Deploy @dexon-foundation/0x.jsstable

12 files changed, 0 insertions, 1433 deletions

diff --git a/packages/subproviders/test/chai_setup.ts b/packages/subproviders/test/chai_setup.ts
deleted file mode 100644
index 6c24dc222..000000000
--- a/packages/subproviders/test/chai_setup.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-import * as chai from 'chai';
-import chaiAsPromised = require('chai-as-promised');
-import * as dirtyChai from 'dirty-chai';
-
-export const chaiSetup = {
-    configure(): void {
-        chai.config.includeStack = true;
-        chai.use(dirtyChai);
-        chai.use(chaiAsPromised);
-    },
-};
diff --git a/packages/subproviders/test/integration/ledger_subprovider_test.ts b/packages/subproviders/test/integration/ledger_subprovider_test.ts
deleted file mode 100644
index b072e611b..000000000
--- a/packages/subproviders/test/integration/ledger_subprovider_test.ts
+++ /dev/null
@@ -1,205 +0,0 @@
-import { DoneCallback } from '@0x/types';
-import { promisify } from '@0x/utils';
-import Eth from '@ledgerhq/hw-app-eth';
-// HACK: This dependency is optional and tslint skips optional dependencies
-// tslint:disable-next-line:no-implicit-dependencies
-import TransportNodeHid from '@ledgerhq/hw-transport-node-hid';
-import * as chai from 'chai';
-import { JSONRPCResponsePayload } from 'ethereum-types';
-import * as ethUtils from 'ethereumjs-util';
-
-import { LedgerSubprovider, RPCSubprovider, Web3ProviderEngine } from '../../src';
-import { LedgerEthereumClient } from '../../src/types';
-import { chaiSetup } from '../chai_setup';
-import { fixtureData } from '../utils/fixture_data';
-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();
-    const ledgerEthClient = new Eth(ledgerConnection);
-    return ledgerEthClient;
-}
-
-describe('LedgerSubprovider', () => {
-    let ledgerSubprovider: LedgerSubprovider;
-    const networkId: number = fixtureData.NETWORK_ID;
-    before(async () => {
-        ledgerSubprovider = new LedgerSubprovider({
-            networkId,
-            ledgerEthereumClientFactoryAsync: ledgerEthereumNodeJsClientFactoryAsync,
-            baseDerivationPath: fixtureData.TESTRPC_BASE_DERIVATION_PATH,
-        });
-    });
-    describe('direct method calls', () => {
-        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(DEFAULT_NUM_ACCOUNTS);
-        });
-        it('returns the expected accounts from a ledger set up with the test mnemonic', async () => {
-            const accounts = await ledgerSubprovider.getAccountsAsync();
-            expect(accounts[0]).to.be.equal(fixtureData.TEST_RPC_ACCOUNT_0);
-            expect(accounts[1]).to.be.equal(fixtureData.TEST_RPC_ACCOUNT_1);
-        });
-        it('returns requested number of accounts', async () => {
-            const numberOfAccounts = 20;
-            const accounts = await ledgerSubprovider.getAccountsAsync(numberOfAccounts);
-            expect(accounts[0]).to.not.be.an('undefined');
-            expect(accounts.length).to.be.equal(numberOfAccounts);
-        });
-        it('signs a personal message', async () => {
-            const data = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-            const ecSignatureHex = await ledgerSubprovider.signPersonalMessageAsync(
-                data,
-                fixtureData.TEST_RPC_ACCOUNT_0,
-            );
-            expect(ecSignatureHex).to.be.equal(fixtureData.PERSONAL_MESSAGE_SIGNED_RESULT);
-        });
-        it('signs a personal message with second address', async () => {
-            const data = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-            const ecSignatureHex = await ledgerSubprovider.signPersonalMessageAsync(
-                data,
-                fixtureData.TEST_RPC_ACCOUNT_1,
-            );
-            expect(ecSignatureHex).to.be.equal(fixtureData.PERSONAL_MESSAGE_ACCOUNT_1_SIGNED_RESULT);
-        });
-        it('signs a transaction', async () => {
-            const txHex = await ledgerSubprovider.signTransactionAsync(fixtureData.TX_DATA);
-            expect(txHex).to.be.equal(fixtureData.TX_DATA_SIGNED_RESULT);
-        });
-        it('signs a transaction with the second address', async () => {
-            const txData = { ...fixtureData.TX_DATA, from: fixtureData.TEST_RPC_ACCOUNT_1 };
-            const txHex = await ledgerSubprovider.signTransactionAsync(txData);
-            expect(txHex).to.be.equal(fixtureData.TX_DATA_ACCOUNT_1_SIGNED_RESULT);
-        });
-    });
-    describe('calls through a provider', () => {
-        let defaultProvider: Web3ProviderEngine;
-        let ledgerProvider: Web3ProviderEngine;
-        before(() => {
-            ledgerProvider = new Web3ProviderEngine();
-            ledgerProvider.addProvider(ledgerSubprovider);
-            const httpProvider = new RPCSubprovider('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: JSONRPCResponsePayload) => {
-                expect(err).to.be.a('null');
-                expect(response.result.length).to.be.equal(DEFAULT_NUM_ACCOUNTS);
-                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: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    expect(response.result.length).to.be.equal(EXPECTED_SIGNATURE_LENGTH);
-                    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: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    expect(response.result.length).to.be.equal(EXPECTED_SIGNATURE_LENGTH);
-                    expect(response.result.substr(0, 2)).to.be.equal('0x');
-                    done();
-                });
-                ledgerProvider.sendAsync(payload, callback);
-            })().catch(done);
-        });
-        it('signs a transaction', (done: DoneCallback) => {
-            const payload = {
-                jsonrpc: '2.0',
-                method: 'eth_signTransaction',
-                params: [fixtureData.TX_DATA],
-                id: 1,
-            };
-            const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
-                expect(err).to.be.a('null');
-                expect(response.result.raw).to.be.equal(fixtureData.TX_DATA_SIGNED_RESULT);
-                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: fixtureData.TEST_RPC_ACCOUNT_0,
-                    value: '0x8ac7230489e80000', // 10 ETH
-                };
