lotus/chain/store/store_test.go

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package store_test
import (
"bytes"
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"context"
"io"
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"testing"
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datastore "github.com/ipfs/go-datastore"
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"github.com/filecoin-project/go-state-types/abi"
"github.com/filecoin-project/go-state-types/crypto"
"github.com/filecoin-project/lotus/chain/actors/policy"
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"github.com/filecoin-project/lotus/chain/gen"
"github.com/filecoin-project/lotus/chain/stmgr"
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"github.com/filecoin-project/lotus/chain/store"
"github.com/filecoin-project/lotus/chain/types"
"github.com/filecoin-project/lotus/lib/blockstore"
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"github.com/filecoin-project/lotus/node/repo"
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)
func init() {
policy.SetSupportedProofTypes(abi.RegisteredSealProof_StackedDrg2KiBV1)
policy.SetConsensusMinerMinPower(abi.NewStoragePower(2048))
policy.SetMinVerifiedDealSize(abi.NewStoragePower(256))
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}
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)
}
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bs, err := lr.Blockstore(context.TODO(), repo.BlockstoreChain)
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if err != nil {
b.Fatal(err)
}
defer func() {
if c, ok := bs.(io.Closer); ok {
if err := c.Close(); err != nil {
b.Logf("WARN: failed to close blockstore: %s", err)
}
}
}()
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mds, err := lr.Datastore(context.Background(), "/metadata")
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if err != nil {
b.Fatal(err)
}
cs := store.NewChainStore(bs, bs, mds, nil, nil)
defer cs.Close() //nolint:errcheck
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b.ResetTimer()
for i := 0; i < b.N; i++ {
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_, err := cs.GetChainRandomness(context.TODO(), last.Cids(), crypto.DomainSeparationTag_SealRandomness, 500, nil)
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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, 0, false, buf); err != nil {
t.Fatal(err)
}
nbs := blockstore.NewTemporary()
cs := store.NewChainStore(nbs, nbs, datastore.NewMapDatastore(), nil, nil)
defer cs.Close() //nolint:errcheck
root, err := cs.Import(buf)
if err != nil {
t.Fatal(err)
}
if !root.Equals(last) {
t.Fatal("imported chain differed from exported chain")
}
}
func TestChainExportImportFull(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, last.Height(), false, buf); err != nil {
t.Fatal(err)
}
nbs := blockstore.NewTemporary()
cs := store.NewChainStore(nbs, nbs, datastore.NewMapDatastore(), nil, nil)
defer cs.Close() //nolint:errcheck
root, err := cs.Import(buf)
if err != nil {
t.Fatal(err)
}
err = cs.SetHead(last)
if err != nil {
t.Fatal(err)
}
if !root.Equals(last) {
t.Fatal("imported chain differed from exported chain")
}
sm := stmgr.NewStateManager(cs)
for i := 0; i < 100; i++ {
ts, err := cs.GetTipsetByHeight(context.TODO(), abi.ChainEpoch(i), nil, false)
if err != nil {
t.Fatal(err)
}
st, err := sm.ParentState(ts)
if err != nil {
t.Fatal(err)
}
// touches a bunch of actors
_, err = sm.GetCirculatingSupply(context.TODO(), abi.ChainEpoch(i), st)
if err != nil {
t.Fatal(err)
}
}
}