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package kv
import (
"context"
"crypto/rand"
"fmt"
"io/ioutil"
"testing"
dbm "github.com/tendermint/tm-db"
abci "github.com/tendermint/tendermint/abci/types"
"github.com/tendermint/tendermint/libs/kv"
"github.com/tendermint/tendermint/libs/pubsub/query"
"github.com/tendermint/tendermint/types"
)
func BenchmarkTxSearch(b *testing.B) {
dbDir, err := ioutil.TempDir("", "benchmark_tx_search_test")
if err != nil {
b.Errorf("failed to create temporary directory: %s", err)
}
db, err := dbm.NewGoLevelDB("benchmark_tx_search_test", dbDir)
if err != nil {
b.Errorf("failed to create database: %s", err)
}
allowedKeys := []string{"transfer.address", "transfer.amount"}
indexer := NewTxIndex(db, IndexEvents(allowedKeys))
for i := 0; i < 35000; i++ {
events := []abci.Event{
{
Type: "transfer",
Attributes: []kv.Pair{
{Key: []byte("address"), Value: []byte(fmt.Sprintf("address_%d", i%100))},
{Key: []byte("amount"), Value: []byte("50")},
},
},
}
txBz := make([]byte, 8)
if _, err := rand.Read(txBz); err != nil {
b.Errorf("failed produce random bytes: %s", err)
}
txResult := &types.TxResult{
Height: int64(i),
Index: 0,
Tx: types.Tx(string(txBz)),
Result: abci.ResponseDeliverTx{
Data: []byte{0},
Code: abci.CodeTypeOK,
Log: "",
Events: events,
},
}
if err := indexer.Index(txResult); err != nil {
b.Errorf("failed to index tx: %s", err)
}
}
txQuery := query.MustParse("transfer.address = 'address_43' AND transfer.amount = 50")
b.ResetTimer()
ctx := context.Background()
for i := 0; i < b.N; i++ {
if _, err := indexer.Search(ctx, txQuery); err != nil {
b.Errorf("failed to query for txs: %s", err)
}
}
}