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80 lines
3.0 KiB
80 lines
3.0 KiB
import ether from './helpers/ether';
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import { advanceBlock } from './helpers/advanceToBlock';
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import { increaseTimeTo, duration } from './helpers/increaseTime';
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import latestTime from './helpers/latestTime';
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import EVMRevert from './helpers/EVMRevert';
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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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const RefundableCrowdsale = artifacts.require('mocks/RefundableCrowdsaleImpl.sol');
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contract('RefundableCrowdsale', function ([_, owner, wallet, investor]) {
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const rate = new BigNumber(1000);
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const goal = ether(800);
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const lessThanGoal = ether(750);
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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 testrpc
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await advanceBlock();
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});
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beforeEach(async function () {
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this.startTime = latestTime() + duration.weeks(1);
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this.endTime = this.startTime + duration.weeks(1);
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this.afterEndTime = this.endTime + duration.seconds(1);
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this.crowdsale = await RefundableCrowdsale.new(this.startTime, this.endTime, rate, wallet, goal, { from: owner });
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});
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describe('creating a valid crowdsale', function () {
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it('should fail with zero goal', async function () {
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await RefundableCrowdsale.new(this.startTime, this.endTime, rate, wallet, 0, { from: owner })
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.should.be.rejectedWith(EVMRevert);
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});
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});
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it('should deny refunds before end', async function () {
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await this.crowdsale.claimRefund({ from: investor }).should.be.rejectedWith(EVMRevert);
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await increaseTimeTo(this.startTime);
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await this.crowdsale.claimRefund({ from: investor }).should.be.rejectedWith(EVMRevert);
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});
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it('should deny refunds after end if goal was reached', async function () {
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await increaseTimeTo(this.startTime);
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await this.crowdsale.sendTransaction({ value: goal, from: investor });
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await increaseTimeTo(this.afterEndTime);
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await this.crowdsale.claimRefund({ from: investor }).should.be.rejectedWith(EVMRevert);
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});
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it('should allow refunds after end if goal was not reached', async function () {
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await increaseTimeTo(this.startTime);
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await this.crowdsale.sendTransaction({ value: lessThanGoal, from: investor });
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await increaseTimeTo(this.afterEndTime);
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await this.crowdsale.finalize({ from: owner });
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const pre = web3.eth.getBalance(investor);
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await this.crowdsale.claimRefund({ from: investor, gasPrice: 0 })
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.should.be.fulfilled;
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const post = web3.eth.getBalance(investor);
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post.minus(pre).should.be.bignumber.equal(lessThanGoal);
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});
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it('should forward funds to wallet after end if goal was reached', async function () {
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await increaseTimeTo(this.startTime);
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await this.crowdsale.sendTransaction({ value: goal, from: investor });
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await increaseTimeTo(this.afterEndTime);
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const pre = web3.eth.getBalance(wallet);
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await this.crowdsale.finalize({ from: owner });
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const post = web3.eth.getBalance(wallet);
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post.minus(pre).should.be.bignumber.equal(goal);
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});
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});
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