diff options
Diffstat (limited to 'packages/subproviders')
8 files changed, 38 insertions, 23 deletions
diff --git a/packages/subproviders/src/subproviders/ledger.ts b/packages/subproviders/src/subproviders/ledger.ts index 347eda55f..467299db0 100644 --- a/packages/subproviders/src/subproviders/ledger.ts +++ b/packages/subproviders/src/subproviders/ledger.ts @@ -113,9 +113,12 @@ export class LedgerSubprovider extends BaseWalletSubprovider { const tx = new EthereumTx(txParams); // Set the EIP155 bits - tx.raw[6] = Buffer.from([this._networkId]); // v - tx.raw[7] = Buffer.from([]); // r - tx.raw[8] = Buffer.from([]); // s + const vIndex = 6; + tx.raw[vIndex] = Buffer.from([this._networkId]); // v + const rIndex = 7; + tx.raw[rIndex] = Buffer.from([]); // r + const sIndex = 8; + tx.raw[sIndex] = Buffer.from([]); // s const txHex = tx.serialize().toString('hex'); try { @@ -127,7 +130,8 @@ export class LedgerSubprovider extends BaseWalletSubprovider { tx.v = Buffer.from(result.v, 'hex'); // EIP155: v should be chain_id * 2 + {35, 36} - const signedChainId = Math.floor((tx.v[0] - 35) / 2); + const eip55Constant = 35; + const signedChainId = Math.floor((tx.v[0] - eip55Constant) / 2); if (signedChainId !== this._networkId) { await this._destroyLedgerClientAsync(); const err = new Error(LedgerSubproviderErrors.TooOldLedgerFirmware); @@ -169,8 +173,10 @@ export class LedgerSubprovider extends BaseWalletSubprovider { fullDerivationPath, ethUtil.stripHexPrefix(data), ); - const v = result.v - 27; - let vHex = v.toString(16); + const lowestValidV = 27; + const v = result.v - lowestValidV; + const hexBase = 16; + let vHex = v.toString(hexBase); if (vHex.length < 2) { vHex = `0${v}`; } diff --git a/packages/subproviders/src/subproviders/nonce_tracker.ts b/packages/subproviders/src/subproviders/nonce_tracker.ts index 907330111..345e5e975 100644 --- a/packages/subproviders/src/subproviders/nonce_tracker.ts +++ b/packages/subproviders/src/subproviders/nonce_tracker.ts @@ -93,7 +93,8 @@ export class NonceTrackerSubprovider extends Subprovider { // Increment the nonce from the previous successfully submitted transaction let nonce = ethUtil.bufferToInt(transaction.nonce); nonce++; - let nextHexNonce = nonce.toString(16); + const hexBase = 16; + let nextHexNonce = nonce.toString(hexBase); if (nextHexNonce.length % 2) { nextHexNonce = `0${nextHexNonce}`; } diff --git a/packages/subproviders/src/subproviders/subprovider.ts b/packages/subproviders/src/subproviders/subprovider.ts index 56d2381a0..cb6dffc4a 100644 --- a/packages/subproviders/src/subproviders/subprovider.ts +++ b/packages/subproviders/src/subproviders/subprovider.ts @@ -13,10 +13,11 @@ export abstract class Subprovider { // Ported from: https://github.com/MetaMask/provider-engine/blob/master/util/random-id.js private static _getRandomId(): number { const extraDigits = 3; + const baseTen = 10; // 13 time digits - const datePart = new Date().getTime() * Math.pow(10, extraDigits); + const datePart = new Date().getTime() * Math.pow(baseTen, extraDigits); // 3 random digits - const extraPart = Math.floor(Math.random() * Math.pow(10, extraDigits)); + const extraPart = Math.floor(Math.random() * Math.pow(baseTen, extraDigits)); // 16 digits return datePart + extraPart; } diff --git a/packages/subproviders/src/utils/wallet_utils.ts b/packages/subproviders/src/utils/wallet_utils.ts index cd5cd9ba0..c36fdb9fc 100644 --- a/packages/subproviders/src/utils/wallet_utils.ts +++ b/packages/subproviders/src/utils/wallet_utils.ts @@ -30,10 +30,10 @@ class DerivedHDKeyInfoIterator implements