package light_test import ( "context" "testing" "time" dbm "github.com/tendermint/tm-db" "github.com/tendermint/tendermint/libs/log" "github.com/tendermint/tendermint/light" "github.com/tendermint/tendermint/light/provider" mockp "github.com/tendermint/tendermint/light/provider/mock" dbs "github.com/tendermint/tendermint/light/store/db" ) // NOTE: block is produced every minute. Make sure the verification time // provided in the function call is correct for the size of the blockchain. The // benchmarking may take some time hence it can be more useful to set the time // or the amount of iterations use the flag -benchtime t -> i.e. -benchtime 5m // or -benchtime 100x. // // Remember that none of these benchmarks account for network latency. var ( benchmarkFullNode = mockp.New(genMockNode(chainID, 1000, 100, 1, bTime)) genesisBlock, _ = benchmarkFullNode.LightBlock(context.Background(), 1) ) func BenchmarkSequence(b *testing.B) { c, err := light.NewClient( context.Background(), chainID, light.TrustOptions{ Period: 24 * time.Hour, Height: 1, Hash: genesisBlock.Hash(), }, benchmarkFullNode, []provider.Provider{benchmarkFullNode}, dbs.New(dbm.NewMemDB()), light.Logger(log.TestingLogger()), light.SequentialVerification(), ) if err != nil { b.Fatal(err) } b.ResetTimer() for n := 0; n < b.N; n++ { _, err = c.VerifyLightBlockAtHeight(context.Background(), 1000, bTime.Add(1000*time.Minute)) if err != nil { b.Fatal(err) } } } func BenchmarkBisection(b *testing.B) { c, err := light.NewClient( context.Background(), chainID, light.TrustOptions{ Period: 24 * time.Hour, Height: 1, Hash: genesisBlock.Hash(), }, benchmarkFullNode, []provider.Provider{benchmarkFullNode}, dbs.New(dbm.NewMemDB()), light.Logger(log.TestingLogger()), ) if err != nil { b.Fatal(err) } b.ResetTimer() for n := 0; n < b.N; n++ { _, err = c.VerifyLightBlockAtHeight(context.Background(), 1000, bTime.Add(1000*time.Minute)) if err != nil { b.Fatal(err) } } } func BenchmarkBackwards(b *testing.B) { trustedBlock, _ := benchmarkFullNode.LightBlock(context.Background(), 0) c, err := light.NewClient( context.Background(), chainID, light.TrustOptions{ Period: 24 * time.Hour, Height: trustedBlock.Height, Hash: trustedBlock.Hash(), }, benchmarkFullNode, []provider.Provider{benchmarkFullNode}, dbs.New(dbm.NewMemDB()), light.Logger(log.TestingLogger()), ) if err != nil { b.Fatal(err) } b.ResetTimer() for n := 0; n < b.N; n++ { _, err = c.VerifyLightBlockAtHeight(context.Background(), 1, bTime) if err != nil { b.Fatal(err) } } }