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105 lines
3.7 KiB
105 lines
3.7 KiB
const { balance, BN, ether, shouldFail, time } = require('openzeppelin-test-helpers');
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const RefundableCrowdsaleImpl = artifacts.require('RefundableCrowdsaleImpl');
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const SimpleToken = artifacts.require('SimpleToken');
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contract('RefundableCrowdsale', function ([_, wallet, investor, purchaser, other]) {
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const rate = new BN(1);
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const goal = ether('50');
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const lessThanGoal = ether('45');
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const tokenSupply = new BN('10').pow(new BN('22'));
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before(async function () {
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// Advance to the next block to correctly read time in the solidity "now" function interpreted by ganache
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await time.advanceBlock();
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});
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beforeEach(async function () {
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this.openingTime = (await time.latest()).add(time.duration.weeks(1));
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this.closingTime = this.openingTime.add(time.duration.weeks(1));
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this.afterClosingTime = this.closingTime.add(time.duration.seconds(1));
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this.preWalletBalance = await balance.current(wallet);
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this.token = await SimpleToken.new();
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});
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it('rejects a goal of zero', async function () {
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await shouldFail.reverting.withMessage(
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RefundableCrowdsaleImpl.new(this.openingTime, this.closingTime, rate, wallet, this.token.address, 0),
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'RefundableCrowdsale: goal is 0'
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);
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});
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context('with crowdsale', function () {
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beforeEach(async function () {
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this.crowdsale = await RefundableCrowdsaleImpl.new(
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this.openingTime, this.closingTime, rate, wallet, this.token.address, goal
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);
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await this.token.transfer(this.crowdsale.address, tokenSupply);
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});
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context('before opening time', function () {
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it('denies refunds', async function () {
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await shouldFail.reverting.withMessage(this.crowdsale.claimRefund(investor),
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'RefundableCrowdsale: not finalized'
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);
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});
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});
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context('after opening time', function () {
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beforeEach(async function () {
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await time.increaseTo(this.openingTime);
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});
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it('denies refunds', async function () {
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await shouldFail.reverting.withMessage(this.crowdsale.claimRefund(investor),
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'RefundableCrowdsale: not finalized'
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);
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});
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context('with unreached goal', function () {
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beforeEach(async function () {
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await this.crowdsale.sendTransaction({ value: lessThanGoal, from: investor });
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});
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context('after closing time and finalization', function () {
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beforeEach(async function () {
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await time.increaseTo(this.afterClosingTime);
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await this.crowdsale.finalize({ from: other });
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});
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it('refunds', async function () {
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const balanceTracker = await balance.tracker(investor);
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await this.crowdsale.claimRefund(investor, { gasPrice: 0 });
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(await balanceTracker.delta()).should.be.bignumber.equal(lessThanGoal);
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});
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});
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});
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context('with reached goal', function () {
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beforeEach(async function () {
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await this.crowdsale.sendTransaction({ value: goal, from: investor });
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});
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context('after closing time and finalization', function () {
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beforeEach(async function () {
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await time.increaseTo(this.afterClosingTime);
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await this.crowdsale.finalize({ from: other });
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});
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it('denies refunds', async function () {
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await shouldFail.reverting.withMessage(this.crowdsale.claimRefund(investor),
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'RefundableCrowdsale: goal reached'
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);
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});
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it('forwards funds to wallet', async function () {
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const postWalletBalance = await balance.current(wallet);
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postWalletBalance.sub(this.preWalletBalance).should.be.bignumber.equal(goal);
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});
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});
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});
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});
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});
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});
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