_OK_HEAD(self):
         r = requests.head(httpbin('get'))
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
     def test_HTTP_200_OK_PUT(self):
         r = requests.put(httpbin('put'))
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
     def test_BASICAUTH_TUPLE_HTTP_200_OK_GET(self):
         auth = ('user', 'pass')
         url = httpbin('basic-auth', 'user', 'pass')
 
         r = requests.get(url, auth=auth)
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
         r = requests.get(url)
-        self.assertEqual(r.status_code, 401)
+        assert r.status_code == 401
 
         s = requests.session()
         s.auth = auth
         r = s.get(url)
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
     def test_basicauth_with_netrc(self):
         auth = ('user', 'pass')
@@ -239,22 +259,22 @@ class RequestsTestCase(unittest.TestCase):
 
         # Should use netrc and work.
         r = requests.get(url)
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
         # Given auth should override and fail.
         r = requests.get(url, auth=wrong_auth)
-        self.assertEqual(r.status_code, 401)
+        assert r.status_code == 401
 
         s = requests.session()
 
         # Should use netrc and work.
         r = s.get(url)
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
         # Given auth should override and fail.
         s.auth = wrong_auth
         r = s.get(url)
-        self.assertEqual(r.status_code, 401)
+        assert r.status_code == 401
 
     def test_DIGEST_HTTP_200_OK_GET(self):
 
@@ -262,15 +282,15 @@ class RequestsTestCase(unittest.TestCase):
         url = httpbin('digest-auth', 'auth', 'user', 'pass')
 
         r = requests.get(url, auth=auth)
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
         r = requests.get(url)
-        self.assertEqual(r.status_code, 401)
+        assert r.status_code == 401
 
         s = requests.session()
         s.auth = HTTPDigestAuth('user', 'pass')
         r = s.get(url)
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
     def test_DIGEST_AUTH_RETURNS_COOKIE(self):
         url = httpbin('digest-auth', 'auth', 'user', 'pass')
@@ -294,11 +314,10 @@ class RequestsTestCase(unittest.TestCase):
         url = httpbin('digest-auth', 'auth', 'user', 'pass')
 
         r = requests.get(url, auth=auth, stream=True)
-        self.assertNotEqual(r.raw.read(), b'')
+        assert r.raw.read() != b''
 
         r = requests.get(url, auth=auth, stream=False)
-        self.assertEqual(r.raw.read(), b'')
-
+        assert r.raw.read() == b''
 
     def test_DIGESTAUTH_WRONG_HTTP_401_GET(self):
 
@@ -306,15 +325,23 @@ class RequestsTestCase(unittest.TestCase):
         url = httpbin('digest-auth', 'auth', 'user', 'pass')
 
         r = requests.get(url, auth=auth)
-        self.assertEqual(r.status_code, 401)
+        assert r.status_code == 401
 
         r = requests.get(url)
-        self.assertEqual(r.status_code, 401)
+        assert r.status_code == 401
 
         s = requests.session()
         s.auth = auth
         r = s.get(url)
-        self.assertEqual(r.status_code, 401)
+        assert r.status_code == 401
+
+    def test_DIGESTAUTH_QUOTES_QOP_VALUE(self):
+
+        auth = HTTPDigestAuth('user', 'pass')
+        url = httpbin('digest-auth', 'auth', 'user', 'pass')
+
+        r = requests.get(url, auth=auth)
+        assert '"auth"' in r.request.headers['Authorization']
 
     def test_POSTBIN_GET_POST_FILES(self):
 
@@ -322,19 +349,17 @@ class RequestsTestCase(unittest.TestCase):
         post1 = requests.post(url).raise_for_status()
 
         post1 = requests.post(url, data={'some': 'data'})
-        self.assertEqual(post1.status_code, 200)
+        assert post1.status_code == 200
 
         with open('requirements.txt') as f:
             post2 = requests.post(url, files={'some': f})
-        self.assertEqual(post2.status_code, 200)
+        assert post2.status_code == 200
 
         post4 = requests.post(url, data='[{"some": "json"}]')
-        self.assertEqual(post4.status_code, 200)
+        assert post4.status_code == 200
 
-        try:
-            requests.post(url, files=['bad file data'])
-        except ValueError:
-            pass
+        with pytest.raises(ValueError):
+            requests.post(url, files = ['bad file data'])
 
     def test_POSTBIN_GET_POST_FILES_WITH_DATA(self):
 
@@ -342,19 +367,17 @@ class RequestsTestCase(unittest.TestCase):
         post1 = requests.post(url).raise_for_status()
 
         post1 = requests.post(url, data={'some': 'data'})
-        self.assertEqual(post1.status_code, 200)
+        assert post1.status_code == 200
 
         with open('requirements.txt') as f:
             post2 = requests.post(url, data={'some': 'data'}, files={'some': f})
-        self.assertEqual(post2.status_code, 200)
+        assert post2.status_code == 200
 
         post4 = requests.post(url, data='[{"some": "json"}]')
-        self.assertEqual(post4.status_code, 200)
+        assert post4.status_code == 200
 
