plugeth/tests/state_test.go
Martin HS a5a4fa7032
all: use uint256 in state (#28598)
This change makes use of uin256 to represent balance in state. It touches primarily upon statedb, stateobject and state processing, trying to avoid changes in transaction pools, core types, rpc and tracers.
2024-01-23 14:51:58 +01:00

305 lines
8.7 KiB
Go

// 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 <http://www.gnu.org/licenses/>.
package tests
import (
"bufio"
"bytes"
"fmt"
"math/big"
"math/rand"
"os"
"path/filepath"
"reflect"
"runtime"
"strings"
"testing"
"time"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/rawdb"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/state/snapshot"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/core/vm"
"github.com/ethereum/go-ethereum/eth/tracers/logger"
"github.com/holiman/uint256"
)
func TestState(t *testing.T) {
t.Parallel()
st := new(testMatcher)
// Long tests:
st.slow(`^stAttackTest/ContractCreationSpam`)
st.slow(`^stBadOpcode/badOpcodes`)
st.slow(`^stPreCompiledContracts/modexp`)
st.slow(`^stQuadraticComplexityTest/`)
st.slow(`^stStaticCall/static_Call50000`)
st.slow(`^stStaticCall/static_Return50000`)
st.slow(`^stSystemOperationsTest/CallRecursiveBomb`)
st.slow(`^stTransactionTest/Opcodes_TransactionInit`)
// Very time consuming
st.skipLoad(`^stTimeConsuming/`)
st.skipLoad(`.*vmPerformance/loop.*`)
// Uses 1GB RAM per tested fork
st.skipLoad(`^stStaticCall/static_Call1MB`)
// Broken tests:
// EOF is not part of cancun
st.skipLoad(`^stEOF/`)
// For Istanbul, older tests were moved into LegacyTests
for _, dir := range []string{
filepath.Join(baseDir, "EIPTests", "StateTests"),
stateTestDir,
legacyStateTestDir,
benchmarksDir,
} {
st.walk(t, dir, func(t *testing.T, name string, test *StateTest) {
if runtime.GOARCH == "386" && runtime.GOOS == "windows" && rand.Int63()%2 == 0 {
t.Skip("test (randomly) skipped on 32-bit windows")
return
}
for _, subtest := range test.Subtests() {
subtest := subtest
key := fmt.Sprintf("%s/%d", subtest.Fork, subtest.Index)
t.Run(key+"/hash/trie", func(t *testing.T) {
withTrace(t, test.gasLimit(subtest), func(vmconfig vm.Config) error {
var result error
test.Run(subtest, vmconfig, false, rawdb.HashScheme, func(err error, snaps *snapshot.Tree, state *state.StateDB) {
result = st.checkFailure(t, err)
})
return result
})
})
t.Run(key+"/hash/snap", func(t *testing.T) {
withTrace(t, test.gasLimit(subtest), func(vmconfig vm.Config) error {
var result error
test.Run(subtest, vmconfig, true, rawdb.HashScheme, func(err error, snaps *snapshot.Tree, state *state.StateDB) {
if snaps != nil && state != nil {
if _, err := snaps.Journal(state.IntermediateRoot(false)); err != nil {
result = err
return
}
}
result = st.checkFailure(t, err)
})
return result
})
})
t.Run(key+"/path/trie", func(t *testing.T) {
withTrace(t, test.gasLimit(subtest), func(vmconfig vm.Config) error {
var result error
test.Run(subtest, vmconfig, false, rawdb.PathScheme, func(err error, snaps *snapshot.Tree, state *state.StateDB) {
result = st.checkFailure(t, err)
})
return result
})
})
t.Run(key+"/path/snap", func(t *testing.T) {
withTrace(t, test.gasLimit(subtest), func(vmconfig vm.Config) error {
var result error
test.Run(subtest, vmconfig, true, rawdb.PathScheme, func(err error, snaps *snapshot.Tree, state *state.StateDB) {
if snaps != nil && state != nil {
if _, err := snaps.Journal(state.IntermediateRoot(false)); err != nil {
result = err
return
}
}
result = st.checkFailure(t, err)
})
return result
})
})
}
})
}
}
// Transactions with gasLimit above this value will not get a VM trace on failure.
const traceErrorLimit = 400000
func withTrace(t *testing.T, gasLimit uint64, test func(vm.Config) error) {
// Use config from command line arguments.
config := vm.Config{}
err := test(config)
if err == nil {
return
}
// Test failed, re-run with tracing enabled.