-                let payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_sendTransaction',
-                    params: [tx],
-                    id: 1,
-                };
-                await promisify(defaultProvider.sendAsync.bind(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: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    const result = response.result;
-                    const signedTxLength = 66;
-                    expect(result.length).to.be.equal(signedTxLength);
-                    expect(result.substr(0, 2)).to.be.equal('0x');
-                    done();
-                });
-                ledgerProvider.sendAsync(payload, callback);
-            })().catch(done);
-        });
-    });
-});
diff --git a/packages/subproviders/test/unit/eth_lightwallet_subprovider_test.ts b/packages/subproviders/test/unit/eth_lightwallet_subprovider_test.ts
deleted file mode 100644
index 49698ce9e..000000000
--- a/packages/subproviders/test/unit/eth_lightwallet_subprovider_test.ts
+++ /dev/null
@@ -1,187 +0,0 @@
-import * as chai from 'chai';
-import * as lightwallet from 'eth-lightwallet';
-import { JSONRPCResponsePayload } from 'ethereum-types';
-import * as ethUtils from 'ethereumjs-util';
-
-import { EthLightwalletSubprovider, Web3ProviderEngine } from '../../src';
-import { DoneCallback } from '../../src/types';
-import { chaiSetup } from '../chai_setup';
-import { fixtureData } from '../utils/fixture_data';
-import { ganacheSubprovider } from '../utils/ganache_subprovider';
-import { reportCallbackErrors } from '../utils/report_callback_errors';
-
-chaiSetup.configure();
-const expect = chai.expect;
-
-const DEFAULT_NUM_ACCOUNTS = 10;
-const PASSWORD = 'supersecretpassword99';
-const SALT = 'kvODghzs7Ff1uqHyI0P3wI4Hso4w4iWT2e9qmrWz0y4';
-
-describe('EthLightwalletSubprovider', () => {
-    let ethLightwalletSubprovider: EthLightwalletSubprovider;
-    before(async () => {
-        const options = {
-            password: PASSWORD,
-            seedPhrase: fixtureData.TEST_RPC_MNEMONIC,
-            salt: SALT,
-            hdPathString: fixtureData.TESTRPC_BASE_DERIVATION_PATH,
-        };
-        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, DEFAULT_NUM_ACCOUNTS);
-
-        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(fixtureData.TEST_RPC_ACCOUNT_0);
-                expect(accounts[1]).to.be.equal(fixtureData.TEST_RPC_ACCOUNT_1);
-                expect(accounts.length).to.be.equal(DEFAULT_NUM_ACCOUNTS);
-            });
-            it('signs a personal message hash', async () => {
-                const accounts = await ethLightwalletSubprovider.getAccountsAsync();
-                const signingAccount = accounts[0];
-                const data = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-                const ecSignatureHex = await ethLightwalletSubprovider.signPersonalMessageAsync(data, signingAccount);
-                expect(ecSignatureHex).to.be.equal(fixtureData.PERSONAL_MESSAGE_SIGNED_RESULT);
-            });
-            it('signs a transaction', async () => {
-                const txHex = await ethLightwalletSubprovider.signTransactionAsync(fixtureData.TX_DATA);
-                expect(txHex).to.be.equal(fixtureData.TX_DATA_SIGNED_RESULT);
-            });
-            it('signs an EIP712 sign typed data message', async () => {
-                const signature = await ethLightwalletSubprovider.signTypedDataAsync(
-                    fixtureData.TEST_RPC_ACCOUNT_0,
-                    fixtureData.EIP712_TEST_TYPED_DATA,
-                );
-                expect(signature).to.be.equal(fixtureData.EIP712_TEST_TYPED_DATA_SIGNED_RESULT);
-            });
-        });
-    });
-    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[0]).to.be.equal(fixtureData.TEST_RPC_ACCOUNT_0);
-                    expect(response.result.length).to.be.equal(DEFAULT_NUM_ACCOUNTS);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('signs a personal message hash with eth_sign', (done: DoneCallback) => {
-                const data = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-                const account = fixtureData.TEST_RPC_ACCOUNT_0;
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_sign',
-                    params: [account, data],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    expect(response.result).to.be.equal(fixtureData.PERSONAL_MESSAGE_SIGNED_RESULT);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('signs a transaction', (done: DoneCallback) => {
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_signTransaction',
-                    params: [fixtureData.TX_DATA],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    expect(response.result.raw).to.be.equal(fixtureData.TX_DATA_SIGNED_RESULT);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('signs an EIP712 sign typed data message with eth_signTypedData', (done: DoneCallback) => {
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_signTypedData',
-                    params: [fixtureData.TEST_RPC_ACCOUNT_0, fixtureData.EIP712_TEST_TYPED_DATA],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    expect(response.result).to.be.equal(fixtureData.EIP712_TEST_TYPED_DATA_SIGNED_RESULT);
-                    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: [fixtureData.TEST_RPC_ACCOUNT_0, 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, fixtureData.TEST_RPC_ACCOUNT_0],
-                    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);
-            });
-        });
-    });
-});
diff --git a/packages/subproviders/test/unit/ledger_subprovider_test.ts b/packages/subproviders/test/unit/ledger_subprovider_test.ts
deleted file mode 100644
index a1d146dbc..000000000
--- a/packages/subproviders/test/unit/ledger_subprovider_test.ts
+++ /dev/null
@@ -1,255 +0,0 @@
-import * as chai from 'chai';
-import { JSONRPCResponsePayload } from 'ethereum-types';
-import * as ethUtils from 'ethereumjs-util';
-import * as _ from 'lodash';
-
-import { LedgerSubprovider, Web3ProviderEngine } from '../../src';
-import {
-    DoneCallback,
-    LedgerCommunicationClient,
-    LedgerSubproviderErrors,
-    WalletSubproviderErrors,
-} from '../../src/types';
-import { chaiSetup } from '../chai_setup';
-import { fixtureData } from '../utils/fixture_data';
-import { ganacheSubprovider } from '../utils/ganache_subprovider';
