Ui Testing With Puppeteer

Author : Dario Kondratiuk
Publisher : Packt Publishing Ltd
ISBN 13 : 1800203764
Total Pages : 316 pages
Book Rating : 4.61/5 ( download)

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Download or read book UI Testing with Puppeteer written by Dario Kondratiuk and published by Packt Publishing Ltd. This book was released on 2021-03-11 with total page 316 pages. Available in PDF, EPUB and Kindle. Book excerpt: Write fail-safe automation tests, device emulation, and browser automation using Puppeteer’s Google-powered API Key FeaturesGet up and running with Puppeteer and discover best practices for automation testingAutomate your modern web applications using Jest and Mocha with PuppeteerGenerate screenshots using Puppeteer and find out how they can be used for UI regression testsBook Description Puppeteer is an open source web automation library created by Google to perform tasks such as end-to-end testing, performance monitoring, and task automation with ease. Using real-world use cases, this book will take you on a pragmatic journey, helping you to learn Puppeteer and implement best practices to take your automation code to the next level! Starting with an introduction to headless browsers, this book will take you through the foundations of browser automation, showing you how far you can get using Puppeteer to automate Google Chrome and Mozilla Firefox. You’ll then learn the basics of end-to-end testing and understand how to create reliable tests. You’ll also get to grips with finding elements using CSS selectors and XPath expressions. As you progress through the chapters, the focus shifts to more advanced browser automation topics such as executing JavaScript code inside the browser. You’ll learn various use cases of Puppeteer, such as mobile devices or network speed testing, gauging your site’s performance, and using Puppeteer as a web scraping tool. By the end of this UI testing book, you’ll have learned how to make the most of Puppeteer’s API and be able to apply it in your real-world projects. What you will learnUnderstand browser automation fundamentalsExplore end-to-end testing with Puppeteer and its best practicesApply CSS Selectors and XPath expressions to web automationDiscover how you can leverage the power of web automation as a developerEmulate different use cases of Puppeteer such as network speed tests and geolocationGet to grips with techniques and best practices for web scraping and web content generationWho this book is for The book is for QA engineers, testing professionals, and frontend web developers alike who want to perform end-to-end testing using Google's developer tools. Web developers who want to learn how to use Puppeteer for generating content, scraping websites, and evaluating website performance will also find this book useful. Although knowledge of Node.js isn’t necessary, basic JavaScript knowledge will assist with understanding the concepts covered.

Author : Scottie Crump
Publisher : Packt Publishing Ltd
ISBN 13 : 1800565097
Total Pages : 246 pages
Book Rating : 4.98/5 ( download)

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Download or read book Simplify Testing with React Testing Library written by Scottie Crump and published by Packt Publishing Ltd. This book was released on 2021-05-14 with total page 246 pages. Available in PDF, EPUB and Kindle. Book excerpt: A fast-paced, practical guide to helping you leverage React Testing Library to test the DOM output of components Key FeaturesGet to grips with React Testing Library and create tests that don't break with changes in implementationLearn how to put RTL into practice by implementing it in real-world scenariosTest apps to be more accessible and ensure your tests will work with actual DOM nodesBook Description React Testing Library (RTL) is a lightweight and easy-to-use tool for testing the document object model (DOM) output of components. This book will show you how to use this modern, user-friendly tool to test React components, reducing the risk that your application will not work as expected in production. The book demonstrates code snippets that will allow you to implement RTL easily, helping you to understand the guiding principles of the DOM Testing Library to write tests from the perspective of the user. You'll explore the advantages of testing components from the perspective of individuals who will actually use your components, and use test-driven development (TDD) to drive the process of writing tests. As you advance, you'll discover how to add RTL to React projects, test components using the Context API, and also learn how to write user interface (UI) end-to-end tests using the popular Cypress library. Throughout this book, you'll work with practical examples and useful explanations to be able to confidently create tests that don't break when changes are made. By the end of this React book, you will have learned all you need to be able to test React components confidently. What you will learnExplore React Testing Library and its use casesGet to grips with the RTL ecosystemApply jest-dom to enhance your tests using RTLGain the confidence you need to create tests that don't break with changes using RTLIntegrate Cucumber and Cypress into your test suiteUse TDD to drive the process of writing testsApply your existing React knowledge for using RTLWho this book is for This book is for software engineers, quality engineers and React developers who want to learn about modern practices used for testing React components using the latest testing tool, RTL. Basic knowledge of React development is required to get the most out of this book.

