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Add ERC1167 library (minimal proxy) (#2449)

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Co-authored-by: Francisco Giordano <frangio.1@gmail.com>
This commit is contained in:
Hadrien Croubois
2021-01-19 21:54:47 +01:00
committed by GitHub
parent dd86c97e18
commit 9e49be41b6
8 changed files with 335 additions and 8 deletions
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10
test/proxy/TransparentUpgradeableProxy.behaviour.js
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@ -1,6 +1,6 @@
const { BN, expectRevert, expectEvent, constants } = require('@openzeppelin/test-helpers');
const { ZERO_ADDRESS } = constants;
const { toChecksumAddress, keccak256 } = require('ethereumjs-util');
const ethereumjsUtil = require('ethereumjs-util');
const { expect } = require('chai');
@ -19,6 +19,10 @@ const ClashingImplementation = artifacts.require('ClashingImplementation');
const IMPLEMENTATION_LABEL = 'eip1967.proxy.implementation';
const ADMIN_LABEL = 'eip1967.proxy.admin';
function toChecksumAddress (address) {
return ethereumjsUtil.toChecksumAddress('0x' + address.replace(/^0x/, '').padStart(40, '0'));
}
module.exports = function shouldBehaveLikeTransparentUpgradeableProxy (createProxy, accounts) {
const [proxyAdminAddress, proxyAdminOwner, anotherAccount] = accounts;
@ -308,13 +312,13 @@ module.exports = function shouldBehaveLikeTransparentUpgradeableProxy (createPro
describe('storage', function () {
it('should store the implementation address in specified location', async function () {
const slot = '0x' + new BN(keccak256(Buffer.from(IMPLEMENTATION_LABEL))).subn(1).toString(16);
const slot = '0x' + new BN(ethereumjsUtil.keccak256(Buffer.from(IMPLEMENTATION_LABEL))).subn(1).toString(16);
const implementation = toChecksumAddress(await web3.eth.getStorageAt(this.proxyAddress, slot));
expect(implementation).to.be.equal(this.implementationV0);
});
it('should store the admin proxy in specified location', async function () {
const slot = '0x' + new BN(keccak256(Buffer.from(ADMIN_LABEL))).subn(1).toString(16);
const slot = '0x' + new BN(ethereumjsUtil.keccak256(Buffer.from(ADMIN_LABEL))).subn(1).toString(16);
const proxyAdmin = toChecksumAddress(await web3.eth.getStorageAt(this.proxyAddress, slot));
expect(proxyAdmin).to.be.equal(proxyAdminAddress);
});