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p2p/discover: use separate rand.Source instances in tests

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rand.Source isn't safe for concurrent use.
This commit is contained in:
Felix Lange
2015-06-10 15:15:35 +02:00
parent 261a8077c4
commit a8e4cb6dfe
2 changed files with 19 additions and 15 deletions
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9
p2p/discover/table_test.go
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@ -9,6 +9,7 @@ import (
"reflect"
"testing"
"testing/quick"
"time"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/crypto"
@ -74,7 +75,7 @@ func TestBucket_bumpNoDuplicates(t *testing.T) {
t.Parallel()
cfg := &quick.Config{
MaxCount: 1000,
Rand: quickrand,
Rand: rand.New(rand.NewSource(time.Now().Unix())),
Values: func(args []reflect.Value, rand *rand.Rand) {
// generate a random list of nodes. this will be the content of the bucket.
n := rand.Intn(bucketSize-1) + 1
@ -205,7 +206,7 @@ func TestTable_closest(t *testing.T) {
}
return true
}
if err := quick.Check(test, quickcfg); err != nil {
if err := quick.Check(test, quickcfg()); err != nil {
t.Error(err)
}
}
@ -213,7 +214,7 @@ func TestTable_closest(t *testing.T) {
func TestTable_ReadRandomNodesGetAll(t *testing.T) {
cfg := &quick.Config{
MaxCount: 200,
Rand: quickrand,
Rand: rand.New(rand.NewSource(time.Now().Unix())),
Values: func(args []reflect.Value, rand *rand.Rand) {
args[0] = reflect.ValueOf(make([]*Node, rand.Intn(1000)))
},
@ -221,7 +222,7 @@ func TestTable_ReadRandomNodesGetAll(t *testing.T) {
test := func(buf []*Node) bool {
tab := newTable(nil, NodeID{}, &net.UDPAddr{}, "")
for i := 0; i < len(buf); i++ {
ld := quickrand.Intn(len(tab.buckets))
ld := cfg.Rand.Intn(len(tab.buckets))
tab.add([]*Node{nodeAtDistance(tab.self.sha, ld)})
}
gotN := tab.ReadRandomNodes(buf)