const { strict: assert } = require('assert'); const { convertToHexValue, withFixtures } = require('../helpers'); describe('Failing contract interaction ', function () { 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: 'connected-state', ganacheOptions, title: this.test.title, }, async ({ driver }) => { await driver.navigate(); await driver.fill('#password', 'correct horse battery staple'); await driver.press('#password', driver.Key.ENTER); // deploy contract await driver.openNewPage('http://127.0.0.1:8080/'); await driver.clickElement('#deployFailingButton'); await driver.waitUntilXWindowHandles(3); let windowHandles = await driver.getAllWindowHandles(); const extension = windowHandles[0]; const dapp = await driver.switchToWindowWithTitle( 'E2E Test Dapp', windowHandles, ); await driver.switchToWindowWithTitle( 'MetaMask Notification', windowHandles, ); await driver.clickElement({ text: 'Confirm', tag: 'button' }); await driver.waitUntilXWindowHandles(2); await driver.switchToWindow(extension); await driver.clickElement('[data-testid="home__activity-tab"]'); await driver.waitForSelector( '.transaction-list__completed-transactions .transaction-list-item:nth-of-type(1)', { timeout: 10000 }, ); const completedTx = await driver.findElement('.list-item__title'); const completedTxText = await completedTx.getText(); assert.equal(completedTxText, 'Contract Deployment'); // calls failing contract method await driver.switchToWindow(dapp); 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.waitForSelector( '.transaction-list__completed-transactions .transaction-list-item:nth-of-type(2)', { 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'); }, ); }); });