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88 lines
2.9 KiB
Python
88 lines
2.9 KiB
Python
9 years ago
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from tornado.concurrent import Future
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from tornado import gen
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from tornado.httpclient import HTTPError
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from tornado.log import gen_log
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from tornado.testing import AsyncHTTPTestCase, gen_test, bind_unused_port, ExpectLog
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from tornado.web import Application, RequestHandler
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from tornado.websocket import WebSocketHandler, websocket_connect, WebSocketError
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class EchoHandler(WebSocketHandler):
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def initialize(self, close_future):
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self.close_future = close_future
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def on_message(self, message):
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self.write_message(message, isinstance(message, bytes))
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def on_close(self):
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self.close_future.set_result(None)
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class NonWebSocketHandler(RequestHandler):
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def get(self):
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self.write('ok')
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class WebSocketTest(AsyncHTTPTestCase):
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def get_app(self):
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self.close_future = Future()
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return Application([
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('/echo', EchoHandler, dict(close_future=self.close_future)),
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('/non_ws', NonWebSocketHandler),
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])
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@gen_test
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def test_websocket_gen(self):
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ws = yield websocket_connect(
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'ws://localhost:%d/echo' % self.get_http_port(),
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io_loop=self.io_loop)
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ws.write_message('hello')
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response = yield ws.read_message()
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self.assertEqual(response, 'hello')
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def test_websocket_callbacks(self):
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websocket_connect(
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'ws://localhost:%d/echo' % self.get_http_port(),
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io_loop=self.io_loop, callback=self.stop)
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ws = self.wait().result()
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ws.write_message('hello')
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ws.read_message(self.stop)
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response = self.wait().result()
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self.assertEqual(response, 'hello')
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@gen_test
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def test_websocket_http_fail(self):
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with self.assertRaises(HTTPError) as cm:
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yield websocket_connect(
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'ws://localhost:%d/notfound' % self.get_http_port(),
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io_loop=self.io_loop)
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self.assertEqual(cm.exception.code, 404)
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@gen_test
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def test_websocket_http_success(self):
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with self.assertRaises(WebSocketError):
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yield websocket_connect(
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'ws://localhost:%d/non_ws' % self.get_http_port(),
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io_loop=self.io_loop)
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@gen_test
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def test_websocket_network_fail(self):
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sock, port = bind_unused_port()
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sock.close()
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with self.assertRaises(HTTPError) as cm:
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with ExpectLog(gen_log, ".*"):
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yield websocket_connect(
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'ws://localhost:%d/' % port,
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io_loop=self.io_loop,
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connect_timeout=0.01)
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self.assertEqual(cm.exception.code, 599)
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@gen_test
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def test_websocket_close_buffered_data(self):
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ws = yield websocket_connect(
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'ws://localhost:%d/echo' % self.get_http_port())
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ws.write_message('hello')
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ws.write_message('world')
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ws.stream.close()
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yield self.close_future
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