func tsetCompressor(compressor func(inb []byte) (outb []byte), decompressor func(inb []byte) (outb []byte)) {
origin := []byte("123")
ob := compressor([]byte("123"))
output := decompressor(ob)
kmgTest.Equal(origin, output)
//for i:=1;i<20;i++ {
// fmt.Println(kmgHex.UpperEncodeBytesToString(compressor(bytes.Repeat([]byte{'1'},i))))
//}
//for i:=1;i<100;i++ {
// fmt.Println(kmgHex.UpperEncodeBytesToString(compressor(kmgRand.MustCryptoRandBytes(i))))
//}
for _, i := range []int{1, 10, 100, 1000, 1e4, 1e5} {
ob = compressor(kmgRand.MustCryptoRandBytes(i))
fmt.Println(i, len(ob), len(ob)-i)
}
for _, path := range []string{
"/Users/bronze1man/tmp/vanke.sql",
"/bin/kmg",
} {
c := kmgFile.MustReadFile(path)
t := time.Now()
ob = compressor(c)
dur := time.Since(t)
fmt.Println(path, kmgNet.SizeString(int64(len(c))), kmgNet.SizeString(int64(len(ob))),
float64(len(ob))/float64(len(c)), dur)
}
fmt.Println()
}
func printProgress(get int64, total int64, dur time.Duration, lastBytes int) {
percent := 0.0
if total <= 0 {
percent = 0.0
} else if total < get {
percent = 1.0
} else {
percent = float64(get) / float64(total)
}
showNum := int(percent * 40)
notShowNum := 40 - showNum
fmt.Printf("%s%s %.2f%% %s/%s %s \r",
strings.Repeat("#", showNum), strings.Repeat(" ", notShowNum), percent*100,
kmgNet.SizeString(get), kmgNet.SizeString(total), kmgNet.SpeedString(lastBytes, dur))
}