lotus/chain/store/store_test.go
2020-05-12 19:59:28 +02:00

113 lines
2.3 KiB
Go

package store_test
import (
"bytes"
"context"
"testing"
datastore "github.com/ipfs/go-datastore"
blockstore "github.com/ipfs/go-ipfs-blockstore"
"github.com/filecoin-project/specs-actors/actors/abi"
"github.com/filecoin-project/specs-actors/actors/abi/big"
"github.com/filecoin-project/specs-actors/actors/builtin/miner"
"github.com/filecoin-project/specs-actors/actors/builtin/power"
"github.com/filecoin-project/specs-actors/actors/crypto"
"github.com/filecoin-project/lotus/chain/gen"
"github.com/filecoin-project/lotus/chain/store"
"github.com/filecoin-project/lotus/chain/types"
"github.com/filecoin-project/lotus/node/repo"
)
func init() {
miner.SupportedProofTypes = map[abi.RegisteredProof]struct{}{
abi.RegisteredProof_StackedDRG2KiBSeal: {},
}
power.ConsensusMinerMinPower = big.NewInt(2048)
}
func BenchmarkGetRandomness(b *testing.B) {
cg, err := gen.NewGenerator()
if err != nil {
b.Fatal(err)
}
var last *types.TipSet
for i := 0; i < 2000; i++ {
ts, err := cg.NextTipSet()
if err != nil {
b.Fatal(err)
}
last = ts.TipSet.TipSet()
}
r, err := cg.YieldRepo()
if err != nil {
b.Fatal(err)
}
lr, err := r.Lock(repo.FullNode)
if err != nil {
b.Fatal(err)
}
bds, err := lr.Datastore("/blocks")
if err != nil {
b.Fatal(err)
}
mds, err := lr.Datastore("/metadata")
if err != nil {
b.Fatal(err)
}
bs := blockstore.NewBlockstore(bds)
cs := store.NewChainStore(bs, mds, nil)
b.ResetTimer()
for i := 0; i < b.N; i++ {
_, err := cs.GetRandomness(context.TODO(), last.Cids(), crypto.DomainSeparationTag_SealRandomness, 500, nil)
if err != nil {
b.Fatal(err)
}
}
}
func TestChainExportImport(t *testing.T) {
cg, err := gen.NewGenerator()
if err != nil {
t.Fatal(err)
}
var last *types.TipSet
for i := 0; i < 100; i++ {
ts, err := cg.NextTipSet()
if err != nil {
t.Fatal(err)
}
last = ts.TipSet.TipSet()
}
buf := new(bytes.Buffer)
if err := cg.ChainStore().Export(context.TODO(), last, buf); err != nil {
t.Fatal(err)
}
nbs := blockstore.NewBlockstore(datastore.NewMapDatastore())
cs := store.NewChainStore(nbs, datastore.NewMapDatastore(), nil)
root, err := cs.Import(buf)
if err != nil {
t.Fatal(err)
}
if !root.Equals(last) {
t.Fatal("imported chain differed from exported chain")
}
}