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			37 lines
		
	
	
	
		
			1,023 B
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			37 lines
		
	
	
	
		
			1,023 B
		
	
	
	
		
			Python
		
	
	
	
	
	
import unittest
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from test_support import TestSkipped, run_unittest
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import os, struct
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try:
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    import fcntl, termios
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except ImportError:
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    raise TestSkipped("No fcntl or termios module")
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if not hasattr(termios,'TIOCGPGRP'):
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    raise TestSkipped("termios module doesn't have TIOCGPGRP")
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try:
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    tty = open("/dev/tty", "r")
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    tty.close()
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except IOError:
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    raise TestSkipped("Unable to open /dev/tty")
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class IoctlTests(unittest.TestCase):
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    def test_ioctl(self):
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        pgrp = os.getpgrp()
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        tty = open("/dev/tty", "r")
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        r = fcntl.ioctl(tty, termios.TIOCGPGRP, "    ")
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        self.assertEquals(pgrp, struct.unpack("i", r)[0])
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    def test_ioctl_mutate(self):
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        import array
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        buf = array.array('i', [0])
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        pgrp = os.getpgrp()
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        tty = open("/dev/tty", "r")
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        r = fcntl.ioctl(tty, termios.TIOCGPGRP, buf, 1)
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        self.assertEquals(r, 0)
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        self.assertEquals(pgrp, buf[0])
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def test_main():
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    run_unittest(IoctlTests)
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if __name__ == "__main__":
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    test_main()
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