Best JavaScript code snippet using testcafe
assertion-helper.js
Source:assertion-helper.js  
...20    list.forEach(function (file) {21        filePath = dir + '\\' + file;22        stat     = fs.statSync(filePath);23        if (stat && stat.isDirectory() && file === THUMBNAILS_DIR_NAME)24            results += getScreenshotFilesCount(filePath, customPath);25        else if (screenshotRegExp.test(filePath))26            results++;27    });28    return results;29}30function isDirExists (folderPath) {31    var exists = false;32    try {33        exists = fs.statSync(folderPath).isDirectory();34    }35    catch (e) {36        exists = false;37    }38    return exists;39}40function checkTestDir (testDirPath, forError, expectedSubDirCount, expectedScreenshotCount) {41    var subDirs = fs42        .readdirSync(testDirPath)43        .filter(function (file) {44            return isDirExists(path.join(testDirPath, file));45        });46    if (subDirs.length !== expectedSubDirCount)47        return false;48    var dirPath = null;49    return subDirs.every(function (dir) {50        dirPath = forError ? path.join(testDirPath, dir, ERRORS_DIR_NAME) : path.join(testDirPath, dir);51        return getScreenshotFilesCount(dirPath) === expectedScreenshotCount;52    });53}54exports.errorInEachBrowserContains = function errorInEachBrowserContains (testErrors, message, errorIndex) {55    if (testErrors instanceof Error)56        throw testErrors;57    // NOTE: if errors are the same in different browsers58    if (Array.isArray(testErrors))59        expect(testErrors[errorIndex]).contains(message);60    //NOTE: if they are different61    else {62        Object.keys(testErrors).forEach(function (key) {63            expect(testErrors[key][errorIndex]).contains(message);64        });65    }66};67exports.errorInEachBrowserContainsRegExp = function errorInEachBrowserContains (testErrors, messageRE, errorIndex) {68    if (testErrors instanceof Error)69        throw testErrors;70    // NOTE: if errors are the same in different browsers71    if (Array.isArray(testErrors))72        expect(messageRE.test(testErrors[errorIndex])).equals(true);73    //NOTE: if they are different74    else {75        Object.keys(testErrors).forEach(function (key) {76            expect(messageRE.test(testErrors[key][errorIndex])).equals(true);77        });78    }79};80exports.errorInEachBrowserNotContains = function errorInEachBrowserNotContains (testErrors, message, errorIndex) {81    if (testErrors instanceof Error)82        throw testErrors;83    // NOTE: if errors are the same in different browsers84    if (Array.isArray(testErrors))85        expect(testErrors[errorIndex]).not.contains(message);86    //NOTE: if the are different87    else {88        Object.keys(testErrors).forEach(function (key) {89            expect(testErrors[key][errorIndex]).not.contains(message);90        });91    }92};93exports.isScreenshotDirExists = function () {94    return isDirExists(SCREENSHOTS_PATH);95};96exports.checkScreenshotsCreated = function checkScreenshotsCreated (forError, count, customPath, runDirCount) {97    var expectedSubDirCount     = config.browsers.length;98    var expectedScreenshotCount = count || 2;99    if (!isDirExists(SCREENSHOTS_PATH))100        return false;101    var taskDirs = fs.readdirSync(SCREENSHOTS_PATH);102    if (!taskDirs || !taskDirs[0] || taskDirs.length !== 1)103        return false;104    var taskDirPath = path.join(SCREENSHOTS_PATH, taskDirs[0]);105    if (customPath) {106        var customDirExists = taskDirPath.indexOf(customPath) !== -1;107        var hasScreenshots  = getScreenshotFilesCount(taskDirPath, customPath) ===108                              expectedScreenshotCount * expectedSubDirCount;109        return customDirExists && hasScreenshots;110    }111    if (!TASK_DIR_RE.test(taskDirs[0]))112        return false;113    var testDirs = fs.readdirSync(taskDirPath);114    if (!testDirs || !testDirs.length || testDirs.length !== 1)115        return false;116    var basePath  = null;117    var dirs      = null;118    var dirNameRE = null;119    var dirPath   = null;120    if (runDirCount) {121        basePath  = path.join(taskDirPath, testDirs[0]);...Using AI Code Generation
1import { Selector } from 'testcafe';2test('My first test', async t => {3        .typeText('#developer-name', 'John Smith')4        .click('#submit-button');5    const articleHeader = await Selector('.result-content').find('h1');6    let headerText = await articleHeader.innerText;7});Using AI Code Generation
1import { Selector } from 'testcafe';2test('My first test', async t => {3        .typeText('#developer-name', 'John Smith')4        .click('#macos')5        .click('#submit-button');6});Using AI Code Generation
1import { Selector } from 'testcafe';2test('My first test', async t => {3        .typeText('#developer-name', 'John Smith')4        .click('#windows')5        .click('#submit-button');6    const articleHeader = await Selector('.result-content').find('h1');7    let headerText = await articleHeader.innerText;8});Using AI Code Generation
1import { Selector } from 'testcafe';2test('My first test', async t => {3        .typeText('#developer-name', 'John Smith')4        .click('#macos')5        .click('#submit-button');6    const articleHeader = await Selector('.result-content').find('h1');7    let headerText = await articleHeader.innerText;8    console.log(headerText);9    let headerScreenshot = await articleHeader.screenshot();10    console.log(headerScreenshot);11    let wholePageScreenshot = await t.takeScreenshot();12    console.log(wholePageScreenshot);13});14import { Selector } from 'testcafe';15test('My first test', async t => {16        .typeText('#developer-name', 'John Smith')17        .click('#macos')18        .click('#submit-button');19    const articleHeader = await Selector('.result-content').find('h1');20    let headerText = await articleHeader.innerText;21    console.log(headerText);22    let headerScreenshot = await articleHeader.screenshot();23    console.log(headerScreenshot);24    let wholePageScreenshot = await t.takeScreenshot();25    console.log(wholePageScreenshot);26});27import { Selector } from 'testcafe';28    .takeScreenshotOnFail();29test('My first test', async t => {30        .typeText('#developer-name', 'John Smith')31        .click('#macos')32        .click('#submit-button');33    const articleHeader = await Selector('.result-content').find('h1');34    let headerText = await articleHeader.innerText;35    console.log(headerTextUsing AI Code Generation
