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import * as chai from 'chai';
import promisify = require('es6-promisify');
import * as ethUtils from 'ethereumjs-util';
import * as _ from 'lodash';
import Web3 = require('web3');
import Web3ProviderEngine = require('web3-provider-engine');
import RpcSubprovider = require('web3-provider-engine/subproviders/rpc');
import {
ledgerEthereumNodeJsClientFactoryAsync,
LedgerSubprovider,
} from '../../src';
import {
DoneCallback,
} from '../../src/types';
import {chaiSetup} from '../chai_setup';
import {reportCallbackErrors} from '../utils/report_callback_errors';
chaiSetup.configure();
const expect = chai.expect;
const TEST_RPC_ACCOUNT_0 = '0x5409ed021d9299bf6814279a6a1411a7e866a631';
describe('LedgerSubprovider', () => {
let ledgerSubprovider: LedgerSubprovider;
const networkId: number = 42;
before(async () => {
ledgerSubprovider = new LedgerSubprovider({
networkId,
ledgerEthereumClientFactoryAsync: ledgerEthereumNodeJsClientFactoryAsync,
});
});
describe('direct method calls', () => {
it('returns a list of accounts', async () => {
const accounts = await ledgerSubprovider.getAccountsAsync();
expect(accounts[0]).to.not.be.an('undefined');
expect(accounts.length).to.be.equal(10);
});
it('signs a personal message', async () => {
const data = ethUtils.bufferToHex(ethUtils.toBuffer('hello world'));
const ecSignatureHex = await ledgerSubprovider.signPersonalMessageAsync(data);
expect(ecSignatureHex.length).to.be.equal(132);
expect(ecSignatureHex.substr(0, 2)).to.be.equal('0x');
});
it('signs a transaction', async () => {
const tx = {
nonce: '0x00',
gas: '0x2710',
to: '0x0000000000000000000000000000000000000000',
value: '0x00',
chainId: 3,
};
const txHex = await ledgerSubprovider.signTransactionAsync(tx);
// tslint:disable-next-line:max-line-length
expect(txHex).to.be.equal('0xf85f8080822710940000000000000000000000000000000000000000808077a088a95ef1378487bc82be558e82c8478baf840c545d5b887536bb1da63673a98ba0019f4a4b9a107d1e6752bf7f701e275f28c13791d6e76af895b07373462cefaa');
});
});
describe('calls through a provider', () => {
let defaultProvider: Web3ProviderEngine;
let ledgerProvider: Web3ProviderEngine;
before(() => {
ledgerProvider = new Web3ProviderEngine();
ledgerProvider.addProvider(ledgerSubprovider);
const httpProvider = new RpcSubprovider({
rpcUrl: 'http://localhost:8545',
});
ledgerProvider.addProvider(httpProvider);
ledgerProvider.start();
defaultProvider = new Web3ProviderEngine();
defaultProvider.addProvider(httpProvider);
defaultProvider.start();
});
it('returns a list of accounts', (done: DoneCallback) => {
const payload = {
jsonrpc: '2.0',
method: 'eth_accounts',
params: [],
id: 1,
};
const callback = reportCallbackErrors(done)((err: Error, response: Web3.JSONRPCResponsePayload) => {
expect(err).to.be.a('null');
expect(response.result.length).to.be.equal(10);
done();
});
ledgerProvider.sendAsync(payload, callback);
});
it('signs a personal message with eth_sign', (done: DoneCallback) => {
(async () => {
const messageHex = ethUtils.bufferToHex(ethUtils.toBuffer('hello world'));
const accounts = await ledgerSubprovider.getAccountsAsync();
const signer = accounts[0];
const payload = {
jsonrpc: '2.0',
method: 'eth_sign',
params: [signer, messageHex],
id: 1,
};
const callback = reportCallbackErrors(done)((err: Error, response: Web3.JSONRPCResponsePayload) => {
expect(err).to.be.a('null');
expect(response.result.length).to.be.equal(132);
expect(response.result.substr(0, 2)).to.be.equal('0x');
done();
});
ledgerProvider.sendAsync(payload, callback);
})().catch(done);
});
it('signs a personal message with personal_sign', (done: DoneCallback) => {
(async () => {
const messageHex = ethUtils.bufferToHex(ethUtils.toBuffer('hello world'));
const accounts = await ledgerSubprovider.getAccountsAsync();
const signer = accounts[0];
const payload = {
jsonrpc: '2.0',
method: 'personal_sign',
params: [messageHex, signer],
id: 1,
};
const callback = reportCallbackErrors(done)((err: Error, response: Web3.JSONRPCResponsePayload) => {
expect(err).to.be.a('null');
expect(response.result.length).to.be.equal(132);
expect(response.result.substr(0, 2)).to.be.equal('0x');
done();
});
ledgerProvider.sendAsync(payload, callback);
})().catch(done);
});
it('signs a transaction', (done: DoneCallback) => {
const tx = {
to: '0xafa3f8684e54059998bc3a7b0d2b0da075154d66',
value: '0x00',
};
const payload = {
jsonrpc: '2.0',
method: 'eth_signTransaction',
params: [tx],
id: 1,
};
const callback = reportCallbackErrors(done)((err: Error, response: Web3.JSONRPCResponsePayload) => {
expect(err).to.be.a('null');
expect(response.result.raw.length).to.be.equal(206);
expect(response.result.raw.substr(0, 2)).to.be.equal('0x');
done();
});
ledgerProvider.sendAsync(payload, callback);
});
it('signs and sends a transaction', (done: DoneCallback) => {
(async () => {
const accounts = await ledgerSubprovider.getAccountsAsync();
// Give first account on Ledger sufficient ETH to complete tx send
let tx = {
to: accounts[0],
from: TEST_RPC_ACCOUNT_0,
value: '0x8ac7230489e80000', // 10 ETH
};
let payload = {
jsonrpc: '2.0',
method: 'eth_sendTransaction',
params: [tx],
id: 1,
};
await promisify(defaultProvider.sendAsync, defaultProvider)(payload);
// Send transaction from Ledger
tx = {
to: '0xafa3f8684e54059998bc3a7b0d2b0da075154d66',
from: accounts[0],
value: '0xde0b6b3a7640000',
};
payload = {
jsonrpc: '2.0',
method: 'eth_sendTransaction',
params: [tx],
id: 1,
};
const callback = reportCallbackErrors(done)((err: Error, response: Web3.JSONRPCResponsePayload) => {
expect(err).to.be.a('null');
const result = response.result.result;
expect(result.length).to.be.equal(66);
expect(result.substr(0, 2)).to.be.equal('0x');
done();
});
ledgerProvider.sendAsync(payload, callback);
})().catch(done);
});
});
});
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