code: func (c *Cmd) ExpectMap(response map[string]string) *Cmd {
  	var values []interface{}
  	for key, value := range response {
  		values = append(values, []byte(key))
  		values = append(values, []byte(value))
  	}
  	c.Responses = append(c.Responses, Response{values, nil})
  	return c
  }
docs: // ExpectMap works in the same way of the Expect command, but has a key/value
  // input to make it easier to build test environments