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const { toEthSignedMessageHash } = require('../../helpers/sign');
const { expect } = require('chai');
const SignatureCheckerMock = artifacts.require('SignatureCheckerMock');
const ERC1271WalletMock = artifacts.require('ERC1271WalletMock');
const ERC1271MaliciousMock = artifacts.require('ERC1271MaliciousMock');
const TEST_MESSAGE = web3.utils.sha3('OpenZeppelin');
const WRONG_MESSAGE = web3.utils.sha3('Nope');
contract('SignatureChecker (ERC1271)', function (accounts) {
const [signer, other] = accounts;
before('deploying', async function () {
this.signaturechecker = await SignatureCheckerMock.new();
this.wallet = await ERC1271WalletMock.new(signer);
this.malicious = await ERC1271MaliciousMock.new();
this.signature = await web3.eth.sign(TEST_MESSAGE, signer);
});
context('EOA account', function () {
it('with matching signer and signature', async function () {
expect(await this.signaturechecker.isValidSignatureNow(
signer,
toEthSignedMessageHash(TEST_MESSAGE),
this.signature,
)).to.equal(true);
});
it('with invalid signer', async function () {
expect(await this.signaturechecker.isValidSignatureNow(
other,
toEthSignedMessageHash(TEST_MESSAGE),
this.signature,
)).to.equal(false);
});
it('with invalid signature', async function () {
expect(await this.signaturechecker.isValidSignatureNow(
signer,
toEthSignedMessageHash(WRONG_MESSAGE),
this.signature,
)).to.equal(false);
});
});
context('ERC1271 wallet', function () {
it('with matching signer and signature', async function () {
expect(await this.signaturechecker.isValidSignatureNow(
this.wallet.address,
toEthSignedMessageHash(TEST_MESSAGE),
this.signature,
)).to.equal(true);
});
it('with invalid signer', async function () {
expect(await this.signaturechecker.isValidSignatureNow(
this.signaturechecker.address,
toEthSignedMessageHash(TEST_MESSAGE),
this.signature,
)).to.equal(false);
});
it('with invalid signature', async function () {
expect(await this.signaturechecker.isValidSignatureNow(
this.wallet.address,
toEthSignedMessageHash(WRONG_MESSAGE),
this.signature,
)).to.equal(false);
});
it('with malicious wallet', async function () {
expect(await this.signaturechecker.isValidSignatureNow(
this.malicious.address,
toEthSignedMessageHash(TEST_MESSAGE),
this.signature,
)).to.equal(false);
});
});
});