code: func (c *Cmd) ExpectStringSlice(resp ...string) *Cmd {
  	response := []interface{}{}
  	for _, r := range resp {
  		response = append(response, []byte(r))
  	}
  	c.Responses = append(c.Responses, Response{response, nil})
  	return c
  }
docs: // ExpectStringSlice makes it easier to expect a slice of strings, plays nicely
  // with redigo.Strings