417 lines
11 KiB
Go
417 lines
11 KiB
Go
// Copyright 2019 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 core_test
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import (
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"context"
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"encoding/json"
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"fmt"
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"io/ioutil"
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"path"
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"strings"
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"testing"
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"github.com/ethereum/go-ethereum/accounts/keystore"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/hexutil"
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"github.com/ethereum/go-ethereum/common/math"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/signer/core"
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)
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var typesStandard = core.Types{
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"EIP712Domain": {
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{
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Name: "name",
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Type: "string",
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},
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{
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Name: "version",
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Type: "string",
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},
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{
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Name: "chainId",
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Type: "uint256",
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},
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{
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Name: "verifyingContract",
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Type: "address",
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},
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},
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"Person": {
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{
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Name: "name",
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Type: "string",
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},
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{
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Name: "wallet",
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Type: "address",
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},
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},
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"Mail": {
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{
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Name: "from",
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Type: "Person",
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},
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{
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Name: "to",
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Type: "Person",
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},
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{
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Name: "contents",
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Type: "string",
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},
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},
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}
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var jsonTypedData = `
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{
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"types": {
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"EIP712Domain": [
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{
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"name": "name",
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"type": "string"
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},
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{
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"name": "version",
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"type": "string"
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},
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{
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"name": "chainId",
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"type": "uint256"
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},
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{
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"name": "verifyingContract",
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"type": "address"
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}
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],
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"Person": [
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{
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"name": "name",
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"type": "string"
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},
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{
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"name": "test",
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"type": "uint8"
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},
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{
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"name": "wallet",
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"type": "address"
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}
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],
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"Mail": [
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{
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"name": "from",
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"type": "Person"
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},
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{
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"name": "to",
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"type": "Person"
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},
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{
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"name": "contents",
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"type": "string"
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}
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]
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},
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"primaryType": "Mail",
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"domain": {
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"name": "Ether Mail",
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"version": "1",
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"chainId": "1",
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"verifyingContract": "0xCCCcccccCCCCcCCCCCCcCcCccCcCCCcCcccccccC"
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},
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"message": {
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"from": {
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"name": "Cow",
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"test": 3,
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"wallet": "0xcD2a3d9F938E13CD947Ec05AbC7FE734Df8DD826"
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},
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"to": {
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"name": "Bob",
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"wallet": "0xbBbBBBBbbBBBbbbBbbBbbbbBBbBbbbbBbBbbBBbB"
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},
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"contents": "Hello, Bob!"
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}
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}
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`
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const primaryType = "Mail"
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var domainStandard = core.TypedDataDomain{
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"Ether Mail",
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"1",
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math.NewHexOrDecimal256(1),
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"0xCcCCccccCCCCcCCCCCCcCcCccCcCCCcCcccccccC",
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"",
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}
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var messageStandard = map[string]interface{}{
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"from": map[string]interface{}{
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"name": "Cow",
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"wallet": "0xCD2a3d9F938E13CD947Ec05AbC7FE734Df8DD826",
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},
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"to": map[string]interface{}{
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"name": "Bob",
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"wallet": "0xbBbBBBBbbBBBbbbBbbBbbbbBBbBbbbbBbBbbBBbB",
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},
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"contents": "Hello, Bob!",