IterableIterator<DerivedHDKeyInfo> { baseDerivationPath, derivationPath: fullDerivationPath, }; - const done = this._index === this._searchLimit; + const isDone = this._index === this._searchLimit; this._index++; return { - done, + done: isDone, value: derivedKey, }; } diff --git a/packages/subproviders/test/integration/ledger_subprovider_test.ts b/packages/subproviders/test/integration/ledger_subprovider_test.ts index f1c634a77..8bf571041 100644 --- a/packages/subproviders/test/integration/ledger_subprovider_test.ts +++ b/packages/subproviders/test/integration/ledger_subprovider_test.ts @@ -19,6 +19,8 @@ import { reportCallbackErrors } from '../utils/report_callback_errors'; chaiSetup.configure(); const expect = chai.expect; +const DEFAULT_NUM_ACCOUNTS = 10; +const EXPECTED_SIGNATURE_LENGTH = 132; async function ledgerEthereumNodeJsClientFactoryAsync(): Promise<LedgerEthereumClient> { const ledgerConnection = await TransportNodeHid.create(); @@ -40,7 +42,7 @@ describe('LedgerSubprovider', () => { it('returns default number of accounts', async () => { const accounts = await ledgerSubprovider.getAccountsAsync(); expect(accounts[0]).to.not.be.an('undefined'); - expect(accounts.length).to.be.equal(10); + expect(accounts.length).to.be.equal(DEFAULT_NUM_ACCOUNTS); }); it('returns the expected accounts from a ledger set up with the test mnemonic', async () => { const accounts = await ledgerSubprovider.getAccountsAsync(); @@ -104,7 +106,7 @@ describe('LedgerSubprovider', () => { }; const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => { expect(err).to.be.a('null'); - expect(response.result.length).to.be.equal(10); + expect(response.result.length).to.be.equal(DEFAULT_NUM_ACCOUNTS); done(); }); ledgerProvider.sendAsync(payload, callback); @@ -122,7 +124,7 @@ describe('LedgerSubprovider', () => { }; const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => { expect(err).to.be.a('null'); - expect(response.result.length).to.be.equal(132); + expect(response.result.length).to.be.equal(EXPECTED_SIGNATURE_LENGTH); expect(response.result.substr(0, 2)).to.be.equal('0x'); done(); }); @@ -142,7 +144,7 @@ describe('LedgerSubprovider', () => { }; const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => { expect(err).to.be.a('null'); - expect(response.result.length).to.be.equal(132); + expect(response.result.length).to.be.equal(EXPECTED_SIGNATURE_LENGTH); expect(response.result.substr(0, 2)).to.be.equal('0x'); done(); }); @@ -196,7 +198,8 @@ describe('LedgerSubprovider', () => { const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => { expect(err).to.be.a('null'); const result = response.result; - expect(result.length).to.be.equal(66); + const signedTxLength = 66; + expect(result.length).to.be.equal(signedTxLength); expect(result.substr(0, 2)).to.be.equal('0x'); done(); }); diff --git a/packages/subproviders/test/unit/ledger_subprovider_test.ts b/packages/subproviders/test/unit/ledger_subprovider_test.ts index 892c2acd0..d5a125697 100644 --- a/packages/subproviders/test/unit/ledger_subprovider_test.ts +++ b/packages/subproviders/test/unit/ledger_subprovider_test.ts @@ -20,6 +20,7 @@ import { reportCallbackErrors } from '../utils/report_callback_errors'; chaiSetup.configure(); const expect = chai.expect; const FAKE_ADDRESS = '0xb088a3bc93f71b4de97b9de773e9647645983688'; +const DEFAULT_NUM_ACCOUNTS = 10; describe('LedgerSubprovider', () => { const networkId: number = 42; @@ -72,7 +73,7 @@ describe('LedgerSubprovider', () => { it('returns default number of accounts', async () => { const accounts = await