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eth/tracers: simplify test framework (#25973)

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Co-authored-by: Sina Mahmoodi <itz.s1na@gmail.com>
This commit is contained in:
Martin Holst Swende 2022-10-21 17:55:15 +02:00 committed by GitHub
parent a404195c7b
commit 5f70f9fd37
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
8 changed files with 150 additions and 82 deletions
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49
eth/tracers/internal/tracetest/calltrace_test.go
View File

@ -48,17 +48,18 @@ type callContext struct {
// callTrace is the result of a callTracer run.
type callTrace struct {
Type string `json:"type"`
From common.Address `json:"from"`
To common.Address `json:"to"`
Gas *hexutil.Uint64 `json:"gas"`
GasUsed *hexutil.Uint64 `json:"gasUsed"`
To common.Address `json:"to,omitempty"`
Input hexutil.Bytes `json:"input"`
Output hexutil.Bytes `json:"output"`
Gas *hexutil.Uint64 `json:"gas,omitempty"`
GasUsed *hexutil.Uint64 `json:"gasUsed,omitempty"`
Value *hexutil.Big `json:"value,omitempty"`
Output hexutil.Bytes `json:"output,omitempty"`
Error string `json:"error,omitempty"`
Revertal string `json:"revertReason,omitempty"`
Calls []callTrace `json:"calls,omitempty"`
Value *hexutil.Big `json:"value,omitempty"`
// Gencodec adds overridden fields at the end
Type string `json:"type"`
}
// callTracerTest defines a single test to check the call tracer against.
@ -144,17 +145,21 @@ func testCallTracer(tracerName string, dirPath string, t *testing.T) {
if err != nil {
t.Fatalf("failed to retrieve trace result: %v", err)
}
ret := new(callTrace)
if err := json.Unmarshal(res, ret); err != nil {
t.Fatalf("failed to unmarshal trace result: %v", err)
// The legacy javascript calltracer marshals json in js, which
// is not deterministic (as opposed to the golang json encoder).
if strings.HasSuffix(dirPath, "_legacy") {
// This is a tweak to make it deterministic. Can be removed when
// we remove the legacy tracer.
var x callTrace
json.Unmarshal(res, &x)
res, _ = json.Marshal(x)
}
if !jsonEqual(ret, test.Result, new(callTrace), new(callTrace)) {
// uncomment this for easier debugging
//have, _ := json.MarshalIndent(ret, "", " ")
//want, _ := json.MarshalIndent(test.Result, "", " ")
//t.Fatalf("trace mismatch: \nhave %+v\nwant %+v", string(have), string(want))
t.Fatalf("trace mismatch: \nhave %+v\nwant %+v", ret, test.Result)
want, err := json.Marshal(test.Result)
if err != nil {
t.Fatalf("failed to marshal test: %v", err)
}
if string(want) != string(res) {
t.Fatalf("trace mismatch\n have: %v\n want: %v\n", string(res), string(want))
}
})
}
@ -298,14 +303,8 @@ func TestZeroValueToNotExitCall(t *testing.T) {
if err != nil {
t.Fatalf("failed to retrieve trace result: %v", err)
}
have := new(callTrace)
if err := json.Unmarshal(res, have); err != nil {
t.Fatalf("failed to unmarshal trace result: %v", err)
}
wantStr := `{"type":"CALL","from":"0x682a80a6f560eec50d54e63cbeda1c324c5f8d1b","to":"0x00000000000000000000000000000000deadbeef","value":"0x0","gas":"0x7148","gasUsed":"0x2d0","input":"0x","output":"0x","calls":[{"type":"CALL","from":"0x00000000000000000000000000000000deadbeef","to":"0x00000000000000000000000000000000000000ff","value":"0x0","gas":"0x6cbf","gasUsed":"0x0","input":"0x","output":"0x"}]}`
want := new(callTrace)
json.Unmarshal([]byte(wantStr), want)
if !jsonEqual(have, want, new(callTrace), new(callTrace)) {
t.Error("have != want")
wantStr := `{"from":"0x682a80a6f560eec50d54e63cbeda1c324c5f8d1b","gas":"0x7148","gasUsed":"0x2d0","to":"0x00000000000000000000000000000000deadbeef","input":"0x","calls":[{"from":"0x00000000000000000000000000000000deadbeef","gas":"0x6cbf","gasUsed":"0x0","to":"0x00000000000000000000000000000000000000ff","input":"0x","value":"0x0","type":"CALL"}],"value":"0x0","type":"CALL"}`
if string(res) != wantStr {
t.Fatalf("trace mismatch\n have: %v\n want: %v\n", string(res), wantStr)
}
}

