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808 lines
20 KiB
808 lines
20 KiB
// 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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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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"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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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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big.NewInt(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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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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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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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 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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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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{
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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"
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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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"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 malformedTypedData core.TypedData
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err := json.Unmarshal([]byte(jsonTypedData), &malformedTypedData)
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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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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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}
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func TestTypeMismatch(t *testing.T) {
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// Verifies that:
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// 1. Mismatches between the given type and data, i.e. `Person` and
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// the data item is a string, are properly caught:
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//{
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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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//}
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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"
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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"
|
|
},
|
|
{
|
|
"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))
|
|
}
|
|
|