-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;
-    let ledgerSubprovider: LedgerSubprovider;
-    before(async () => {
-        const ledgerEthereumClientFactoryAsync = async () => {
-            // tslint:disable:no-object-literal-type-assertion
-            const ledgerEthClient = {
-                getAddress: async () => {
-                    const publicKey =
-                        '04f428290f4c5ed6a198f71b8205f488141dbb3f0840c923bbfa798ecbee6370986c03b5575d94d506772fb48a6a44e345e4ebd4f028a6f609c44b655d6d3e71a1';
-                    const chainCode = 'ac055a5537c0c7e9e02d14a197cad6b857836da2a12043b46912a37d959b5ae8';
-                    const address = '0xBa388BA5e5EEF2c6cE42d831c2B3A28D3c99bdB1';
-                    return {
-                        publicKey,
-                        address,
-                        chainCode,
-                    };
-                },
-                signPersonalMessage: async () => {
-                    const ecSignature = {
-                        v: 28,
-                        r: 'a6cc284bff14b42bdf5e9286730c152be91719d478605ec46b3bebcd0ae49148',
-                        s: '0652a1a7b742ceb0213d1e744316e285f41f878d8af0b8e632cbca4c279132d0',
-                    };
-                    return ecSignature;
-                },
-                signTransaction: async (_derivationPath: string, _txHex: string) => {
-                    const ecSignature = {
-                        v: '77',
-                        r: '88a95ef1378487bc82be558e82c8478baf840c545d5b887536bb1da63673a98b',
-                        s: '019f4a4b9a107d1e6752bf7f701e275f28c13791d6e76af895b07373462cefaa',
-                    };
-                    return ecSignature;
-                },
-                transport: {
-                    close: _.noop.bind(_),
-                } as LedgerCommunicationClient,
-            };
-            // tslint:enable:no-object-literal-type-assertion
-            return ledgerEthClient;
-        };
-        ledgerSubprovider = new LedgerSubprovider({
-            networkId,
-            ledgerEthereumClientFactoryAsync,
-        });
-    });
-    describe('direct method calls', () => {
-        describe('success cases', () => {
-            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(DEFAULT_NUM_ACCOUNTS);
-            });
-            it('returns requested number of accounts', async () => {
-                const numberOfAccounts = 20;
-                const accounts = await ledgerSubprovider.getAccountsAsync(numberOfAccounts);
-                expect(accounts[0]).to.be.equal(FAKE_ADDRESS);
-                expect(accounts.length).to.be.equal(numberOfAccounts);
-            });
-            it('signs a personal message', async () => {
-                const data = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-                const ecSignatureHex = await ledgerSubprovider.signPersonalMessageAsync(data, FAKE_ADDRESS);
-                expect(ecSignatureHex).to.be.equal(
-                    '0xa6cc284bff14b42bdf5e9286730c152be91719d478605ec46b3bebcd0ae491480652a1a7b742ceb0213d1e744316e285f41f878d8af0b8e632cbca4c279132d001',
-                );
-            });
-        });
-        describe('failure cases', () => {
-            it('cannot open multiple simultaneous connections to the Ledger device', async () => {
-                const data = ethUtils.bufferToHex(ethUtils.toBuffer('hello world'));
-                return expect(
-                    Promise.all([
-                        ledgerSubprovider.getAccountsAsync(),
-                        ledgerSubprovider.signPersonalMessageAsync(data, FAKE_ADDRESS),
-                    ]),
-                ).to.be.rejectedWith(LedgerSubproviderErrors.MultipleOpenConnectionsDisallowed);
-            });
-        });
-    });
-    describe('calls through a provider', () => {
-        let provider: Web3ProviderEngine;
-        before(() => {
-            provider = new Web3ProviderEngine();
-            provider.addProvider(ledgerSubprovider);
-            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(DEFAULT_NUM_ACCOUNTS);
-                    expect(response.result[0]).to.be.equal(FAKE_ADDRESS);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('signs a personal message with eth_sign', (done: DoneCallback) => {
-                const messageHex = ethUtils.bufferToHex(ethUtils.toBuffer('hello world'));
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_sign',
-                    params: [FAKE_ADDRESS, messageHex],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    expect(response.result).to.be.equal(
-                        '0xa6cc284bff14b42bdf5e9286730c152be91719d478605ec46b3bebcd0ae491480652a1a7b742ceb0213d1e744316e285f41f878d8af0b8e632cbca4c279132d001',
-                    );
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('signs a personal message with personal_sign', (done: DoneCallback) => {
-                const messageHex = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'personal_sign',
-                    params: [messageHex, FAKE_ADDRESS],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    expect(response.result).to.be.equal(
-                        '0xa6cc284bff14b42bdf5e9286730c152be91719d478605ec46b3bebcd0ae491480652a1a7b742ceb0213d1e744316e285f41f878d8af0b8e632cbca4c279132d001',
-                    );
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('signs a transaction', (done: DoneCallback) => {
-                const tx = {
-                    to: '0xafa3f8684e54059998bc3a7b0d2b0da075154d66',
-                    value: '0x00',
-                    gasPrice: '0x00',
-                    nonce: '0x00',
-                    gas: '0x00',
-                    from: FAKE_ADDRESS,
-                };
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_signTransaction',
-                    params: [tx],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    const rawTxLength = 192;
-                    expect(response.result.raw.length).to.be.equal(rawTxLength);
-                    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: [FAKE_ADDRESS, 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, FAKE_ADDRESS],
-                    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 `from` param missing when calling eth_sendTransaction', (done: DoneCallback) => {
