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metamask-extension/test/e2e/tests/failing-contract.spec.js

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const { strict: assert } = require('assert');
const { convertToHexValue, withFixtures } = require('../helpers');
const { SMART_CONTRACTS } = require('../seeder/smart-contracts');
const FixtureBuilder = require('../fixture-builder');
describe('Failing contract interaction ', function () {
const smartContract = SMART_CONTRACTS.FAILING;
const ganacheOptions = {
hardfork: 'london',
accounts: [
{
secretKey:
'0x7C9529A67102755B7E6102D6D950AC5D5863C98713805CEC576B945B15B71EAC',
balance: convertToHexValue(25000000000000000000),
},
],
};
it('should display a warning when the contract interaction is expected to fail', async function () {
await withFixtures(
{
dapp: true,
fixtures: new FixtureBuilder()
.withPermissionControllerConnectedToTestDapp()
.build(),
ganacheOptions,
smartContract,
title: this.test.title,
},
async ({ driver, contractRegistry }) => {
const contractAddress = await contractRegistry.getContractAddress(
smartContract,
);
await driver.navigate();
await driver.fill('#password', 'correct horse battery staple');
await driver.press('#password', driver.Key.ENTER);
await driver.openNewPage(
`http://127.0.0.1:8080/?contract=${contractAddress}`,
);
let windowHandles = await driver.getAllWindowHandles();
const extension = windowHandles[0];
// waits for deployed contract and calls failing contract method
await driver.findClickableElement('#deployButton');
await driver.clickElement('#sendFailingButton');
await driver.waitUntilXWindowHandles(3);
windowHandles = await driver.getAllWindowHandles();
await driver.switchToWindowWithTitle(
'MetaMask Notification',
windowHandles,
);
// display warning when transaction is expected to fail
const warningText =
'We were not able to estimate gas. There might be an error in the contract and this transaction may fail.';
const warning = await driver.findElement(
'.actionable-message__message',
);
const confirmButton = await driver.findElement(
'[data-testid="page-container-footer-next"]',
);
assert.equal(await warning.getText(), warningText);
assert.equal(await confirmButton.isEnabled(), false);
// dismiss warning and confirm the transaction
await driver.clickElement({
text: 'I want to proceed anyway',
tag: 'button',
});
await driver.clickElement({ text: 'Confirm', tag: 'button' });
await driver.waitUntilXWindowHandles(2);
await driver.switchToWindow(extension);
await driver.clickElement({ text: 'Activity', tag: 'button' });
await driver.waitForSelector(
'.transaction-list__completed-transactions .transaction-list-item:nth-of-type(1)',
{ timeout: 10000 },
);
// display the transaction status
const transactionStatus = await driver.findElement(
'.transaction-list-item:nth-of-type(1) .transaction-status',
);
assert.equal(await transactionStatus.getText(), 'Failed');
},
);
});
});