* cmd/clef, signer: make fourbytes its own package, break dep cycle * signer/fourbyte: pull in a sanitized 4byte database
		
			
				
	
	
		
			809 lines
		
	
	
		
			20 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			809 lines
		
	
	
		
			20 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // Copyright 2018 The go-ethereum Authors
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| // This file is part of go-ethereum.
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| //
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| // go-ethereum is free software: you can redistribute it and/or modify
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| // it under the terms of the GNU 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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| // go-ethereum 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 General Public License for more details.
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| //
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| // You should have received a copy of the GNU General Public License
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| // along with go-ethereum. 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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| 	"math/big"
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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/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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| 	big.NewInt(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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| 
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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: big.NewInt(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 TestMalformedDomainkeys(t *testing.T) {
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| 	// Verifies that malformed domain keys are properly caught:
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| 	//{
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| 	//	"name": "Ether Mail",
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| 	//	"version": "1",
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| 	//	"chainId": 1,
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| 	//	"vxerifyingContract": "0xCcCCccccCCCCcCCCCCCcCcCccCcCCCcCcccccccC"
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| 	//}
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| 	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": "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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|         "vxerifyingContract": "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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|           "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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| 	var malformedDomainTypedData core.TypedData
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| 	err := json.Unmarshal([]byte(jsonTypedData), &malformedDomainTypedData)
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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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| 	_, err = malformedDomainTypedData.HashStruct("EIP712Domain", malformedDomainTypedData.Domain.Map())
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| 	if err == nil || err.Error() != "provided data '<nil>' doesn't match type 'address'" {
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| 		t.Errorf("Expected `provided data '<nil>' doesn't match type 'address'`, got '%v'", err)
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| 	}
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| }
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| 
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| func TestMalformedTypesAndExtradata(t *testing.T) {
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| 	// Verifies several quirks
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| 	// 1. Using dynamic types and only validating the prefix:
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| 	//{
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| 	//	"name": "chainId",
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| 	//	"type": "uint256 ... and now for something completely different"
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| 	//}
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| 	// 2. Extra data in message:
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| 	//{
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| 	//  "blahonga": "zonk bonk"
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| 	//}
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| 	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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|             "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 ... and now for something completely different"
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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"
 | |
|           },
 | |
|           {
 | |
|             "name": "to",
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|             "type": "Person"
 | |
|           },
 | |
|           {
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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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|       },
 | |
|       "message": {
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|         "from": {
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|           "name": "Cow",
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|           "wallet": "0xcD2a3d9F938E13CD947Ec05AbC7FE734Df8DD826"
 | |
|         },
 | |
|         "to": {
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|           "name": "Bob",
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|           "wallet": "0xbBbBBBBbbBBBbbbBbbBbbbbBBbBbbbbBbBbbBBbB"
 | |
|         },
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|         "contents": "Hello, Bob!"
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|       }
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|     }
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| `
 | |
| 	var malformedTypedData core.TypedData
 | |
| 	err := json.Unmarshal([]byte(jsonTypedData), &malformedTypedData)
 | |
| 	if err != nil {
 | |
| 		t.Fatalf("unmarshalling failed '%v'", err)
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| 	}
 | |
| 
 | |
| 	malformedTypedData.Types["EIP712Domain"][2].Type = "uint256"
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| 	malformedTypedData.Message["blahonga"] = "zonk bonk"
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| 	_, err = malformedTypedData.HashStruct(malformedTypedData.PrimaryType, malformedTypedData.Message)
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| 	if err == nil || err.Error() != "there is extra data provided in the message" {
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| 		t.Errorf("Expected `there is extra data provided in the message`, got '%v'", err)
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| 	}
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| }
 | |
| 
 | |
| func TestTypeMismatch(t *testing.T) {
 | |
| 	// Verifies that:
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| 	// 1. Mismatches between the given type and data, i.e. `Person` and
 | |
| 	// 		the data item is a string, are properly caught:
 | |
| 	//{
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| 	//	"name": "contents",
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| 	//	"type": "Person"
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| 	//},
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| 	//{
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| 	//	"contents": "Hello, Bob!" <-- string not "Person"
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| 	//}
 | |
| 	// 2. Nonexistent types are properly caught:
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| 	//{
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| 	//	"name": "contents",
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| 	//	"type": "Blahonga"
 | |
| 	//}
 | |
| 	jsonTypedData := `
 | |
|     {
 | |
|       "types": {
 | |
|         "EIP712Domain": [
 | |
|           {
 | |
|             "name": "name",
 | |
|             "type": "string"
 | |
|           },
 | |
|           {
 | |
|             "name": "version",
 | |
|             "type": "string"
 | |
|           },
 | |
|           {
 | |
|             "name": "chainId",
 | |
|             "type": "uint256"
 | |
|           },
 | |
|           {
 | |
|             "name": "verifyingContract",
 | |
|             "type": "address"
 | |
|           }
 | |
|         ],
 | |
|         "Person": [
 | |
|           {
 | |
|             "name": "name",
 | |
|             "type": "string"
 | |
|           },
 | |
|           {
 | |
|             "name": "wallet",