-                const tx = {
-                    to: '0xafa3f8684e54059998bc3a7b0d2b0da075154d66',
-                    value: '0xde0b6b3a7640000',
-                };
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_sendTransaction',
-                    params: [tx],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, _response: JSONRPCResponsePayload) => {
-                    expect(err).to.not.be.a('null');
-                    expect(err.message).to.be.equal(WalletSubproviderErrors.SenderInvalidOrNotSupplied);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('should throw if `from` param invalid address when calling eth_sendTransaction', (done: DoneCallback) => {
-                const tx = {
-                    to: '0xafa3f8684e54059998bc3a7b0d2b0da075154d66',
-                    from: '0xIncorrectEthereumAddress',
-                    value: '0xde0b6b3a7640000',
-                };
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_sendTransaction',
-                    params: [tx],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, _response: JSONRPCResponsePayload) => {
-                    expect(err).to.not.be.a('null');
-                    expect(err.message).to.be.equal(WalletSubproviderErrors.SenderInvalidOrNotSupplied);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-        });
-    });
-});
diff --git a/packages/subproviders/test/unit/mnemonic_wallet_subprovider_test.ts b/packages/subproviders/test/unit/mnemonic_wallet_subprovider_test.ts
deleted file mode 100644
index 61dcbf6da..000000000
--- a/packages/subproviders/test/unit/mnemonic_wallet_subprovider_test.ts
+++ /dev/null
@@ -1,230 +0,0 @@
-import * as chai from 'chai';
-import { JSONRPCResponsePayload } from 'ethereum-types';
-import * as ethUtils from 'ethereumjs-util';
-
-import { GanacheSubprovider, MnemonicWalletSubprovider, Web3ProviderEngine } from '../../src/';
-import { DoneCallback, WalletSubproviderErrors } from '../../src/types';
-import { chaiSetup } from '../chai_setup';
-import { fixtureData } from '../utils/fixture_data';
-import { reportCallbackErrors } from '../utils/report_callback_errors';
-
-chaiSetup.configure();
-const expect = chai.expect;
-const DEFAULT_NUM_ACCOUNTS = 10;
-
-describe('MnemonicWalletSubprovider', () => {
-    let subprovider: MnemonicWalletSubprovider;
-    before(async () => {
-        subprovider = new MnemonicWalletSubprovider({
-            mnemonic: fixtureData.TEST_RPC_MNEMONIC,
-            baseDerivationPath: fixtureData.TEST_RPC_MNEMONIC_BASE_DERIVATION_PATH,
-        });
-    });
-    describe('direct method calls', () => {
-        describe('success cases', () => {
-            it('returns the accounts', async () => {
-                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(DEFAULT_NUM_ACCOUNTS);
-            });
-            it('signs a personal message', async () => {
-                const data = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-                const ecSignatureHex = await subprovider.signPersonalMessageAsync(data, fixtureData.TEST_RPC_ACCOUNT_0);
-                expect(ecSignatureHex).to.be.equal(fixtureData.PERSONAL_MESSAGE_SIGNED_RESULT);
-            });
-            it('signs a personal message with second address', async () => {
-                const data = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-                const ecSignatureHex = await subprovider.signPersonalMessageAsync(data, fixtureData.TEST_RPC_ACCOUNT_1);
-                expect(ecSignatureHex).to.be.equal(fixtureData.PERSONAL_MESSAGE_ACCOUNT_1_SIGNED_RESULT);
-            });
-            it('signs a transaction', async () => {
-                const txHex = await subprovider.signTransactionAsync(fixtureData.TX_DATA);
-                expect(txHex).to.be.equal(fixtureData.TX_DATA_SIGNED_RESULT);
-            });
-            it('signs a transaction with the second address', async () => {
-                const txData = { ...fixtureData.TX_DATA, from: fixtureData.TEST_RPC_ACCOUNT_1 };
-                const txHex = await subprovider.signTransactionAsync(txData);
-                expect(txHex).to.be.equal(fixtureData.TX_DATA_ACCOUNT_1_SIGNED_RESULT);
-            });
-            it('signs an EIP712 sign typed data message', async () => {
-                const signature = await subprovider.signTypedDataAsync(
-                    fixtureData.TEST_RPC_ACCOUNT_0,
-                    fixtureData.EIP712_TEST_TYPED_DATA,
-                );
-                expect(signature).to.be.equal(fixtureData.EIP712_TEST_TYPED_DATA_SIGNED_RESULT);
-            });
-        });
-        describe('failure cases', () => {
-            it('throws an error if address is invalid ', async () => {
-                const txData = { ...fixtureData.TX_DATA, from: '0x0' };
-                return expect(subprovider.signTransactionAsync(txData)).to.be.rejectedWith(
-                    WalletSubproviderErrors.FromAddressMissingOrInvalid,
-                );
-            });
-            it('throws an error if address is valid format but not found', async () => {
-                const txData = { ...fixtureData.TX_DATA, from: fixtureData.NULL_ADDRESS };
-                return expect(subprovider.signTransactionAsync(txData)).to.be.rejectedWith(
-                    `${WalletSubproviderErrors.AddressNotFound}: ${fixtureData.NULL_ADDRESS}`,
-                );
-            });
-        });
-    });
-    describe('calls through a provider', () => {
-        let provider: Web3ProviderEngine;
-        before(() => {
-            provider = new Web3ProviderEngine();
-            provider.addProvider(subprovider);
-            const ganacheSubprovider = new GanacheSubprovider({});
-            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[0]).to.be.equal(fixtureData.TEST_RPC_ACCOUNT_0);
-                    expect(response.result.length).to.be.equal(DEFAULT_NUM_ACCOUNTS);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('signs a personal message with eth_sign', (done: DoneCallback) => {
-                const messageHex = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_sign',
