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https://github.com/th30d4y/OpenLearnX.git
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Fix .gitignore: stop tracking ignored files
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5t4l1n
@@ -0,0 +1,218 @@
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const { expectEvent, expectRevert } = require('@openzeppelin/test-helpers');
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const { expect } = require('chai');
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const InitializableMock = artifacts.require('InitializableMock');
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const ConstructorInitializableMock = artifacts.require('ConstructorInitializableMock');
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const ChildConstructorInitializableMock = artifacts.require('ChildConstructorInitializableMock');
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const ReinitializerMock = artifacts.require('ReinitializerMock');
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const SampleChild = artifacts.require('SampleChild');
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const DisableBad1 = artifacts.require('DisableBad1');
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const DisableBad2 = artifacts.require('DisableBad2');
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const DisableOk = artifacts.require('DisableOk');
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contract('Initializable', function () {
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describe('basic testing without inheritance', function () {
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beforeEach('deploying', async function () {
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this.contract = await InitializableMock.new();
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});
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describe('before initialize', function () {
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it('initializer has not run', async function () {
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expect(await this.contract.initializerRan()).to.equal(false);
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});
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it('_initializing returns false before initialization', async function () {
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expect(await this.contract.isInitializing()).to.equal(false);
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});
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});
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describe('after initialize', function () {
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beforeEach('initializing', async function () {
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await this.contract.initialize();
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});
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it('initializer has run', async function () {
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expect(await this.contract.initializerRan()).to.equal(true);
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});
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it('_initializing returns false after initialization', async function () {
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expect(await this.contract.isInitializing()).to.equal(false);
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});
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it('initializer does not run again', async function () {
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await expectRevert(this.contract.initialize(), 'Initializable: contract is already initialized');
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});
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});
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describe('nested under an initializer', function () {
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it('initializer modifier reverts', async function () {
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await expectRevert(this.contract.initializerNested(), 'Initializable: contract is already initialized');
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});
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it('onlyInitializing modifier succeeds', async function () {
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await this.contract.onlyInitializingNested();
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expect(await this.contract.onlyInitializingRan()).to.equal(true);
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});
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});
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it('cannot call onlyInitializable function outside the scope of an initializable function', async function () {
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await expectRevert(this.contract.initializeOnlyInitializing(), 'Initializable: contract is not initializing');
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});
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});
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it('nested initializer can run during construction', async function () {
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const contract2 = await ConstructorInitializableMock.new();
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expect(await contract2.initializerRan()).to.equal(true);
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expect(await contract2.onlyInitializingRan()).to.equal(true);
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});
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it('multiple constructor levels can be initializers', async function () {
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const contract2 = await ChildConstructorInitializableMock.new();
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expect(await contract2.initializerRan()).to.equal(true);
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expect(await contract2.childInitializerRan()).to.equal(true);
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expect(await contract2.onlyInitializingRan()).to.equal(true);
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});
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describe('reinitialization', function () {
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beforeEach('deploying', async function () {
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this.contract = await ReinitializerMock.new();
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});
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it('can reinitialize', async function () {
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expect(await this.contract.counter()).to.be.bignumber.equal('0');
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await this.contract.initialize();
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expect(await this.contract.counter()).to.be.bignumber.equal('1');
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await this.contract.reinitialize(2);
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expect(await this.contract.counter()).to.be.bignumber.equal('2');
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await this.contract.reinitialize(3);
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expect(await this.contract.counter()).to.be.bignumber.equal('3');
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});
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it('can jump multiple steps', async function () {
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expect(await this.contract.counter()).to.be.bignumber.equal('0');
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await this.contract.initialize();
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expect(await this.contract.counter()).to.be.bignumber.equal('1');
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await this.contract.reinitialize(128);
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expect(await this.contract.counter()).to.be.bignumber.equal('2');
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});
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it('cannot nest reinitializers', async function () {
