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use crypto rand

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This commit is contained in:
Evgeny Danienko 2022-09-05 10:58:43 +04:00
parent 9d975fb833
commit e5fcab70d2
1 changed files with 9 additions and 8 deletions
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17
consensus/bor/snapshot_test.go
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@ -1,10 +1,10 @@
package bor package bor
import ( import (
"math/rand" "crypto/rand"
"math/big"
"sort" "sort"
"testing" "testing"
"time"
"github.com/stretchr/testify/require" "github.com/stretchr/testify/require"
"pgregory.net/rapid" "pgregory.net/rapid"
@ -129,16 +129,17 @@ func TestGetSignerSuccessionNumber_SignerNotFound(t *testing.T) {
// nolint: unparam // nolint: unparam
func buildRandomValidatorSet(numVals int) []*valset.Validator { func buildRandomValidatorSet(numVals int) []*valset.Validator {
rand.Seed(time.Now().Unix())
validators := make([]*valset.Validator, numVals) validators := make([]*valset.Validator, numVals)
valAddrs := randomAddresses(numVals) valAddrs := randomAddresses(numVals)
for i := 0; i < numVals; i++ { for i := 0; i < numVals; i++ {
power, _ := rand.Int(nil, big.NewInt(99))
powerN := power.Int64() + 1
validators[i] = &valset.Validator{ validators[i] = &valset.Validator{
Address: valAddrs[i], Address: valAddrs[i],
// cannot process validators with voting power 0, hence +1 // cannot process validators with voting power 0, hence +1
VotingPower: int64(rand.Intn(99) + 1), VotingPower: powerN,
} }
} }
@ -160,7 +161,7 @@ func randomAddress(exclude ...common.Address) common.Address {
var addr common.Address var addr common.Address
for { for {
rand.Read(bytes) _, _ = rand.Read(bytes)
addr = common.BytesToAddress(bytes) addr = common.BytesToAddress(bytes)
if _, ok := excl[addr]; ok { if _, ok := excl[addr]; ok {
@ -187,7 +188,7 @@ func randomAddresses(n int) []common.Address {
bytes := make([]byte, 32) bytes := make([]byte, 32)
for { for {
rand.Read(bytes) _, _ = rand.Read(bytes)
addr = common.BytesToAddress(bytes) addr = common.BytesToAddress(bytes)
@ -208,7 +209,7 @@ func TestRandomAddresses(t *testing.T) {
t.Parallel() t.Parallel()
rapid.Check(t, func(t *rapid.T) { rapid.Check(t, func(t *rapid.T) {
length := rapid.IntMax(100).Draw(t, "length").(int) length := rapid.IntMax(300).Draw(t, "length").(int)
addrs := randomAddresses(length) addrs := randomAddresses(length)
addressSet := unique.New(addrs) addressSet := unique.New(addrs)