-                    params: [fixtureData.TEST_RPC_ACCOUNT_0, messageHex],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    expect(response.result).to.be.equal(fixtureData.PERSONAL_MESSAGE_SIGNED_RESULT);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('signs a personal message with personal_sign', (done: DoneCallback) => {
-                const messageHex = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'personal_sign',
-                    params: [messageHex, fixtureData.TEST_RPC_ACCOUNT_0],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    expect(response.result).to.be.equal(fixtureData.PERSONAL_MESSAGE_SIGNED_RESULT);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('signs an EIP712 sign typed data message with eth_signTypedData', (done: DoneCallback) => {
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_signTypedData',
-                    params: [fixtureData.TEST_RPC_ACCOUNT_0, fixtureData.EIP712_TEST_TYPED_DATA],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    expect(response.result).to.be.equal(fixtureData.EIP712_TEST_TYPED_DATA_SIGNED_RESULT);
-                    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: [fixtureData.TEST_RPC_ACCOUNT_0, 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, fixtureData.TEST_RPC_ACCOUNT_0],
-                    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 `address` param not found when calling personal_sign', (done: DoneCallback) => {
-                const messageHex = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'personal_sign',
-                    params: [messageHex, fixtureData.NULL_ADDRESS],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, _response: JSONRPCResponsePayload) => {
-                    expect(err).to.not.be.a('null');
-                    expect(err.message).to.be.equal(
-                        `${WalletSubproviderErrors.AddressNotFound}: ${fixtureData.NULL_ADDRESS}`,
-                    );
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('should throw if `from` param missing when calling eth_sendTransaction', (done: DoneCallback) => {
-                const tx = {
-                    to: '0xafa3f8684e54059998bc3a7b0d2b0da075154d66',
-                    value: '0xde0b6b3a7640000',
-                };
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_sendTransaction',
-                    params: [tx],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, _response: JSONRPCResponsePayload) => {
-                    expect(err).to.not.be.a('null');
-                    expect(err.message).to.be.equal(WalletSubproviderErrors.SenderInvalidOrNotSupplied);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('should throw if `from` param invalid address when calling eth_sendTransaction', (done: DoneCallback) => {
-                const tx = {
-                    to: '0xafa3f8684e54059998bc3a7b0d2b0da075154d66',
-                    from: '0xIncorrectEthereumAddress',
-                    value: '0xde0b6b3a7640000',
-                };
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_sendTransaction',
-                    params: [tx],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, _response: JSONRPCResponsePayload) => {
-                    expect(err).to.not.be.a('null');
-                    expect(err.message).to.be.equal(WalletSubproviderErrors.SenderInvalidOrNotSupplied);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-        });
-    });
-});
diff --git a/packages/subproviders/test/unit/nonce_tracker_subprovider_test.ts b/packages/subproviders/test/unit/nonce_tracker_subprovider_test.ts
deleted file mode 100644
index a5cef30dc..000000000
--- a/packages/subproviders/test/unit/nonce_tracker_subprovider_test.ts
+++ /dev/null
@@ -1,149 +0,0 @@
-import * as chai from 'chai';
-import FixtureSubprovider = require('web3-provider-engine/subproviders/fixture');
-
-import { promisify } from '@0x/utils';
-import EthereumTx = require('ethereumjs-tx');
-
-import { NonceTrackerSubprovider, Web3ProviderEngine } from '../../src';
-import { chaiSetup } from '../chai_setup';
-
-const expect = chai.expect;
-chaiSetup.configure();
-
-describe('NonceTrackerSubprovider', () => {
-    let provider: Web3ProviderEngine;
-    const getTransactionCountPayload = {
-        jsonrpc: '2.0',
-        method: 'eth_getTransactionCount',
-        params: ['0x0', 'pending'],
-        id: 1,
-    };
-    const sendTransactionPayload = {
-        jsonrpc: '2.0',
-        method: 'eth_sendRawTransaction',
-        params: [],
-        id: 1,
-    };
-    const txParams = [
-        '0x',
-        '0x09184e72a000',
-        '0x2710',
-        '0x0000000000000000000000000000000000000000',
-        '0x',
-        '0x7f7465737432000000000000000000000000000000000000000000000000000000600057',
-        '0x1c',
-        '0x5e1d3a76fbf824220eafc8c79ad578ad2b67d01b0c2425eb1f1347e8f50882ab',
-        '0x5bd428537f05f9830e93792f90ea6a3e2d1ee84952dd96edbae9f658f831ab13',
-    ];
-    function createFixtureSubprovider(): FixtureSubprovider {
-        let isFirstGetTransactionCount = true;
-        const fixedBlockNumberAndTransactionCountProvider = new FixtureSubprovider({
-            eth_getBlockByNumber: '0x01',
-            eth_getTransactionCount: (_data: any, _next: any, end: any) => {
-                // For testing caching we return different results on the second call
-                if (isFirstGetTransactionCount) {
-                    isFirstGetTransactionCount = false;
-                    end(null, '0x00');
-                } else {
-                    end(null, '0x99');
-                }
-            },
-        });
-        return fixedBlockNumberAndTransactionCountProvider;
-    }
-    it('successfully caches the transaction count', async () => {
-        provider = new Web3ProviderEngine();
-        const nonceTrackerSubprovider = new NonceTrackerSubprovider();
-        provider.addProvider(nonceTrackerSubprovider);
-        provider.addProvider(createFixtureSubprovider());
-        provider.start();
-
-        const payload = { ...getTransactionCountPayload, params: ['0x0', 'pending'] };
-
-        const response = await promisify<any>(provider.sendAsync.bind(provider))(payload);
-        expect(response.result).to.be.eq('0x00');
-        const secondResponse = await promisify<any>(provider.sendAsync.bind(provider))(payload);
-        expect(secondResponse.result).to.be.eq('0x00');
-    });
