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Merge tag 'v2.1.1' of github.com:OpenZeppelin/openzeppelin-solidity

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v2.1.1
This commit is contained in:
Francisco Giordano
2019-01-18 15:33:51 -03:00
parent bce2d68e7f ae02103e47
commit a221c17fb2
237 changed files with 8562 additions and 4937 deletions
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77
test/examples/SampleCrowdsale.test.js
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@ -1,17 +1,9 @@
const { ether } = require('../helpers/ether');
const { advanceBlock } = require('../helpers/advanceToBlock');
const { increaseTimeTo, duration } = require('../helpers/increaseTime');
const { latestTime } = require('../helpers/latestTime');
const { expectThrow } = require('../helpers/expectThrow');
const { EVMRevert } = require('../helpers/EVMRevert');
const { assertRevert } = require('../helpers/assertRevert');
const { ethGetBalance } = require('../helpers/web3');
const shouldFail = require('../helpers/shouldFail');
const time = require('../helpers/time');
const { balanceDifference } = require('../helpers/balanceDifference');
const BigNumber = web3.BigNumber;
const should = require('chai')
.use(require('chai-bignumber')(BigNumber))
.should();
const { should, BigNumber } = require('../helpers/setup');
const SampleCrowdsale = artifacts.require('SampleCrowdsaleMock');
const SampleCrowdsaleToken = artifacts.require('SampleCrowdsaleTokenMock');
@ -23,13 +15,13 @@ contract('SampleCrowdsale', function ([_, deployer, owner, wallet, investor]) {
before(async function () {
// Advance to the next block to correctly read time in the solidity "now" function interpreted by ganache
await advanceBlock();
await time.advanceBlock();
});
beforeEach(async function () {
this.openingTime = (await latestTime()) + duration.weeks(1);
this.closingTime = this.openingTime + duration.weeks(1);
this.afterClosingTime = this.closingTime + duration.seconds(1);
this.openingTime = (await time.latest()) + time.duration.weeks(1);
this.closingTime = this.openingTime + time.duration.weeks(1);
this.afterClosingTime = this.closingTime + time.duration.seconds(1);
this.token = await SampleCrowdsaleToken.new({ from: deployer });
this.crowdsale = await SampleCrowdsale.new(
@ -54,21 +46,15 @@ contract('SampleCrowdsale', function ([_, deployer, owner, wallet, investor]) {
});
it('should not accept payments before start', async function () {
await expectThrow(
this.crowdsale.send(ether(1)),
EVMRevert,
);
await expectThrow(
this.crowdsale.buyTokens(investor, { from: investor, value: ether(1) }),
EVMRevert,
);
await shouldFail.reverting(this.crowdsale.send(ether(1)));
await shouldFail.reverting(this.crowdsale.buyTokens(investor, { from: investor, value: ether(1) }));
});
it('should accept payments during the sale', async function () {
const investmentAmount = ether(1);
const expectedTokenAmount = RATE.mul(investmentAmount);
await increaseTimeTo(this.openingTime);
await time.increaseTo(this.openingTime);
await this.crowdsale.buyTokens(investor, { value: investmentAmount, from: investor });
(await this.token.balanceOf(investor)).should.be.bignumber.equal(expectedTokenAmount);
@ -76,41 +62,36 @@ contract('SampleCrowdsale', function ([_, deployer, owner, wallet, investor]) {
});
it('should reject payments after end', async function () {
await increaseTimeTo(this.afterClosingTime);
await expectThrow(this.crowdsale.send(ether(1)), EVMRevert);
await expectThrow(this.crowdsale.buyTokens(investor, { value: ether(1), from: investor }), EVMRevert);
await time.increaseTo(this.afterClosingTime);
await shouldFail.reverting(this.crowdsale.send(ether(1)));
await shouldFail.reverting(this.crowdsale.buyTokens(investor, { value: ether(1), from: investor }));
});
it('should reject payments over cap', async function () {
await increaseTimeTo(this.openingTime);
await time.increaseTo(this.openingTime);
await this.crowdsale.send(CAP);
await expectThrow(this.crowdsale.send(1), EVMRevert);
await shouldFail.reverting(this.crowdsale.send(1));
});
it('should allow finalization and transfer funds to wallet if the goal is reached', async function () {
await increaseTimeTo(this.openingTime);
await time.increaseTo(this.openingTime);
await this.crowdsale.send(GOAL);
const beforeFinalization = await ethGetBalance(wallet);
await increaseTimeTo(this.afterClosingTime);
await this.crowdsale.finalize({ from: owner });
const afterFinalization = await ethGetBalance(wallet);
afterFinalization.minus(beforeFinalization).should.be.bignumber.equal(GOAL);
(await balanceDifference(wallet, async () => {
await time.increaseTo(this.afterClosingTime);
await this.crowdsale.finalize({ from: owner });
})).should.be.bignumber.equal(GOAL);
});
it('should allow refunds if the goal is not reached', async function () {
const balanceBeforeInvestment = await ethGetBalance(investor);
(await balanceDifference(investor, async () => {
await time.increaseTo(this.openingTime);
await this.crowdsale.sendTransaction({ value: ether(1), from: investor, gasPrice: 0 });
await time.increaseTo(this.afterClosingTime);
await increaseTimeTo(this.openingTime);
await this.crowdsale.sendTransaction({ value: ether(1), from: investor, gasPrice: 0 });
await increaseTimeTo(this.afterClosingTime);
await this.crowdsale.finalize({ from: owner });
await this.crowdsale.claimRefund(investor, { gasPrice: 0 });
const balanceAfterRefund = await ethGetBalance(investor);
balanceBeforeInvestment.should.be.bignumber.equal(balanceAfterRefund);
await this.crowdsale.finalize({ from: owner });
await this.crowdsale.claimRefund(investor, { gasPrice: 0 });
})).should.be.bignumber.equal(0);
});
describe('when goal > cap', function () {
@ -118,7 +99,7 @@ contract('SampleCrowdsale', function ([_, deployer, owner, wallet, investor]) {
const HIGH_GOAL = ether(30);
it('creation reverts', async function () {
await assertRevert(SampleCrowdsale.new(
await shouldFail.reverting(SampleCrowdsale.new(
this.openingTime, this.closingTime, RATE, wallet, CAP, this.token.address, HIGH_GOAL
));
});