ledgerSubprovider.getAccountsAsync(); expect(accounts[0]).to.be.equal(FAKE_ADDRESS); - expect(accounts.length).to.be.equal(10); + expect(accounts.length).to.be.equal(DEFAULT_NUM_ACCOUNTS); }); it('returns requested number of accounts', async () => { const numberOfAccounts = 20; @@ -118,7 +119,7 @@ describe('LedgerSubprovider', () => { }; const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => { expect(err).to.be.a('null'); - expect(response.result.length).to.be.equal(10); + expect(response.result.length).to.be.equal(DEFAULT_NUM_ACCOUNTS); expect(response.result[0]).to.be.equal(FAKE_ADDRESS); done(); }); @@ -175,7 +176,8 @@ describe('LedgerSubprovider', () => { }; const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => { expect(err).to.be.a('null'); - expect(response.result.raw.length).to.be.equal(192); + const rawTxLength = 192; + expect(response.result.raw.length).to.be.equal(rawTxLength); expect(response.result.raw.substr(0, 2)).to.be.equal('0x'); done(); }); diff --git a/packages/subproviders/test/unit/mnemonic_wallet_subprovider_test.ts b/packages/subproviders/test/unit/mnemonic_wallet_subprovider_test.ts index 93300f47d..b27147e12 100644 --- a/packages/subproviders/test/unit/mnemonic_wallet_subprovider_test.ts +++ b/packages/subproviders/test/unit/mnemonic_wallet_subprovider_test.ts @@ -17,6 +17,7 @@ import { reportCallbackErrors } from '../utils/report_callback_errors'; chaiSetup.configure(); const expect = chai.expect; +const DEFAULT_NUM_ACCOUNTS = 10; describe('MnemonicWalletSubprovider', () => { let subprovider: MnemonicWalletSubprovider; @@ -32,7 +33,7 @@ describe('MnemonicWalletSubprovider', () => { const accounts = await subprovider.getAccountsAsync(); expect(accounts[0]).to.be.equal(fixtureData.TEST_RPC_ACCOUNT_0); expect(accounts[1]).to.be.equal(fixtureData.TEST_RPC_ACCOUNT_1); - expect(accounts.length).to.be.equal(10); + expect(accounts.length).to.be.equal(DEFAULT_NUM_ACCOUNTS); }); it('signs a personal message', async () => { const data = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING)); @@ -89,7 +90,7 @@ describe('MnemonicWalletSubprovider', () => { const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => { expect(err).to.be.a('null'); expect(response.result[0]).to.be.equal(fixtureData.TEST_RPC_ACCOUNT_0); - expect(response.result.length).to.be.equal(10); + expect(response.result.length).to.be.equal(DEFAULT_NUM_ACCOUNTS); done(); }); provider.sendAsync(payload, callback); diff --git a/packages/subproviders/test/unit/redundant_rpc_subprovider_test.ts b/packages/subproviders/test/unit/redundant_rpc_subprovider_test.ts index 9115186f4..7397d26f7 100644 --- a/packages/subproviders/test/unit/redundant_rpc_subprovider_test.ts +++ b/packages/subproviders/test/unit/redundant_rpc_subprovider_test.ts @@ -13,6 +13,7 @@ import { reportCallbackErrors } from '../utils/report_callback_errors'; const expect = chai.expect; chaiSetup.configure(); +const DEFAULT_NUM_ACCOUNTS = 10; describe('RedundantSubprovider', () => { let provider: Web3ProviderEngine; @@ -31,7 +32,7 @@ describe('RedundantSubprovider', () => { }; const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => { expect(err).to.be.a('null'); - expect(response.result.length).to.be.equal(10); + expect(response.result.length).to.be.equal(DEFAULT_NUM_ACCOUNTS); done(); }); provider.sendAsync(payload, callback); @@ -54,7 +55,7 @@ describe('RedundantSubprovider', () => { }; const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => { expect(err).to.be.a('null'); - expect(response.result.length).to.be.equal(10); + expect(response.result.length).to.be.equal(DEFAULT_NUM_ACCOUNTS); done(); }); provider.sendAsync(payload, callback); |