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openzeppelin-contracts/test/payment/escrow/Escrow.behavior.js

99 lines
3.6 KiB

const expectEvent = require('../../helpers/expectEvent');
const shouldFail = require('../../helpers/shouldFail');
const { ethGetBalance } = require('../../helpers/web3');
const { ether } = require('../../helpers/ether');
const BigNumber = web3.BigNumber;
require('chai')
.use(require('chai-bignumber')(BigNumber))
.should();
function shouldBehaveLikeEscrow (primary, [payee1, payee2]) {
const amount = ether(42.0);
describe('as an escrow', function () {
describe('deposits', function () {
it('can accept a single deposit', async function () {
await this.escrow.deposit(payee1, { from: primary, value: amount });
(await ethGetBalance(this.escrow.address)).should.be.bignumber.equal(amount);
(await this.escrow.depositsOf(payee1)).should.be.bignumber.equal(amount);
});
it('can accept an empty deposit', async function () {
await this.escrow.deposit(payee1, { from: primary, value: 0 });
});
it('only the primary account can deposit', async function () {
await shouldFail.reverting(this.escrow.deposit(payee1, { from: payee2 }));
});
it('emits a deposited event', async function () {
const { logs } = await this.escrow.deposit(payee1, { from: primary, value: amount });
expectEvent.inLogs(logs, 'Deposited', {
payee: payee1,
weiAmount: amount,
});
});
it('can add multiple deposits on a single account', async function () {
await this.escrow.deposit(payee1, { from: primary, value: amount });
await this.escrow.deposit(payee1, { from: primary, value: amount * 2 });
(await ethGetBalance(this.escrow.address)).should.be.bignumber.equal(amount * 3);
(await this.escrow.depositsOf(payee1)).should.be.bignumber.equal(amount * 3);
});
it('can track deposits to multiple accounts', async function () {
await this.escrow.deposit(payee1, { from: primary, value: amount });
await this.escrow.deposit(payee2, { from: primary, value: amount * 2 });
(await ethGetBalance(this.escrow.address)).should.be.bignumber.equal(amount * 3);
(await this.escrow.depositsOf(payee1)).should.be.bignumber.equal(amount);
(await this.escrow.depositsOf(payee2)).should.be.bignumber.equal(amount * 2);
});
});
describe('withdrawals', async function () {
it('can withdraw payments', async function () {
const payeeInitialBalance = await ethGetBalance(payee1);
await this.escrow.deposit(payee1, { from: primary, value: amount });
await this.escrow.withdraw(payee1, { from: primary });
(await ethGetBalance(this.escrow.address)).should.be.bignumber.equal(0);
(await this.escrow.depositsOf(payee1)).should.be.bignumber.equal(0);
const payeeFinalBalance = await ethGetBalance(payee1);
payeeFinalBalance.sub(payeeInitialBalance).should.be.bignumber.equal(amount);
});
it('can do an empty withdrawal', async function () {
await this.escrow.withdraw(payee1, { from: primary });
});
it('only the primary account can withdraw', async function () {
await shouldFail.reverting(this.escrow.withdraw(payee1, { from: payee1 }));
});
it('emits a withdrawn event', async function () {
await this.escrow.deposit(payee1, { from: primary, value: amount });
const { logs } = await this.escrow.withdraw(payee1, { from: primary });
expectEvent.inLogs(logs, 'Withdrawn', {
payee: payee1,
weiAmount: amount,
});
});
});
});
}
module.exports = {
shouldBehaveLikeEscrow,
};