-        try:
-            requests.post(url, files=['bad file data'])
-        except ValueError:
-            pass
+        with pytest.raises(ValueError):
+            requests.post(url, files = ['bad file data'])
 
     def test_conflicting_post_params(self):
         url = httpbin('post')
@@ -364,14 +387,15 @@ class RequestsTestCase(unittest.TestCase):
 
     def test_request_ok_set(self):
         r = requests.get(httpbin('status', '404'))
-        self.assertEqual(r.ok, False)
+        assert not r.ok
 
     def test_status_raising(self):
         r = requests.get(httpbin('status', '404'))
-        self.assertRaises(requests.exceptions.HTTPError, r.raise_for_status)
+        with pytest.raises(requests.exceptions.HTTPError):
+            r.raise_for_status()
 
         r = requests.get(httpbin('status', '500'))
-        self.assertFalse(r.ok)
+        assert not r.ok
 
     def test_decompress_gzip(self):
         r = requests.get(httpbin('gzip'))
@@ -391,36 +415,36 @@ class RequestsTestCase(unittest.TestCase):
     def test_urlencoded_get_query_multivalued_param(self):
 
         r = requests.get(httpbin('get'), params=dict(test=['foo', 'baz']))
-        self.assertEqual(r.status_code, 200)
-        self.assertEqual(r.url, httpbin('get?test=foo&test=baz'))
+        assert r.status_code == 200
+        assert r.url == httpbin('get?test=foo&test=baz')
 
     def test_different_encodings_dont_break_post(self):
         r = requests.post(httpbin('post'),
                           data={'stuff': json.dumps({'a': 123})},
                           params={'blah': 'asdf1234'},
                           files={'file': ('test_requests.py', open(__file__, 'rb'))})
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
     def test_unicode_multipart_post(self):
         r = requests.post(httpbin('post'),
                           data={'stuff': u'ëlïxr'},
                           files={'file': ('test_requests.py', open(__file__, 'rb'))})
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
         r = requests.post(httpbin('post'),
                           data={'stuff': u'ëlïxr'.encode('utf-8')},
                           files={'file': ('test_requests.py', open(__file__, 'rb'))})
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
         r = requests.post(httpbin('post'),
                           data={'stuff': 'elixr'},
                           files={'file': ('test_requests.py', open(__file__, 'rb'))})
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
         r = requests.post(httpbin('post'),
                           data={'stuff': 'elixr'.encode('utf-8')},
                           files={'file': ('test_requests.py', open(__file__, 'rb'))})
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
     def test_unicode_multipart_post_fieldnames(self):
         filename = os.path.splitext(__file__)[0] + '.py'
@@ -430,8 +454,13 @@ class RequestsTestCase(unittest.TestCase):
                              files={'file': ('test_requests.py',
                                              open(filename, 'rb'))})
         prep = r.prepare()
-        self.assertTrue(b'name="stuff"' in prep.body)
-        self.assertFalse(b'name="b\'stuff\'"' in prep.body)
+        assert b'name="stuff"' in prep.body
+        assert b'name="b\'stuff\'"' not in prep.body
+
+    def test_unicode_method_name(self):
+        files = {'file': open('test_requests.py', 'rb')}
+        r = requests.request(method=u'POST', url=httpbin('post'), files=files)
+        assert r.status_code == 200
 
     def test_custom_content_type(self):
         r = requests.post(httpbin('post'),
@@ -439,8 +468,8 @@ class RequestsTestCase(unittest.TestCase):
                           files={'file1': ('test_requests.py', open(__file__, 'rb')),
                                  'file2': ('test_requests', open(__file__, 'rb'),
                                            'text/py-content-type')})
-        self.assertEqual(r.status_code, 200)
-        self.assertTrue(b"text/py-content-type" in r.request.body)
+        assert r.status_code == 200
+        assert b"text/py-content-type" in r.request.body
 
     def test_hook_receives_request_arguments(self):
         def hook(resp, **kwargs):
@@ -449,6 +478,25 @@ class RequestsTestCase(unittest.TestCase):
 
         requests.Request('GET', HTTPBIN, hooks={'response': hook})
 
+    def test_session_hooks_are_used_with_no_request_hooks(self):
+        hook = lambda x, *args, **kwargs: x
+        s = requests.Session()
+        s.hooks['response'].append(hook)
+        r = requests.Request('GET', HTTPBIN)
+        prep = s.prepare_request(r)
+        assert prep.hooks['response'] != []
+        assert prep.hooks['response'] == [hook]
+
+    def test_session_hooks_are_overriden_by_request_hooks(self):
+        hook1 = lambda x, *args, **kwargs: x
+        hook2 = lambda x, *args, **kwargs: x
+        assert hook1 is not hook2
+        s = requests.Session()
+        s.hooks['response'].append(hook2)
+        r = requests.Request('GET', HTTPBIN, hooks={'response': [hook1]})
+        prep = s.prepare_request(r)
+        assert prep.hooks['response'] == [hook1]
+
     def test_prepared_request_hook(self):
         def hook(resp, **kwargs):
             resp.hook_working = True
@@ -461,7 +509,7 @@ class RequestsTestCase(unittest.TestCase):
         s.proxies = getproxies()
         resp = s.send(prep)
 
