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

1 files changed, 1 insertions, 0 deletions

diff --git a/packages/metacoin/test/metacoin_test.ts b/packages/metacoin/test/metacoin_test.ts
index 8369632c2..d1331a4dc 100644
--- a/packages/metacoin/test/metacoin_test.ts
+++ b/packages/metacoin/test/metacoin_test.ts
@@ -4,6 +4,7 @@ import { LogWithDecodedArgs } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as chai from 'chai';
+import 'make-promises-safe';
 
 import * as MetacoinArtifact from '../artifacts/Metacoin.json';
 import { MetacoinContract, TransferContractEventArgs } from '../src/contract_wrappers/metacoin';