github.com/oskarth/go-ethereum@v1.6.8-0.20191013093314-dac24a9d3494/tests/state_test.go (about) 1 // Copyright 2015 The go-ethereum Authors 2 // This file is part of the go-ethereum library. 3 // 4 // The go-ethereum library is free software: you can redistribute it and/or modify 5 // it under the terms of the GNU Lesser General Public License as published by 6 // the Free Software Foundation, either version 3 of the License, or 7 // (at your option) any later version. 8 // 9 // The go-ethereum library is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU Lesser General Public License for more details. 13 // 14 // You should have received a copy of the GNU Lesser General Public License 15 // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>. 16 17 package tests 18 19 import ( 20 "bytes" 21 "fmt" 22 "reflect" 23 "testing" 24 25 "github.com/ethereum/go-ethereum/core/vm" 26 ) 27 28 func TestState(t *testing.T) { 29 t.Parallel() 30 31 st := new(testMatcher) 32 // Long tests: 33 st.slow(`^stAttackTest/ContractCreationSpam`) 34 st.slow(`^stBadOpcode/badOpcodes`) 35 st.slow(`^stPreCompiledContracts/modexp`) 36 st.slow(`^stQuadraticComplexityTest/`) 37 st.slow(`^stStaticCall/static_Call50000`) 38 st.slow(`^stStaticCall/static_Return50000`) 39 st.slow(`^stStaticCall/static_Call1MB`) 40 st.slow(`^stSystemOperationsTest/CallRecursiveBomb`) 41 st.slow(`^stTransactionTest/Opcodes_TransactionInit`) 42 // Broken tests: 43 st.skipLoad(`^stTransactionTest/OverflowGasRequire\.json`) // gasLimit > 256 bits 44 st.skipLoad(`^stTransactionTest/zeroSigTransa[^/]*\.json`) // EIP-86 is not supported yet 45 // Expected failures: 46 st.fails(`^stRevertTest/RevertPrecompiledTouch\.json/EIP158`, "bug in test") 47 st.fails(`^stRevertTest/RevertPrecompiledTouch\.json/Byzantium`, "bug in test") 48 st.fails(`^stRevertTest/RevertPrecompiledTouch.json/Constantinople`, "bug in test") 49 50 st.walk(t, stateTestDir, func(t *testing.T, name string, test *StateTest) { 51 for _, subtest := range test.Subtests() { 52 subtest := subtest 53 key := fmt.Sprintf("%s/%d", subtest.Fork, subtest.Index) 54 name := name + "/" + key 55 t.Run(key, func(t *testing.T) { 56 withTrace(t, test.gasLimit(subtest), func(vmconfig vm.Config) error { 57 _, err := test.Run(subtest, vmconfig) 58 return st.checkFailure(t, name, err) 59 }) 60 }) 61 } 62 }) 63 } 64 65 // Transactions with gasLimit above this value will not get a VM trace on failure. 66 const traceErrorLimit = 400000 67 68 func withTrace(t *testing.T, gasLimit uint64, test func(vm.Config) error) { 69 err := test(vm.Config{}) 70 if err == nil { 71 return 72 } 73 t.Error(err) 74 if gasLimit > traceErrorLimit { 75 t.Log("gas limit too high for EVM trace") 76 return 77 } 78 tracer := vm.NewStructLogger(nil) 79 err2 := test(vm.Config{Debug: true, Tracer: tracer}) 80 if !reflect.DeepEqual(err, err2) { 81 t.Errorf("different error for second run: %v", err2) 82 } 83 buf := new(bytes.Buffer) 84 vm.WriteTrace(buf, tracer.StructLogs()) 85 if buf.Len() == 0 { 86 t.Log("no EVM operation logs generated") 87 } else { 88 t.Log("EVM operation log:\n" + buf.String()) 89 } 90 t.Logf("EVM output: 0x%x", tracer.Output()) 91 t.Logf("EVM error: %v", tracer.Error()) 92 }