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expect(await this.contract.counter()).to.be.bignumber.equal('0');
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await expectRevert(this.contract.nestedReinitialize(2, 2), 'Initializable: contract is already initialized');
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await expectRevert(this.contract.nestedReinitialize(2, 3), 'Initializable: contract is already initialized');
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await expectRevert(this.contract.nestedReinitialize(3, 2), 'Initializable: contract is already initialized');
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});
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it('can chain reinitializers', async function () {
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expect(await this.contract.counter()).to.be.bignumber.equal('0');
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await this.contract.chainReinitialize(2, 3);
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expect(await this.contract.counter()).to.be.bignumber.equal('2');
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});
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it('_getInitializedVersion returns right version', async function () {
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await this.contract.initialize();
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expect(await this.contract.getInitializedVersion()).to.be.bignumber.equal('1');
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await this.contract.reinitialize(12);
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expect(await this.contract.getInitializedVersion()).to.be.bignumber.equal('12');
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});
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describe('contract locking', function () {
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it('prevents initialization', async function () {
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await this.contract.disableInitializers();
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await expectRevert(this.contract.initialize(), 'Initializable: contract is already initialized');
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});
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it('prevents re-initialization', async function () {
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await this.contract.disableInitializers();
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await expectRevert(this.contract.reinitialize(255), 'Initializable: contract is already initialized');
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});
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it('can lock contract after initialization', async function () {
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await this.contract.initialize();
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await this.contract.disableInitializers();
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await expectRevert(this.contract.reinitialize(255), 'Initializable: contract is already initialized');
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});
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});
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});
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describe('events', function () {
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it('constructor initialization emits event', async function () {
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const contract = await ConstructorInitializableMock.new();
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await expectEvent.inTransaction(contract.transactionHash, contract, 'Initialized', { version: '1' });
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});
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it('initialization emits event', async function () {
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const contract = await ReinitializerMock.new();
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const { receipt } = await contract.initialize();
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expect(receipt.logs.filter(({ event }) => event === 'Initialized').length).to.be.equal(1);
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expectEvent(receipt, 'Initialized', { version: '1' });
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});
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it('reinitialization emits event', async function () {
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const contract = await ReinitializerMock.new();
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const { receipt } = await contract.reinitialize(128);
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expect(receipt.logs.filter(({ event }) => event === 'Initialized').length).to.be.equal(1);
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expectEvent(receipt, 'Initialized', { version: '128' });
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});
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it('chained reinitialization emits multiple events', async function () {
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const contract = await ReinitializerMock.new();
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const { receipt } = await contract.chainReinitialize(2, 3);
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expect(receipt.logs.filter(({ event }) => event === 'Initialized').length).to.be.equal(2);
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expectEvent(receipt, 'Initialized', { version: '2' });
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expectEvent(receipt, 'Initialized', { version: '3' });
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});
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});
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describe('complex testing with inheritance', function () {
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const mother = '12';
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const gramps = '56';
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const father = '34';
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const child = '78';
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beforeEach('deploying', async function () {
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this.contract = await SampleChild.new();
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});
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beforeEach('initializing', async function () {
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await this.contract.initialize(mother, gramps, father, child);
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});
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it('initializes human', async function () {
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expect(await this.contract.isHuman()).to.be.equal(true);
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});
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it('initializes mother', async function () {
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expect(await this.contract.mother()).to.be.bignumber.equal(mother);
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});
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it('initializes gramps', async function () {
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expect(await this.contract.gramps()).to.be.bignumber.equal(gramps);
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});
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it('initializes father', async function () {
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expect(await this.contract.father()).to.be.bignumber.equal(father);
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});
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it('initializes child', async function () {
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expect(await this.contract.child()).to.be.bignumber.equal(child);
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});
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});
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describe('disabling initialization', function () {
