409 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			409 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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| 
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| package core_test
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| const primaryType = "Mail"
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 	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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| 
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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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| }
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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([]byte(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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| 
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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([]byte(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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