-    it('does not cache the result for latest transaction count', async () => {
-        provider = new Web3ProviderEngine();
-        const nonceTrackerSubprovider = new NonceTrackerSubprovider();
-        provider.addProvider(nonceTrackerSubprovider);
-        provider.addProvider(createFixtureSubprovider());
-        provider.start();
-
-        const payload = { ...getTransactionCountPayload, params: ['0x0', 'latest'] };
-
-        const response = await promisify<any>(provider.sendAsync.bind(provider))(payload);
-        expect(response.result).to.be.eq('0x00');
-        const secondResponse = await promisify<any>(provider.sendAsync.bind(provider))(payload);
-        expect(secondResponse.result).to.be.eq('0x99');
-    });
-    it('clears the cache on a Nonce Too Low Error', async () => {
-        provider = new Web3ProviderEngine();
-        const nonceTrackerSubprovider = new NonceTrackerSubprovider();
-        provider.addProvider(nonceTrackerSubprovider);
-        provider.addProvider(createFixtureSubprovider());
-        provider.addProvider(
-            new FixtureSubprovider({
-                eth_sendRawTransaction: (_data: any, _next: any, end: any) => {
-                    end(new Error('Transaction nonce is too low'));
-                },
-            }),
-        );
-        provider.start();
-
-        const noncePayload = {
-            ...getTransactionCountPayload,
-            params: ['0x1f36f546477cda21bf2296c50976f2740247906f', 'pending'],
-        };
-        const transaction = new EthereumTx(txParams);
-        const txPayload = {
-            ...sendTransactionPayload,
-            params: [transaction.serialize()],
-        };
-
-        const response = await promisify<any>(provider.sendAsync.bind(provider))(noncePayload);
-        expect(response.result).to.be.eq('0x00');
-        const secondResponse = await promisify<any>(provider.sendAsync.bind(provider))(noncePayload);
-        expect(secondResponse.result).to.be.eq('0x00');
-        try {
-            await promisify(provider.sendAsync.bind(provider))(txPayload);
-        } catch (err) {
-            const thirdResponse = await promisify<any>(provider.sendAsync.bind(provider))(noncePayload);
-            expect(thirdResponse.result).to.be.eq('0x99');
-        }
-    });
-    it('increments the used nonce when a transaction successfully submits', async () => {
-        provider = new Web3ProviderEngine();
-        const nonceTrackerSubprovider = new NonceTrackerSubprovider();
-        provider.addProvider(nonceTrackerSubprovider);
-        provider.addProvider(createFixtureSubprovider());
-        provider.addProvider(
-            new FixtureSubprovider({
-                eth_sendRawTransaction: (_data: any, _next: any, end: any) => {
-                    end(null);
-                },
-            }),
-        );
-        provider.start();
-
-        const noncePayload = {
-            ...getTransactionCountPayload,
-            params: ['0x1f36f546477cda21bf2296c50976f2740247906f', 'pending'],
-        };
-        const transaction = new EthereumTx(txParams);
-        const txPayload = {
-            ...sendTransactionPayload,
-            params: [transaction.serialize()],
-        };
-
-        const response = await promisify<any>(provider.sendAsync.bind(provider))(noncePayload);
-        expect(response.result).to.be.eq('0x00');
-        const secondResponse = await promisify<any>(provider.sendAsync.bind(provider))(noncePayload);
-        expect(secondResponse.result).to.be.eq('0x00');
-        await promisify(provider.sendAsync.bind(provider))(txPayload);
-        const thirdResponse = await promisify<any>(provider.sendAsync.bind(provider))(noncePayload);
-        expect(thirdResponse.result).to.be.eq('0x01');
-    });
-});
diff --git a/packages/subproviders/test/unit/private_key_wallet_subprovider_test.ts b/packages/subproviders/test/unit/private_key_wallet_subprovider_test.ts
deleted file mode 100644
index 4cd70e5ed..000000000
--- a/packages/subproviders/test/unit/private_key_wallet_subprovider_test.ts
+++ /dev/null
@@ -1,232 +0,0 @@
-import * as chai from 'chai';
-import { JSONRPCResponsePayload } from 'ethereum-types';
-import * as ethUtils from 'ethereumjs-util';
-
-import { GanacheSubprovider, PrivateKeyWalletSubprovider, Web3ProviderEngine } from '../../src/';
-import { DoneCallback, WalletSubproviderErrors } from '../../src/types';
-import { chaiSetup } from '../chai_setup';
-import { fixtureData } from '../utils/fixture_data';
-import { reportCallbackErrors } from '../utils/report_callback_errors';
-
-chaiSetup.configure();
-const expect = chai.expect;
-
-describe('PrivateKeyWalletSubprovider', () => {
-    let subprovider: PrivateKeyWalletSubprovider;
-    before(async () => {
-        subprovider = new PrivateKeyWalletSubprovider(fixtureData.TEST_RPC_ACCOUNT_0_ACCOUNT_PRIVATE_KEY);
-    });
-    describe('direct method calls', () => {
-        describe('success cases', () => {
-            it('returns the account', async () => {
-                const accounts = await subprovider.getAccountsAsync();
-                expect(accounts[0]).to.be.equal(fixtureData.TEST_RPC_ACCOUNT_0);
-                expect(accounts.length).to.be.equal(1);
-            });
-            it('signs a personal message', async () => {
-                const data = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-                const ecSignatureHex = await subprovider.signPersonalMessageAsync(data, fixtureData.TEST_RPC_ACCOUNT_0);
-                expect(ecSignatureHex).to.be.equal(fixtureData.PERSONAL_MESSAGE_SIGNED_RESULT);
-            });
-            it('signs a transaction', async () => {
-                const txHex = await subprovider.signTransactionAsync(fixtureData.TX_DATA);
-                expect(txHex).to.be.equal(fixtureData.TX_DATA_SIGNED_RESULT);
-            });
-            it('signs an EIP712 sign typed data message', async () => {
-                const signature = await subprovider.signTypedDataAsync(
-                    fixtureData.TEST_RPC_ACCOUNT_0,
-                    fixtureData.EIP712_TEST_TYPED_DATA,
-                );
-                expect(signature).to.be.equal(fixtureData.EIP712_TEST_TYPED_DATA_SIGNED_RESULT);
-            });
-        });
-    });
-    describe('calls through a provider', () => {
-        let provider: Web3ProviderEngine;