53
eth/tracers/internal/tracetest/prestate_test.go
View File

@ -35,19 +35,16 @@ import (
// prestateTrace is the result of a prestateTrace run.
type prestateTrace = map[common.Address]*account
type account struct {
Balance string `json:"balance,omitempty"`
Nonce uint64 `json:"nonce,omitempty"`
Code string `json:"code,omitempty"`
Storage map[common.Hash]common.Hash `json:"storage,omitempty"`
}
type prePostStateTrace struct {
Pre prestateTrace `json:"pre"`
Post prestateTrace `json:"post"`
Balance string `json:"balance"`
Code string `json:"code"`
Nonce uint64 `json:"nonce"`
Storage map[common.Hash]common.Hash `json:"storage"`
}
// prestateTraceTest defines a single test to check the stateDiff tracer against.
type prestateTraceTest struct {
// testcase defines a single test to check the stateDiff tracer against.
type testcase struct {
Genesis *core.Genesis `json:"genesis"`
Context *callContext `json:"context"`
Input string `json:"input"`
@ -55,15 +52,19 @@ type prestateTraceTest struct {
Result interface{} `json:"result"`
}
func TestPrestateTracerLegacy(t *testing.T) {
testPrestateDiffTracer("prestateTracerLegacy", "prestate_tracer_legacy", t)
}
func TestPrestateTracer(t *testing.T) {
testPrestateDiffTracer("prestateTracer", "prestate_tracer", t, func() interface{} { return new(prestateTrace) })
testPrestateDiffTracer("prestateTracer", "prestate_tracer", t)
}
func TestPrestateWithDiffModeTracer(t *testing.T) {
testPrestateDiffTracer("prestateTracer", "prestate_tracer_with_diff_mode", t, func() interface{} { return new(prePostStateTrace) })
testPrestateDiffTracer("prestateTracer", "prestate_tracer_with_diff_mode", t)
}
func testPrestateDiffTracer(tracerName string, dirPath string, t *testing.T, typeBuilder func() interface{}) {
func testPrestateDiffTracer(tracerName string, dirPath string, t *testing.T) {
files, err := os.ReadDir(filepath.Join("testdata", dirPath))
if err != nil {
t.Fatalf("failed to retrieve tracer test suite: %v", err)
@ -77,7 +78,7 @@ func testPrestateDiffTracer(tracerName string, dirPath string, t *testing.T, typ
t.Parallel()
var (
test = new(prestateTraceTest)
test = new(testcase)
tx = new(types.Transaction)
)
// Call tracer test found, read if from disk
@ -127,17 +128,21 @@ func testPrestateDiffTracer(tracerName string, dirPath string, t *testing.T, typ
if err != nil {
t.Fatalf("failed to retrieve trace result: %v", err)
}
ret := typeBuilder()
if err := json.Unmarshal(res, ret); err != nil {
t.Fatalf("failed to unmarshal trace result: %v", err)
// The legacy javascript calltracer marshals json in js, which
// is not deterministic (as opposed to the golang json encoder).
if strings.HasSuffix(dirPath, "_legacy") {
// This is a tweak to make it deterministic. Can be removed when
// we remove the legacy tracer.
var x prestateTrace
json.Unmarshal(res, &x)
res, _ = json.Marshal(x)
}
if !jsonEqual(ret, test.Result, typeBuilder(), typeBuilder()) {
// uncomment this for easier debugging
// have, _ := json.MarshalIndent(ret, "", " ")
// want, _ := json.MarshalIndent(test.Result, "", " ")
// t.Fatalf("trace mismatch: \nhave %+v\nwant %+v", string(have), string(want))
t.Fatalf("trace mismatch: \nhave %+v\nwant %+v", ret, test.Result)
want, err := json.Marshal(test.Result)
if err != nil {
t.Fatalf("failed to marshal test: %v", err)
}
if string(want) != string(res) {
t.Fatalf("trace mismatch\n have: %v\n want: %v\n", string(res), string(want))
}
})
}

3
eth/tracers/internal/tracetest/testdata/prestate_tracer/simple.json vendored
View File