1import { Selector } from 'testcafe';2test('My first test', async t => {3        .typeText('#developer-name', 'John Smith')4        .click('#macos')5        .click('#submit-button');6    const articleHeader = await Selector('.result-content').find('h1');7    let headerText = await articleHeader.innerText;8    console.log(headerText);9    let headerScreenshot = await articleHeader.screenshot();10    console.log(headerScreenshot);11    let wholePageScreenshot = await t.takeScreenshot();12    console.log(wholePageScreenshot);13});14import { Selector } from 'testcafe';15test('My first test', async t => {16        .typeText('#developer-name', 'John Smith')17        .click('#macos')18        .click('#submit-button');19    const articleHeader = await Selector('.result-content').find('h1');20    let headerText = await articleHeader.innerText;21    console.log(headerText);22    let headerScreenshot = await articleHeader.screenshot();23    console.log(headerScreenshot);24    let wholePageScreenshot = await t.takeScreenshot();25    console.log(wholePageScreenshot);26});27import { Selector } from 'testcafe';28    .takeScreenshotOnFail();29test('My first test', async t => {Using AI Code Generation
1import { Selector } from 'testcafe';2test('My test', async t => {3    const developerNameInput = Selector('#developer-name');4        .typeText(developerNameInput, 'Peter')5        .click('#submit-button')6        .getScreenshotFilesCount()7        .then(function (count) {8        });9});Using AI Code Generation
1import { Selector } from 'testcafe';2test('My first test', async t => {3});4## License('#developer-name', 'John Smith')5        .click('#macos')6[MIT](LICENSE)7        .click('#submit-button');8    const articleHeader = await Selector('.result-content').find('h1');9    let headerText = await articleHeader.innerText;10    console.log(headerTextUsing AI Code Generation
1import { Selector } from 'testcafe';2test('My first test', async t => {3        .typeText('#developer-name', 'John Smith')4        .click('#submit-button');5    const articleHeader = await Selector('.result-content').find('h1');6    const screenshotCount = await t.getScreenshotFilesCount();7    console.log(screenshotCount);8});9import { Selector } from 'testcafe';10test('My first test', async t => {11        .typeText('#developer-name', 'John Smith')12        .click('#submit-button');13    const articleHeader = await Selector('.result-content').find('h1');14    const { log, warn, error } = await t.getBrowserConsoleMessages();15});16import { Selector } from 'testcafe';17test('My first test', async t => {18        .typeText('#developer-name', 'John Smith')19        .click('#submit-button');20    const articleHeader = await Selector('.result-content').find('h1');21    await t.takeElementScreenshot(articleHeader, 'article-header.png');22});23import {Selector} from 'testcafe';Using AI Code Generation
1import {  Selecto r } from 'testcafe';2import { getScreenshotFilesCount } from 'testcafe-browser-tools';3test('My first test', async t => {4    const screenshotCountBeforeTest = await getScreenshotFilesCount();5        .typeText('#developer-name', 'John Smith')6        .click('#submit-button');7    const screenshotCountAfterTest = await getScreenshotFilesCount();8    const screenshotIndex = screenshotCountAfterTest - screenshotCountBeforeTest - 1;9    console.log('Screenshot Index: ' + screenshotIndex);10})/`;11test('My first test', async t => {Using AI Code Generation
1import {Selector} from 'testcafe';2test('My first test', async t => {3    const developerName = Selector('#developer-name');4    const osOption = Selector('#macos');5    const submitButton = Selector('#submit-button');6        .typeText(developerName, 'Peter Parker')7        .click(osOption)8        .click(submitButton)9        .expect(Selector('#article-header').innerText).eql('Thank you, Peter Parker!');10});11import {Selector} from 'testcafe';12test('My first test', async t => {13    const developerName = Selector('#developer-name');14    const osOption = Selector('#macos');15    const submitButton = Selector('#submit-button');16        .typeText(developerName, 'Peter Parker')17        .click(osOption)18        .click(submitButton)19        .expect(Selector('#article-header').innerText).eql('Thank you, Peter Parker!');20});21import {Selector} from 'testcafe';22test('My first test', async t => {23    const developerName = Selector('#developer-name');24    const osOption = Selector('#macos');25    const submitButton = Selector('#submit-button');26        .typeText(developerName, 'Peter Parker')27        .click(osOption)28        .click(submitButton)29        .expect(Selector('#article-header').innerText).eql('Thank you, Peter Parker!');30});31import {Selector} from 'testcafe';Using AI Code Generation
1import { Selector } from 'testcafe';2import { getScreenshotFilesCount } from 'testcafe-browser-tools';3test('My first test', async t => {4    const screenshotCountBeforeTest = await getScreenshotFilesCount();5        .typeText('#developer-name', 'John Smith')6        .click('#submit-button');7    const screenshotCountAfterTest = await getScreenshotFilesCount();8    const screenshotIndex = screenshotCountAfterTest - screenshotCountBeforeTest - 1;9    console.log('Screenshot Index: ' + screenshotIndex);10});Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
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