diff --git a/cmd/evm/main.go b/cmd/evm/main.go index a2e3b048e..6c39cf8b8 100644 --- a/cmd/evm/main.go +++ b/cmd/evm/main.go @@ -143,6 +143,7 @@ func init() { compileCommand, disasmCommand, runCommand, + stateTestCommand, } } diff --git a/cmd/evm/staterunner.go b/cmd/evm/staterunner.go new file mode 100644 index 000000000..3a4cc51c0 --- /dev/null +++ b/cmd/evm/staterunner.go @@ -0,0 +1,119 @@ +// Copyright 2017 The go-ethereum Authors +// This file is part of go-ethereum. +// +// go-ethereum is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// go-ethereum 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 General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with go-ethereum. If not, see . + +package main + +import ( + "encoding/json" + "errors" + "fmt" + "io/ioutil" + "os" + + "github.com/ethereum/go-ethereum/core/state" + "github.com/ethereum/go-ethereum/core/vm" + "github.com/ethereum/go-ethereum/log" + "github.com/ethereum/go-ethereum/tests" + + cli "gopkg.in/urfave/cli.v1" +) + +var stateTestCommand = cli.Command{ + Action: stateTestCmd, + Name: "statetest", + Usage: "executes the given state tests", + ArgsUsage: "", +} + +type StatetestResult struct { + Name string `json:"name"` + Pass bool `json:"pass"` + Fork string `json:"fork"` + Error string `json:"error,omitempty"` + State *state.Dump `json:"state,omitempty"` +} + +func stateTestCmd(ctx *cli.Context) error { + if len(ctx.Args().First()) == 0 { + return errors.New("path-to-test argument required") + } + // Configure the go-ethereum logger + glogger := log.NewGlogHandler(log.StreamHandler(os.Stderr, log.TerminalFormat(false))) + glogger.Verbosity(log.Lvl(ctx.GlobalInt(VerbosityFlag.Name))) + log.Root().SetHandler(glogger) + + // Configure the EVM logger + config := &vm.LogConfig{ + DisableMemory: ctx.GlobalBool(DisableMemoryFlag.Name), + DisableStack: ctx.GlobalBool(DisableStackFlag.Name), + } + var ( + tracer vm.Tracer + debugger *vm.StructLogger + ) + switch { + case ctx.GlobalBool(MachineFlag.Name): + tracer = NewJSONLogger(config, os.Stderr) + + case ctx.GlobalBool(DebugFlag.Name): + debugger = vm.NewStructLogger(config) + tracer = debugger + + default: + debugger = vm.NewStructLogger(config) + } + // Load the test content from the input file + src, err := ioutil.ReadFile(ctx.Args().First()) + if err != nil { + return err + } + var tests map[string]tests.StateTest + if err = json.Unmarshal(src, &tests); err != nil { + return err + } + // Iterate over all the tests, run them and aggregate the results + cfg := vm.Config{ + Tracer: tracer, + Debug: ctx.GlobalBool(DebugFlag.Name) || ctx.GlobalBool(MachineFlag.Name), + } + results := make([]StatetestResult, 0, len(tests)) + for key, test := range tests { + for _, st := range test.Subtests() { + // Run the test and aggregate the result + result := &StatetestResult{Name: key, Fork: st.Fork, Pass: true} + if state, err := test.Run(st, cfg); err != nil { + // Test failed, mark as so and dump any state to aid debugging + result.Pass, result.Error = false, err.Error() + if ctx.GlobalBool(DumpFlag.Name) && state != nil { + dump := state.RawDump() + result.State = &dump + } + } + results = append(results, *result) + + // Print any structured logs collected + if ctx.GlobalBool(DebugFlag.Name) { + if debugger != nil { + fmt.Fprintln(os.Stderr, "#### TRACE ####") + vm.WriteTrace(os.Stderr, debugger.StructLogs()) + } + } + } + } + out, _ := json.MarshalIndent(results, "", " ") + fmt.Println(string(out)) + return nil +} diff --git a/tests/state_test.go b/tests/state_test.go index 4b6ba8b31..1fb7f5908 100644 --- a/tests/state_test.go +++ b/tests/state_test.go @@ -50,7 +50,8 @@ func TestState(t *testing.T) { t.Skip("constantinople not supported yet") } withTrace(t, test.gasLimit(subtest), func(vmconfig vm.Config) error { - return st.checkFailure(t, name, test.Run(subtest, vmconfig)) + _, err := test.Run(subtest, vmconfig) + return st.checkFailure(t, name, err) }) }) } diff --git a/tests/state_test_util.go b/tests/state_test_util.go index ecaa6c668..64bf09cb4 100644 --- a/tests/state_test_util.go +++ b/tests/state_test_util.go @@ -120,10 +120,10 @@ func (t *StateTest) Subtests() []StateSubtest { } // Run executes a specific subtest. -func (t *StateTest) Run(subtest StateSubtest, vmconfig vm.Config) error { +func (t *StateTest) Run(subtest StateSubtest, vmconfig vm.Config) (*state.StateDB, error) { config, ok := Forks[subtest.Fork] if !ok { - return UnsupportedForkError{subtest.Fork} + return nil, UnsupportedForkError{subtest.Fork} } block, _ := t.genesis(config).ToBlock() db, _ := ethdb.NewMemDatabase() @@ -132,7 +132,7 @@ func (t *StateTest) Run(subtest StateSubtest, vmconfig vm.Config) error { post := t.json.Post[subtest.Fork][subtest.Index] msg, err := t.json.Tx.toMessage(post) if err != nil { - return err + return nil, err } context := core.NewEVMContext(msg, block.Header(), nil, &t.json.Env.Coinbase) context.GetHash = vmTestBlockHash @@ -145,13 +145,13 @@ func (t *StateTest) Run(subtest StateSubtest, vmconfig vm.Config) error { statedb.RevertToSnapshot(snapshot) } if logs := rlpHash(statedb.Logs()); logs != common.Hash(post.Logs) { - return fmt.Errorf("post state logs hash mismatch: got %x, want %x", logs, post.Logs) + return statedb, fmt.Errorf("post state logs hash mismatch: got %x, want %x", logs, post.Logs) } root, _ := statedb.CommitTo(db, config.IsEIP158(block.Number())) if root != common.Hash(post.Root) { - return fmt.Errorf("post state root mismatch: got %x, want %x", root, post.Root) + return statedb, fmt.Errorf("post state root mismatch: got %x, want %x", root, post.Root) } - return nil + return statedb, nil } func (t *StateTest) gasLimit(subtest StateSubtest) uint64 {