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25 lines
682 B
Python
25 lines
682 B
Python
# Test to see if openpty works. (But don't worry if it isn't available.)
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import os, unittest
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from test.support import run_unittest
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if not hasattr(os, "openpty"):
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raise unittest.SkipTest("os.openpty() not available.")
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class OpenptyTest(unittest.TestCase):
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def test(self):
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master, slave = os.openpty()
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self.addCleanup(os.close, master)
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self.addCleanup(os.close, slave)
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if not os.isatty(slave):
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self.fail("Slave-end of pty is not a terminal.")
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os.write(slave, b'Ping!')
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self.assertEqual(os.read(master, 1024), b'Ping!')
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def test_main():
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run_unittest(OpenptyTest)
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if __name__ == '__main__':
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test_main()
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