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import * as chai from 'chai';
import * as lightwallet from 'eth-lightwallet';
import { JSONRPCResponsePayload } from 'ethereum-types';
import Web3ProviderEngine = require('web3-provider-engine');
import { EthLightwalletSubprovider } from '../../src';
import { DoneCallback } from '../../src/types';
import { chaiSetup } from '../chai_setup';
import { ganacheSubprovider } from '../utils/ganache_subprovider';
import { reportCallbackErrors } from '../utils/report_callback_errors';
chaiSetup.configure();
const expect = chai.expect;
const FAKE_ADDRESS = '0x44be42fd88e22387c43ba9b75941aa3e680dae25';
const NUM_GENERATED_ADDRESSES = 10;
const PASSWORD = 'supersecretpassword99';
const SEED_PHRASE = 'dilemma hollow outer pony cube season start stereo surprise when edit blast';
const SALT = 'kvODghzs7Ff1uqHyI0P3wI4Hso4w4iWT2e9qmrWz0y4';
const HD_PATH_STRING = `m/44'/60'/0'`;
describe('EthLightwalletSubprovider', () => {
let ethLightwalletSubprovider: EthLightwalletSubprovider;
before(async () => {
const options = {
password: PASSWORD,
seedPhrase: SEED_PHRASE,
salt: SALT,
hdPathString: HD_PATH_STRING,
};
const createVaultAsync = async (vaultOptions: lightwallet.VaultOptions) => {
return new Promise<lightwallet.keystore>(resolve => {
lightwallet.keystore.createVault(vaultOptions, (err: Error, vaultKeystore) => {
if (err) {
throw new Error(`Failed to createVault: ${err}`);
}
resolve(vaultKeystore);
});
});
};
const deriveKeyFromPasswordAsync = async (vaultKeystore: lightwallet.keystore) => {
return new Promise<Uint8Array>(resolve => {
vaultKeystore.keyFromPassword(PASSWORD, (err: Error, passwordDerivedKey: Uint8Array) => {
if (err) {
throw new Error(`Failed to get key from password: ${err}`);
}
resolve(passwordDerivedKey);
});
});
};
const keystore: lightwallet.keystore = await createVaultAsync(options);
const pwDerivedKey: Uint8Array = await deriveKeyFromPasswordAsync(keystore);
// Generate 10 addresses
keystore.generateNewAddress(pwDerivedKey, NUM_GENERATED_ADDRESSES);
ethLightwalletSubprovider = new EthLightwalletSubprovider(keystore, pwDerivedKey);
});
describe('direct method calls', () => {
describe('success cases', () => {
it('returns a list of accounts', async () => {
const accounts = await ethLightwalletSubprovider.getAccountsAsync();
expect(accounts[0]).to.be.equal(FAKE_ADDRESS);
expect(accounts.length).to.be.equal(NUM_GENERATED_ADDRESSES);
});
it('signs a personal message hash', async () => {
const signingAccount = (await ethLightwalletSubprovider.getAccountsAsync())[0];
// Keccak-256 hash of 'hello world'
const messageHash = '0x47173285a8d7341e5e972fc677286384f802f8ef42a5ec5f03bbfa254cb01fad';
const ecSignatureHex = await ethLightwalletSubprovider.signPersonalMessageAsync(
messageHash,
signingAccount,
);
expect(ecSignatureHex).to.be.equal(
// tslint:disable-next-line:max-line-length
'0xa46b696c1aa8f91dbb33d1a66f6440bf3cf334c9dc45dc389668c1e60e2db31e259400b41f31632fa994837054c5345c88dc455c13931332489029adee6fd24d1b',
);
});
});
});
describe('calls through a provider', () => {
let provider: Web3ProviderEngine;
before(() => {
provider = new Web3ProviderEngine();
provider.addProvider(ethLightwalletSubprovider);
provider.addProvider(ganacheSubprovider);
provider.start();
});
describe('success cases', () => {
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: JSONRPCResponsePayload) => {
expect(err).to.be.a('null');
expect(response.result.length).to.be.equal(NUM_GENERATED_ADDRESSES);
expect(response.result[0]).to.be.equal(FAKE_ADDRESS);
done();
});
provider.sendAsync(payload, callback);
});
it('signs a personal message hash with eth_sign', (done: DoneCallback) => {
// Keccak-256 hash of 'hello world'
const messageHash = '0x47173285a8d7341e5e972fc677286384f802f8ef42a5ec5f03bbfa254cb01fad';
const payload = {
jsonrpc: '2.0',
method: 'eth_sign',
params: ['0x44be42fd88e22387c43ba9b75941aa3e680dae25', messageHash],
id: 1,
};
const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
expect(err).to.be.a('null');
expect(response.result).to.be.equal(
// tslint:disable-next-line:max-line-length
'0xa46b696c1aa8f91dbb33d1a66f6440bf3cf334c9dc45dc389668c1e60e2db31e259400b41f31632fa994837054c5345c88dc455c13931332489029adee6fd24d1b',
);
done();
});
provider.sendAsync(payload, callback);
});
it('signs a transaction', (done: DoneCallback) => {
const tx = {
to: '0xafa3f8684e54059998bc3a7b0d2b0da075154d66',
value: '0x00',
gasPrice: '0x00',
nonce: '0x00',
gas: '0x00',
from: '0x44be42fd88e22387c43ba9b75941aa3e680dae25',
};
const payload = {
jsonrpc: '2.0',
method: 'eth_signTransaction',
params: [tx],
id: 1,
};
const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
const expectedResponseLength = 192;
expect(err).to.be.a('null');
expect(response.result.raw.length).to.be.equal(expectedResponseLength);
expect(response.result.raw.substr(0, 2)).to.be.equal('0x');
done();
});
provider.sendAsync(payload, callback);
});
});
describe('failure cases', () => {
it('should throw if `data` param not hex when calling eth_sign', (done: DoneCallback) => {
const nonHexMessage = 'hello world';
const payload = {
jsonrpc: '2.0',
method: 'eth_sign',
params: ['0x0000000000000000000000000000000000000000', nonHexMessage],
id: 1,
};
const callback = reportCallbackErrors(done)((err: Error, _response: JSONRPCResponsePayload) => {
expect(err).to.not.be.a('null');
expect(err.message).to.be.equal('Expected data to be of type HexString, encountered: hello world');
done();
});
provider.sendAsync(payload, callback);
});
it('should throw if `data` param not hex when calling personal_sign', (done: DoneCallback) => {
const nonHexMessage = 'hello world';
const payload = {
jsonrpc: '2.0',
method: 'personal_sign',
params: [nonHexMessage, '0x0000000000000000000000000000000000000000'],
id: 1,
};
const callback = reportCallbackErrors(done)((err: Error, _response: JSONRPCResponsePayload) => {
expect(err).to.not.be.a('null');
expect(err.message).to.be.equal('Expected data to be of type HexString, encountered: hello world');
done();
});
provider.sendAsync(payload, callback);
});
});
});
});
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