t.Error(err)
if gasLimit > traceErrorLimit {
t.Log("gas limit too high for EVM trace")
return
}
buf := new(bytes.Buffer)
w := bufio.NewWriter(buf)
config.Tracer = logger.NewJSONLogger(&logger.Config{}, w)
err2 := test(config)
if !reflect.DeepEqual(err, err2) {
t.Errorf("different error for second run: %v", err2)
}
w.Flush()
if buf.Len() == 0 {
t.Log("no EVM operation logs generated")
} else {
t.Log("EVM operation log:\n" + buf.String())
}
// t.Logf("EVM output: 0x%x", tracer.Output())
// t.Logf("EVM error: %v", tracer.Error())
}
func BenchmarkEVM(b *testing.B) {
// Walk the directory.
dir := benchmarksDir
dirinfo, err := os.Stat(dir)
if os.IsNotExist(err) || !dirinfo.IsDir() {
fmt.Fprintf(os.Stderr, "can't find test files in %s, did you clone the evm-benchmarks submodule?\n", dir)
b.Skip("missing test files")
}
err = filepath.Walk(dir, func(path string, info os.FileInfo, err error) error {
if info.IsDir() {
return nil
}
if ext := filepath.Ext(path); ext == ".json" {
name := filepath.ToSlash(strings.TrimPrefix(strings.TrimSuffix(path, ext), dir+string(filepath.Separator)))
b.Run(name, func(b *testing.B) { runBenchmarkFile(b, path) })
}
return nil
})
if err != nil {
b.Fatal(err)
}
}
func runBenchmarkFile(b *testing.B, path string) {
m := make(map[string]StateTest)
if err := readJSONFile(path, &m); err != nil {
b.Fatal(err)
return
}
if len(m) != 1 {
b.Fatal("expected single benchmark in a file")
return
}
for _, t := range m {
t := t
runBenchmark(b, &t)
}
}
func runBenchmark(b *testing.B, t *StateTest) {
for _, subtest := range t.Subtests() {
subtest := subtest
key := fmt.Sprintf("%s/%d", subtest.Fork, subtest.Index)
b.Run(key, func(b *testing.B) {
vmconfig := vm.Config{}
config, eips, err := GetChainConfig(subtest.Fork)
if err != nil {
b.Error(err)
return
}
var rules = config.Rules(new(big.Int), false, 0)
vmconfig.ExtraEips = eips
block := t.genesis(config).ToBlock()
triedb, _, statedb := MakePreState(rawdb.NewMemoryDatabase(), t.json.Pre, false, rawdb.HashScheme)
defer triedb.Close()
var baseFee *big.Int
if rules.IsLondon {
baseFee = t.json.Env.BaseFee
if baseFee == nil {
// Retesteth uses `0x10` for genesis baseFee. Therefore, it defaults to
// parent - 2 : 0xa as the basefee for 'this' context.
baseFee = big.NewInt(0x0a)
}
}
post := t.json.Post[subtest.Fork][subtest.Index]
msg, err := t.json.Tx.toMessage(post, baseFee)
if err != nil {
b.Error(err)
return
}
// Try to recover tx with current signer
if len(post.TxBytes) != 0 {
var ttx types.Transaction
err := ttx.UnmarshalBinary(post.TxBytes)
if err != nil {
b.Error(err)
return
}
if _, err := types.Sender(types.LatestSigner(config), &ttx); err != nil {
b.Error(err)
return
}
}
// Prepare the EVM.
txContext := core.NewEVMTxContext(msg)
context := core.NewEVMBlockContext(block.Header(), nil, &t.json.Env.Coinbase)
context.GetHash = vmTestBlockHash
context.BaseFee = baseFee
evm := vm.NewEVM(context, txContext, statedb, config, vmconfig)
// Create "contract" for sender to cache code analysis.
sender := vm.NewContract(vm.AccountRef(msg.From), vm.AccountRef(msg.From),
nil, 0)
var (
gasUsed uint64
elapsed uint64
refund uint64
)
b.ResetTimer()
for n := 0; n < b.N; n++ {
snapshot := statedb.Snapshot()
statedb.Prepare(rules, msg.From, context.Coinbase, msg.To, vm.ActivePrecompiles(rules), msg.AccessList)
b.StartTimer()
start := time.Now()
// Execute the message.
_, leftOverGas, err := evm.Call(sender, *msg.To, msg.Data, msg.GasLimit, uint256.MustFromBig(msg.Value))
if err != nil {
b.Error(err)
return
}
b.StopTimer()
elapsed += uint64(time.Since(start))
refund += statedb.GetRefund()
gasUsed += msg.GasLimit - leftOverGas
statedb.RevertToSnapshot(snapshot)
}
if elapsed < 1 {
elapsed = 1
}
// Keep it as uint64, multiply 100 to get two digit float later
mgasps := (100 * 1000 * (gasUsed - refund)) / elapsed
b.ReportMetric(float64(mgasps)/100, "mgas/s")
})
}
}