Test urllib3 and requests for HTTPS proxy CONNECT support (https://github.com/shazow/urllib3/pull/170).

start_test.sh

curl -L -o requests.tar.gz https://github.com/schlamar/requests/archive/new-urllib3-api.tar.gz
tar -xzvf requests.tar.gz
curl -L -o test_proxy.py https://gist.github.com/schlamar/5080598/raw/test_proxy.py
python test_proxy.py

test_proxy.py

import sys
sys.path.insert(0, 'requests-new-urllib3-api/requests/packages/')
sys.path.insert(0, 'requests-new-urllib3-api')


CA_CERTS = 'requests-new-urllib3-api/requests/cacert.pem'


import os

import urllib3
import requests

assert 'http_proxy' in os.environ, ('Configure proxy in "https_proxy" '
                                    'environment variable')


def test_urllib3():
    http = urllib3.proxy_from_url(os.environ['https_proxy'],
                                  cert_reqs='REQUIRED',
                                  ca_certs=CA_CERTS)
    try:
        http.request('GET', 'https://stackoverflow.com')
        assert False, 'Expected cert verification error.'
    except urllib3.exceptions.SSLError as e:
        if not 'doesn\'t match either' in str(e):
            assert False, 'Got wrong SSL error: %s' % e

    http.request('GET', 'https://google.com')


def test_requests():
    try:
        requests.get('https://stackoverflow.com')
        assert False, 'Expected cert verification error.'
    except requests.exceptions.SSLError as e:
        if not 'doesn\'t match either' in str(e):
            assert False, 'Got wrong SSL error: %s' % e

    requests.get('https://google.com')
    requests.get('http://google.com')


if __name__ == '__main__':
    test_urllib3()
    test_requests()