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}
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var typedData = core.TypedData{
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Types: typesStandard,
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PrimaryType: primaryType,
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Domain: domainStandard,
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Message: messageStandard,
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}
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func TestSignData(t *testing.T) {
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api, control := setup(t)
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//Create two accounts
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createAccount(control, api, t)
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createAccount(control, api, t)
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control.approveCh <- "1"
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list, err := api.List(context.Background())
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if err != nil {
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t.Fatal(err)
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}
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a := common.NewMixedcaseAddress(list[0])
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control.approveCh <- "Y"
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control.inputCh <- "wrongpassword"
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signature, err := api.SignData(context.Background(), core.TextPlain.Mime, a, hexutil.Encode([]byte("EHLO world")))
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if signature != nil {
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t.Errorf("Expected nil-data, got %x", signature)
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}
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if err != keystore.ErrDecrypt {
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t.Errorf("Expected ErrLocked! '%v'", err)
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}
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control.approveCh <- "No way"
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signature, err = api.SignData(context.Background(), core.TextPlain.Mime, a, hexutil.Encode([]byte("EHLO world")))
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if signature != nil {
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t.Errorf("Expected nil-data, got %x", signature)
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}
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if err != core.ErrRequestDenied {
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t.Errorf("Expected ErrRequestDenied! '%v'", err)
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}
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// text/plain
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control.approveCh <- "Y"
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control.inputCh <- "a_long_password"
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signature, err = api.SignData(context.Background(), core.TextPlain.Mime, a, hexutil.Encode([]byte("EHLO world")))
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if err != nil {
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t.Fatal(err)
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}
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if signature == nil || len(signature) != 65 {
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t.Errorf("Expected 65 byte signature (got %d bytes)", len(signature))
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}
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// data/typed
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control.approveCh <- "Y"
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control.inputCh <- "a_long_password"
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signature, err = api.SignTypedData(context.Background(), a, typedData)
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if err != nil {
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t.Fatal(err)
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}
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if signature == nil || len(signature) != 65 {
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t.Errorf("Expected 65 byte signature (got %d bytes)", len(signature))
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}
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}
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func TestDomainChainId(t *testing.T) {
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withoutChainID := core.TypedData{
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Types: core.Types{
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"EIP712Domain": []core.Type{
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{Name: "name", Type: "string"},
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},
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},
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Domain: core.TypedDataDomain{
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Name: "test",
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},
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}
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if _, ok := withoutChainID.Domain.Map()["chainId"]; ok {
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t.Errorf("Expected the chainId key to not be present in the domain map")
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}
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// should encode successfully
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if _, err := withoutChainID.HashStruct("EIP712Domain", withoutChainID.Domain.Map()); err != nil {
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t.Errorf("Expected the typedData to encode the domain successfully, got %v", err)
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}
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withChainID := core.TypedData{
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Types: core.Types{
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"EIP712Domain": []core.Type{
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{Name: "name", Type: "string"},
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{Name: "chainId", Type: "uint256"},
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},
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},
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Domain: core.TypedDataDomain{
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Name: "test",
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ChainId: math.NewHexOrDecimal256(1),
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},
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}
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if _, ok := withChainID.Domain.Map()["chainId"]; !ok {
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t.Errorf("Expected the chainId key be present in the domain map")
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}
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// should encode successfully
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if _, err := withChainID.HashStruct("EIP712Domain", withChainID.Domain.Map()); err != nil {
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t.Errorf("Expected the typedData to encode the domain successfully, got %v", err)
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}
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}
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func TestHashStruct(t *testing.T) {
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hash, err := typedData.HashStruct(typedData.PrimaryType, typedData.Message)
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if err != nil {
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t.Fatal(err)
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}
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mainHash := fmt.Sprintf("0x%s", common.Bytes2Hex(hash))
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if mainHash != "0xc52c0ee5d84264471806290a3f2c4cecfc5490626bf912d01f240d7a274b371e" {
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t.Errorf("Expected different hashStruct result (got %s)", mainHash)
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}
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hash, err = typedData.HashStruct("EIP712Domain", typedData.Domain.Map())
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if err != nil {
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t.Error(err)
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}
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domainHash := fmt.Sprintf("0x%s", common.Bytes2Hex(hash))
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if domainHash != "0xf2cee375fa42b42143804025fc449deafd50cc031ca257e0b194a650a912090f" {
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t.Errorf("Expected different domain hashStruct result (got %s)", domainHash)
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}
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}
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func TestEncodeType(t *testing.T) {
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domainTypeEncoding := string(typedData.EncodeType("EIP712Domain"))
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if domainTypeEncoding != "EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)" {
