227 lines
		
	
	
		
			6.9 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			227 lines
		
	
	
		
			6.9 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| # @author Donovan Preston
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| #
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| # Copyright (c) 2006-2007, Linden Research, Inc.
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| # Permission is hereby granted, free of charge, to any person obtaining a copy
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| # of this software and associated documentation files (the "Software"), to deal
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| # in the Software without restriction, including without limitation the rights
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| # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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| # copies of the Software, and to permit persons to whom the Software is
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| # furnished to do so, subject to the following conditions:
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| #
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| # The above copyright notice and this permission notice shall be included in
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| # all copies or substantial portions of the Software.
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| #
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| # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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| # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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| # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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| # THE SOFTWARE.
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| 
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| import os
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| import os.path
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| from unittest import TestCase, main
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| 
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| from eventlet import api
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| from eventlet import greenio
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| from eventlet import util
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| 
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| 
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| def check_hub():
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|     # Clear through the descriptor queue
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|     api.sleep(0)
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|     api.sleep(0)
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|     hub = api.get_hub()
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|     for nm in 'get_readers', 'get_writers', 'get_excs':
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|         dct = getattr(hub, nm)()
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|         assert not dct, "hub.%s not empty: %s" % (nm, dct)
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|     # Stop the runloop (unless it's twistedhub which does not support that)
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|     if not getattr(api.get_hub(), 'uses_twisted_reactor', None):
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|         api.get_hub().abort()
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|         api.sleep(0)
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|         ### ??? assert not api.get_hub().running
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| 
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| 
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| class TestApi(TestCase):
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|     mode = 'static'
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| 
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|     certificate_file = os.path.join(os.path.dirname(__file__), 'test_server.crt')
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|     private_key_file = os.path.join(os.path.dirname(__file__), 'test_server.key')
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| 
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|     def test_tcp_listener(self):
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|         socket = api.tcp_listener(('0.0.0.0', 0))
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|         assert socket.getsockname()[0] == '0.0.0.0'
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|         socket.close()
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| 
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|         check_hub()
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| 
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|     def test_connect_tcp(self):
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|         def accept_once(listenfd):
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|             try:
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|                 conn, addr = listenfd.accept()
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|                 fd = conn.makeGreenFile()
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|                 conn.close()
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|                 fd.write('hello\n')
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|                 fd.close()
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|             finally:
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|                 listenfd.close()
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| 
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|         server = api.tcp_listener(('0.0.0.0', 0))
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|         api.spawn(accept_once, server)
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| 
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|         client = api.connect_tcp(('127.0.0.1', server.getsockname()[1]))
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|         fd = client.makeGreenFile()
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|         client.close()
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|         assert fd.readline() == 'hello\n'
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| 
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|         assert fd.read() == ''
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|         fd.close()
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| 
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|         check_hub()
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| 
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|     def test_connect_ssl(self):
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|         def accept_once(listenfd):
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|             try:
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|                 conn, addr = listenfd.accept()
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|                 fl = conn.makeGreenFile('w')
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|                 fl.write('hello\r\n')
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|                 fl.close()
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|                 conn.close()
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|             finally:
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|                 listenfd.close()
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| 
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|         server = api.ssl_listener(('0.0.0.0', 0),
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|                                   self.certificate_file,
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|                                   self.private_key_file)
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|         api.spawn(accept_once, server)
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| 
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|         client = util.wrap_ssl(
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|             api.connect_tcp(('127.0.0.1', server.getsockname()[1])))
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|         client = client.makeGreenFile()
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| 
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|         assert client.readline() == 'hello\r\n'
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|         assert client.read() == ''
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|         client.close()
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| 
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|     def test_server(self):
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|         connected = []
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|         server = api.tcp_listener(('0.0.0.0', 0))
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|         bound_port = server.getsockname()[1]
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| 
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|         def accept_twice((conn, addr)):
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|             connected.append(True)
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|             conn.close()
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|             if len(connected) == 2:
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|                 server.close()
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| 
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|         api.call_after(0, api.connect_tcp, ('127.0.0.1', bound_port))
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|         api.call_after(0, api.connect_tcp, ('127.0.0.1', bound_port))
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|         try:
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|             api.tcp_server(server, accept_twice)
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|         except:
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|             api.sleep(0.1)
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|             raise
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| 
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|         assert len(connected) == 2
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|         check_hub()
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| 
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|     def test_001_trampoline_timeout(self):
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|         server = api.tcp_listener(('0.0.0.0', 0))
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|         bound_port = server.getsockname()[1]
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| 
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|         try:
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|             desc = greenio.GreenSocket(util.tcp_socket())
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|             desc.connect(('127.0.0.1', bound_port))
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|             api.trampoline(desc, read=True, write=False, timeout=0.1)
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|         except api.TimeoutError:
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|             pass # test passed
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|         else:
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|             assert False, "Didn't timeout"
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| 
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|         check_hub()
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| 
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|     def test_timeout_cancel(self):
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|         server = api.tcp_listener(('0.0.0.0', 0))
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|         bound_port = server.getsockname()[1]
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| 
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|         def client_connected((conn, addr)):
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|             conn.close()
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| 
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|         def go():
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|             client = util.tcp_socket()
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| 
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|             desc = greenio.GreenSocket(client)
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|             desc.connect(('127.0.0.1', bound_port))
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|             try:
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|                 api.trampoline(desc, read=True, write=True, timeout=0.1)
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|             except api.TimeoutError:
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|                 assert False, "Timed out"
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| 
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|             server.close()
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|             client.close()
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| 
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|         api.call_after(0, go)
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| 
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|         api.tcp_server(server, client_connected)
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| 
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|         check_hub()
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| 
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|     if not getattr(api.get_hub(), 'uses_twisted_reactor', None):
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|         def test_explicit_hub(self):
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|             oldhub = api.get_hub()
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|             try:
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|                 api.use_hub(Foo)
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|                 assert isinstance(api.get_hub(), Foo), api.get_hub()
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|             finally:
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|                 api._threadlocal.hub = oldhub
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|             check_hub()
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| 
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|     def test_named(self):
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|         named_foo = api.named('api_test.Foo')
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|         self.assertEquals(
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|             named_foo.__name__,
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|             "Foo")
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| 
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|     def test_naming_missing_class(self):
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|         self.assertRaises(
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|             ImportError, api.named, 'this_name_should_hopefully_not_exist.Foo')
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| 
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|     def test_timeout_and_final_write(self):
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|         # This test verifies that a write on a socket that we've
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|         # stopped listening for doesn't result in an incorrect switch
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|         rpipe, wpipe = os.pipe()
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|         rfile = os.fdopen(rpipe,"r",0)
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|         wrap_rfile = greenio.GreenPipe(rfile)
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|         wfile = os.fdopen(wpipe,"w",0)
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|         wrap_wfile = greenio.GreenPipe(wfile)
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| 
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|         def sender(evt):
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|             api.sleep(0.02)
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|             wrap_wfile.write('hi')
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|             evt.send('sent via event')
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| 
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|         from eventlet import coros
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|         evt = coros.event()
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|         api.spawn(sender, evt)
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|         try:
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|             # try and get some data off of this pipe
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|             # but bail before any is sent
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|             api.exc_after(0.01, api.TimeoutError)
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|             _c = wrap_rfile.read(1)
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|             self.fail()
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|         except api.TimeoutError:
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|             pass
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| 
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|         result = evt.wait()
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|         self.assertEquals(result, 'sent via event')
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| 
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| 
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| class Foo(object):
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|     pass
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| 
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| 
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| if __name__ == '__main__':
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|     main()
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| 
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