// Copyright 2015 The go-ethereum Authors // This file is part of the go-ethereum library. // // The go-ethereum library is free software: you can redistribute it and/or modify // it under the terms of the GNU Lesser General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // The go-ethereum library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU Lesser General Public License for more details. // // You should have received a copy of the GNU Lesser General Public License // along with the go-ethereum library. If not, see . package runtime import ( "math/big" "strings" "testing" "github.com/dexon-foundation/dexon/accounts/abi" "github.com/dexon-foundation/dexon/common" "github.com/dexon-foundation/dexon/core/state" "github.com/dexon-foundation/dexon/core/vm" "github.com/dexon-foundation/dexon/ethdb" "github.com/dexon-foundation/dexon/params" ) func TestDefaults(t *testing.T) { cfg := new(Config) setDefaults(cfg) if cfg.Difficulty == nil { t.Error("expected difficulty to be non nil") } if cfg.Time == nil { t.Error("expected time to be non nil") } if cfg.GasLimit == 0 { t.Error("didn't expect gaslimit to be zero") } if cfg.GasPrice == nil { t.Error("expected time to be non nil") } if cfg.Value == nil { t.Error("expected time to be non nil") } if cfg.GetHashFn == nil { t.Error("expected time to be non nil") } if cfg.BlockNumber == nil { t.Error("expected block number to be non nil") } } func TestEVM(t *testing.T) { defer func() { if r := recover(); r != nil { t.Fatalf("crashed with: %v", r) } }() Execute([]byte{ byte(vm.DIFFICULTY), byte(vm.TIMESTAMP), byte(vm.GASLIMIT), byte(vm.PUSH1), byte(vm.ORIGIN), byte(vm.BLOCKHASH), byte(vm.COINBASE), }, nil, nil) } func TestExecute(t *testing.T) { ret, _, err := Execute([]byte{ byte(vm.PUSH1), 10, byte(vm.PUSH1), 0, byte(vm.MSTORE), byte(vm.PUSH1), 32, byte(vm.PUSH1), 0, byte(vm.RETURN), }, nil, nil) if err != nil { t.Fatal("didn't expect error", err) } num := new(big.Int).SetBytes(ret) if num.Cmp(big.NewInt(10)) != 0 { t.Error("Expected 10, got", num) } } func TestCall(t *testing.T) { state, _ := state.New(common.Hash{}, state.NewDatabase(ethdb.NewMemDatabase())) address := common.HexToAddress("0x0a") state.SetCode(address, []byte{ byte(vm.PUSH1), 10, byte(vm.PUSH1), 0, byte(vm.MSTORE), byte(vm.PUSH1), 32, byte(vm.PUSH1), 0, byte(vm.RETURN), }) ret, _, err := Call(address, nil, &Config{State: state}) if err != nil { t.Fatal("didn't expect error", err) } num := new(big.Int).SetBytes(ret) if num.Cmp(big.NewInt(10)) != 0 { t.Error("Expected 10, got", num) } } func BenchmarkCall(b *testing.B) { var definition = `[{"constant":true,"inputs":[],"name":"seller","outputs":[{"name":"","type":"address"}],"type":"function"},{"constant":false,"inputs":[],"name":"abort","outputs":[],"type":"function"},{"constant":true,"inputs":[],"name":"value","outputs":[{"name":"","type":"uint256"}],"type":"function"},{"constant":false,"inputs":[],"name":"refund","outputs":[],"type":"function"},{"constant":true,"inputs":[],"name":"buyer","outputs":[{"name":"","type":"address"}],"type":"function"},{"constant":false,"inputs":[],"name":"confirmReceived","outputs":[],"type":"function"},{"constant":true,"inputs":[],"name":"state","outputs":[{"name":"","type":"uint8"}],"type":"function"},{"constant":false,"inputs":[],"name":"confirmPurchase","outputs":[],"type":"function"},{"inputs":[],"type":"constructor"},{"anonymous":false,"inputs":[],"name":"Aborted","type":"event"},{"anonymous":false,"inputs":[],"name":"PurchaseConfirmed","type":"event"},{"anonymous":false,"inputs":[],"name":"ItemReceived","type":"event"},{"anonymous":false,"inputs":[],"name":"Refunded","type":"event"}]` var code = common.Hex2Bytes("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") abi, err := abi.JSON(strings.NewReader(definition)) if err != nil { b.Fatal(err) } cpurchase, err := abi.Pack("confirmPurchase") if err != nil { b.Fatal(err) } creceived, err := abi.Pack("confirmReceived") if err != nil { b.Fatal(err) } refund, err := abi.Pack("refund") if err != nil { b.Fatal(err) } b.ResetTimer() for i := 0; i < b.N; i++ { for j := 0; j < 400; j++ { Execute(code, cpurchase, nil) Execute(code, creceived, nil) Execute(code, refund, nil) } } } func benchmarkEVM_Create(bench *testing.B, code string) { var ( statedb, _ = state.New(common.Hash{}, state.NewDatabase(ethdb.NewMemDatabase())) sender = common.BytesToAddress([]byte("sender")) receiver = common.BytesToAddress([]byte("receiver")) ) statedb.CreateAccount(sender) statedb.SetCode(receiver, common.FromHex(code)) runtimeConfig := Config{ Origin: sender, State: statedb, GasLimit: 10000000, Difficulty: big.NewInt(0x200000), Time: new(big.Int).SetUint64(0), Coinbase: common.Address{}, BlockNumber: new(big.Int).SetUint64(1), ChainConfig: ¶ms.ChainConfig{ ChainID: big.NewInt(1), HomesteadBlock: new(big.Int), ByzantiumBlock: new(big.Int), ConstantinopleBlock: new(big.Int), DAOForkBlock: new(big.Int), DAOForkSupport: false, EIP150Block: new(big.Int), EIP155Block: new(big.Int), EIP158Block: new(big.Int), }, EVMConfig: vm.Config{}, } // Warm up the intpools and stuff bench.ResetTimer() for i := 0; i < bench.N; i++ { Call(receiver, []byte{}, &runtimeConfig) } bench.StopTimer() } func BenchmarkEVM_CREATE_500(bench *testing.B) { // initcode size 500K, repeatedly calls CREATE and then modifies the mem contents benchmarkEVM_Create(bench, "5b6207a120600080f0600152600056") } func BenchmarkEVM_CREATE2_500(bench *testing.B) { // initcode size 500K, repeatedly calls CREATE2 and then modifies the mem contents benchmarkEVM_Create(bench, "5b586207a120600080f5600152600056") } func BenchmarkEVM_CREATE_1200(bench *testing.B) { // initcode size 1200K, repeatedly calls CREATE and then modifies the mem contents benchmarkEVM_Create(bench, "5b62124f80600080f0600152600056") } func BenchmarkEVM_CREATE2_1200(bench *testing.B) { // initcode size 1200K, repeatedly calls CREATE2 and then modifies the mem contents benchmarkEVM_Create(bench, "5b5862124f80600080f5600152600056") }