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package filters
import (
"math/big"
"os"
"testing"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/ethdb"
)
func makeReceipt(addr common.Address) *types.Receipt {
receipt := types.NewReceipt(nil, new(big.Int))
receipt.SetLogs(vm.Logs{
&vm.Log{Address: addr},
})
receipt.Bloom = types.CreateBloom(types.Receipts{receipt})
return receipt
}
func BenchmarkMipmaps(b *testing.B) {
const dbname = "/tmp/mipmap"
var (
db, _ = ethdb.NewLDBDatabase(dbname, 16)
key1, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
addr1 = crypto.PubkeyToAddress(key1.PublicKey)
addr2 = common.BytesToAddress([]byte("jeff"))
addr3 = common.BytesToAddress([]byte("ethereum"))
addr4 = common.BytesToAddress([]byte("random addresses please"))
)
defer func() {
db.Close()
os.Remove(dbname)
}()
genesis := core.WriteGenesisBlockForTesting(db, core.GenesisAccount{addr1, big.NewInt(1000000)})
chain := core.GenerateChain(genesis, db, 100000, func(i int, gen *core.BlockGen) {
var receipts types.Receipts
switch i {
case 2403:
receipt := makeReceipt(addr1)
receipts = types.Receipts{receipt}
gen.AddReceipt(receipt)
case 10340:
receipt := makeReceipt(addr2)
receipts = types.Receipts{receipt}
gen.AddReceipt(receipt)
case 34:
receipt := makeReceipt(addr3)
receipts = types.Receipts{receipt}
gen.AddReceipt(receipt)
case 99999:
receipt := makeReceipt(addr4)
receipts = types.Receipts{receipt}
gen.AddReceipt(receipt)
}
// store the receipts
err := core.PutReceipts(db, receipts)
if err != nil {
b.Fatal(err)
}
})
for _, block := range chain {
core.WriteBlock(db, block)
if err := core.WriteCanonicalHash(db, block.Hash(), block.NumberU64()); err != nil {
b.Fatalf("failed to insert block number: %v", err)
}
if err := core.WriteHeadBlockHash(db, block.Hash()); err != nil {
b.Fatalf("failed to insert block number: %v", err)
}
if err := core.PutBlockReceipts(db, block, block.Receipts()); err != nil {
b.Fatal("error writing block receipts:", err)
}
}
b.ResetTimer()
filter := New(db)
filter.SetAddress([]common.Address{addr1, addr2, addr3, addr4})
filter.SetEarliestBlock(0)
filter.SetLatestBlock(-1)
for i := 0; i < b.N; i++ {
logs := filter.Find()
if len(logs) != 4 {
b.Fatal("expected 4 log, got", len(logs))
}
}
}
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