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openzeppelin-contracts/test/token/ERC20/TokenTimelock.test.js

54 lines
2.0 KiB

const { latestTime } = require('../../helpers/latestTime');
const { increaseTimeTo, duration } = require('../../helpers/increaseTime');
const { expectThrow } = require('../../helpers/expectThrow');
const BigNumber = web3.BigNumber;
require('chai')
.use(require('chai-bignumber')(BigNumber))
.should();
const MintableToken = artifacts.require('MintableToken');
const TokenTimelock = artifacts.require('TokenTimelock');
contract('TokenTimelock', function ([_, owner, beneficiary]) {
const amount = new BigNumber(100);
beforeEach(async function () {
this.token = await MintableToken.new({ from: owner });
this.releaseTime = (await latestTime()) + duration.years(1);
this.timelock = await TokenTimelock.new(this.token.address, beneficiary, this.releaseTime);
await this.token.mint(this.timelock.address, amount, { from: owner });
});
it('cannot be released before time limit', async function () {
await expectThrow(this.timelock.release());
});
it('cannot be released just before time limit', async function () {
await increaseTimeTo(this.releaseTime - duration.seconds(3));
await expectThrow(this.timelock.release());
});
it('can be released just after limit', async function () {
await increaseTimeTo(this.releaseTime + duration.seconds(1));
await this.timelock.release();
const balance = await this.token.balanceOf(beneficiary);
balance.should.be.bignumber.equal(amount);
});
it('can be released after time limit', async function () {
await increaseTimeTo(this.releaseTime + duration.years(1));
await this.timelock.release();
const balance = await this.token.balanceOf(beneficiary);
balance.should.be.bignumber.equal(amount);
});
it('cannot be released twice', async function () {
await increaseTimeTo(this.releaseTime + duration.years(1));
await this.timelock.release();
await expectThrow(this.timelock.release());
const balance = await this.token.balanceOf(beneficiary);
balance.should.be.bignumber.equal(amount);
});
});