package redis

import (
	r "github.com/garyburd/redigo/redis"
	"fmt"
)

var (
	key = "bits"
	p = &Pool{r.Pool{
		Dial: func() (r.Conn, error) {
			return r.Dial("tcp", "127.0.0.1:6379")
		}, }}
)
func ExamplePool_GetBitRange() {
	p.ExecuteCMD("DEL", key)
	p.ExecuteCMD("SETBIT", key, 1, 1)
	bits, _ := p.GetBitRange(key, 0, 8)
	fmt.Println(bits)
	// Output: [1]
}

func TestPool_GetBitRange(t *testing.T) {
	// 测试边界 11 [12 13] 14
	p.ExecuteCMD("SETBIT", key, 11, 1)
	p.ExecuteCMD("SETBIT", key, 12, 1)
	p.ExecuteCMD("SETBIT", key, 14, 1)
	bits, _ := p.GetBitRange(key, 12, 2)
	if intInSlice(11, bits) && intInSlice(14, bits) && !intInSlice(12, bits) {
		t.Error("error in test TestGetBitRange")
	}
}

// intInSlice 数字是否在数组中
func intInSlice(a int, list []int) bool {
	for _, i := range list {
		if i == a {
			return true
		}
	}
	return false
}