Use make-promises-safe as a preloader instead of manually importing

2 files changed, 1 insertions, 2 deletions

diff --git a/packages/metacoin/package.json b/packages/metacoin/package.json
index 6db14334e..61ee8280e 100644
--- a/packages/metacoin/package.json
+++ b/packages/metacoin/package.json
@@ -17,7 +17,7 @@
         "rebuild_and_test": "run-s build test",
         "test:coverage": "SOLIDITY_COVERAGE=true run-s build run_mocha coverage:report:text coverage:report:lcov",
         "test:profile": "SOLIDITY_PROFILER=true run-s build run_mocha profiler:report:html",
-        "run_mocha": "mocha --require source-map-support/register lib/test/**/*_test.js lib/test/global_hooks.js --bail --exit --timeout 10000",
+        "run_mocha": "mocha --require source-map-support/register --require make-promises-safe lib/test/**/*_test.js lib/test/global_hooks.js --bail --exit --timeout 10000",
         "generate_contract_wrappers": "abi-gen --abis 'artifacts/Metacoin.json' --template ../contract_templates/contract.handlebars --partials '../contract_templates/partials/**/*.handlebars' --output src/contract_wrappers --backend ethers",
         "coverage:report:text": "istanbul report text",
         "coverage:report:html": "istanbul report html && open coverage/index.html",
diff --git a/packages/metacoin/test/metacoin_test.ts b/packages/metacoin/test/metacoin_test.ts
index 78de57a2a..89c2c3b4c 100644
--- a/packages/metacoin/test/metacoin_test.ts
+++ b/packages/metacoin/test/metacoin_test.ts
@@ -3,7 +3,6 @@ import { ContractArtifact } from '@0xproject/sol-compiler';
 import { BigNumber } from '@0xproject/utils';
 import * as chai from 'chai';
 import { LogWithDecodedArgs } from 'ethereum-types';
-import 'make-promises-safe';
 
 import * as MetacoinArtifact from '../artifacts/Metacoin.json';
 import { MetacoinContract, TransferContractEventArgs } from '../src/contract_wrappers/metacoin';