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122 lines
4.3 KiB
122 lines
4.3 KiB
const { BN, expectEvent, time } = require('@openzeppelin/test-helpers');
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const Enums = require('../../helpers/enums');
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const {
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runGovernorWorkflow,
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} = require('./../GovernorWorkflow.behavior');
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const Token = artifacts.require('ERC20VotesMock');
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const Governor = artifacts.require('GovernorMock');
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const CallReceiver = artifacts.require('CallReceiverMock');
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contract('GovernorVotesQuorumFraction', function (accounts) {
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const [ owner, voter1, voter2, voter3, voter4 ] = accounts;
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const name = 'OZ-Governor';
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// const version = '1';
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const tokenName = 'MockToken';
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const tokenSymbol = 'MTKN';
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const tokenSupply = new BN(web3.utils.toWei('100'));
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const ratio = new BN(8); // percents
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const newRatio = new BN(6); // percents
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beforeEach(async function () {
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this.owner = owner;
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this.token = await Token.new(tokenName, tokenSymbol);
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this.mock = await Governor.new(name, this.token.address, 4, 16, ratio);
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this.receiver = await CallReceiver.new();
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await this.token.mint(owner, tokenSupply);
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await this.token.delegate(voter1, { from: voter1 });
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await this.token.delegate(voter2, { from: voter2 });
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await this.token.delegate(voter3, { from: voter3 });
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await this.token.delegate(voter4, { from: voter4 });
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});
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it('deployment check', async function () {
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expect(await this.mock.name()).to.be.equal(name);
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expect(await this.mock.token()).to.be.equal(this.token.address);
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expect(await this.mock.votingDelay()).to.be.bignumber.equal('4');
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expect(await this.mock.votingPeriod()).to.be.bignumber.equal('16');
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expect(await this.mock.quorum(0)).to.be.bignumber.equal('0');
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expect(await this.mock.quorumNumerator()).to.be.bignumber.equal(ratio);
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expect(await this.mock.quorumDenominator()).to.be.bignumber.equal('100');
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expect(await time.latestBlock().then(blockNumber => this.mock.quorum(blockNumber.subn(1))))
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.to.be.bignumber.equal(tokenSupply.mul(ratio).divn(100));
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});
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describe('quroum not reached', function () {
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beforeEach(async function () {
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this.settings = {
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proposal: [
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[ this.receiver.address ],
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[ web3.utils.toWei('0') ],
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[ this.receiver.contract.methods.mockFunction().encodeABI() ],
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'<proposal description>',
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],
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tokenHolder: owner,
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voters: [
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{ voter: voter1, weight: web3.utils.toWei('1'), support: Enums.VoteType.For },
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],
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steps: {
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execute: { error: 'Governor: proposal not successful' },
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},
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};
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});
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runGovernorWorkflow();
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});
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describe('update quorum ratio through proposal', function () {
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beforeEach(async function () {
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this.settings = {
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proposal: [
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[ this.mock.address ],
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[ web3.utils.toWei('0') ],
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[ this.mock.contract.methods.updateQuorumNumerator(newRatio).encodeABI() ],
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'<proposal description>',
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],
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tokenHolder: owner,
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voters: [
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{ voter: voter1, weight: tokenSupply, support: Enums.VoteType.For },
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],
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};
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});
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afterEach(async function () {
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await expectEvent.inTransaction(
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this.receipts.execute.transactionHash,
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this.mock,
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'QuorumNumeratorUpdated',
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{
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oldQuorumNumerator: ratio,
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newQuorumNumerator: newRatio,
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},
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);
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expect(await this.mock.quorumNumerator()).to.be.bignumber.equal(newRatio);
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expect(await this.mock.quorumDenominator()).to.be.bignumber.equal('100');
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expect(await time.latestBlock().then(blockNumber => this.mock.quorum(blockNumber.subn(1))))
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.to.be.bignumber.equal(tokenSupply.mul(newRatio).divn(100));
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});
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runGovernorWorkflow();
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});
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describe('update quorum over the maximum', function () {
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beforeEach(async function () {
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this.settings = {
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proposal: [
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[ this.mock.address ],
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[ web3.utils.toWei('0') ],
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[ this.mock.contract.methods.updateQuorumNumerator(new BN(101)).encodeABI() ],
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'<proposal description>',
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],
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tokenHolder: owner,
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voters: [
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{ voter: voter1, weight: tokenSupply, support: Enums.VoteType.For },
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],
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steps: {
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execute: { error: 'GovernorVotesQuorumFraction: quorumNumerator over quorumDenominator' },
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},
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};
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});
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runGovernorWorkflow();
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});
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});
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