78 lines
2.2 KiB
Python
78 lines
2.2 KiB
Python
# Copyright (C) 2006 Robey Pointer <robey@lag.net>
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#
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# This file is part of paramiko.
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#
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# Paramiko is free software; you can redistribute it and/or modify it under the
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# terms of the GNU Lesser General Public License as published by the Free
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# Software Foundation; either version 2.1 of the License, or (at your option)
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# any later version.
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#
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# Paramiko is distrubuted in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with Paramiko; if not, write to the Free Software Foundation, Inc.,
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# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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"""
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Some unit tests for BufferedPipe.
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"""
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import threading
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import time
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import unittest
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from paramiko.buffered_pipe import BufferedPipe, PipeTimeout
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def delay_thread(pipe):
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pipe.feed('a')
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time.sleep(0.5)
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pipe.feed('b')
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pipe.close()
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def close_thread(pipe):
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time.sleep(0.2)
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pipe.close()
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class BufferedPipeTest (unittest.TestCase):
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def test_1_buffered_pipe(self):
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p = BufferedPipe()
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self.assert_(not p.read_ready())
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p.feed('hello.')
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self.assert_(p.read_ready())
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data = p.read(6)
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self.assertEquals('hello.', data)
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p.feed('plus/minus')
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self.assertEquals('plu', p.read(3))
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self.assertEquals('s/m', p.read(3))
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self.assertEquals('inus', p.read(4))
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p.close()
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self.assert_(not p.read_ready())
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self.assertEquals('', p.read(1))
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def test_2_delay(self):
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p = BufferedPipe()
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self.assert_(not p.read_ready())
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threading.Thread(target=delay_thread, args=(p,)).start()
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self.assertEquals('a', p.read(1, 0.1))
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try:
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p.read(1, 0.1)
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self.assert_(False)
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except PipeTimeout:
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pass
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self.assertEquals('b', p.read(1, 1.0))
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self.assertEquals('', p.read(1))
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def test_3_close_while_reading(self):
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p = BufferedPipe()
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threading.Thread(target=close_thread, args=(p,)).start()
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data = p.read(1, 1.0)
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self.assertEquals('', data)
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