-        self.assertTrue(hasattr(resp, 'hook_working'))
+        assert hasattr(resp, 'hook_working')
 
     def test_prepared_from_session(self):
         class DummyAuth(requests.auth.AuthBase):
@@ -470,7 +518,7 @@ class RequestsTestCase(unittest.TestCase):
                 return r
 
         req = requests.Request('GET', httpbin('headers'))
-        self.assertEqual(req.auth, None)
+        assert not req.auth
 
         s = requests.Session()
         s.auth = DummyAuth()
@@ -478,7 +526,7 @@ class RequestsTestCase(unittest.TestCase):
         prep = s.prepare_request(req)
         resp = s.send(prep)
 
-        self.assertTrue(resp.json()['headers']['Dummy-Auth-Test'], 'dummy-auth-test-ok')
+        assert resp.json()['headers']['Dummy-Auth-Test'] == 'dummy-auth-test-ok'
 
     def test_links(self):
         r = requests.Response()
@@ -502,7 +550,7 @@ class RequestsTestCase(unittest.TestCase):
             'x-ratelimit-limit': '60',
             'x-ratelimit-remaining': '57'
         }
-        self.assertEqual(r.links['next']['rel'], 'next')
+        assert r.links['next']['rel'] == 'next'
 
     def test_cookie_parameters(self):
         key = 'some_cookie'
@@ -514,20 +562,108 @@ class RequestsTestCase(unittest.TestCase):
         jar = requests.cookies.RequestsCookieJar()
         jar.set(key, value, secure=secure, domain=domain, rest=rest)
 
-        self.assertEqual(len(jar), 1)
-        self.assertTrue('some_cookie' in jar)
+        assert len(jar) == 1
+        assert 'some_cookie' in jar
 
         cookie = list(jar)[0]
-        self.assertEqual(cookie.secure, secure)
-        self.assertEqual(cookie.domain, domain)
-        self.assertEqual(cookie._rest['HttpOnly'], rest['HttpOnly'])
+        assert cookie.secure == secure
+        assert cookie.domain == domain
+        assert cookie._rest['HttpOnly'] == rest['HttpOnly']
+
+    def test_cookie_as_dict_keeps_len(self):
+        key = 'some_cookie'
+        value = 'some_value'
+
+        key1 = 'some_cookie1'
+        value1 = 'some_value1'
+
+        jar = requests.cookies.RequestsCookieJar()
+        jar.set(key, value)
+        jar.set(key1, value1)
+
+        d1 = dict(jar)
+        d2 = dict(jar.iteritems())
+        d3 = dict(jar.items())
+
+        assert len(jar) == 2
+        assert len(d1) == 2
+        assert len(d2) == 2
+        assert len(d3) == 2
+
+    def test_cookie_as_dict_keeps_items(self):
+        key = 'some_cookie'
+        value = 'some_value'
+
+        key1 = 'some_cookie1'
+        value1 = 'some_value1'
+
+        jar = requests.cookies.RequestsCookieJar()
+        jar.set(key, value)
+        jar.set(key1, value1)
+
+        d1 = dict(jar)
+        d2 = dict(jar.iteritems())
+        d3 = dict(jar.items())
+
+        assert d1['some_cookie'] == 'some_value'
+        assert d2['some_cookie'] == 'some_value'
+        assert d3['some_cookie1'] == 'some_value1'
+
+    def test_cookie_as_dict_keys(self):
+        key = 'some_cookie'
+        value = 'some_value'
+
+        key1 = 'some_cookie1'
+        value1 = 'some_value1'
+
+        jar = requests.cookies.RequestsCookieJar()
+        jar.set(key, value)
+        jar.set(key1, value1)
+
+        keys = jar.keys()
+        assert keys == list(keys)
+        # make sure one can use keys multiple times
+        assert list(keys) == list(keys)
+
+    def test_cookie_as_dict_values(self):
+        key = 'some_cookie'
+        value = 'some_value'
+
+        key1 = 'some_cookie1'
+        value1 = 'some_value1'
+
+        jar = requests.cookies.RequestsCookieJar()
+        jar.set(key, value)
+        jar.set(key1, value1)
+
+        values = jar.values()
+        assert values == list(values)
+        # make sure one can use values multiple times
+        assert list(values) == list(values)
+
+    def test_cookie_as_dict_items(self):
+        key = 'some_cookie'
+        value = 'some_value'
+
+        key1 = 'some_cookie1'
+        value1 = 'some_value1'
+
+        jar = requests.cookies.RequestsCookieJar()
+        jar.set(key, value)
+        jar.set(key1, value1)
+
+        items = jar.items()
+        assert items == list(items)
+        # make sure one can use items multiple times
+        assert list(items) == list(items)
+
 