-        before(() => {
-            provider = new Web3ProviderEngine();
-            provider.addProvider(subprovider);
-            const ganacheSubprovider = new GanacheSubprovider({});
-            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[0]).to.be.equal(fixtureData.TEST_RPC_ACCOUNT_0);
-                    expect(response.result.length).to.be.equal(1);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('signs a transaction', (done: DoneCallback) => {
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_signTransaction',
-                    params: [fixtureData.TX_DATA],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    expect(response.result.raw).to.be.equal(fixtureData.TX_DATA_SIGNED_RESULT);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('signs a personal message with eth_sign', (done: DoneCallback) => {
-                const messageHex = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_sign',
-                    params: [fixtureData.TEST_RPC_ACCOUNT_0, messageHex],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    expect(response.result).to.be.equal(fixtureData.PERSONAL_MESSAGE_SIGNED_RESULT);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('signs a personal message with personal_sign', (done: DoneCallback) => {
-                const messageHex = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'personal_sign',
-                    params: [messageHex, fixtureData.TEST_RPC_ACCOUNT_0],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    expect(response.result).to.be.equal(fixtureData.PERSONAL_MESSAGE_SIGNED_RESULT);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('signs an EIP712 sign typed data message with eth_signTypedData', (done: DoneCallback) => {
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_signTypedData',
-                    params: [fixtureData.TEST_RPC_ACCOUNT_0, fixtureData.EIP712_TEST_TYPED_DATA],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, response: JSONRPCResponsePayload) => {
-                    expect(err).to.be.a('null');
-                    expect(response.result).to.be.equal(fixtureData.EIP712_TEST_TYPED_DATA_SIGNED_RESULT);
-                    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: [fixtureData.TEST_RPC_ACCOUNT_0, 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, fixtureData.TEST_RPC_ACCOUNT_0],
-                    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 `address` param is not the address from private key when calling personal_sign', (done: DoneCallback) => {
-                const messageHex = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'personal_sign',
-                    params: [messageHex, fixtureData.TEST_RPC_ACCOUNT_1],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, _response: JSONRPCResponsePayload) => {
-                    expect(err).to.not.be.a('null');
-                    expect(err.message).to.be.equal(
-                        `Requested to sign message with address: ${
-                            fixtureData.TEST_RPC_ACCOUNT_1
-                        }, instantiated with address: ${fixtureData.TEST_RPC_ACCOUNT_0}`,
-                    );
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('should throw if `from` param missing when calling eth_sendTransaction', (done: DoneCallback) => {
-                const tx = {
-                    to: '0xafa3f8684e54059998bc3a7b0d2b0da075154d66',
-                    value: '0xde0b6b3a7640000',
-                };
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_sendTransaction',
-                    params: [tx],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, _response: JSONRPCResponsePayload) => {
-                    expect(err).to.not.be.a('null');
-                    expect(err.message).to.be.equal(WalletSubproviderErrors.SenderInvalidOrNotSupplied);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('should throw if `from` param invalid address when calling eth_sendTransaction', (done: DoneCallback) => {
-                const tx = {
-                    to: '0xafa3f8684e54059998bc3a7b0d2b0da075154d66',
-                    from: '0xIncorrectEthereumAddress',
-                    value: '0xde0b6b3a7640000',
-                };
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'eth_sendTransaction',
-                    params: [tx],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, _response: JSONRPCResponsePayload) => {
-                    expect(err).to.not.be.a('null');
-                    expect(err.message).to.be.equal(WalletSubproviderErrors.SenderInvalidOrNotSupplied);
-                    done();
-                });
-                provider.sendAsync(payload, callback);
-            });
-            it('should throw if `address` param not found when calling personal_sign', (done: DoneCallback) => {
-                const messageHex = ethUtils.bufferToHex(ethUtils.toBuffer(fixtureData.PERSONAL_MESSAGE_STRING));
-                const payload = {
-                    jsonrpc: '2.0',
-                    method: 'personal_sign',
-                    params: [messageHex, '0x0'],
-                    id: 1,
-                };
-                const callback = reportCallbackErrors(done)((err: Error, _response: JSONRPCResponsePayload) => {
-                    expect(err).to.not.be.a('null');
-                    expect(err.message).to.be.equal(`Expected address to be of type ETHAddressHex, encountered: 0x0`);
-                    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
deleted file mode 100644
index fb4e43f9e..000000000
--- a/packages/subproviders/test/unit/redundant_rpc_subprovider_test.ts
+++ /dev/null
@@ -1,63 +0,0 @@
-import { DoneCallback } from '@0x/types';
-import * as chai from 'chai';
-import { JSONRPCResponsePayload } from 'ethereum-types';
-import * as Sinon from 'sinon';
-
-import { RedundantSubprovider, RPCSubprovider, Web3ProviderEngine } from '../../src';
-import { Subprovider } from '../../src/subproviders/subprovider';
-import { chaiSetup } from '../chai_setup';
-import { ganacheSubprovider } from '../utils/ganache_subprovider';
-import { reportCallbackErrors } from '../utils/report_callback_errors';
-
-const expect = chai.expect;
-chaiSetup.configure();
-const DEFAULT_NUM_ACCOUNTS = 10;
-
-describe('RedundantSubprovider', () => {
