You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
73 lines
2.6 KiB
73 lines
2.6 KiB
const { expectEvent, expectRevert } = require('@openzeppelin/test-helpers');
|
|
const { computeCreate2Address } = require('../helpers/create2');
|
|
const { expect } = require('chai');
|
|
|
|
const shouldBehaveLikeClone = require('./Clones.behaviour');
|
|
|
|
const Clones = artifacts.require('$Clones');
|
|
|
|
contract('Clones', function (accounts) {
|
|
const [ deployer ] = accounts;
|
|
|
|
describe('clone', function () {
|
|
shouldBehaveLikeClone(async (implementation, initData, opts = {}) => {
|
|
const factory = await Clones.new();
|
|
const receipt = await factory.$clone(implementation);
|
|
const address = receipt.logs.find(({ event }) => event === 'return$clone').args.instance;
|
|
await web3.eth.sendTransaction({ from: deployer, to: address, value: opts.value, data: initData });
|
|
return { address };
|
|
});
|
|
});
|
|
|
|
describe('cloneDeterministic', function () {
|
|
shouldBehaveLikeClone(async (implementation, initData, opts = {}) => {
|
|
const salt = web3.utils.randomHex(32);
|
|
const factory = await Clones.new();
|
|
const receipt = await factory.$cloneDeterministic(implementation, salt);
|
|
const address = receipt.logs.find(({ event }) => event === 'return$cloneDeterministic').args.instance;
|
|
await web3.eth.sendTransaction({ from: deployer, to: address, value: opts.value, data: initData });
|
|
return { address };
|
|
});
|
|
|
|
it('address already used', async function () {
|
|
const implementation = web3.utils.randomHex(20);
|
|
const salt = web3.utils.randomHex(32);
|
|
const factory = await Clones.new();
|
|
// deploy once
|
|
expectEvent(
|
|
await factory.$cloneDeterministic(implementation, salt),
|
|
'return$cloneDeterministic',
|
|
);
|
|
// deploy twice
|
|
await expectRevert(
|
|
factory.$cloneDeterministic(implementation, salt),
|
|
'ERC1167: create2 failed',
|
|
);
|
|
});
|
|
|
|
it('address prediction', async function () {
|
|
const implementation = web3.utils.randomHex(20);
|
|
const salt = web3.utils.randomHex(32);
|
|
const factory = await Clones.new();
|
|
const predicted = await factory.$predictDeterministicAddress(implementation, salt);
|
|
|
|
const creationCode = [
|
|
'0x3d602d80600a3d3981f3363d3d373d3d3d363d73',
|
|
implementation.replace(/0x/, '').toLowerCase(),
|
|
'5af43d82803e903d91602b57fd5bf3',
|
|
].join('');
|
|
|
|
expect(computeCreate2Address(
|
|
salt,
|
|
creationCode,
|
|
factory.address,
|
|
)).to.be.equal(predicted);
|
|
|
|
expectEvent(
|
|
await factory.$cloneDeterministic(implementation, salt),
|
|
'return$cloneDeterministic',
|
|
{ instance: predicted },
|
|
);
|
|
});
|
|
});
|
|
});
|
|
|