     def test_time_elapsed_blank(self):
         r = requests.get(httpbin('get'))
         td = r.elapsed
         total_seconds = ((td.microseconds + (td.seconds + td.days * 24 * 3600)
                          * 10**6) / 10**6)
-        self.assertTrue(total_seconds > 0.0)
+        assert total_seconds > 0.0
 
     def test_response_is_iterable(self):
         r = requests.Response()
@@ -538,27 +674,55 @@ class RequestsTestCase(unittest.TestCase):
             return read_(amt)
         setattr(io, 'read', read_mock)
         r.raw = io
-        self.assertTrue(next(iter(r)))
+        assert next(iter(r))
         io.close()
 
+    def test_request_and_response_are_pickleable(self):
+        r = requests.get(httpbin('get'))
+
+        # verify we can pickle the original request
+        assert pickle.loads(pickle.dumps(r.request))
+
+        # verify we can pickle the response and that we have access to
+        # the original request.
+        pr = pickle.loads(pickle.dumps(r))
+        assert r.request.url == pr.request.url
+        assert r.request.headers == pr.request.headers
+
     def test_get_auth_from_url(self):
         url = 'http://user:pass@complex.url.com/path?query=yes'
-        self.assertEqual(('user', 'pass'),
-                         requests.utils.get_auth_from_url(url))
+        assert ('user', 'pass') == requests.utils.get_auth_from_url(url)
+
+    def test_get_auth_from_url_encoded_spaces(self):
+        url = 'http://user:pass%20pass@complex.url.com/path?query=yes'
+        assert ('user', 'pass pass') == requests.utils.get_auth_from_url(url)
+
+    def test_get_auth_from_url_not_encoded_spaces(self):
+        url = 'http://user:pass pass@complex.url.com/path?query=yes'
+        assert ('user', 'pass pass') == requests.utils.get_auth_from_url(url)
+
+    def test_get_auth_from_url_percent_chars(self):
+        url = 'http://user%25user:pass@complex.url.com/path?query=yes'
+        assert ('user%user', 'pass') == requests.utils.get_auth_from_url(url)
+
+    def test_get_auth_from_url_encoded_hashes(self):
+        url = 'http://user:pass%23pass@complex.url.com/path?query=yes'
+        assert ('user', 'pass#pass') == requests.utils.get_auth_from_url(url)
 
     def test_cannot_send_unprepared_requests(self):
         r = requests.Request(url=HTTPBIN)
-        self.assertRaises(ValueError, requests.Session().send, r)
+        with pytest.raises(ValueError):
+            requests.Session().send(r)
 
     def test_http_error(self):
         error = requests.exceptions.HTTPError()
-        self.assertEqual(error.response, None)
+        assert not error.response
         response = requests.Response()
         error = requests.exceptions.HTTPError(response=response)
-        self.assertEqual(error.response, response)
+        assert error.response == response
         error = requests.exceptions.HTTPError('message', response=response)
-        self.assertEqual(str(error), 'message')
-        self.assertEqual(error.response, response)
+        assert str(error) == 'message'
+        assert error.response == response
 
     def test_session_pickling(self):
         r = requests.Request('GET', httpbin('get'))
@@ -568,7 +732,7 @@ class RequestsTestCase(unittest.TestCase):
         s.proxies = getproxies()
 
         r = s.send(r.prepare())
-        self.assertEqual(r.status_code, 200)
+        assert r.status_code == 200
 
     def test_fixes_1329(self):
         """
@@ -579,30 +743,21 @@ class RequestsTestCase(unittest.TestCase):
         s.headers.update({'accept': 'application/json'})
         r = s.get(httpbin('get'))
         headers = r.request.headers
-        self.assertEqual(
-            headers['accept'],
-            'application/json'
-        )
-        self.assertEqual(
-            headers['Accept'],
-            'application/json'
-        )
-        self.assertEqual(
-            headers['ACCEPT'],
-            'application/json'
-        )
+        assert headers['accept'] == 'application/json'
+        assert headers['Accept'] == 'application/json'
+        assert headers['ACCEPT'] == 'application/json'
 
     def test_uppercase_scheme_redirect(self):
         parts = urlparse(httpbin('html'))
         url = "HTTP://" + parts.netloc + parts.path
         r = requests.get(httpbin('redirect-to'), params={'url': url})
-        self.assertEqual(r.status_code, 200)
-        self.assertEqual(r.url.lower(), url.lower())
+        assert r.status_code == 200
+        assert r.url.lower() == url.lower()
 