-    let provider: Web3ProviderEngine;
-    it('succeeds when supplied a healthy endpoint', (done: DoneCallback) => {
-        provider = new Web3ProviderEngine();
-        const subproviders = [ganacheSubprovider];
-        const redundantSubprovider = new RedundantSubprovider(subproviders);
-        provider.addProvider(redundantSubprovider);
-        provider.start();
-
-        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(DEFAULT_NUM_ACCOUNTS);
-            done();
-        });
-        provider.sendAsync(payload, callback);
-    });
-    it('succeeds when supplied at least one healthy endpoint', (done: DoneCallback) => {
-        provider = new Web3ProviderEngine();
-        const nonExistentSubprovider = new RPCSubprovider('http://does-not-exist:3000');
-        const handleRequestStub = Sinon.stub(nonExistentSubprovider, 'handleRequest').throws(
-            new Error('REQUEST_FAILED'),
-        );
-        const subproviders = [nonExistentSubprovider as Subprovider, ganacheSubprovider];
-        const redundantSubprovider = new RedundantSubprovider(subproviders);
-        provider.addProvider(redundantSubprovider);
-        provider.start();
-
-        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(DEFAULT_NUM_ACCOUNTS);
-            handleRequestStub.restore();
-            done();
-        });
-        provider.sendAsync(payload, callback);
-    });
-});
diff --git a/packages/subproviders/test/utils/configs.ts b/packages/subproviders/test/utils/configs.ts
deleted file mode 100644
index 341037e4f..000000000
--- a/packages/subproviders/test/utils/configs.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-export const configs = {
-    port: 8545,
-    networkId: 50,
-    mnemonic: 'concert load couple harbor equip island argue ramp clarify fence smart topic',
-};
diff --git a/packages/subproviders/test/utils/fixture_data.ts b/packages/subproviders/test/utils/fixture_data.ts
deleted file mode 100644
index 3eb4493b5..000000000
--- a/packages/subproviders/test/utils/fixture_data.ts
+++ /dev/null
@@ -1,64 +0,0 @@
-const TEST_RPC_ACCOUNT_0 = '0x5409ed021d9299bf6814279a6a1411a7e866a631';
-const TEST_RPC_ACCOUNT_1 = '0x6ecbe1db9ef729cbe972c83fb886247691fb6beb';
-const NULL_ADDRESS = '0x0000000000000000000000000000000000000000';
-const networkId = 42;
-export const fixtureData = {
-    NULL_ADDRESS,
-    TEST_RPC_ACCOUNT_0,
-    TEST_RPC_ACCOUNT_0_ACCOUNT_PRIVATE_KEY: 'F2F48EE19680706196E2E339E5DA3491186E0C4C5030670656B0E0164837257D',
-    TEST_RPC_ACCOUNT_1,
-    TEST_RPC_MNEMONIC: 'concert load couple harbor equip island argue ramp clarify fence smart topic',
-    TEST_RPC_MNEMONIC_BASE_DERIVATION_PATH: `44'/60'/0'/0`,
-    PERSONAL_MESSAGE_STRING: 'hello world',
-    PERSONAL_MESSAGE_SIGNED_RESULT:
-        '0x1b0ec5e2908e993d0c8ab6b46da46be2688fdf03c7ea6686075de37392e50a7d7fcc531446699132fbda915bd989882e0064d417018773a315fb8d43ed063c9b00',
-    PERSONAL_MESSAGE_ACCOUNT_1_SIGNED_RESULT:
-        '0xe7ae0c21d02eb38f2c2a20d9d7876a98cc7ef035b7a4559d49375e2ec735e06f0d0ab0ff92ee56c5ffc28d516e6ed0692d0270feae8796408dbef060c6c7100f01',
-    TESTRPC_BASE_DERIVATION_PATH: `m/44'/60'/0'/0`,
-    NETWORK_ID: networkId,
-    TX_DATA: {
-        nonce: '0x00',
-        gasPrice: '0x0',
-        gas: '0x2710',
-        to: NULL_ADDRESS,
-        value: '0x00',
-        chainId: networkId,
-        from: TEST_RPC_ACCOUNT_0,
-    },
-    // This is the signed result of the above Transaction Data
-    TX_DATA_SIGNED_RESULT:
-        '0xf85f8080822710940000000000000000000000000000000000000000808078a0712854c73c69445cc1b22a7c3d7312ff9a97fe4ffba35fd636e8236b211b6e7ca0647cee031615e52d916c7c707025bc64ad525d8f1b9876c3435a863b42743178',
-    TX_DATA_ACCOUNT_1_SIGNED_RESULT:
-        '0xf85f8080822710940000000000000000000000000000000000000000808078a04b02af7ff3f18ce114b601542cc8ebdc50921354f75dd510d31793453a0710e6a0540082a01e475465801b8186a2edc79ec1a2dcf169b9781c25a58a417023c9ca',
-    EIP712_TEST_TYPED_DATA: {
-        types: {
-            EIP712Domain: [
-                {
-                    name: 'name',
-                    type: 'string',
-                },
-            ],
-            Test: [
-                {
-                    name: 'testAddress',
-                    type: 'address',
-                },
-                {
-                    name: 'testNumber',
-                    type: 'uint256',
-                },
-            ],
-        },
-        domain: {
-            name: 'Test',
-        },
-        message: {
-            testAddress: '0x0000000000000000000000000000000000000000',
-            testNumber: '12345',
-        },
-        primaryType: 'Test',
-    },
-    EIP712_TEST_TYPED_DATA_HASH: '0xb460d69ca60383293877cd765c0f97bd832d66bca720f7e32222ce1118832493',
-    EIP712_TEST_TYPED_DATA_SIGNED_RESULT:
-        '0x20af5b6bfc3658942198d6eeda159b4ed589f90cee6eac3ba117818ffba5fd7e354a353aad93faabd6eb6c66e17921c92bd1cd09c92a770f554470dc3e254ce701',
-};
diff --git a/packages/subproviders/test/utils/ganache_subprovider.ts b/packages/subproviders/test/utils/ganache_subprovider.ts
deleted file mode 100644
index ac4a9325c..000000000
--- a/packages/subproviders/test/utils/ganache_subprovider.ts
+++ /dev/null
@@ -1,18 +0,0 @@
-import * as fs from 'fs';
-
-import { GanacheSubprovider } from '../../src/subproviders/ganache';
-import { configs } from '../utils/configs';
-
-const logger = {
-    log: (arg: any) => {
-        fs.appendFileSync('ganache.log', `${arg}\n`);
-    },
-};
-
-export const ganacheSubprovider = new GanacheSubprovider({
-    logger,
-    verbose: false,
-    port: configs.port,
-    networkId: configs.networkId,
-    mnemonic: configs.mnemonic,
-});
diff --git a/packages/subproviders/test/utils/report_callback_errors.ts b/packages/subproviders/test/utils/report_callback_errors.ts
deleted file mode 100644
index 6eb7420c3..000000000
--- a/packages/subproviders/test/utils/report_callback_errors.ts
+++ /dev/null
@@ -1,14 +0,0 @@
-import { DoneCallback } from '@0x/types';
-
-export const reportCallbackErrors = (done: DoneCallback) => {
-    return (f: (...args: any[]) => void) => {
-        const wrapped = async (...args: any[]) => {
-            try {
-                f(...args);
-            } catch (err) {
-                done(err);
-            }
-        };
-        return wrapped;
-    };
-};