@ -77,8 +77,7 @@
"nonce": 29072
},
"0x1585936b53834b021f68cc13eeefdec2efc8e724": {
"balance": "0x0",
"nonce": 0
"balance": "0x0"
}
}
}

84
eth/tracers/internal/tracetest/testdata/prestate_tracer_legacy/simple.json vendored Normal file
View File

@ -0,0 +1,84 @@
{
"context": {
"difficulty": "3502894804",
"gasLimit": "4722976",
"miner": "0x1585936b53834b021f68cc13eeefdec2efc8e724",
"number": "2289806",
"timestamp": "1513601314"
},
"genesis": {
"alloc": {
"0x0024f658a46fbb89d8ac105e98d7ac7cbbaf27c5": {
"balance": "0x0",
"code": "0x",
"nonce": "22",
"storage": {}
},
"0x3b873a919aa0512d5a0f09e6dcceaa4a6727fafe": {
"balance": "0x4d87094125a369d9bd5",
"code": "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",
"nonce": "1",
"storage": {
"0x0000000000000000000000000000000000000000000000000000000000000000": "0x000000000000000000000001b436ba50d378d4bbc8660d312a13df6af6e89dfb",
"0x0000000000000000000000000000000000000000000000000000000000000001": "0x00000000000000000000000000000000000000000000000006f05b59d3b20000",
"0x0000000000000000000000000000000000000000000000000000000000000002": "0x000000000000000000000000000000000000000000000000000000000000003c",
"0x0000000000000000000000000000000000000000000000000000000000000003": "0x000000000000000000000000000000000000000000000000000000005a37b834"
}
},
"0xb436ba50d378d4bbc8660d312a13df6af6e89dfb": {
"balance": "0x1780d77678137ac1b775",
"code": "0x",
"nonce": "29072",
"storage": {}
}
},
"config": {
"byzantiumBlock": 1700000,
"chainId": 3,
"daoForkSupport": true,
"eip150Block": 0,
"eip150Hash": "0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d",
"eip155Block": 10,
"eip158Block": 10,
"ethash": {},
"homesteadBlock": 0
},
"difficulty": "3509749784",
"extraData": "0x4554482e45544846414e532e4f52472d4641313738394444",
"gasLimit": "4727564",
"hash": "0x609948ac3bd3c00b7736b933248891d6c901ee28f066241bddb28f4e00a9f440",
"miner": "0xbbf5029fd710d227630c8b7d338051b8e76d50b3",
"mixHash": "0xb131e4507c93c7377de00e7c271bf409ec7492767142ff0f45c882f8068c2ada",
"nonce": "0x4eb12e19c16d43da",
"number": "2289805",
"stateRoot": "0xc7f10f352bff82fac3c2999d3085093d12652e19c7fd32591de49dc5d91b4f1f",
"timestamp": "1513601261",
"totalDifficulty": "7143276353481064"
},
"input": "0xf88b8271908506fc23ac0083015f90943b873a919aa0512d5a0f09e6dcceaa4a6727fafe80a463e4bff40000000000000000000000000024f658a46fbb89d8ac105e98d7ac7cbbaf27c52aa0bdce0b59e8761854e857fe64015f06dd08a4fbb7624f6094893a79a72e6ad6bea01d9dde033cff7bb235a3163f348a6d7ab8d6b52bc0963a95b91612e40ca766a4",
"result": {
"0x0024f658a46fbb89d8ac105e98d7ac7cbbaf27c5": {
"balance": "0x0",
"code": "0x",
"nonce": 22,
"storage": {}
},
"0x3b873a919aa0512d5a0f09e6dcceaa4a6727fafe": {
"balance": "0x4d87094125a369d9bd5",
"code": "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",
"nonce": 1,
"storage": {
"0x0000000000000000000000000000000000000000000000000000000000000000": "0x000000000000000000000001b436ba50d378d4bbc8660d312a13df6af6e89dfb",
"0x0000000000000000000000000000000000000000000000000000000000000001": "0x00000000000000000000000000000000000000000000000006f05b59d3b20000",
"0x0000000000000000000000000000000000000000000000000000000000000002": "0x000000000000000000000000000000000000000000000000000000000000003c",
"0x0000000000000000000000000000000000000000000000000000000000000003": "0x000000000000000000000000000000000000000000000000000000005a37b834"
}
},
"0xb436ba50d378d4bbc8660d312a13df6af6e89dfb": {
"balance": "0x1780d77678137ac1b775",
"code": "0x",
"nonce": 29072,
"storage": {}
}
}
}

