github.com/yinchengtsinghua/golang-Eos-dpos-Ethereum@v0.0.0-20190121132951-92cc4225ed8e/tests/state_test.go (about)

     1  
     2  //此源码被清华学神尹成大魔王专业翻译分析并修改
     3  //尹成QQ77025077
     4  //尹成微信18510341407
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     9  //
    10  //
    11  //
    12  //
    13  //
    14  //
    15  //
    16  //
    17  //
    18  //
    19  //
    20  //
    21  //
    22  //
    23  //
    24  
    25  package tests
    26  
    27  import (
    28  	"bytes"
    29  	"fmt"
    30  	"reflect"
    31  	"testing"
    32  
    33  	"github.com/ethereum/go-ethereum/core/vm"
    34  )
    35  
    36  func TestState(t *testing.T) {
    37  	t.Parallel()
    38  
    39  	st := new(testMatcher)
    40  //
    41  	st.skipShortMode(`^stQuadraticComplexityTest/`)
    42  //
    43  st.skipLoad(`^stTransactionTest/OverflowGasRequire\.json`) //
    44  st.skipLoad(`^stTransactionTest/zeroSigTransa[^/]*\.json`) //
    45  //
    46  	st.fails(`^stRevertTest/RevertPrecompiledTouch\.json/EIP158`, "bug in test")
    47  	st.fails(`^stRevertTest/RevertPrecompiledTouch\.json/Byzantium`, "bug in test")
    48  
    49  	st.walk(t, stateTestDir, func(t *testing.T, name string, test *StateTest) {
    50  		for _, subtest := range test.Subtests() {
    51  			subtest := subtest
    52  			key := fmt.Sprintf("%s/%d", subtest.Fork, subtest.Index)
    53  			name := name + "/" + key
    54  			t.Run(key, func(t *testing.T) {
    55  				if subtest.Fork == "Constantinople" {
    56  					t.Skip("constantinople not supported yet")
    57  				}
    58  				withTrace(t, test.gasLimit(subtest), func(vmconfig vm.Config) error {
    59  					_, err := test.Run(subtest, vmconfig)
    60  					return st.checkFailure(t, name, err)
    61  				})
    62  			})
    63  		}
    64  	})
    65  }
    66  
    67  //
    68  const traceErrorLimit = 400000
    69  
    70  func withTrace(t *testing.T, gasLimit uint64, test func(vm.Config) error) {
    71  	err := test(vm.Config{})
    72  	if err == nil {
    73  		return
    74  	}
    75  	t.Error(err)
    76  	if gasLimit > traceErrorLimit {
    77  		t.Log("gas limit too high for EVM trace")
    78  		return
    79  	}
    80  	tracer := vm.NewStructLogger(nil)
    81  	err2 := test(vm.Config{Debug: true, Tracer: tracer})
    82  	if !reflect.DeepEqual(err, err2) {
    83  		t.Errorf("different error for second run: %v", err2)
    84  	}
    85  	buf := new(bytes.Buffer)
    86  	vm.WriteTrace(buf, tracer.StructLogs())
    87  	if buf.Len() == 0 {
    88  		t.Log("no EVM operation logs generated")
    89  	} else {
    90  		t.Log("EVM operation log:\n" + buf.String())
    91  	}
    92  	t.Logf("EVM output: 0x%x", tracer.Output())
    93  	t.Logf("EVM error: %v", tracer.Error())
    94  }