python-eventlet/tests/isolated/patcher_socketserver_selectors.py

   1 __test__ = False
   2
   3 if __name__ == '__main__':
   4     import eventlet
   5     eventlet.monkey_patch()
   6
   7     from eventlet.support.six.moves.BaseHTTPServer import (
   8         HTTPServer,
   9         BaseHTTPRequestHandler,
  10     )
  11     import threading
  12
  13     server = HTTPServer(('localhost', 0), BaseHTTPRequestHandler)
  14     thread = threading.Thread(target=server.serve_forever)
  15
  16     # Before fixing it the code would never go pass this line because:
  17     # * socketserver.BaseServer that's used behind the scenes here uses
  18     #   selectors.PollSelector if it's available and we don't have green poll
  19     #   implementation so this just couldn't work
  20     # * making socketserver use selectors.SelectSelector wasn't enough as
  21     #   until now we just failed to monkey patch selectors module
  22     #
  23     # Due to the issues above this thread.start() call effectively behaved
  24     # like calling server.serve_forever() directly in the current thread
  25     #
  26     # Original report: https://github.com/eventlet/eventlet/issues/249
  27     thread.start()
  28
  29     server.shutdown()
  30     print('pass')