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105 lines
3.8 KiB
105 lines
3.8 KiB
const { EVMRevert } = require('../helpers/EVMRevert');
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const expectEvent = require('../helpers/expectEvent');
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const { ethGetBalance } = require('../helpers/web3');
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const BigNumber = web3.BigNumber;
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require('chai')
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.use(require('chai-bignumber')(BigNumber))
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.should();
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const RefundEscrow = artifacts.require('RefundEscrow');
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contract('RefundEscrow', function ([owner, beneficiary, refundee1, refundee2]) {
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const amount = web3.toWei(54.0, 'ether');
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const refundees = [refundee1, refundee2];
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beforeEach(async function () {
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this.escrow = await RefundEscrow.new(beneficiary, { from: owner });
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});
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context('active state', function () {
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it('accepts deposits', async function () {
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await this.escrow.deposit(refundee1, { from: owner, value: amount });
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const deposit = await this.escrow.depositsOf(refundee1);
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deposit.should.be.bignumber.equal(amount);
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});
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it('does not refund refundees', async function () {
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await this.escrow.deposit(refundee1, { from: owner, value: amount });
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await this.escrow.withdraw(refundee1).should.be.rejectedWith(EVMRevert);
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});
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it('does not allow beneficiary withdrawal', async function () {
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await this.escrow.deposit(refundee1, { from: owner, value: amount });
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await this.escrow.beneficiaryWithdraw().should.be.rejectedWith(EVMRevert);
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});
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});
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it('only owner can enter closed state', async function () {
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await this.escrow.close({ from: beneficiary }).should.be.rejectedWith(EVMRevert);
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const receipt = await this.escrow.close({ from: owner });
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await expectEvent.inLogs(receipt.logs, 'Closed');
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});
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context('closed state', function () {
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beforeEach(async function () {
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await Promise.all(refundees.map(refundee => this.escrow.deposit(refundee, { from: owner, value: amount })));
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await this.escrow.close({ from: owner });
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});
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it('rejects deposits', async function () {
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await this.escrow.deposit(refundee1, { from: owner, value: amount }).should.be.rejectedWith(EVMRevert);
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});
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it('does not refund refundees', async function () {
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await this.escrow.withdraw(refundee1).should.be.rejectedWith(EVMRevert);
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});
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it('allows beneficiary withdrawal', async function () {
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const beneficiaryInitialBalance = await ethGetBalance(beneficiary);
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await this.escrow.beneficiaryWithdraw();
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const beneficiaryFinalBalance = await ethGetBalance(beneficiary);
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beneficiaryFinalBalance.sub(beneficiaryInitialBalance).should.be.bignumber.equal(amount * refundees.length);
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});
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});
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it('only owner can enter refund state', async function () {
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await this.escrow.enableRefunds({ from: beneficiary }).should.be.rejectedWith(EVMRevert);
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const receipt = await this.escrow.enableRefunds({ from: owner });
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await expectEvent.inLogs(receipt.logs, 'RefundsEnabled');
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});
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context('refund state', function () {
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beforeEach(async function () {
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await Promise.all(refundees.map(refundee => this.escrow.deposit(refundee, { from: owner, value: amount })));
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await this.escrow.enableRefunds({ from: owner });
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});
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it('rejects deposits', async function () {
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await this.escrow.deposit(refundee1, { from: owner, value: amount }).should.be.rejectedWith(EVMRevert);
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});
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it('refunds refundees', async function () {
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for (let refundee of [refundee1, refundee2]) {
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const refundeeInitialBalance = await ethGetBalance(refundee);
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await this.escrow.withdraw(refundee);
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const refundeeFinalBalance = await ethGetBalance(refundee);
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refundeeFinalBalance.sub(refundeeInitialBalance).should.be.bignumber.equal(amount);
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}
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});
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it('does not allow beneficiary withdrawal', async function () {
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await this.escrow.beneficiaryWithdraw().should.be.rejectedWith(EVMRevert);
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});
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});
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});
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