Remove unused variables in tests (#3852)

test/token/ERC20/extensions/ERC20FlashMint.test.js

@@ -1,8 +1,8 @@
 /* eslint-disable */
 
-const { BN, constants, expectEvent, expectRevert, time } = require('@openzeppelin/test-helpers');
+const { BN, constants, expectEvent, expectRevert } = require('@openzeppelin/test-helpers');
 const { expect } = require('chai');
-const { MAX_UINT256, ZERO_ADDRESS, ZERO_BYTES32 } = constants;
+const { MAX_UINT256, ZERO_ADDRESS } = constants;
 
 const ERC20FlashMintMock = artifacts.require('ERC20FlashMintMock');
 const ERC3156FlashBorrowerMock = artifacts.require('ERC3156FlashBorrowerMock');

test/token/ERC20/extensions/ERC20Votes.test.js

@@ -2,7 +2,7 @@
 
 const { BN, constants, expectEvent, expectRevert, time } = require('@openzeppelin/test-helpers');
 const { expect } = require('chai');
-const { MAX_UINT256, ZERO_ADDRESS, ZERO_BYTES32 } = constants;
+const { MAX_UINT256, ZERO_ADDRESS } = constants;
 
 const { fromRpcSig } = require('ethereumjs-util');
 const ethSigUtil = require('eth-sig-util');
@@ -20,7 +20,7 @@ const Delegation = [
 ];
 
 contract('ERC20Votes', function (accounts) {
-  const [ holder, recipient, holderDelegatee, recipientDelegatee, other1, other2 ] = accounts;
+  const [ holder, recipient, holderDelegatee, other1, other2 ] = accounts;
 
   const name = 'My Token';
   const symbol = 'MTKN';

test/token/ERC20/extensions/ERC20VotesComp.test.js

@@ -2,7 +2,7 @@
 
 const { BN, constants, expectEvent, expectRevert, time } = require('@openzeppelin/test-helpers');
 const { expect } = require('chai');
-const { MAX_UINT256, ZERO_ADDRESS, ZERO_BYTES32 } = constants;
+const { MAX_UINT256, ZERO_ADDRESS } = constants;
 
 const { fromRpcSig } = require('ethereumjs-util');
 const ethSigUtil = require('eth-sig-util');
@@ -20,7 +20,7 @@ const Delegation = [
 ];
 
 contract('ERC20VotesComp', function (accounts) {
-  const [ holder, recipient, holderDelegatee, recipientDelegatee, other1, other2 ] = accounts;
+  const [ holder, recipient, holderDelegatee, other1, other2 ] = accounts;
 
   const name = 'My Token';
   const symbol = 'MTKN';

test/token/ERC20/extensions/draft-ERC20Permit.test.js

@@ -1,8 +1,8 @@
 /* eslint-disable */
 
-const { BN, constants, expectEvent, expectRevert, time } = require('@openzeppelin/test-helpers');
+const { BN, constants, expectRevert, time } = require('@openzeppelin/test-helpers');
 const { expect } = require('chai');
-const { MAX_UINT256, ZERO_ADDRESS, ZERO_BYTES32 } = constants;
+const { MAX_UINT256 } = constants;
 
 const { fromRpcSig } = require('ethereumjs-util');
 const ethSigUtil = require('eth-sig-util');
@@ -13,7 +13,7 @@ const ERC20PermitMock = artifacts.require('ERC20PermitMock');
 const { EIP712Domain, Permit, domainSeparator } = require('../../../helpers/eip712');
 
 contract('ERC20Permit', function (accounts) {
-  const [ initialHolder, spender, recipient, other ] = accounts;
+  const [ initialHolder, spender ] = accounts;
 
   const name = 'My Token';
   const symbol = 'MTKN';
@@ -62,7 +62,7 @@ contract('ERC20Permit', function (accounts) {
       const signature = ethSigUtil.signTypedMessage(wallet.getPrivateKey(), { data });
       const { v, r, s } = fromRpcSig(signature);
 
-      const receipt = await this.token.permit(owner, spender, value, maxDeadline, v, r, s);
+      await this.token.permit(owner, spender, value, maxDeadline, v, r, s);
 
       expect(await this.token.nonces(owner)).to.be.bignumber.equal('1');
       expect(await this.token.allowance(owner, spender)).to.be.bignumber.equal(value);