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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,145 @@ | ||
| const helpers = require('@nomicfoundation/hardhat-network-helpers'); | ||
| const { | ||
| getDomain, | ||
| domainType, | ||
| ForwardRequest, | ||
| } = require('../../openzeppelin-contracts-upgradeable/test/helpers/eip712') | ||
| /*const { | ||
| time | ||
| } = require('../../openzeppelin-contracts-upgradeable/test/helpers/time')*/ | ||
| const { expect } = require('chai') | ||
| const { waffle} = require("hardhat"); | ||
| function MetaTxModuleCommon (owner, address1) { | ||
| context('Transferring without paying gas', function () { | ||
| const AMOUNT_TO_TRANSFER = 11n | ||
| const ADDRESS1_INITIAL_BALANCE = 31n | ||
| const ADDRESS2_INITIAL_BALANCE = 32n | ||
|
|
||
| beforeEach(async function () { | ||
| //this.aliceWallet = ethers.Wallet.createRandom() | ||
| //this.address1 = this.aliceWallet.address | ||
|
|
||
| this.domain = await getDomain(this.forwarder) | ||
| /*ForwardRequest = { | ||
| from: 'address', | ||
| to: 'address', | ||
| value: 'uint256', | ||
| gas: 'uint256', | ||
| nonce: 'uint256', | ||
| deadline: 'uint48', | ||
| data: 'bytes', | ||
| };*/ | ||
| //this.types = { ForwardRequest }; | ||
| //this.types = { ForwardRequest }; | ||
| /*this.types = { | ||
| EIP712Domain: domainType(this.domain), | ||
| ForwardRequest: [ | ||
| { name: 'from', type: 'address' }, | ||
| { name: 'to', type: 'address' }, | ||
| { name: 'value', type: 'uint256' }, | ||
| { name: 'gas', type: 'uint256' }, | ||
| { name: 'nonce', type: 'uint256' }, | ||
| { name: 'deadline', type: 'uint48' }, | ||
| { name: 'data', type: 'bytes' } | ||
| ] | ||
| }*/ | ||
| this.types = { | ||
| ForwardRequest: [ | ||
| { name: 'from', type: 'address' }, | ||
| { name: 'to', type: 'address' }, | ||
| { name: 'value', type: 'uint256' }, | ||
| { name: 'gas', type: 'uint256' }, | ||
| { name: 'nonce', type: 'uint256' }, | ||
| { name: 'deadline', type: 'uint48' }, | ||
| { name: 'data', type: 'bytes' } | ||
| ] | ||
| } | ||
| await this.cmtat.connect(this.admin).mint(this.address1, ADDRESS1_INITIAL_BALANCE) | ||
| await this.cmtat.connect(this.admin).mint(this.address2, ADDRESS2_INITIAL_BALANCE); | ||
| expect(await this.cmtat.balanceOf(this.address1)).to.equal( | ||
| ADDRESS1_INITIAL_BALANCE | ||
| ) | ||
| //this.timestamp = await time.latest() | ||
| /*const data = this.cmtat.ADDRESS2_INITIAL_BALANCE | ||
| .transfer(address1, AMOUNT_TO_TRANSFER) | ||
| .encodeABI()*/ | ||
| this.data = this.cmtat.transfer.populateTransaction(this.address2, AMOUNT_TO_TRANSFER).data | ||
| this.request = { | ||
| from: this.address1.address, | ||
| to: this.cmtat.address, | ||
| value: 0n, | ||
| gas: 100000n, | ||
| data:this.data, | ||
| deadline: this.timestamp + 180, | ||
| nonce: (await this.forwarder.nonces(this.address1)), | ||
| ...{}// 3 minute | ||
| } | ||
| /*this.requestData = { | ||
| ...this.request, | ||
| nonce: (await this.forwarder.nonces(this.address1)).toString() | ||
| }*/ | ||
|
|
||
| /*this.forgeData = (request) => ({ | ||
| types: this.types, | ||
| domain: this.domain, | ||
| primaryType: 'ForwardRequest', | ||
| message: { ...this.requestData, ...request } | ||
|
|
||
| })*/ | ||
| //const [sender, refundReceiver, another, ...accounts] = await ethers.getSigners(); | ||
|
|
||
|
|
||
| /*this.sign = (privateKey, request) => | ||
| ethSigUtil.signTypedMessage(privateKey, { | ||
| data: this.forgeData(request) | ||
| })*/ | ||
|
|
||
| //this.requestData.signature = this.sign(this.aliceWallet.getPrivateKey()) | ||
| this.forgeRequest = async (override = {}, signer = this.address1) => { | ||
| const req = { | ||
| from: await signer.getAddress(), | ||
| to: this.cmtat.address, | ||
| value: 0n, | ||
| data: this.data, | ||
| gas: 100000n, | ||
| deadline: (await helpers.time.latest()) + 60, | ||
| nonce: await this.forwarder.nonces(this.address1), | ||
| ...override, | ||
| }; | ||
| //req.signature = await signer.signTypedData(this.domain, this.types, req); | ||
| return req; | ||
| }; | ||
| }) | ||
|
|
||
| it('returns true without altering the nonce', async function () { | ||
| /*expect( | ||
| await this.forwarder.nonces(this.requestData.from) | ||
| ).to.equal(web3.utils.toBN(this.requestData.nonce)) | ||
| expect(await this.forwarder.verify(this.requestData)).to.be.equal(true) | ||
| expect( | ||
| await this.forwarder.nonces(this.requestData.from) | ||
| ).to.equal(web3.utils.toBN(this.requestData.nonce))*/ | ||
| }) | ||
|
|
||
| it('can send a transfer transaction without paying gas', async function () { | ||
| // TODO : code for the new version of the library, it doesn't compile | ||
| // const sign = ethSigUtil.signTypedData( {privateKey : this.wallet.getPrivateKey(), data: { ...this.data, message: req }, version : 'V4'}); | ||
| const provider = await ethers.getDefaultProvider();; | ||
| const balanceEtherBefore = await provider.getBalance(this.address1); | ||
| expect(await this.cmtat.balanceOf(this.address1)).to.equal( | ||
| ADDRESS1_INITIAL_BALANCE | ||
| ) | ||
| const request = await this.forgeRequest(); | ||
| //await this.forwarder.execute(request); | ||
| /*expect(await this.cmtat.balanceOf(this.address1)).to.equal( | ||
| ADDRESS1_INITIAL_BALANCE - AMOUNT_TO_TRANSFER | ||
| ); | ||
| expect(await this.cmtat.balanceOf(this.address2)).to.equal( | ||
| ADDRESS2_INITIAL_BALANCE + AMOUNT_TO_TRANSFER | ||
| ) | ||
| const balanceAfter = await ethers.getBalance(this.address1) | ||
| expect(balanceEtherBefore).to.equal(balanceAfter)*/ | ||
| }) | ||
| }) | ||
| } | ||
| module.exports = MetaTxModuleCommon |
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