18
eth/tracers/internal/tracetest/util.go
View File

@ -1,8 +1,6 @@
package tracetest
import (
"encoding/json"
"reflect"
"strings"
"unicode"
@ -64,22 +62,6 @@ var makeTest = function(tx, rewind) {
}
*/
// jsonEqual is similar to reflect.DeepEqual, but does a 'bounce' via json prior to
// comparison
func jsonEqual(xi, yi, xt, yt interface{}) bool {
if xj, err := json.Marshal(xi); err == nil {
json.Unmarshal(xj, xt)
} else {
return false
}
if yj, err := json.Marshal(yi); err == nil {
json.Unmarshal(yj, yt)
} else {
return false
}
return reflect.DeepEqual(xt, yt)
}
// camel converts a snake cased input string into a camel cased output.
func camel(str string) string {
pieces := strings.Split(str, "_")

1
eth/tracers/js/internal/tracers/call_tracer_legacy.js
View File

@ -204,7 +204,6 @@
gasUsed: '0x' + bigInt(ctx.gasUsed).toString(16),
input: toHex(ctx.input),
output: toHex(ctx.output),
time: ctx.time,
};
if (this.callstack[0].calls !== undefined) {
result.calls = this.callstack[0].calls;

18
eth/tracers/native/gen_account_json.go
View File

@ -16,14 +16,14 @@ var _ = (*accountMarshaling)(nil)
func (a account) MarshalJSON() ([]byte, error) {
type account struct {
Balance *hexutil.Big `json:"balance,omitempty"`
Nonce uint64 `json:"nonce,omitempty"`
Code hexutil.Bytes `json:"code,omitempty"`
Nonce uint64 `json:"nonce,omitempty"`
Storage map[common.Hash]common.Hash `json:"storage,omitempty"`
}
var enc account
enc.Balance = (*hexutil.Big)(a.Balance)
enc.Nonce = a.Nonce
enc.Code = a.Code
enc.Nonce = a.Nonce
enc.Storage = a.Storage
return json.Marshal(&enc)
}
@ -31,10 +31,10 @@ func (a account) MarshalJSON() ([]byte, error) {
// UnmarshalJSON unmarshals from JSON.
func (a *account) UnmarshalJSON(input []byte) error {
type account struct {
Balance *hexutil.Big `json:"balance"`
Nonce *uint64 `json:"nonce"`
Code *hexutil.Bytes `json:"code"`
Storage map[common.Hash]common.Hash `json:"storage"`
Balance *hexutil.Big `json:"balance,omitempty"`
Code *hexutil.Bytes `json:"code,omitempty"`
Nonce *uint64 `json:"nonce,omitempty"`
Storage map[common.Hash]common.Hash `json:"storage,omitempty"`
}
var dec account
if err := json.Unmarshal(input, &dec); err != nil {
@ -43,12 +43,12 @@ func (a *account) UnmarshalJSON(input []byte) error {
if dec.Balance != nil {
a.Balance = (*big.Int)(dec.Balance)
}
if dec.Nonce != nil {
a.Nonce = *dec.Nonce
}
if dec.Code != nil {
a.Code = *dec.Code
}
if dec.Nonce != nil {
a.Nonce = *dec.Nonce
}
if dec.Storage != nil {
a.Storage = dec.Storage
}

6
eth/tracers/native/prestate.go
View File

@ -40,8 +40,8 @@ type state = map[common.Address]*account
type account struct {
Balance *big.Int `json:"balance,omitempty"`
Nonce uint64 `json:"nonce,omitempty"`
Code []byte `json:"code,omitempty"`
Nonce uint64 `json:"nonce,omitempty"`
Storage map[common.Hash]common.Hash `json:"storage,omitempty"`
}
@ -253,9 +253,9 @@ func (t *prestateTracer) GetResult() (json.RawMessage, error) {
var err error
if t.config.DiffMode {
res, err = json.Marshal(struct {
Pre state `json:"pre"`
Post state `json:"post"`
}{t.pre, t.post})
Pre state `json:"pre"`
}{t.post, t.pre})
} else {
res, err = json.Marshal(t.pre)
}