127 lines
2.1 KiB
Go
127 lines
2.1 KiB
Go
package splitstore
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import (
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"testing"
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"golang.org/x/xerrors"
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"github.com/ledgerwatch/lmdb-go/lmdb"
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cid "github.com/ipfs/go-cid"
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"github.com/multiformats/go-multihash"
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"github.com/filecoin-project/go-state-types/abi"
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)
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func TestTrackingStore(t *testing.T) {
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makeCid := func(key string) cid.Cid {
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h, err := multihash.Sum([]byte(key), multihash.SHA2_256, -1)
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if err != nil {
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t.Fatal(err)
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}
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return cid.NewCidV1(cid.Raw, h)
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}
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mustHave := func(s TrackingStore, cid cid.Cid, epoch abi.ChainEpoch) {
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val, err := s.Get(cid)
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if err != nil {
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t.Fatal(err)
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}
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if val != epoch {
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t.Fatal("epoch mismatch")
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}
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}
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mustNotHave := func(s TrackingStore, cid cid.Cid) {
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_, err := s.Get(cid)
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xerr := xerrors.Unwrap(err)
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if xerr == nil {
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xerr = err
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}
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if !lmdb.IsNotFound(xerr) {
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t.Fatal("expected key not found")
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}
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}
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s, err := NewLMDBTrackingStore("/tmp/snoop-test")
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if err != nil {
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t.Fatal(err)
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}
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k1 := makeCid("a")
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k2 := makeCid("b")
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k3 := makeCid("c")
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k4 := makeCid("d")
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s.Put(k1, 1) //nolint
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s.Put(k2, 2) //nolint
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s.Put(k3, 3) //nolint
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s.Put(k4, 4) //nolint
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mustHave(s, k1, 1)
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mustHave(s, k2, 2)
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mustHave(s, k3, 3)
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mustHave(s, k4, 4)
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s.Delete(k1) // nolint
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s.Delete(k2) // nolint
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mustNotHave(s, k1)
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mustNotHave(s, k2)
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mustHave(s, k3, 3)
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mustHave(s, k4, 4)
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s.PutBatch([]cid.Cid{k1}, 1) //nolint
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s.PutBatch([]cid.Cid{k2}, 2) //nolint
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mustHave(s, k1, 1)
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mustHave(s, k2, 2)
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mustHave(s, k3, 3)
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mustHave(s, k4, 4)
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allKeys := map[string]struct{}{
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k1.String(): {},
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k2.String(): {},
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k3.String(): {},
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k4.String(): {},
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}
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err = s.ForEach(func(k cid.Cid, _ abi.ChainEpoch) error {
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_, ok := allKeys[k.String()]
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if !ok {
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t.Fatal("unexpected key")
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}
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delete(allKeys, k.String())
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return nil
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})
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if err != nil {
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t.Fatal(err)
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}
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if len(allKeys) != 0 {
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t.Fatal("not all keys were returned")
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}
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// no close and reopen and ensure the keys still exist
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err = s.Close()
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if err != nil {
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t.Fatal(err)
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}
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s, err = NewLMDBTrackingStore("/tmp/snoop-test")
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if err != nil {
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t.Fatal(err)
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}
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mustHave(s, k1, 1)
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mustHave(s, k2, 2)
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mustHave(s, k3, 3)
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mustHave(s, k4, 4)
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s.Close() //nolint:errcheck
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}
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