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it('old and new patterns in bad sequence', async function () {
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await expectRevert(DisableBad1.new(), 'Initializable: contract is already initialized');
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await expectRevert(DisableBad2.new(), 'Initializable: contract is initializing');
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});
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it('old and new patterns in good sequence', async function () {
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const ok = await DisableOk.new();
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await expectEvent.inConstruction(ok, 'Initialized', { version: '1' });
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await expectEvent.inConstruction(ok, 'Initialized', { version: '255' });
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});
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});
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});
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@@ -0,0 +1,85 @@
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const { expectEvent, expectRevert } = require('@openzeppelin/test-helpers');
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const { web3 } = require('@openzeppelin/test-helpers/src/setup');
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const { getSlot, ImplementationSlot } = require('../../helpers/erc1967');
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const ERC1967Proxy = artifacts.require('ERC1967Proxy');
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const UUPSUpgradeableMock = artifacts.require('UUPSUpgradeableMock');
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const UUPSUpgradeableUnsafeMock = artifacts.require('UUPSUpgradeableUnsafeMock');
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const UUPSUpgradeableLegacyMock = artifacts.require('UUPSUpgradeableLegacyMock');
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const NonUpgradeableMock = artifacts.require('NonUpgradeableMock');
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contract('UUPSUpgradeable', function () {
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before(async function () {
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this.implInitial = await UUPSUpgradeableMock.new();
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this.implUpgradeOk = await UUPSUpgradeableMock.new();
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this.implUpgradeUnsafe = await UUPSUpgradeableUnsafeMock.new();
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this.implUpgradeNonUUPS = await NonUpgradeableMock.new();
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});
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beforeEach(async function () {
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const { address } = await ERC1967Proxy.new(this.implInitial.address, '0x');
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this.instance = await UUPSUpgradeableMock.at(address);
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});
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it('upgrade to upgradeable implementation', async function () {
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const { receipt } = await this.instance.upgradeTo(this.implUpgradeOk.address);
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expect(receipt.logs.filter(({ event }) => event === 'Upgraded').length).to.be.equal(1);
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expectEvent(receipt, 'Upgraded', { implementation: this.implUpgradeOk.address });
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});
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it('upgrade to upgradeable implementation with call', async function () {
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expect(await this.instance.current()).to.be.bignumber.equal('0');
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const { receipt } = await this.instance.upgradeToAndCall(
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this.implUpgradeOk.address,
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this.implUpgradeOk.contract.methods.increment().encodeABI(),
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);
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expect(receipt.logs.filter(({ event }) => event === 'Upgraded').length).to.be.equal(1);
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expectEvent(receipt, 'Upgraded', { implementation: this.implUpgradeOk.address });
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expect(await this.instance.current()).to.be.bignumber.equal('1');
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});
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it('upgrade to and unsafe upgradeable implementation', async function () {
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const { receipt } = await this.instance.upgradeTo(this.implUpgradeUnsafe.address);
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expectEvent(receipt, 'Upgraded', { implementation: this.implUpgradeUnsafe.address });
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});
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// delegate to a non existing upgradeTo function causes a low level revert
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it('reject upgrade to non uups implementation', async function () {
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await expectRevert(
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this.instance.upgradeTo(this.implUpgradeNonUUPS.address),
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'ERC1967Upgrade: new implementation is not UUPS',
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);
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});
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it('reject proxy address as implementation', async function () {
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const { address } = await ERC1967Proxy.new(this.implInitial.address, '0x');
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const otherInstance = await UUPSUpgradeableMock.at(address);
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await expectRevert(
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this.instance.upgradeTo(otherInstance.address),
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'ERC1967Upgrade: new implementation is not UUPS',
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);
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});
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it('can upgrade from legacy implementations', async function () {
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const legacyImpl = await UUPSUpgradeableLegacyMock.new();
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const legacyInstance = await ERC1967Proxy.new(legacyImpl.address, '0x').then(({ address }) =>
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UUPSUpgradeableLegacyMock.at(address),
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);
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const receipt = await legacyInstance.upgradeTo(this.implInitial.address);
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const UpgradedEvents = receipt.logs.filter(
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({ address, event }) => address === legacyInstance.address && event === 'Upgraded',
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);
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expect(UpgradedEvents.length).to.be.equal(1);
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expectEvent(receipt, 'Upgraded', { implementation: this.implInitial.address });
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const implementationSlot = await getSlot(legacyInstance, ImplementationSlot);
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const implementationAddress = web3.utils.toChecksumAddress(implementationSlot.substr(-40));
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expect(implementationAddress).to.be.equal(this.implInitial.address);
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});
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});
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