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25 lines
674 B
25 lines
674 B
import functools
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import os
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import socket
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import unittest
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from tornado.platform.auto import set_close_exec
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skipIfNonWindows = unittest.skipIf(os.name != "nt", "non-windows platform")
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@skipIfNonWindows
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class WindowsTest(unittest.TestCase):
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def test_set_close_exec(self):
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# set_close_exec works with sockets.
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s = socket.socket()
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self.addCleanup(s.close)
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set_close_exec(s.fileno())
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# But it doesn't work with pipes.
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r, w = os.pipe()
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self.addCleanup(functools.partial(os.close, r))
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self.addCleanup(functools.partial(os.close, w))
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with self.assertRaises(WindowsError):
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set_close_exec(r)
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