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- // 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"
- "reflect"
- "testing"
- "github.com/ethereum/go-ethereum/core/vm"
- )
- 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/`)
- // Uses 1GB RAM per tested fork
- st.skipLoad(`^stStaticCall/static_Call1MB`)
- // Broken tests:
- // Expected failures:
- //st.fails(`^stRevertTest/RevertPrecompiledTouch(_storage)?\.json/Byzantium/0`, "bug in test")
- //st.fails(`^stRevertTest/RevertPrecompiledTouch(_storage)?\.json/Byzantium/3`, "bug in test")
- //st.fails(`^stRevertTest/RevertPrecompiledTouch(_storage)?\.json/Constantinople/0`, "bug in test")
- //st.fails(`^stRevertTest/RevertPrecompiledTouch(_storage)?\.json/Constantinople/3`, "bug in test")
- //st.fails(`^stRevertTest/RevertPrecompiledTouch(_storage)?\.json/ConstantinopleFix/0`, "bug in test")
- //st.fails(`^stRevertTest/RevertPrecompiledTouch(_storage)?\.json/ConstantinopleFix/3`, "bug in test")
- // For Istanbul, older tests were moved into LegacyTests
- for _, dir := range []string{
- stateTestDir,
- legacyStateTestDir,
- } {
- st.walk(t, dir, func(t *testing.T, name string, test *StateTest) {
- for _, subtest := range test.Subtests() {
- subtest := subtest
- key := fmt.Sprintf("%s/%d", subtest.Fork, subtest.Index)
- name := name + "/" + key
- t.Run(key+"/trie", func(t *testing.T) {
- withTrace(t, test.gasLimit(subtest), func(vmconfig vm.Config) error {
- _, _, err := test.Run(subtest, vmconfig, false)
- return st.checkFailure(t, name+"/trie", err)
- })
- })
- t.Run(key+"/snap", func(t *testing.T) {
- withTrace(t, test.gasLimit(subtest), func(vmconfig vm.Config) error {
- snaps, statedb, err := test.Run(subtest, vmconfig, true)
- if _, err := snaps.Journal(statedb.IntermediateRoot(false)); err != nil {
- return err
- }
- return st.checkFailure(t, name+"/snap", err)
- })
- })
- }
- })
- }
- }
- // 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{EVMInterpreter: *testEVM, EWASMInterpreter: *testEWASM}
- 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)
- tracer := vm.NewJSONLogger(&vm.LogConfig{DisableMemory: true}, w)
- config.Debug, config.Tracer = true, tracer
- 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())
- }
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