Use make-promises-safe to catch unhandled rejections in tests

packages/contracts/test/ether_token.ts

@@ -3,6 +3,7 @@ import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-u
 import { BigNumber, promisify } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
+import 'make-promises-safe';
 
 import { WETH9Contract } from '../src/contract_wrappers/generated/weth9';
 import { artifacts } from '../util/artifacts';

packages/contracts/test/exchange/core.ts

@@ -4,6 +4,7 @@ import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 import ethUtil = require('ethereumjs-util');
+import 'make-promises-safe';
 import * as Web3 from 'web3';
 
 import { DummyTokenContract } from '../../src/contract_wrappers/generated/dummy_token';

packages/contracts/test/exchange/helpers.ts

@@ -4,6 +4,7 @@ import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 import ethUtil = require('ethereumjs-util');
+import 'make-promises-safe';
 
 import {
     ExchangeContract,

packages/contracts/test/exchange/wrapper.ts

@@ -4,6 +4,7 @@ import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 import * as _ from 'lodash';
+import 'make-promises-safe';
 import * as Web3 from 'web3';
 
 import { DummyTokenContract } from '../../src/contract_wrappers/generated/dummy_token';

packages/contracts/test/multi_sig_with_time_lock.ts

@@ -3,6 +3,7 @@ import { BlockchainLifecycle, web3Factory } from '@0xproject/dev-utils';
 import { AbiDecoder, BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
+import 'make-promises-safe';
 import * as Web3 from 'web3';
 
 import * as multiSigWalletJSON from '../../build/contracts/MultiSigWalletWithTimeLock.json';

packages/contracts/test/multi_sig_with_time_lock_except_remove_auth_addr.ts

@@ -3,6 +3,7 @@ import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-u
 import { AbiDecoder, BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
+import 'make-promises-safe';
 import * as Web3 from 'web3';
 
 import { MultiSigWalletContract } from '../src/contract_wrappers/generated/multi_sig_wallet';

packages/contracts/test/token_registry.ts

@@ -5,6 +5,7 @@ import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 import ethUtil = require('ethereumjs-util');
 import * as _ from 'lodash';
+import 'make-promises-safe';
 import * as Web3 from 'web3';
 
 import { TokenRegistryContract } from '../src/contract_wrappers/generated/token_registry';

packages/contracts/test/token_transfer_proxy/auth.ts

@@ -1,6 +1,7 @@
 import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
+import 'make-promises-safe';
 import * as Web3 from 'web3';
 
 import { TokenTransferProxyContract } from '../../src/contract_wrappers/generated/token_transfer_proxy';

packages/contracts/test/token_transfer_proxy/transfer_from.ts

@@ -2,6 +2,7 @@ import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-u
 import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
+import 'make-promises-safe';
 import * as Web3 from 'web3';
 
 import { DummyTokenContract } from '../../src/contract_wrappers/generated/dummy_token';

packages/contracts/test/tutorials/arbitrage.ts

@@ -5,6 +5,7 @@ import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
 import ethUtil = require('ethereumjs-util');
+import 'make-promises-safe';
 import * as Web3 from 'web3';
 
 import { AccountLevelsContract } from '../../src/contract_wrappers/generated/account_levels';

packages/contracts/test/unlimited_allowance_token.ts

@@ -3,6 +3,7 @@ import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-u
 import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
+import 'make-promises-safe';
 import * as Web3 from 'web3';
 
 import { DummyTokenContract } from '../src/contract_wrappers/generated/dummy_token';

packages/contracts/test/zrx_token.ts

@@ -3,6 +3,7 @@ import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-u
 import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
+import 'make-promises-safe';
 import * as Web3 from 'web3';
 
 import { ZRXTokenContract } from '../src/contract_wrappers/generated/zrx_token';