lotus/chain/store/splitstore/snoop_test.go
2021-03-05 14:46:17 +02:00

137 lines
2.3 KiB
Go

package splitstore
import (
"os"
"testing"
cid "github.com/ipfs/go-cid"
"github.com/multiformats/go-multihash"
"github.com/filecoin-project/go-state-types/abi"
)
func testTrackingStore(t *testing.T, useLMDB bool) {
t.Helper()
makeCid := func(key string) cid.Cid {
h, err := multihash.Sum([]byte(key), multihash.SHA2_256, -1)
if err != nil {
t.Fatal(err)
}
return cid.NewCidV1(cid.Raw, h)
}
mustHave := func(s TrackingStore, cid cid.Cid, epoch abi.ChainEpoch) {
val, err := s.Get(cid)
if err != nil {
t.Fatal(err)
}
if val != epoch {
t.Fatal("epoch mismatch")
}
}
mustNotHave := func(s TrackingStore, cid cid.Cid) {
_, err := s.Get(cid)
if err == nil {
t.Fatal("expected error")
}
}
path := "/tmp/liveset-test"
err := os.MkdirAll(path, 0777)
if err != nil {
t.Fatal(err)
}
s, err := NewTrackingStore(path, useLMDB)
if err != nil {
t.Fatal(err)
}
k1 := makeCid("a")
k2 := makeCid("b")
k3 := makeCid("c")
k4 := makeCid("d")
s.Put(k1, 1) //nolint
s.Put(k2, 2) //nolint
s.Put(k3, 3) //nolint
s.Put(k4, 4) //nolint
mustHave(s, k1, 1)
mustHave(s, k2, 2)
mustHave(s, k3, 3)
mustHave(s, k4, 4)
s.Delete(k1) // nolint
s.Delete(k2) // nolint
mustNotHave(s, k1)
mustNotHave(s, k2)
mustHave(s, k3, 3)
mustHave(s, k4, 4)
s.PutBatch([]cid.Cid{k1}, 1) //nolint
s.PutBatch([]cid.Cid{k2}, 2) //nolint
mustHave(s, k1, 1)
mustHave(s, k2, 2)
mustHave(s, k3, 3)
mustHave(s, k4, 4)
allKeys := map[string]struct{}{
k1.String(): {},
k2.String(): {},
k3.String(): {},
k4.String(): {},
}
err = s.ForEach(func(k cid.Cid, _ abi.ChainEpoch) error {
_, ok := allKeys[k.String()]
if !ok {
t.Fatal("unexpected key")
}
delete(allKeys, k.String())
return nil
})
if err != nil {
t.Fatal(err)
}
if len(allKeys) != 0 {
t.Fatal("not all keys were returned")
}
// no close and reopen and ensure the keys still exist
err = s.Close()
if err != nil {
t.Fatal(err)
}
s, err = NewTrackingStore(path, useLMDB)
if err != nil {
t.Fatal(err)
}
mustHave(s, k1, 1)
mustHave(s, k2, 2)
mustHave(s, k3, 3)
mustHave(s, k4, 4)
s.Close() //nolint:errcheck
}
func TestLMDBTrackingStore(t *testing.T) {
testTrackingStore(t, true)
}
func TestBoltTrackingStore(t *testing.T) {
testTrackingStore(t, false)
}