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t.Errorf("Expected different encodeType result (got %s)", domainTypeEncoding)
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}
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mailTypeEncoding := string(typedData.EncodeType(typedData.PrimaryType))
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if mailTypeEncoding != "Mail(Person from,Person to,string contents)Person(string name,address wallet)" {
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t.Errorf("Expected different encodeType result (got %s)", mailTypeEncoding)
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}
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}
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func TestTypeHash(t *testing.T) {
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mailTypeHash := fmt.Sprintf("0x%s", common.Bytes2Hex(typedData.TypeHash(typedData.PrimaryType)))
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if mailTypeHash != "0xa0cedeb2dc280ba39b857546d74f5549c3a1d7bdc2dd96bf881f76108e23dac2" {
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t.Errorf("Expected different typeHash result (got %s)", mailTypeHash)
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}
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}
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func TestEncodeData(t *testing.T) {
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hash, err := typedData.EncodeData(typedData.PrimaryType, typedData.Message, 0)
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if err != nil {
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t.Fatal(err)
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}
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dataEncoding := fmt.Sprintf("0x%s", common.Bytes2Hex(hash))
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if dataEncoding != "0xa0cedeb2dc280ba39b857546d74f5549c3a1d7bdc2dd96bf881f76108e23dac2fc71e5fa27ff56c350aa531bc129ebdf613b772b6604664f5d8dbe21b85eb0c8cd54f074a4af31b4411ff6a60c9719dbd559c221c8ac3492d9d872b041d703d1b5aadf3154a261abdd9086fc627b61efca26ae5702701d05cd2305f7c52a2fc8" {
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t.Errorf("Expected different encodeData result (got %s)", dataEncoding)
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}
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}
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func TestFormatter(t *testing.T) {
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var d core.TypedData
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err := json.Unmarshal([]byte(jsonTypedData), &d)
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if err != nil {
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t.Fatalf("unmarshalling failed '%v'", err)
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}
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formatted, _ := d.Format()
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for _, item := range formatted {
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t.Logf("'%v'\n", item.Pprint(0))
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}
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j, _ := json.Marshal(formatted)
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t.Logf("'%v'\n", string(j))
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}
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func sign(typedData core.TypedData) ([]byte, []byte, error) {
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domainSeparator, err := typedData.HashStruct("EIP712Domain", typedData.Domain.Map())
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if err != nil {
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return nil, nil, err
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}
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typedDataHash, err := typedData.HashStruct(typedData.PrimaryType, typedData.Message)
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if err != nil {
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return nil, nil, err
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}
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rawData := []byte(fmt.Sprintf("\x19\x01%s%s", string(domainSeparator), string(typedDataHash)))
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sighash := crypto.Keccak256(rawData)
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return typedDataHash, sighash, nil
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}
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func TestJsonFiles(t *testing.T) {
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testfiles, err := ioutil.ReadDir("testdata/")
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if err != nil {
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t.Fatalf("failed reading files: %v", err)
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}
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for i, fInfo := range testfiles {
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if !strings.HasSuffix(fInfo.Name(), "json") {
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continue
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}
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expectedFailure := strings.HasPrefix(fInfo.Name(), "expfail")
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data, err := ioutil.ReadFile(path.Join("testdata", fInfo.Name()))
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if err != nil {
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t.Errorf("Failed to read file %v: %v", fInfo.Name(), err)
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continue
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}
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var typedData core.TypedData
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err = json.Unmarshal(data, &typedData)
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if err != nil {
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t.Errorf("Test %d, file %v, json unmarshalling failed: %v", i, fInfo.Name(), err)
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continue
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}
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_, _, err = sign(typedData)
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t.Logf("Error %v\n", err)
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if err != nil && !expectedFailure {
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t.Errorf("Test %d failed, file %v: %v", i, fInfo.Name(), err)
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}
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if expectedFailure && err == nil {
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t.Errorf("Test %d succeeded (expected failure), file %v: %v", i, fInfo.Name(), err)
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}
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}
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}
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// TestFuzzerFiles tests some files that have been found by fuzzing to cause
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// crashes or hangs.
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func TestFuzzerFiles(t *testing.T) {
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corpusdir := path.Join("testdata", "fuzzing")
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testfiles, err := ioutil.ReadDir(corpusdir)
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if err != nil {
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t.Fatalf("failed reading files: %v", err)
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}
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verbose := false
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for i, fInfo := range testfiles {
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data, err := ioutil.ReadFile(path.Join(corpusdir, fInfo.Name()))
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if err != nil {
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t.Errorf("Failed to read file %v: %v", fInfo.Name(), err)
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continue
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}
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var typedData core.TypedData
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err = json.Unmarshal(data, &typedData)
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if err != nil {
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t.Errorf("Test %d, file %v, json unmarshalling failed: %v", i, fInfo.Name(), err)
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continue
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}
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_, err = typedData.EncodeData("EIP712Domain", typedData.Domain.Map(), 1)
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if verbose && err != nil {
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t.Logf("%d, EncodeData[1] err: %v\n", i, err)
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}
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_, err = typedData.EncodeData(typedData.PrimaryType, typedData.Message, 1)
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if verbose && err != nil {
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t.Logf("%d, EncodeData[2] err: %v\n", i, err)
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}
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typedData.Format()
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}
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}
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