4710c53dca
These files are a subset of the python-2.7.2.tgz distribution from python.org. Changed files from PyMod-2.7.2 have been copied into the corresponding directories of this tree, replacing the original files in the distribution. Signed-off-by: daryl.mcdaniel@intel.com git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13197 6f19259b-4bc3-4df7-8a09-765794883524
197 lines
7.0 KiB
Python
197 lines
7.0 KiB
Python
"""
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Tests for kqueue wrapper.
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"""
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import socket
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import errno
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import time
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import select
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import sys
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import unittest
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from test import test_support
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if not hasattr(select, "kqueue"):
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raise unittest.SkipTest("test works only on BSD")
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class TestKQueue(unittest.TestCase):
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def test_create_queue(self):
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kq = select.kqueue()
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self.assertTrue(kq.fileno() > 0, kq.fileno())
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self.assertTrue(not kq.closed)
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kq.close()
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self.assertTrue(kq.closed)
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self.assertRaises(ValueError, kq.fileno)
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def test_create_event(self):
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fd = sys.stderr.fileno()
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ev = select.kevent(fd)
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other = select.kevent(1000)
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self.assertEqual(ev.ident, fd)
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self.assertEqual(ev.filter, select.KQ_FILTER_READ)
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self.assertEqual(ev.flags, select.KQ_EV_ADD)
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self.assertEqual(ev.fflags, 0)
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self.assertEqual(ev.data, 0)
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self.assertEqual(ev.udata, 0)
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self.assertEqual(ev, ev)
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self.assertNotEqual(ev, other)
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self.assertEqual(cmp(ev, other), -1)
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self.assertTrue(ev < other)
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self.assertTrue(other >= ev)
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self.assertRaises(TypeError, cmp, ev, None)
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self.assertRaises(TypeError, cmp, ev, 1)
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self.assertRaises(TypeError, cmp, ev, "ev")
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ev = select.kevent(fd, select.KQ_FILTER_WRITE)
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self.assertEqual(ev.ident, fd)
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self.assertEqual(ev.filter, select.KQ_FILTER_WRITE)
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self.assertEqual(ev.flags, select.KQ_EV_ADD)
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self.assertEqual(ev.fflags, 0)
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self.assertEqual(ev.data, 0)
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self.assertEqual(ev.udata, 0)
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self.assertEqual(ev, ev)
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self.assertNotEqual(ev, other)
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ev = select.kevent(fd, select.KQ_FILTER_WRITE, select.KQ_EV_ONESHOT)
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self.assertEqual(ev.ident, fd)
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self.assertEqual(ev.filter, select.KQ_FILTER_WRITE)
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self.assertEqual(ev.flags, select.KQ_EV_ONESHOT)
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self.assertEqual(ev.fflags, 0)
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self.assertEqual(ev.data, 0)
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self.assertEqual(ev.udata, 0)
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self.assertEqual(ev, ev)
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self.assertNotEqual(ev, other)
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ev = select.kevent(1, 2, 3, 4, 5, 6)
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self.assertEqual(ev.ident, 1)
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self.assertEqual(ev.filter, 2)
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self.assertEqual(ev.flags, 3)
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self.assertEqual(ev.fflags, 4)
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self.assertEqual(ev.data, 5)
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self.assertEqual(ev.udata, 6)
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self.assertEqual(ev, ev)
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self.assertNotEqual(ev, other)
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bignum = sys.maxsize * 2 + 1
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ev = select.kevent(bignum, 1, 2, 3, sys.maxsize, bignum)
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self.assertEqual(ev.ident, bignum)
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self.assertEqual(ev.filter, 1)
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self.assertEqual(ev.flags, 2)
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self.assertEqual(ev.fflags, 3)
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self.assertEqual(ev.data, sys.maxsize)
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self.assertEqual(ev.udata, bignum)
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self.assertEqual(ev, ev)
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self.assertNotEqual(ev, other)
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def test_queue_event(self):
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serverSocket = socket.socket()
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serverSocket.bind(('127.0.0.1', 0))
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serverSocket.listen(1)
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client = socket.socket()
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client.setblocking(False)
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try:
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client.connect(('127.0.0.1', serverSocket.getsockname()[1]))
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except socket.error, e:
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self.assertEqual(e.args[0], errno.EINPROGRESS)
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else:
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#raise AssertionError("Connect should have raised EINPROGRESS")
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pass # FreeBSD doesn't raise an exception here
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server, addr = serverSocket.accept()
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if sys.platform.startswith("darwin"):
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flags = select.KQ_EV_ADD | select.KQ_EV_ENABLE
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else:
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flags = 0
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kq = select.kqueue()
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kq2 = select.kqueue.fromfd(kq.fileno())
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ev = select.kevent(server.fileno(),
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select.KQ_FILTER_WRITE,
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select.KQ_EV_ADD | select.KQ_EV_ENABLE)
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kq.control([ev], 0)
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ev = select.kevent(server.fileno(),
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select.KQ_FILTER_READ,
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select.KQ_EV_ADD | select.KQ_EV_ENABLE)
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kq.control([ev], 0)
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ev = select.kevent(client.fileno(),
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select.KQ_FILTER_WRITE,
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select.KQ_EV_ADD | select.KQ_EV_ENABLE)
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kq2.control([ev], 0)
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ev = select.kevent(client.fileno(),
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select.KQ_FILTER_READ,
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select.KQ_EV_ADD | select.KQ_EV_ENABLE)
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kq2.control([ev], 0)
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events = kq.control(None, 4, 1)
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events = [(e.ident, e.filter, e.flags) for e in events]
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events.sort()
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self.assertEqual(events, [
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(client.fileno(), select.KQ_FILTER_WRITE, flags),
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(server.fileno(), select.KQ_FILTER_WRITE, flags)])
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client.send("Hello!")
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server.send("world!!!")
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# We may need to call it several times
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for i in range(10):
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events = kq.control(None, 4, 1)
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if len(events) == 4:
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break
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time.sleep(1.0)
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else:
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self.fail('timeout waiting for event notifications')
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events = [(e.ident, e.filter, e.flags) for e in events]
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events.sort()
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self.assertEqual(events, [
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(client.fileno(), select.KQ_FILTER_WRITE, flags),
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(client.fileno(), select.KQ_FILTER_READ, flags),
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(server.fileno(), select.KQ_FILTER_WRITE, flags),
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(server.fileno(), select.KQ_FILTER_READ, flags)])
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# Remove completely client, and server read part
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ev = select.kevent(client.fileno(),
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select.KQ_FILTER_WRITE,
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select.KQ_EV_DELETE)
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kq.control([ev], 0)
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ev = select.kevent(client.fileno(),
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select.KQ_FILTER_READ,
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select.KQ_EV_DELETE)
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kq.control([ev], 0)
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ev = select.kevent(server.fileno(),
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select.KQ_FILTER_READ,
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select.KQ_EV_DELETE)
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kq.control([ev], 0, 0)
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events = kq.control([], 4, 0.99)
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events = [(e.ident, e.filter, e.flags) for e in events]
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events.sort()
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self.assertEqual(events, [
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(server.fileno(), select.KQ_FILTER_WRITE, flags)])
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client.close()
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server.close()
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serverSocket.close()
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def testPair(self):
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kq = select.kqueue()
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a, b = socket.socketpair()
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a.send(b'foo')
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event1 = select.kevent(a, select.KQ_FILTER_READ, select.KQ_EV_ADD | select.KQ_EV_ENABLE)
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event2 = select.kevent(b, select.KQ_FILTER_READ, select.KQ_EV_ADD | select.KQ_EV_ENABLE)
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r = kq.control([event1, event2], 1, 1)
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self.assertTrue(r)
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self.assertFalse(r[0].flags & select.KQ_EV_ERROR)
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self.assertEqual(b.recv(r[0].data), b'foo')
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a.close()
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b.close()
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kq.close()
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def test_main():
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test_support.run_unittest(TestKQueue)
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if __name__ == "__main__":
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test_main()
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