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"""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 unittest
from eventlet.green import urllib2, BaseHTTPServer
from eventlet import spawn, kill
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 spawn(serve), httpd, sa[1]
class TestGreenness(unittest.TestCase):
def setUp(self):
self.gthread, self.server, self.port = start_http_server()
# print('Spawned the server')
def tearDown(self):
self.server.server_close()
kill(self.gthread)
def test_urllib2(self):
self.assertEqual(self.server.request_count, 0)
try:
urllib2.urlopen('http://127.0.0.1:%s' % self.port)
assert False, 'should not get there'
except urllib2.HTTPError as ex:
assert ex.code == 501, repr(ex)
self.assertEqual(self.server.request_count, 1)
if __name__ == '__main__':
unittest.main()
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