From 935dca67e652c18699b34a0bda1898a1af5a8997 Mon Sep 17 00:00:00 2001
From: Jacob Evans <jacob@dekz.net>
Date: Tue, 26 Nov 2019 16:09:40 +1100
Subject: [PATCH] ERC1155 Wrapper without chai

---
 contracts/asset-proxy/src/index.ts       | 2 +-
 contracts/erc1155/package.json           | 2 +-
 contracts/erc1155/src/erc1155_wrapper.ts | 7 +++----
 3 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/contracts/asset-proxy/src/index.ts b/contracts/asset-proxy/src/index.ts
index 03cb1951c3..76e68906e6 100644
--- a/contracts/asset-proxy/src/index.ts
+++ b/contracts/asset-proxy/src/index.ts
@@ -16,7 +16,7 @@ export {
 export { ERC20Wrapper } from './erc20_wrapper';
 export { ERC721Wrapper } from './erc721_wrapper';
 export { ERC1155ProxyWrapper } from './erc1155_proxy_wrapper';
-export { Erc1155Wrapper, ERC1155MintableContract } from '@0x/contracts-erc1155';
+export { ERC1155MintableContract, Erc1155Wrapper } from '@0x/contracts-erc1155';
 export { DummyERC20TokenContract } from '@0x/contracts-erc20';
 export { DummyERC721TokenContract } from '@0x/contracts-erc721';
 export {
diff --git a/contracts/erc1155/package.json b/contracts/erc1155/package.json
index 2e039e52af..3fe4db52ce 100644
--- a/contracts/erc1155/package.json
+++ b/contracts/erc1155/package.json
@@ -64,7 +64,6 @@
         "@types/mocha": "^5.2.7",
         "@types/node": "*",
         "@0x/typescript-typings": "^4.4.0-beta.2",
-        "@0x/contracts-test-utils": "^3.2.0-beta.3",
         "ethereum-types": "^2.2.0-beta.2",
         "chai": "^4.0.1",
         "chai-as-promised": "^7.1.0",
@@ -82,6 +81,7 @@
     },
     "dependencies": {
         "@0x/base-contract": "^5.5.0-beta.3",
+        "@0x/contracts-test-utils": "^3.2.0-beta.3",
         "@0x/utils": "^4.6.0-beta.2",
         "@0x/web3-wrapper": "^6.1.0-beta.2",
         "lodash": "^4.17.11"
diff --git a/contracts/erc1155/src/erc1155_wrapper.ts b/contracts/erc1155/src/erc1155_wrapper.ts
index 2017ac6b44..b66da0a418 100644
--- a/contracts/erc1155/src/erc1155_wrapper.ts
+++ b/contracts/erc1155/src/erc1155_wrapper.ts
@@ -1,12 +1,9 @@
 import { BigNumber } from '@0x/utils';
-import * as chai from 'chai';
 import { LogWithDecodedArgs, Provider, TransactionReceiptWithDecodedLogs } from 'ethereum-types';
 import * as _ from 'lodash';
 
 import { ERC1155MintableContract, ERC1155TransferSingleEventArgs } from './wrappers';
 
-const expect = chai.expect;
-
 export class Erc1155Wrapper {
     private readonly _erc1155Contract: ERC1155MintableContract;
     private readonly _contractOwner: string;
@@ -135,7 +132,9 @@ export class Erc1155Wrapper {
         });
         const balances = await this.getBalancesAsync(ownersExtended, tokensExtended);
         _.each(balances, (balance: BigNumber, i: number) => {
-            expect(balance, `${ownersExtended[i]}${tokensExtended[i]}`).to.be.bignumber.equal(expectedBalances[i]);
+            if (!balance.isEqualTo(expectedBalances[i])) {
+                throw new Error(`${ownersExtended[i]}${tokensExtended[i]} balance not equal ${expectedBalances[i]}`);
+            }
         });
     }
     public async isNonFungibleItemAsync(tokenId: BigNumber): Promise<boolean> {