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       This is glowfic
  35     </div>
  36     <div class="flat-post-replies">
  37       <div class="post-container post-reply">
  38         You sure?
  39       </div>
  40       <div class="post-container post-reply">
  41         Pretty sure.
  42       </div>
  43     </div>
  44   </body>
  45 </html>'''
  46         self.send_response(self._response_code())
  47         self.send_header("Content-type", "text/html")
  48         self.send_header("Content-Length", str(len(body)))
  49         self.end_headers()
  50         self.wfile.write(body)
  51         self._notify_test()
  52
  53
  54 class TestFetch(unittest.TestCase):
  55     def _port(self) -> int:
  56         port = self._web_server.socket.getsockname()[1]
  57         assert isinstance(port, int)
  58         return port
  59
  60     def _count_request(self) -> None:
  61         self._request_counter += 1
  62
  63     def setUp(self) -> None:
  64         self._request_counter = 0
  65         handler = type("Handler", (FakeGlowficHTTPRequestHandler,), {
  66                        '_notify_test': lambda _: self._count_request()})
  67         self._web_server = HTTPServer(('', 0), handler)
  68         self._thread = threading.Thread(target=self._web_server.serve_forever)
  69         self._thread.start()
  70
  71     def tearDown(self) -> None:
  72         self._web_server.shutdown()
  73         self._thread.join()
  74         self._web_server.server_close()
  75
  76     def testFetch(self) -> None:
  77         with requests.session() as s:
  78             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  79             self.assertEqual(self._request_counter, 1)
  80             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  81             self.assertEqual(self._request_counter, 2)
  82
  83     def testFetchCaching(self) -> None:
  84         with requests_cache.CachedSession() as s:
  85             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  86             self.assertEqual(self._request_counter, 1)
  87             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  88             self.assertEqual(self._request_counter, 1)
  89
  90     def testFetchPersistentCaching(self) -> None:
  91         with requests_cache.CachedSession() as s:
  92             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  93             self.assertEqual(self._request_counter, 1)
  94         with requests_cache.CachedSession() as s:
  95             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  96             self.assertEqual(self._request_counter, 1)
  97
  98     def testFetchConents(self) -> None:
  99         with requests.session() as s:
 100             post = paperdoorknob.Post(paperdoorknob.fetch(
 101                 f"http://localhost:{self._port()}", s, TIMEOUT))
 102             self.assertEqual(post.text().text.strip(), "This is glowfic")
 103             self.assertEqual([r.text.strip() for r in post.replies()],
 104                              ["You sure?", "Pretty sure."])
 105
 106     def testFetchErrors(self) -> None:
 107         with requests.session() as s:
 108             with self.assertRaises(requests.HTTPError):
 109                 paperdoorknob.fetch(
 110                     f"http://localhost:{self._port()}/not_found", s, TIMEOUT)
 111             with self.assertRaises(requests.HTTPError):
 112                 paperdoorknob.fetch(
 113                     f"http://localhost:{self._port()}/server_error", s, TIMEOUT)
 114
 115
 116 if __name__ == '__main__':
 117     unittest.main()