     def test_transport_adapter_ordering(self):
         s = requests.Session()
         order = ['https://', 'http://']
-        self.assertEqual(order, list(s.adapters))
+        assert order == list(s.adapters)
         s.mount('http://git', HTTPAdapter())
         s.mount('http://github', HTTPAdapter())
         s.mount('http://github.com', HTTPAdapter())
@@ -615,7 +770,7 @@ class RequestsTestCase(unittest.TestCase):
             'https://',
             'http://',
         ]
-        self.assertEqual(order, list(s.adapters))
+        assert order == list(s.adapters)
         s.mount('http://gittip', HTTPAdapter())
         s.mount('http://gittip.com', HTTPAdapter())
         s.mount('http://gittip.com/about/', HTTPAdapter())
@@ -630,12 +785,12 @@ class RequestsTestCase(unittest.TestCase):
             'https://',
             'http://',
         ]
-        self.assertEqual(order, list(s.adapters))
+        assert order == list(s.adapters)
         s2 = requests.Session()
         s2.adapters = {'http://': HTTPAdapter()}
         s2.mount('https://', HTTPAdapter())
-        self.assertTrue('http://' in s2.adapters)
-        self.assertTrue('https://' in s2.adapters)
+        assert 'http://' in s2.adapters
+        assert 'https://' in s2.adapters
 
     def test_header_remove_is_case_insensitive(self):
         # From issue #1321
@@ -658,7 +813,7 @@ class RequestsTestCase(unittest.TestCase):
             'exactly-------------sixty-----------three------------characters',
         )
         r = requests.Request('GET', url).prepare()
-        self.assertEqual(r.url, url)
+        assert r.url == url
 
     def test_header_keys_are_native(self):
         headers = {u'unicode': 'blah', 'byte'.encode('ascii'): 'blah'}
@@ -667,8 +822,8 @@ class RequestsTestCase(unittest.TestCase):
 
         # This is testing that they are builtin strings. A bit weird, but there
         # we go.
-        self.assertTrue('unicode' in p.headers.keys())
-        self.assertTrue('byte' in p.headers.keys())
+        assert 'unicode' in p.headers.keys()
+        assert 'byte' in p.headers.keys()
 
     def test_can_send_nonstring_objects_with_files(self):
         data = {'a': 0.0}
@@ -676,42 +831,61 @@ class RequestsTestCase(unittest.TestCase):
         r = requests.Request('POST', httpbin('post'), data=data, files=files)
         p = r.prepare()
 
-        self.assertTrue('multipart/form-data' in p.headers['Content-Type'])
+        assert 'multipart/form-data' in p.headers['Content-Type']
+
+    def test_autoset_header_values_are_native(self):
+        data = 'this is a string'
+        length = '16'
+        req = requests.Request('POST', httpbin('post'), data=data)
+        p = req.prepare()
+
+        assert p.headers['Content-Length'] == length
+
+    def test_oddball_schemes_dont_check_URLs(self):
+        test_urls = (
+            'data:image/gif;base64,R0lGODlhAQABAHAAACH5BAUAAAAALAAAAAABAAEAAAICRAEAOw==',
+            'file:///etc/passwd',
+            'magnet:?xt=urn:btih:be08f00302bc2d1d3cfa3af02024fa647a271431',
+        )
+        for test_url in test_urls:
+            req = requests.Request('GET', test_url)
+            preq = req.prepare()
+            assert test_url == preq.url
 
 
 class TestContentEncodingDetection(unittest.TestCase):
 
     def test_none(self):
         encodings = requests.utils.get_encodings_from_content('')
-        self.assertEqual(len(encodings), 0)
+        assert not len(encodings)
 
     def test_html_charset(self):
         """HTML5 meta charset attribute"""
         content = '<meta charset="UTF-8">'
         encodings = requests.utils.get_encodings_from_content(content)
-        self.assertEqual(len(encodings), 1)
-        self.assertEqual(encodings[0], 'UTF-8')
+        assert len(encodings) == 1
+        assert encodings[0] == 'UTF-8'
 
     def test_html4_pragma(self):
         """HTML4 pragma directive"""
         content = '<meta http-equiv="Content-type" content="text/html;charset=UTF-8">'
         encodings = requests.utils.get_encodings_from_content(content)
-        self.assertEqual(len(encodings), 1)
-        self.assertEqual(encodings[0], 'UTF-8')
+        assert len(encodings) == 1
+        assert encodings[0] == 'UTF-8'
 
     def test_xhtml_pragma(self):
         """XHTML 1.x served with text/html MIME type"""
         content = '<meta http-equiv="Content-type" content="text/html;charset=UTF-8" />'
         encodings = requests.utils.get_encodings_from_content(content)
-        self.assertEqual(len(encodings), 1)
-        self.assertEqual(encodings[0], 'UTF-8')
+        assert len(encodings) == 1
+        assert encodings[0] == 'UTF-8'
 