 | |
|             "type": "address"
 | |
|           }
 | |
|         ],
 | |
|         "Mail": [
 | |
|           {
 | |
|             "name": "from",
 | |
|             "type": "Person"
 | |
|           },
 | |
|           {
 | |
|             "name": "to",
 | |
|             "type": "Person"
 | |
|           },
 | |
|           {
 | |
|             "name": "contents",
 | |
|             "type": "Person"
 | |
|           }
 | |
|         ]
 | |
|       },
 | |
|       "primaryType": "Mail",
 | |
|       "domain": {
 | |
|         "name": "Ether Mail",
 | |
|         "version": "1",
 | |
|         "chainId": 1,
 | |
|         "verifyingContract": "0xCcCCccccCCCCcCCCCCCcCcCccCcCCCcCcccccccC"
 | |
|       },
 | |
|       "message": {
 | |
|         "from": {
 | |
|           "name": "Cow",
 | |
|           "wallet": "0xCD2a3d9F938E13CD947Ec05AbC7FE734Df8DD826"
 | |
|         },
 | |
|         "to": {
 | |
|           "name": "Bob",
 | |
|           "wallet": "0xbBbBBBBbbBBBbbbBbbBbbbbBBbBbbbbBbBbbBBbB"
 | |
|         },
 | |
|         "contents": "Hello, Bob!"
 | |
|       }
 | |
|     }
 | |
| `
 | |
| 	var mismatchTypedData core.TypedData
 | |
| 	err := json.Unmarshal([]byte(jsonTypedData), &mismatchTypedData)
 | |
| 	if err != nil {
 | |
| 		t.Fatalf("unmarshalling failed '%v'", err)
 | |
| 	}
 | |
| 	_, err = mismatchTypedData.HashStruct(mismatchTypedData.PrimaryType, mismatchTypedData.Message)
 | |
| 	if err.Error() != "provided data 'Hello, Bob!' doesn't match type 'Person'" {
 | |
| 		t.Errorf("Expected `provided data 'Hello, Bob!' doesn't match type 'Person'`, got '%v'", err)
 | |
| 	}
 | |
| 
 | |
| 	mismatchTypedData.Types["Mail"][2].Type = "Blahonga"
 | |
| 	_, err = mismatchTypedData.HashStruct(mismatchTypedData.PrimaryType, mismatchTypedData.Message)
 | |
| 	if err == nil || err.Error() != "reference type 'Blahonga' is undefined" {
 | |
| 		t.Fatalf("Expected `reference type 'Blahonga' is undefined`, got '%v'", err)
 | |
| 	}
 | |
| }
 | |
| 
 | |
| func TestTypeOverflow(t *testing.T) {
 | |
| 	// Verifies data that doesn't fit into it:
 | |
| 	//{
 | |
| 	//	"test": 65536 <-- test defined as uint8
 | |
| 	//}
 | |
| 	var overflowTypedData core.TypedData
 | |
| 	err := json.Unmarshal([]byte(jsonTypedData), &overflowTypedData)
 | |
| 	if err != nil {
 | |
| 		t.Fatalf("unmarshalling failed '%v'", err)
 | |
| 	}
 | |
| 	// Set test to something outside uint8
 | |
| 	(overflowTypedData.Message["from"]).(map[string]interface{})["test"] = big.NewInt(65536)
 | |
| 
 | |
| 	_, err = overflowTypedData.HashStruct(overflowTypedData.PrimaryType, overflowTypedData.Message)
 | |
| 	if err == nil || err.Error() != "integer larger than 'uint8'" {
 | |
| 		t.Fatalf("Expected `integer larger than 'uint8'`, got '%v'", err)
 | |
| 	}
 | |
| 
 | |
| 	(overflowTypedData.Message["from"]).(map[string]interface{})["test"] = big.NewInt(3)
 | |
| 	(overflowTypedData.Message["to"]).(map[string]interface{})["test"] = big.NewInt(4)
 | |
| 
 | |
| 	_, err = overflowTypedData.HashStruct(overflowTypedData.PrimaryType, overflowTypedData.Message)
 | |
| 	if err != nil {
 | |
| 		t.Fatalf("Expected no err, got '%v'", err)
 | |
| 	}
 | |
| }
 | |
| 
 | |
| func TestArray(t *testing.T) {
 | |
| 	// Makes sure that arrays work fine
 | |
| 	//{
 | |
| 	//	"type": "address[]"
 | |
| 	//},
 | |
| 	//{
 | |
| 	//	"type": "string[]"
 | |
| 	//},
 | |
| 	//{
 | |
| 	//	"type": "uint16[]",
 | |
| 	//}
 | |
| 
 | |
| 	jsonTypedData := `
 | |
| 		{
 | |
| 	      "types": {
 | |
| 	        "EIP712Domain": [
 | |
| 	          {
 | |
| 	            "name": "name",
 | |
| 	            "type": "string"
 | |
| 	          },
 | |
| 	          {
 | |
| 	            "name": "version",
 | |
| 	            "type": "string"
 | |
| 	          },
 | |
| 	          {
 | |
| 	            "name": "chainId",
 | |
| 	            "type": "uint256"
 | |
| 	          },
 | |
| 	          {
 | |
| 	            "name": "verifyingContract",
 | |
| 	            "type": "address"
 | |
| 	          }
 | |
| 	        ],
 | |
| 	        "Foo": [
 | |
| 	          {
 | |
| 	            "name": "bar",
 | |
| 	            "type": "address[]"
 | |
| 	          }
 | |
| 	        ]
 | |
| 	      },
 | |
| 	      "primaryType": "Foo",
 | |
| 	      "domain": {
 | |
| 	        "name": "Lorem",
 | |
| 	        "version": "1",
 | |
| 	        "chainId": 1,
 | |
| 	        "verifyingContract": "0xCcCCccccCCCCcCCCCCCcCcCccCcCCCcCcccccccC"
 | |
| 	      },
 | |
| 	      "message": {
 | |
| 	        "bar": [
 | |
