'Fail if no nfs mount options are configured'

def test_throw_error_if_nfs_mount_options_not_configured(self):

    drv = self.driver
    none_opts = self.TEST_NFS_MOUNT_OPTIONS_FAIL_NONE
    self.configuration.nfs_mount_options = none_opts
    self.assertRaises(exception.NfsException, drv.do_setup, context.RequestContext)
