"""Test than modules in eventlet.green package are indeed green. To do that spawn a green server and then access it using a green socket. If either operation blocked the whole script would block and timeout. """ import eventlet from eventlet.green import BaseHTTPServer import six if six.PY2: from eventlet.green.urllib2 import HTTPError, urlopen else: from eventlet.green.urllib.request import urlopen from eventlet.green.urllib.error import HTTPError class QuietHandler(BaseHTTPServer.BaseHTTPRequestHandler): protocol_version = "HTTP/1.0" def log_message(self, *args, **kw): pass def start_http_server(): server_address = ('localhost', 0) httpd = BaseHTTPServer.HTTPServer(server_address, QuietHandler) sa = httpd.socket.getsockname() # print("Serving HTTP on", sa[0], "port", sa[1], "...") httpd.request_count = 0 def serve(): # increment the request_count before handling the request because # the send() for the response blocks (or at least appeared to be) httpd.request_count += 1 httpd.handle_request() return eventlet.spawn(serve), httpd, sa[1] def test_urllib(): gthread, server, port = start_http_server() try: assert server.request_count == 0 try: urlopen('http://127.0.0.1:{0}'.format(port)) assert False, 'should not get there' except HTTPError as ex: assert ex.code == 501, repr(ex) assert server.request_count == 1 finally: server.server_close() eventlet.kill(gthread)