git.scottworley.com Git - paperdoorknob/blob - paperdoorknob_test.py

   1 # paperdoorknob: Print glowfic
   2 #
   3 # This program is free software: you can redistribute it and/or modify it
   4 # under the terms of the GNU General Public License as published by the
   5 # Free Software Foundation, version 3.
   6
   7
   8 import unittest
   9 import threading
  10 from http.server import BaseHTTPRequestHandler, HTTPServer
  11 import requests
  12 import requests_cache
  13 import paperdoorknob
  14
  15 TIMEOUT = 8
  16
  17
  18 class FakeGlowficHTTPRequestHandler(BaseHTTPRequestHandler):
  19
  20     def _notify_test(self) -> None:
  21         raise NotImplementedError()
  22
  23     def _response_code(self) -> int:
  24         if self.path == "/not_found":
  25             return 404
  26         if self.path == "/server_error":
  27             return 500
  28         return 200
  29
  30     def do_GET(self) -> None:
  31         body = b'''<html>
  32   <body>
  33     <div class="post-container post-post">
  34       <div class="post-edit-box">We don't want edit boxes</div>
  35       This is glowfic
  36       <div class="post-footer">We don't want footers</div>
  37     </div>
  38     <div class="flat-post-replies">
  39       <div class="post-container post-reply">
  40         <div class="post-edit-box">We don't want edit boxes</div>
  41         You sure?
  42         <div class="post-footer">We don't want footers</div>
  43       </div>
  44       <div class="post-container post-reply">
  45         Pretty sure.
  46       </div>
  47     </div>
  48   </body>
  49 </html>'''
  50         self.send_response(self._response_code())
  51         self.send_header("Content-type", "text/html")
  52         self.send_header("Content-Length", str(len(body)))
  53         self.end_headers()
  54         self.wfile.write(body)
  55         self._notify_test()
  56
  57
  58 class TestFetch(unittest.TestCase):
  59     def _port(self) -> int:
  60         port = self._web_server.socket.getsockname()[1]
  61         assert isinstance(port, int)
  62         return port
  63
  64     def _count_request(self) -> None:
  65         self._request_counter += 1
  66
  67     def setUp(self) -> None:
  68         self._request_counter = 0
  69         handler = type("Handler", (FakeGlowficHTTPRequestHandler,), {
  70                        '_notify_test': lambda _: self._count_request()})
  71         self._web_server = HTTPServer(('', 0), handler)
  72         self._thread = threading.Thread(target=self._web_server.serve_forever)
  73         self._thread.start()
  74
  75     def tearDown(self) -> None:
  76         self._web_server.shutdown()
  77         self._thread.join()
  78         self._web_server.server_close()
  79
  80     def testFetch(self) -> None:
  81         with requests.session() as s:
  82             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  83             self.assertEqual(self._request_counter, 1)
  84             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  85             self.assertEqual(self._request_counter, 2)
  86
  87     def testFetchCaching(self) -> None:
  88         with requests_cache.CachedSession() as s:
  89             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  90             self.assertEqual(self._request_counter, 1)
  91             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  92             self.assertEqual(self._request_counter, 1)
  93
  94     def testFetchPersistentCaching(self) -> None:
  95         with requests_cache.CachedSession() as s:
  96             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  97             self.assertEqual(self._request_counter, 1)
  98         with requests_cache.CachedSession() as s:
  99             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
 100             self.assertEqual(self._request_counter, 1)
 101
 102     def testProcess(self) -> None:
 103         with requests.session() as s:
 104             replies = paperdoorknob.process(
 105                 f"http://localhost:{self._port()}", s, TIMEOUT)
 106             self.assertEqual([r.text.strip() for r in replies],
 107                              ["This is glowfic", "You sure?", "Pretty sure."])
 108
 109     def testFetchErrors(self) -> None:
 110         with requests.session() as s:
 111             with self.assertRaises(requests.HTTPError):
 112                 paperdoorknob.fetch(
 113                     f"http://localhost:{self._port()}/not_found", s, TIMEOUT)
 114             with self.assertRaises(requests.HTTPError):
 115                 paperdoorknob.fetch(
 116                     f"http://localhost:{self._port()}/server_error", s, TIMEOUT)
 117
 118
 119 if __name__ == '__main__':
 120     unittest.main()