cosmos-sdk/store/commitment/iavl/tree_test.go
cool-developer 8fb9ca87b2
feat(store/v2): remove the pruning manager (#19411)
Co-authored-by: Aleksandr Bezobchuk <alexanderbez@users.noreply.github.com>
2024-02-13 21:17:19 +00:00

113 lines
3.2 KiB
Go

package iavl
import (
"testing"
"github.com/stretchr/testify/require"
"github.com/stretchr/testify/suite"
"cosmossdk.io/log"
"cosmossdk.io/store/v2"
"cosmossdk.io/store/v2/commitment"
dbm "cosmossdk.io/store/v2/db"
)
func TestCommitterSuite(t *testing.T) {
s := &commitment.CommitStoreTestSuite{
NewStore: func(db store.RawDB, storeKeys []string, pruneOpts *store.PruneOptions, logger log.Logger) (*commitment.CommitStore, error) {
multiTrees := make(map[string]commitment.Tree)
cfg := DefaultConfig()
for _, storeKey := range storeKeys {
prefixDB := dbm.NewPrefixDB(db, []byte(storeKey))
multiTrees[storeKey] = NewIavlTree(prefixDB, logger, cfg)
}
return commitment.NewCommitStore(multiTrees, db, pruneOpts, logger)
},
}
suite.Run(t, s)
}
func generateTree() *IavlTree {
cfg := DefaultConfig()
db := dbm.NewMemDB()
return NewIavlTree(db, log.NewNopLogger(), cfg)
}
func TestIavlTree(t *testing.T) {
// generate a new tree
tree := generateTree()
require.NotNil(t, tree)
initVersion := tree.GetLatestVersion()
require.Equal(t, uint64(0), initVersion)
// write a batch of version 1
require.NoError(t, tree.Set([]byte("key1"), []byte("value1")))
require.NoError(t, tree.Set([]byte("key2"), []byte("value2")))
require.NoError(t, tree.Set([]byte("key3"), []byte("value3")))
workingHash := tree.WorkingHash()
require.NotNil(t, workingHash)
require.Equal(t, uint64(0), tree.GetLatestVersion())
// commit the batch
commitHash, version, err := tree.Commit()
require.NoError(t, err)
require.Equal(t, version, uint64(1))
require.Equal(t, workingHash, commitHash)
require.Equal(t, uint64(1), tree.GetLatestVersion())
// ensure we can get expected values
bz, err := tree.Get(1, []byte("key1"))
require.NoError(t, err)
require.Equal(t, []byte("value1"), bz)
bz, err = tree.Get(2, []byte("key1"))
require.Error(t, err)
require.Nil(t, bz)
// write a batch of version 2
require.NoError(t, tree.Set([]byte("key4"), []byte("value4")))
require.NoError(t, tree.Set([]byte("key5"), []byte("value5")))
require.NoError(t, tree.Set([]byte("key6"), []byte("value6")))
require.NoError(t, tree.Remove([]byte("key1"))) // delete key1
version2Hash := tree.WorkingHash()
require.NotNil(t, version2Hash)
commitHash, version, err = tree.Commit()
require.NoError(t, err)
require.Equal(t, version, uint64(2))
require.Equal(t, version2Hash, commitHash)
// get proof for key1
proof, err := tree.GetProof(1, []byte("key1"))
require.NoError(t, err)
require.NotNil(t, proof.GetExist())
proof, err = tree.GetProof(2, []byte("key1"))
require.NoError(t, err)
require.NotNil(t, proof.GetNonexist())
// write a batch of version 3
require.NoError(t, tree.Set([]byte("key7"), []byte("value7")))
require.NoError(t, tree.Set([]byte("key8"), []byte("value8")))
require.NoError(t, err)
_, _, err = tree.Commit()
require.NoError(t, err)
// prune version 1
err = tree.Prune(1)
require.NoError(t, err)
require.Equal(t, uint64(3), tree.GetLatestVersion())
err = tree.LoadVersion(1)
require.Error(t, err)
// load version 2
err = tree.LoadVersion(2)
require.NoError(t, err)
require.Equal(t, version2Hash, tree.WorkingHash())
// close the db
require.NoError(t, tree.Close())
}