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 io
  10 import threading
  11 from http.server import BaseHTTPRequestHandler, HTTPServer
  12 import requests
  13 import requests_cache
  14 import paperdoorknob
  15
  16 TIMEOUT = 8
  17
  18
  19 class FakeGlowficHTTPRequestHandler(BaseHTTPRequestHandler):
  20
  21     def _notify_test(self) -> None:
  22         raise NotImplementedError()
  23
  24     def _response_code(self) -> int:
  25         if self.path == "/not_found":
  26             return 404
  27         if self.path == "/server_error":
  28             return 500
  29         return 200
  30
  31     def do_GET(self) -> None:
  32         body = b'''<html>
  33   <body>
  34     <div class="post-container post-post">
  35       <div class="post-edit-box">We don't want edit boxes</div>
  36       This is glowfic
  37       <div class="post-footer">We don't want footers</div>
  38     </div>
  39     <div class="flat-post-replies">
  40       <div class="post-container post-reply">
  41         <div class="post-edit-box">We don't want edit boxes</div>
  42         You <em>sure</em>?
  43         <div class="post-footer">We don't want footers</div>
  44       </div>
  45       <div class="post-container post-reply">
  46         Pretty sure.
  47       </div>
  48     </div>
  49   </body>
  50 </html>'''
  51         self.send_response(self._response_code())
  52         self.send_header("Content-type", "text/html")
  53         self.send_header("Content-Length", str(len(body)))
  54         self.end_headers()
  55         self.wfile.write(body)
  56         self._notify_test()
  57
  58
  59 class TestFetch(unittest.TestCase):
  60     def _port(self) -> int:
  61         port = self._web_server.socket.getsockname()[1]
  62         assert isinstance(port, int)
  63         return port
  64
  65     def _count_request(self) -> None:
  66         self._request_counter += 1
  67
  68     def setUp(self) -> None:
  69         self._request_counter = 0
  70         handler = type("Handler", (FakeGlowficHTTPRequestHandler,), {
  71                        '_notify_test': lambda _: self._count_request()})
  72         self._web_server = HTTPServer(('', 0), handler)
  73         self._thread = threading.Thread(target=self._web_server.serve_forever)
  74         self._thread.start()
  75
  76     def tearDown(self) -> None:
  77         self._web_server.shutdown()
  78         self._thread.join()
  79         self._web_server.server_close()
  80
  81     def testFetch(self) -> None:
  82         with requests.session() as s:
  83             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  84             self.assertEqual(self._request_counter, 1)
  85             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  86             self.assertEqual(self._request_counter, 2)
  87
  88     def testFetchCaching(self) -> None:
  89         with requests_cache.CachedSession() as s:
  90             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  91             self.assertEqual(self._request_counter, 1)
  92             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  93             self.assertEqual(self._request_counter, 1)
  94
  95     def testFetchPersistentCaching(self) -> None:
  96         with requests_cache.CachedSession() as s:
  97             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
  98             self.assertEqual(self._request_counter, 1)
  99         with requests_cache.CachedSession() as s:
 100             paperdoorknob.fetch(f"http://localhost:{self._port()}", s, TIMEOUT)
 101             self.assertEqual(self._request_counter, 1)
 102
 103     def testReplies(self) -> None:
 104         with requests.session() as s:
 105             replies = paperdoorknob.replies(
 106                 paperdoorknob.clean(
 107                     paperdoorknob.fetch(
 108                         f"http://localhost:{self._port()}",
 109                         s,
 110                         TIMEOUT)))
 111             self.assertEqual([r.text.strip() for r in replies],
 112                              ["This is glowfic", "You sure?", "Pretty sure."])
 113
 114     def testFetchErrors(self) -> None:
 115         with requests.session() as s:
 116             with self.assertRaises(requests.HTTPError):
 117                 paperdoorknob.fetch(
 118                     f"http://localhost:{self._port()}/not_found", s, TIMEOUT)
 119             with self.assertRaises(requests.HTTPError):
 120                 paperdoorknob.fetch(
 121                     f"http://localhost:{self._port()}/server_error", s, TIMEOUT)
 122
 123     def testProcess(self) -> None:
 124         with requests.session() as s:
 125             buf = io.BytesIO()
 126             paperdoorknob.process(
 127                 f"http://localhost:{self._port()}",
 128                 s,
 129                 TIMEOUT,
 130                 buf,
 131                 'pandoc')
 132             self.assertEqual(
 133                 buf.getvalue(),
 134                 b'This is glowfic\nYou \\emph{sure}?\nPretty sure.\n')
 135
 136
 137 if __name__ == '__main__':
 138     unittest.main()