tun2proxy/tests/tests.py

import glob
import logging
import os
import unittest
import subprocess
import requests
import dotenv
import time
import itertools

dotenv.load_dotenv()


def get_ip(version=None):
    """provider = 'https://%swtfismyip.com/text'
    prefix = {
        None: '',
        4: 'ipv4.',
        6: 'ipv6.'
    }[version]"""
    provider = 'https://%sipify.org'
    prefix = {
        None: 'api64.',
        4: 'api4.',
        6: 'api6.'
    }[version]
    result = requests.Session().get(provider % prefix).text.strip()
    return result


def get_tool_path():
    default = glob.glob(os.path.join(os.path.dirname(__file__), '..', 'target', '*', 'tun2proxy'))
    default = default[0] if len(default) > 0 else 'tun2proxy'
    return os.environ.get('TOOL_PATH', default)


def start_process(*args):
    pass


class Tun2ProxyTest(unittest.TestCase):
    @staticmethod
    def _test(ip_version, dns, proxy_var):
        ip_noproxy = get_ip(ip_version)
        print(ip_noproxy)
        additional = ['-6'] if ip_version == 6 else []
        p = subprocess.Popen([get_tool_path(), "--proxy", os.getenv(proxy_var), '--setup', '-v', 'trace', '--dns', dns, *additional])
        try:
            time.sleep(1)
            ip_withproxy = get_ip(ip_version)
            print(ip_withproxy)

            assert ip_noproxy != ip_withproxy
        except Exception as e:
            raise e
        finally:
            p.terminate()
            p.wait()

    @classmethod
    def add_tests(cls):
        for ip_version, dns, proxy_var in itertools.product([None, 4, 6], ['virtual', 'over-tcp'], ['SOCKS5_PROXY', 'HTTP_PROXY']):
            setattr(cls, 'test_ipv%s_dns%s_proxy%s' % (ip_version, dns, proxy_var), lambda self: cls._test(ip_version, dns, proxy_var))


if __name__ == '__main__':
    Tun2ProxyTest.add_tests()
    unittest.main()