104 lines
3.5 KiB
Go
104 lines
3.5 KiB
Go
// Copyright 2015 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser 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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// The go-ethereum library 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 Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package tests
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import (
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"bytes"
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"flag"
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"fmt"
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"reflect"
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"testing"
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"github.com/ethereum/go-ethereum/cmd/utils"
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"github.com/ethereum/go-ethereum/core/vm"
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)
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func TestState(t *testing.T) {
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t.Parallel()
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st := new(testMatcher)
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// Long tests:
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st.slow(`^stAttackTest/ContractCreationSpam`)
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st.slow(`^stBadOpcode/badOpcodes`)
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st.slow(`^stPreCompiledContracts/modexp`)
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st.slow(`^stQuadraticComplexityTest/`)
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st.slow(`^stStaticCall/static_Call50000`)
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st.slow(`^stStaticCall/static_Return50000`)
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st.slow(`^stStaticCall/static_Call1MB`)
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st.slow(`^stSystemOperationsTest/CallRecursiveBomb`)
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st.slow(`^stTransactionTest/Opcodes_TransactionInit`)
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// Broken tests:
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st.skipLoad(`^stTransactionTest/OverflowGasRequire\.json`) // gasLimit > 256 bits
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st.skipLoad(`^stTransactionTest/zeroSigTransa[^/]*\.json`) // EIP-86 is not supported yet
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// Expected failures:
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st.fails(`^stRevertTest/RevertPrecompiledTouch\.json/EIP158`, "bug in test")
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st.fails(`^stRevertTest/RevertPrecompiledTouch\.json/Byzantium`, "bug in test")
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st.fails(`^stRevertTest/RevertPrecompiledTouch.json/Constantinople`, "bug in test")
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st.walk(t, stateTestDir, func(t *testing.T, name string, test *StateTest) {
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for _, subtest := range test.Subtests() {
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subtest := subtest
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key := fmt.Sprintf("%s/%d", subtest.Fork, subtest.Index)
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name := name + "/" + key
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t.Run(key, func(t *testing.T) {
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withTrace(t, test.gasLimit(subtest), func(vmconfig vm.Config) error {
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_, err := test.Run(subtest, vmconfig)
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return st.checkFailure(t, name, err)
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})
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})
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}
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})
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}
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// Transactions with gasLimit above this value will not get a VM trace on failure.
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const traceErrorLimit = 400000
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// The VM config for state tests that accepts --vm.* command line arguments.
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var testVMConfig = func() vm.Config {
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vmconfig := vm.Config{}
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flag.StringVar(&vmconfig.EVMInterpreter, utils.EVMInterpreterFlag.Name, utils.EVMInterpreterFlag.Value, utils.EVMInterpreterFlag.Usage)
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flag.StringVar(&vmconfig.EWASMInterpreter, utils.EWASMInterpreterFlag.Name, utils.EWASMInterpreterFlag.Value, utils.EWASMInterpreterFlag.Usage)
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flag.Parse()
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return vmconfig
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}()
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func withTrace(t *testing.T, gasLimit uint64, test func(vm.Config) error) {
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err := test(testVMConfig)
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if err == nil {
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return
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}
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t.Error(err)
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if gasLimit > traceErrorLimit {
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t.Log("gas limit too high for EVM trace")
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return
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}
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tracer := vm.NewStructLogger(nil)
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err2 := test(vm.Config{Debug: true, Tracer: tracer})
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if !reflect.DeepEqual(err, err2) {
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t.Errorf("different error for second run: %v", err2)
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}
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buf := new(bytes.Buffer)
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vm.WriteTrace(buf, tracer.StructLogs())
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if buf.Len() == 0 {
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t.Log("no EVM operation logs generated")
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} else {
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t.Log("EVM operation log:\n" + buf.String())
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}
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t.Logf("EVM output: 0x%x", tracer.Output())
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t.Logf("EVM error: %v", tracer.Error())
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}
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