| 	        	"0x0000000000000000000000000000000000000001",
 | |
| 	        	"0x0000000000000000000000000000000000000002",
 | |
| 	        	"0x0000000000000000000000000000000000000003"
 | |
|         	]
 | |
| 	      }
 | |
| 	    }
 | |
| 	`
 | |
| 	var arrayTypedData core.TypedData
 | |
| 	err := json.Unmarshal([]byte(jsonTypedData), &arrayTypedData)
 | |
| 	if err != nil {
 | |
| 		t.Fatalf("unmarshalling failed '%v'", err)
 | |
| 	}
 | |
| 	_, err = arrayTypedData.HashStruct(arrayTypedData.PrimaryType, arrayTypedData.Message)
 | |
| 	if err != nil {
 | |
| 		t.Fatalf("Expected no err, got '%v'", err)
 | |
| 	}
 | |
| 
 | |
| 	// Change array to string
 | |
| 	arrayTypedData.Types["Foo"][0].Type = "string[]"
 | |
| 	arrayTypedData.Message["bar"] = []interface{}{
 | |
| 		"lorem",
 | |
| 		"ipsum",
 | |
| 		"dolores",
 | |
| 	}
 | |
| 	_, err = arrayTypedData.HashStruct(arrayTypedData.PrimaryType, arrayTypedData.Message)
 | |
| 	if err != nil {
 | |
| 		t.Fatalf("Expected no err, got '%v'", err)
 | |
| 	}
 | |
| 
 | |
| 	// Change array to uint
 | |
| 	arrayTypedData.Types["Foo"][0].Type = "uint[]"
 | |
| 	arrayTypedData.Message["bar"] = []interface{}{
 | |
| 		big.NewInt(1955),
 | |
| 		big.NewInt(108),
 | |
| 		big.NewInt(44010),
 | |
| 	}
 | |
| 	_, err = arrayTypedData.HashStruct(arrayTypedData.PrimaryType, arrayTypedData.Message)
 | |
| 	if err != nil {
 | |
| 		t.Fatalf("Expected no err, got '%v'", err)
 | |
| 	}
 | |
| 
 | |
| 	// Should not work with fixed-size arrays
 | |
| 	arrayTypedData.Types["Foo"][0].Type = "uint[3]"
 | |
| 	_, err = arrayTypedData.HashStruct(arrayTypedData.PrimaryType, arrayTypedData.Message)
 | |
| 	if err == nil || err.Error() != "unknown type 'uint[3]'" {
 | |
| 		t.Fatalf("Expected `unknown type 'uint[3]'`, got '%v'", err)
 | |
| 	}
 | |
| }
 | |
| 
 | |
| func TestCustomTypeAsArray(t *testing.T) {
 | |
| 	var jsonTypedData = `
 | |
|     {
 | |
|       "types": {
 | |
|         "EIP712Domain": [
 | |
|           {
 | |
|             "name": "name",
 | |
|             "type": "string"
 | |
|           },
 | |
|           {
 | |
| 			"name": "version",
 | |
|             "type": "string"
 | |
|           },
 | |
|           {
 | |
|             "name": "chainId",
 | |
|             "type": "uint256"
 | |
|           },
 | |
|           {
 | |
| 			"name": "verifyingContract",
 | |
|             "type": "address"
 | |
|           }
 | |
|         ],
 | |
|         "Person": [
 | |
|           {
 | |
| 			"name": "name",
 | |
|             "type": "string"
 | |
|           },
 | |
|           {
 | |
| 			"name": "wallet",
 | |
|             "type": "address"
 | |
|           }
 | |
|         ],
 | |
|         "Person[]": [
 | |
|           {
 | |
| 			"name": "baz",
 | |
|             "type": "string"
 | |
|           }
 | |
| 		],
 | |
|         "Mail": [
 | |
|           {
 | |
| 			"name": "from",
 | |
|             "type": "Person"
 | |
|           },
 | |
|           {
 | |
| 			"name": "to",
 | |
|             "type": "Person[]"
 | |
|           },
 | |
|           {
 | |
| 			"name": "contents",
 | |
|             "type": "string"
 | |
|           }
 | |
|         ]
 | |
|       },
 | |
|       "primaryType": "Mail",
 | |
|       "domain": {
 | |
| 		"name": "Ether Mail",
 | |
|         "version": "1",
 | |
|         "chainId": 1,
 | |
|         "verifyingContract": "0xCcCCccccCCCCcCCCCCCcCcCccCcCCCcCcccccccC"
 | |
|       },
 | |
|       "message": {
 | |
|         "from": {
 | |
| 			"name": "Cow",
 | |
| 			"wallet": "0xCD2a3d9F938E13CD947Ec05AbC7FE734Df8DD826"
 | |
|         },
 | |
|         "to": {"baz": "foo"},
 | |
|         "contents": "Hello, Bob!"
 | |
|       }
 | |
|     }
 | |
| 
 | |
| `
 | |
| 	var malformedTypedData core.TypedData
 | |
| 	err := json.Unmarshal([]byte(jsonTypedData), &malformedTypedData)
 | |
| 	if err != nil {
 | |
| 		t.Fatalf("unmarshalling failed '%v'", err)
 | |
| 	}
 | |
| 	_, err = malformedTypedData.HashStruct("EIP712Domain", malformedTypedData.Domain.Map())
 | |
| 	if err != nil {
 | |
| 		t.Errorf("Expected no error, got '%v'", err)
 | |
| 	}
 | |
| }
 | |
| 
 | |
| func TestFormatter(t *testing.T) {
 | |
| 	var d core.TypedData
 | |
| 	err := json.Unmarshal([]byte(jsonTypedData), &d)
 | |
| 	if err != nil {
 | |
| 		t.Fatalf("unmarshalling failed '%v'", err)
 | |
| 	}
 | |
| 	formatted := d.Format()
 | |
| 	for _, item := range formatted {
 | |
| 		fmt.Printf("'%v'\n", item.Pprint(0))
 | |
| 	}
 | |
| 
 | |
| 	j, _ := json.Marshal(formatted)
 | |
| 	fmt.Printf("'%v'\n", string(j))
 | |
| }
 |