forks/go-ethereum
1
0
Fork 1
mirror of https://github.com/ethereum/go-ethereum.git synced 2026-08-18 09:53:48 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

compression/rle: fix a bug in func "Compress"

Browse source
This commit is contained in:
Xincao Su 2018-04-03 10:47:18 +08:00
parent a095b84ec5
commit 0aea942be3
2 changed files with 8 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
compression/rle/read_write.go
View file

@ -68,7 +68,7 @@ func compressChunk(dat []byte) (ret []byte, n int) {
return []byte{token, tokenToken}, 1 return []byte{token, tokenToken}, 1
case len(dat) > 1 && dat[0] == 0x0 && dat[1] == 0x0: case len(dat) > 1 && dat[0] == 0x0 && dat[1] == 0x0:
j := 0 j := 0
for j <= 254 && j < len(dat) { for j <= 249 && j < len(dat) {
if dat[j] != 0 { if dat[j] != 0 {
break break
} }

7
compression/rle/read_write_test.go
View file

@ -48,3 +48,10 @@ func (s *CompressionRleSuite) TestDecompressSimple(c *checker.C) {
c.Assert(res, checker.DeepEquals, make([]byte, 10)) c.Assert(res, checker.DeepEquals, make([]byte, 10))
} }
func (s *CompressionRleSuite) TestIdentity(c *checker.C) {
var exp []byte = make([]byte, 251)
res, err := Decompress(Compress(exp))
c.Assert(err, checker.IsNil)
c.Assert(res, checker.DeepEquals, exp)
}