96 lines
3.6 KiB
JavaScript
96 lines
3.6 KiB
JavaScript
const BigNumber = web3.BigNumber
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require('chai')
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.use(require('chai-as-promised'))
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.use(require('chai-bignumber')(BigNumber))
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.should();
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import EVMThrow from './helpers/EVMThrow'
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import latestTime from './helpers/latestTime';
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import {increaseTimeTo, duration} from './helpers/increaseTime';
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const MintableToken = artifacts.require('MintableToken');
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const TokenVesting = artifacts.require('TokenVesting');
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contract('TokenVesting', function ([_, owner, beneficiary]) {
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const amount = new BigNumber(1000);
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beforeEach(async function () {
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this.token = await MintableToken.new({ from: owner });
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this.cliff = latestTime() + duration.years(1);
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this.end = latestTime() + duration.years(2);
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this.vesting = await TokenVesting.new(beneficiary, this.cliff, this.end, true, { from: owner });
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this.start = latestTime(); // gets the timestamp at construction
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await this.token.mint(this.vesting.address, amount, { from: owner });
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});
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it('cannot be released before cliff', async function () {
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await this.vesting.release(this.token.address).should.be.rejectedWith(EVMThrow);
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});
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it('can be released after cliff', async function () {
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await increaseTimeTo(this.cliff + duration.weeks(1));
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await this.vesting.release(this.token.address).should.be.fulfilled;
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});
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it('should release proper amount after cliff', async function () {
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await increaseTimeTo(this.cliff);
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const { receipt } = await this.vesting.release(this.token.address);
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const releaseTime = web3.eth.getBlock(receipt.blockNumber).timestamp;
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const balance = await this.token.balanceOf(beneficiary);
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balance.should.bignumber.equal(amount.mul(releaseTime - this.start).div(this.end - this.start).floor());
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});
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it('should linearly release tokens during vesting period');
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it('should have released all after end', async function () {
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await increaseTimeTo(this.end);
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await this.vesting.release(this.token.address);
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const balance = await this.token.balanceOf(beneficiary);
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balance.should.bignumber.equal(amount);
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});
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it('should not fail to be revoked by owner if revocable is set', async function () {
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const vesting = await TokenVesting.new(beneficiary, this.cliff, this.end, true, { from: owner } );
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await vesting.revoke(this.token.address, { from: owner }).should.be.rejectedWith(EVMThrow);
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});
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it('should fail to be revoked by owner if revocable not set', async function () {
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const vesting = await TokenVesting.new(beneficiary, this.cliff, this.end, false, { from: owner } );
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await vesting.revoke(this.token.address, { from: owner }).should.be.rejectedWith(EVMThrow);
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});
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it('should return the non-vested tokens when revoked by owner', async function () {
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await increaseTimeTo(this.cliff + duration.weeks(1));
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await this.vesting.release(this.token.address);
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const vested = await this.vesting.vestedAmount(this.token.address);
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const balance = await this.token.balanceOf(this.vesting.address);
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await this.vesting.revoke(this.token.address, { from: owner });
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const ownerBalance = await this.token.balanceOf(owner);
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ownerBalance.should.bignumber.equal(balance.sub(vested));
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});
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it('should keep the vested tokens when revoked by owner', async function () {
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await increaseTimeTo(this.cliff + duration.weeks(1));
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await this.vesting.release(this.token.address);
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const vested = await this.vesting.vestedAmount(this.token.address);
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await this.vesting.revoke(this.token.address, { from: owner });
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const balance = await this.token.balanceOf(this.vesting.address);
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balance.should.bignumber.equal(vested);
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});
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});
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