     def test_xml(self):
         """XHTML 1.x served as XML"""
         content = '<?xml version="1.0" encoding="UTF-8"?>'
         encodings = requests.utils.get_encodings_from_content(content)
-        self.assertEqual(len(encodings), 1)
-        self.assertEqual(encodings[0], 'UTF-8')
+        assert len(encodings) == 1
+        assert encodings[0] == 'UTF-8'
 
     def test_precedence(self):
         content = '''
@@ -720,44 +894,44 @@ class TestContentEncodingDetection(unittest.TestCase):
         <meta http-equiv="Content-type" content="text/html;charset=HTML4" />
         '''.strip()
         encodings = requests.utils.get_encodings_from_content(content)
-        self.assertEqual(encodings, ['HTML5', 'HTML4', 'XML'])
+        assert encodings == ['HTML5', 'HTML4', 'XML']
 
 
 class TestCaseInsensitiveDict(unittest.TestCase):
 
     def test_mapping_init(self):
         cid = CaseInsensitiveDict({'Foo': 'foo','BAr': 'bar'})
-        self.assertEqual(len(cid), 2)
-        self.assertTrue('foo' in cid)
-        self.assertTrue('bar' in cid)
+        assert len(cid) == 2
+        assert 'foo' in cid
+        assert 'bar' in cid
 
     def test_iterable_init(self):
         cid = CaseInsensitiveDict([('Foo', 'foo'), ('BAr', 'bar')])
-        self.assertEqual(len(cid), 2)
-        self.assertTrue('foo' in cid)
-        self.assertTrue('bar' in cid)
+        assert len(cid) == 2
+        assert 'foo' in cid
+        assert 'bar' in cid
 
     def test_kwargs_init(self):
         cid = CaseInsensitiveDict(FOO='foo', BAr='bar')
-        self.assertEqual(len(cid), 2)
-        self.assertTrue('foo' in cid)
-        self.assertTrue('bar' in cid)
+        assert len(cid) == 2
+        assert 'foo' in cid
+        assert 'bar' in cid
 
     def test_docstring_example(self):
         cid = CaseInsensitiveDict()
         cid['Accept'] = 'application/json'
-        self.assertEqual(cid['aCCEPT'], 'application/json')
-        self.assertEqual(list(cid), ['Accept'])
+        assert cid['aCCEPT'] == 'application/json'
+        assert list(cid) == ['Accept']
 
     def test_len(self):
         cid = CaseInsensitiveDict({'a': 'a', 'b': 'b'})
         cid['A'] = 'a'
-        self.assertEqual(len(cid), 2)
+        assert len(cid) == 2
 
     def test_getitem(self):
         cid = CaseInsensitiveDict({'Spam': 'blueval'})
-        self.assertEqual(cid['spam'], 'blueval')
-        self.assertEqual(cid['SPAM'], 'blueval')
+        assert cid['spam'] == 'blueval'
+        assert cid['SPAM'] == 'blueval'
 
     def test_fixes_649(self):
         """__setitem__ should behave case-insensitively."""
@@ -766,74 +940,68 @@ class TestCaseInsensitiveDict(unittest.TestCase):
         cid['Spam'] = 'twoval'
         cid['sPAM'] = 'redval'
         cid['SPAM'] = 'blueval'
-        self.assertEqual(cid['spam'], 'blueval')
-        self.assertEqual(cid['SPAM'], 'blueval')
-        self.assertEqual(list(cid.keys()), ['SPAM'])
+        assert cid['spam'] == 'blueval'
+        assert cid['SPAM'] == 'blueval'
+        assert list(cid.keys()) == ['SPAM']
 
     def test_delitem(self):
         cid = CaseInsensitiveDict()
         cid['Spam'] = 'someval'
         del cid['sPam']
-        self.assertFalse('spam' in cid)
-        self.assertEqual(len(cid), 0)
+        assert 'spam' not in cid
+        assert len(cid) == 0
 
     def test_contains(self):
         cid = CaseInsensitiveDict()
         cid['Spam'] = 'someval'
-        self.assertTrue('Spam' in cid)
-        self.assertTrue('spam' in cid)
-        self.assertTrue('SPAM' in cid)
-        self.assertTrue('sPam' in cid)
-        self.assertFalse('notspam' in cid)
+        assert 'Spam' in cid
+        assert 'spam' in cid
+        assert 'SPAM' in cid
+        assert 'sPam' in cid
+        assert 'notspam' not in cid
 
     def test_get(self):
         cid = CaseInsensitiveDict()
         cid['spam'] = 'oneval'
         cid['SPAM'] = 'blueval'
-        self.assertEqual(cid.get('spam'), 'blueval')
-        self.assertEqual(cid.get('SPAM'), 'blueval')
-        self.assertEqual(cid.get('sPam'), 'blueval')
-        self.assertEqual(cid.get('notspam', 'default'), 'default')
+        assert cid.get('spam') == 'blueval'
+        assert cid.get('SPAM') == 'blueval'
+        assert cid.get('sPam') == 'blueval'
+        assert cid.get('notspam', 'default') == 'default'
 
