129 lines
4.1 KiB
Go
129 lines
4.1 KiB
Go
// Copyright 2017 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// go-ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// go-ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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package main
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import (
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"bufio"
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"encoding/json"
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"fmt"
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"os"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/rawdb"
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"github.com/ethereum/go-ethereum/core/state"
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"github.com/ethereum/go-ethereum/core/vm"
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"github.com/ethereum/go-ethereum/eth/tracers/logger"
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"github.com/ethereum/go-ethereum/tests"
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"github.com/urfave/cli/v2"
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)
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var stateTestCommand = &cli.Command{
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Action: stateTestCmd,
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Name: "statetest",
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Usage: "Executes the given state tests. Filenames can be fed via standard input (batch mode) or as an argument (one-off execution).",
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ArgsUsage: "<file>",
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}
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// StatetestResult contains the execution status after running a state test, any
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// error that might have occurred and a dump of the final state if requested.
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type StatetestResult struct {
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Name string `json:"name"`
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Pass bool `json:"pass"`
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Root *common.Hash `json:"stateRoot,omitempty"`
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Fork string `json:"fork"`
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Error string `json:"error,omitempty"`
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State *state.Dump `json:"state,omitempty"`
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}
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func stateTestCmd(ctx *cli.Context) error {
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// Configure the EVM logger
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config := &logger.Config{
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EnableMemory: !ctx.Bool(DisableMemoryFlag.Name),
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DisableStack: ctx.Bool(DisableStackFlag.Name),
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DisableStorage: ctx.Bool(DisableStorageFlag.Name),
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EnableReturnData: !ctx.Bool(DisableReturnDataFlag.Name),
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}
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var cfg vm.Config
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switch {
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case ctx.Bool(MachineFlag.Name):
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cfg.Tracer = logger.NewJSONLogger(config, os.Stderr)
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case ctx.Bool(DebugFlag.Name):
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cfg.Tracer = logger.NewStructLogger(config)
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}
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// Load the test content from the input file
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if len(ctx.Args().First()) != 0 {
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return runStateTest(ctx.Args().First(), cfg, ctx.Bool(MachineFlag.Name), ctx.Bool(DumpFlag.Name))
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}
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// Read filenames from stdin and execute back-to-back
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scanner := bufio.NewScanner(os.Stdin)
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for scanner.Scan() {
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fname := scanner.Text()
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if len(fname) == 0 {
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return nil
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}
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if err := runStateTest(fname, cfg, ctx.Bool(MachineFlag.Name), ctx.Bool(DumpFlag.Name)); err != nil {
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return err
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}
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}
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return nil
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}
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// runStateTest loads the state-test given by fname, and executes the test.
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func runStateTest(fname string, cfg vm.Config, jsonOut, dump bool) error {
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src, err := os.ReadFile(fname)
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if err != nil {
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return err
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}
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var testsByName map[string]tests.StateTest
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if err := json.Unmarshal(src, &testsByName); err != nil {
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return err
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}
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// Iterate over all the tests, run them and aggregate the results
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results := make([]StatetestResult, 0, len(testsByName))
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for key, test := range testsByName {
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for _, st := range test.Subtests() {
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// Run the test and aggregate the result
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result := &StatetestResult{Name: key, Fork: st.Fork, Pass: true}
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test.Run(st, cfg, false, rawdb.HashScheme, func(err error, tstate *tests.StateTestState) {
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var root common.Hash
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if tstate.StateDB != nil {
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root = tstate.StateDB.IntermediateRoot(false)
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result.Root = &root
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if jsonOut {
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fmt.Fprintf(os.Stderr, "{\"stateRoot\": \"%#x\"}\n", root)
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}
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if dump { // Dump any state to aid debugging
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cpy, _ := state.New(root, tstate.StateDB.Database(), nil)
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dump := cpy.RawDump(nil)
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result.State = &dump
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}
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}
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if err != nil {
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// Test failed, mark as so
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result.Pass, result.Error = false, err.Error()
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}
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})
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results = append(results, *result)
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}
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}
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out, _ := json.MarshalIndent(results, "", " ")
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fmt.Println(string(out))
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return nil
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}
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