test_misc.py 文件源码

def test_bad_arguments (self):
        '''This tests that we get a graceful error when passing bad arguments.'''
        with self.assertRaises(pexpect.ExceptionPexpect):
            pexpect.spawn(1)

        with self.assertRaises(TypeError):
            # should use pexpect.spawn('ls', ['-la'])
            pexpect.spawn('ls', '-la')

        with self.assertRaises(ValueError):
            p = pexpect.spawn('cat', timeout=5)
            p.close()
            p.read_nonblocking(size=1, timeout=3)