5dfe7215a9
* Initial migration to Solidity 0.6.x - v3.0 first steps (#2063) * Initial migration, missing GSN, 721, 777 and Crowdsales. * Add _beforeTokenOperation and _afterTokenOperation. * Add documentation for hooks. * Add hooks doc * Add missing drafts * Add back ERC721 with hooks * Bring back ERC777 * Notes on hooks * Bring back GSN * Make functions virtual * Make GSN overrides explicit * Fix ERC20Pausable tests * Remove virtual from some view functions * Update linter * Delete examples * Remove unnecessary virtual * Remove roles from Pausable * Remove roles * Remove users of roles * Adapt ERC20 tests * Fix ERC721 tests * Add all ERC721 hooks * Add ERC777 hooks * Fix remaining tests * Bump compiler version * Move 721BurnableMock into mocks directory * Remove _before hooks * Fix tests * Upgrade linter * Put modifiers last * Remove _beforeTokenApproval and _beforeOperatorApproval hooks
71 lines
2.9 KiB
JavaScript
71 lines
2.9 KiB
JavaScript
const { accounts, contract } = require('@openzeppelin/test-environment');
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const { BN, expectRevert, time } = require('@openzeppelin/test-helpers');
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const { expect } = require('chai');
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const ERC20Mock = contract.fromArtifact('ERC20Mock');
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const TokenTimelock = contract.fromArtifact('TokenTimelock');
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describe('TokenTimelock', function () {
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const [ beneficiary ] = accounts;
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const amount = new BN(100);
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context('with token', function () {
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beforeEach(async function () {
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this.token = await ERC20Mock.new(beneficiary, 0); // We're not using the preminted tokens
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});
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it('rejects a release time in the past', async function () {
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const pastReleaseTime = (await time.latest()).sub(time.duration.years(1));
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await expectRevert(
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TokenTimelock.new(this.token.address, beneficiary, pastReleaseTime),
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'TokenTimelock: release time is before current time'
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);
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});
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context('once deployed', function () {
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beforeEach(async function () {
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this.releaseTime = (await time.latest()).add(time.duration.years(1));
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this.timelock = await TokenTimelock.new(this.token.address, beneficiary, this.releaseTime);
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await this.token.mint(this.timelock.address, amount);
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});
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it('can get state', async function () {
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expect(await this.timelock.token()).to.equal(this.token.address);
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expect(await this.timelock.beneficiary()).to.equal(beneficiary);
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expect(await this.timelock.releaseTime()).to.be.bignumber.equal(this.releaseTime);
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});
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it('cannot be released before time limit', async function () {
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await expectRevert(this.timelock.release(), 'TokenTimelock: current time is before release time');
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});
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it('cannot be released just before time limit', async function () {
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await time.increaseTo(this.releaseTime.sub(time.duration.seconds(3)));
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await expectRevert(this.timelock.release(), 'TokenTimelock: current time is before release time');
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});
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it('can be released just after limit', async function () {
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await time.increaseTo(this.releaseTime.add(time.duration.seconds(1)));
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await this.timelock.release();
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expect(await this.token.balanceOf(beneficiary)).to.be.bignumber.equal(amount);
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});
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it('can be released after time limit', async function () {
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await time.increaseTo(this.releaseTime.add(time.duration.years(1)));
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await this.timelock.release();
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expect(await this.token.balanceOf(beneficiary)).to.be.bignumber.equal(amount);
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});
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it('cannot be released twice', async function () {
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await time.increaseTo(this.releaseTime.add(time.duration.years(1)));
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await this.timelock.release();
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await expectRevert(this.timelock.release(), 'TokenTimelock: no tokens to release');
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expect(await this.token.balanceOf(beneficiary)).to.be.bignumber.equal(amount);
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});
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});
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});
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});
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