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whisper: fix unit tests

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This commit is contained in:
Guillaume Ballet 2019-03-25 19:06:06 +01:00
parent 21a105a38a
commit 08fc722619
1 changed files with 6 additions and 7 deletions
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13
whisper/whisperv6/envelope.go
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@ -27,7 +27,6 @@ import (
"time"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/math"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/crypto/ecies"
"github.com/ethereum/go-ethereum/rlp"
@ -82,7 +81,7 @@ func (e *Envelope) Seal(options *MessageParams) error {
return nil
}
var target, bestBit int
var target, bestLeadingZeros int
if options.PoW < 0 {
// target is not set - the function should run for a period
// of time specified in WorkTime param. Since we can predict
@ -101,10 +100,10 @@ func (e *Envelope) Seal(options *MessageParams) error {
for i := 0; i < 1024; i++ {
binary.BigEndian.PutUint64(buf[56:], nonce)
d := new(big.Int).SetBytes(crypto.Keccak256(buf))
firstBit := math.FirstBitSet(d)
if firstBit > bestBit {
e.Nonce, bestBit = nonce, firstBit
if target > 0 && bestBit >= target {
leadingZeros := 256 - d.BitLen()
if leadingZeros > bestLeadingZeros {
e.Nonce, bestLeadingZeros = nonce, leadingZeros
if target > 0 && bestLeadingZeros >= target {
return nil
}
}
@ -112,7 +111,7 @@ func (e *Envelope) Seal(options *MessageParams) error {
}
}
if target > 0 && bestBit < target {
if target > 0 && bestLeadingZeros < target {
return fmt.Errorf("failed to reach the PoW target, specified pow time (%d seconds) was insufficient", options.WorkTime)
}