     def test_update(self):
         cid = CaseInsensitiveDict()
         cid['spam'] = 'blueval'
         cid.update({'sPam': 'notblueval'})
-        self.assertEqual(cid['spam'], 'notblueval')
+        assert cid['spam'] == 'notblueval'
         cid = CaseInsensitiveDict({'Foo': 'foo','BAr': 'bar'})
         cid.update({'fOO': 'anotherfoo', 'bAR': 'anotherbar'})
-        self.assertEqual(len(cid), 2)
-        self.assertEqual(cid['foo'], 'anotherfoo')
-        self.assertEqual(cid['bar'], 'anotherbar')
+        assert len(cid) == 2
+        assert cid['foo'] == 'anotherfoo'
+        assert cid['bar'] == 'anotherbar'
 
     def test_update_retains_unchanged(self):
         cid = CaseInsensitiveDict({'foo': 'foo', 'bar': 'bar'})
         cid.update({'foo': 'newfoo'})
-        self.assertEquals(cid['bar'], 'bar')
+        assert cid['bar'] == 'bar'
 
     def test_iter(self):
         cid = CaseInsensitiveDict({'Spam': 'spam', 'Eggs': 'eggs'})
         keys = frozenset(['Spam', 'Eggs'])
-        self.assertEqual(frozenset(iter(cid)), keys)
+        assert frozenset(iter(cid)) == keys
 
     def test_equality(self):
         cid = CaseInsensitiveDict({'SPAM': 'blueval', 'Eggs': 'redval'})
         othercid = CaseInsensitiveDict({'spam': 'blueval', 'eggs': 'redval'})
-        self.assertEqual(cid, othercid)
+        assert cid == othercid
         del othercid['spam']
-        self.assertNotEqual(cid, othercid)
-        self.assertEqual(cid, {'spam': 'blueval', 'eggs': 'redval'})
+        assert cid != othercid
+        assert cid == {'spam': 'blueval', 'eggs': 'redval'}
 
     def test_setdefault(self):
         cid = CaseInsensitiveDict({'Spam': 'blueval'})
-        self.assertEqual(
-            cid.setdefault('spam', 'notblueval'),
-            'blueval'
-        )
-        self.assertEqual(
-            cid.setdefault('notspam', 'notblueval'),
-            'notblueval'
-        )
+        assert cid.setdefault('spam', 'notblueval') == 'blueval'
+        assert cid.setdefault('notspam', 'notblueval') == 'notblueval'
 
     def test_lower_items(self):
         cid = CaseInsensitiveDict({
@@ -842,7 +1010,7 @@ class TestCaseInsensitiveDict(unittest.TestCase):
         })
         keyset = frozenset(lowerkey for lowerkey, v in cid.lower_items())
         lowerkeyset = frozenset(['accept', 'user-agent'])
-        self.assertEqual(keyset, lowerkeyset)
+        assert keyset == lowerkeyset
 
     def test_preserve_key_case(self):
         cid = CaseInsensitiveDict({
@@ -850,9 +1018,9 @@ class TestCaseInsensitiveDict(unittest.TestCase):
             'user-Agent': 'requests',
         })
         keyset = frozenset(['Accept', 'user-Agent'])
-        self.assertEqual(frozenset(i[0] for i in cid.items()), keyset)
-        self.assertEqual(frozenset(cid.keys()), keyset)
-        self.assertEqual(frozenset(cid), keyset)
+        assert frozenset(i[0] for i in cid.items()) == keyset
+        assert frozenset(cid.keys()) == keyset
+        assert frozenset(cid) == keyset
 
