test_misc.py 文件源码

def test_cwd (self): # This assumes 'pwd' and '/tmp' exist on this platform.
        default = pexpect.run('pwd')
        tmpdir =  pexpect.run('pwd', cwd='/tmp')
        assert default!=tmpdir, "'default' and 'tmpdir' should be different"
        assert (b'tmp' in tmpdir), "'tmp' should be returned by 'pwd' command"