old_contents: import unittest
  
  import ssl
  from http.client import HTTPConnection, HTTPSConnection
  
  from verktyg_server.ssl import make_adhoc_ssl_context
  from verktyg_server import make_socket
  from verktyg_server.testing import TestServer
  
  
  class TestServerTestCase(unittest.TestCase):
      def test_basic(self):
          def application(environ, start_response):
              status = '200 OK'
              headers = [('Content-type', 'text/plain; charset=utf-8')]
              start_response(status, headers)
              return [b'hello world']
  
          with TestServer(application) as server:
              client = HTTPConnection('localhost', server.port)
  
              client.request('GET', '/')
              resp = client.getresponse()
              self.assertEqual(resp.status, 200)
              self.assertEqual(resp.read(), b'hello world')
  
              port = server.port
  
          # make sure server is down after leaving context
          self.assertRaises(ConnectionRefusedError, client.request, 'GET', '/')
          make_socket('localhost', port).close()
  
      def test_ssl(self):
          def application(environ, start_response):
              status = '200 OK'
              headers = [('Content-type', 'text/plain; charset=utf-8')]
              start_response(status, headers)
              return [b'hello ssl']
  
          server_ssl_context = make_adhoc_ssl_context()
          client_ssl_context = ssl._create_unverified_context()  # TODO
  
          with TestServer(application, ssl_context=server_ssl_context) as server:
              client = HTTPSConnection(
                  server.host, server.port, context=client_ssl_context
              )
  
              client.request('GET', '/')
              resp = client.getresponse()
              self.assertEqual(resp.status, 200)
  
new_contents: import unittest
  
  import ssl
  from http.client import HTTPConnection, HTTPSConnection
  
  from verktyg_server.ssl import make_adhoc_ssl_context
  from verktyg_server import make_socket
  from verktyg_server.testing import TestServer
  
  
  class TestServerTestCase(unittest.TestCase):
      def test_basic(self):
          def application(environ, start_response):
              status = '200 OK'
              headers = [('Content-type', 'text/plain; charset=utf-8')]
              start_response(status, headers)
              return [b'hello world']
  
          with TestServer(application) as server:
              client = HTTPConnection('localhost', server.port)
  
              client.request('GET', '/')
              resp = client.getresponse()
              self.assertEqual(resp.status, 200)
              self.assertEqual(resp.read(), b'hello world')
  
              port = server.port
  
          # make sure server is down after leaving context
          self.assertRaises(ConnectionRefusedError, client.request, 'GET', '/')
          make_socket('localhost', port).close()
  
      def test_ssl(self):
          def application(environ, start_response):
              status = '200 OK'
              headers = [('Content-type', 'text/plain; charset=utf-8')]
              start_response(status, headers)
              return [b'hello ssl']
  
          server_ssl_context = make_adhoc_ssl_context()
          client_ssl_context = ssl._create_stdlib_context()  # TODO
  
          with TestServer(application, ssl_context=server_ssl_context) as server:
              client = HTTPSConnection(
                  server.host, server.port, context=client_ssl_context
              )
  
              client.request('GET', '/')
              resp = client.getresponse()
              self.assertEqual(resp.status, 200)
  
subject: use old alias of hidden function for backwards compatibility...