     def test_preserve_last_key_case(self):
         cid = CaseInsensitiveDict({
@@ -862,9 +1030,140 @@ class TestCaseInsensitiveDict(unittest.TestCase):
         cid.update({'ACCEPT': 'application/json'})
         cid['USER-AGENT'] = 'requests'
         keyset = frozenset(['ACCEPT', 'USER-AGENT'])
-        self.assertEqual(frozenset(i[0] for i in cid.items()), keyset)
-        self.assertEqual(frozenset(cid.keys()), keyset)
-        self.assertEqual(frozenset(cid), keyset)
+        assert frozenset(i[0] for i in cid.items()) == keyset
+        assert frozenset(cid.keys()) == keyset
+        assert frozenset(cid) == keyset
+
+
+class UtilsTestCase(unittest.TestCase):
+
+    def test_super_len_io_streams(self):
+        """ Ensures that we properly deal with different kinds of IO streams. """
+        # uses StringIO or io.StringIO (see import above)
+        from io import BytesIO
+        from requests.utils import super_len
+
+        assert super_len(StringIO.StringIO()) == 0
+        assert super_len(StringIO.StringIO('with so much drama in the LBC')) == 29
+
+        assert super_len(BytesIO()) == 0
+        assert super_len(BytesIO(b"it's kinda hard bein' snoop d-o-double-g")) == 40
+
+        try:
+            import cStringIO
+        except ImportError:
+            pass
+        else:
+            assert super_len(cStringIO.StringIO('but some how, some way...')) == 25
+
+    def test_get_environ_proxies_ip_ranges(self):
+        """ Ensures that IP addresses are correctly matches with ranges in no_proxy variable """
+        from requests.utils import get_environ_proxies
+        os.environ['no_proxy'] = "192.168.0.0/24,127.0.0.1,localhost.localdomain,172.16.1.1"
+        assert get_environ_proxies('http://192.168.0.1:5000/') == {}
+        assert get_environ_proxies('http://192.168.0.1/') == {}
+        assert get_environ_proxies('http://172.16.1.1/') == {}
+        assert get_environ_proxies('http://172.16.1.1:5000/') == {}
+        assert get_environ_proxies('http://192.168.1.1:5000/') != {}
+        assert get_environ_proxies('http://192.168.1.1/') != {}
+
+    def test_get_environ_proxies(self):
+        """ Ensures that IP addresses are correctly matches with ranges in no_proxy variable """
+        from requests.utils import get_environ_proxies
+        os.environ['no_proxy'] = "127.0.0.1,localhost.localdomain,192.168.0.0/24,172.16.1.1"
+        assert get_environ_proxies('http://localhost.localdomain:5000/v1.0/') == {}
+        assert get_environ_proxies('http://www.requests.com/') != {}
+
+    def test_is_ipv4_address(self):
+        from requests.utils import is_ipv4_address
+        assert is_ipv4_address('8.8.8.8')
+        assert not is_ipv4_address('8.8.8.8.8')
+        assert not is_ipv4_address('localhost.localdomain')
+
+    def test_is_valid_cidr(self):
+        from requests.utils import is_valid_cidr
+        assert not is_valid_cidr('8.8.8.8')
+        assert is_valid_cidr('192.168.1.0/24')
+
+    def test_dotted_netmask(self):
+        from requests.utils import dotted_netmask
+        assert dotted_netmask(8) == '255.0.0.0'
+        assert dotted_netmask(24) == '255.255.255.0'
+        assert dotted_netmask(25) == '255.255.255.128'
+
+    def test_address_in_network(self):
+        from requests.utils import address_in_network
+        assert address_in_network('192.168.1.1', '192.168.1.0/24')
+        assert not address_in_network('172.16.0.1', '192.168.1.0/24')
+
+    def test_get_auth_from_url(self):
+        """ Ensures that username and password in well-encoded URI as per RFC 3986 are correclty extracted """
+        from requests.utils import get_auth_from_url
+        from requests.compat import quote
+        percent_encoding_test_chars = "%!*'();:@&=+$,/?#[] "
+        url_address = "request.com/url.html#test"
+        url = "http://" + quote(percent_encoding_test_chars, '') + ':' + quote(percent_encoding_test_chars, '') + '@' + url_address
+        (username, password) = get_auth_from_url(url)
+        assert username == percent_encoding_test_chars
+        assert password == percent_encoding_test_chars
+
+
+class TestMorselToCookieExpires(unittest.TestCase):
+
+    """Tests for morsel_to_cookie when morsel contains expires."""
+
+    def test_expires_valid_str(self):
+        """Test case where we convert expires from string time."""
+
+        morsel = Morsel()
+        morsel['expires'] = 'Thu, 01-Jan-1970 00:00:01 GMT'
+        cookie = morsel_to_cookie(morsel)
+        assert cookie.expires == 1
+
+    def test_expires_invalid_int(self):
+        """Test case where an invalid type is passed for expires."""
+
+        morsel = Morsel()
+        morsel['expires'] = 100
+        with pytest.raises(TypeError):
+            morsel_to_cookie(morsel)
+
+    def test_expires_invalid_str(self):
+        """Test case where an invalid string is input."""
+
+        morsel = Morsel()
+        morsel['expires'] = 'woops'
+        with pytest.raises(ValueError):
+            morsel_to_cookie(morsel)
+
+    def test_expires_none(self):
+        """Test case where expires is None."""
+
+        morsel = Morsel()
+        morsel['expires'] = None
+        cookie = morsel_to_cookie(morsel)
+        assert cookie.expires is None
+
+
+class TestMorselToCookieMaxAge(unittest.TestCase):
+
+    """Tests for morsel_to_cookie when morsel contains max-age."""
+
+    def test_max_age_valid_int(self):
+        """Test case where a valid max age in seconds is passed."""
+
+        morsel = Morsel()
+        morsel['max-age'] = 60
+        cookie = morsel_to_cookie(morsel)
+        assert isinstance(cookie.expires, int)
+
+    def test_max_age_invalid_str(self):
+        """Test case where a invalid max age is passed."""
+
+        morsel = Morsel()
+        morsel['max-age'] = 'woops'
+        with pytest.raises(TypeError):
+            morsel_to_cookie(morsel)
 
 
 if __name__ == '__main__':