Author : Kalilur Rahman
Publisher : BPB Publications
ISBN 13 : 9389423244
Total Pages : 346 pages
Book Rating : 4.42/5 ( download)

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Download or read book Science of Selenium written by Kalilur Rahman and published by BPB Publications. This book was released on 2019-12-10 with total page 346 pages. Available in PDF, EPUB and Kindle. Book excerpt: Step-by-step guide to understand key concepts for Selenium Automation using examples to shine in your interview for test automation roles DESCRIPTION Software Engineering has taken massive strides with a multitude of technology innovations. With several changes being introduced Ð development of products and their integration into the market Ð understanding of mobile devices and user interface channels across a plethora of platforms is getting complex day by day. In addition, since the process or procedures of software testing for products and applications can become an act of boiling the ocean, the role of test automation is crucial while dealing with such challenges. This book aims to equip you with just enough knowledge of Selenium in conjunction with concepts you need to master to succeed in the role of Selenium Automation Engineer. It is the most widely used test automation tool and a much sought-after automated testing suite, by automation engineers who are equipped with technical expertise and analytical skills, for web applications across different browsers and platforms.ÊÊ The book starts with a brief introduction to the world of automation and why it is important, succinctly covering the history of Selenium and the capabilities it offers. In this book, you will learn how to do simple Selenium-based automation with examples and understand the progressive complexity of some key features. Before diving deep into advanced concepts such as Page Object Models, Test Automation Framework and Cross Browser testing, you will grasp comprehensive knowledge of several concepts related to Java, Python, JavaScript and Ruby programming languages. In addition, concepts on Selenium Web Driver, Grid and use of Selenium Locators, IDEs and tools to build complex test automation framework are also explained with practical examples. Each chapter has a set of key concepts and questions that one may face during interviews.Ê KEY FEATURES Acquire Selenium skills to do independent test automation projects Learn the basics of Selenium Web Driver for test automation using Selenium Understand Page Object Model, including how and when they're used in test automation Understand the approach for building a test automation framework Build Selenium test automation scripts using various languages Ð Java, Python, JavaScript/Node JS and Ruby Learn how to report and integrate with CI tools for test automationÊ Get some professional tips for handing interviews and test automation approach Implement cross-browser testing scenarios using Selenium Grid and commercial tools and services WHAT WILL YOU LEARN By the end of the book, you will find several examples to help ignite your understanding and usage of Selenium across a myriad of languages and frameworks. With this, youÕll be able to put your knowledge to practice and solve real-life test automation challenges such as testing a web site, mobile application and leveraging tools available for fast-tracking your test automation approach. You can also choose to practice additional examples provided in the code bundle of the book to master the concepts and techniques explained in this book. WHO THIS BOOK IS FOR The book is intended for anyone looking to make a career in test automation using Selenium, all aspiring manual testers who want to learn the most powerful test automation framework Ð Selenium and associated programming languages Ð or working professionals who want to switch their career to testing. While no prior knowledge of Selenium, test automation or related technologies is assumed, it will be helpful to have some programming experience to understand the concepts explained in this book.Ê Table of Contents 1. Introduction to Test Automation 2. Introduction to SeleniumÊ 3. Understanding Selenium Architecture 4. Understanding Selenium Tools 5. Understanding Web UIÊ 6. Web UI Automation with Selenium Using Java & Python 7. Selenium Coding with Other Languages Ð Ruby & JavaScript 8. Building a Test Automation Framework with Selenium 9. Advanced Features of Selenium Using Java & Python 10. Cross-Browser Test Automation 11. Tips and Tricks for Test Automation 12. Interview Tips

Author : Eran Kinsbruner
Publisher : Packt Publishing Ltd
ISBN 13 : 1803249676
Total Pages : 305 pages
Book Rating : 4.74/5 ( download)

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Download or read book A A Frontend Web Developer’s Guide to Testing written by Eran Kinsbruner and published by Packt Publishing Ltd. This book was released on 2022-03-29 with total page 305 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book is a comprehensive guide to frontend web app testing. You'll develop a solid understanding of the advanced features that lead testing frameworks offer and the pillars of a successful web app testing strategy. With this book, you’ll be able to devise a suitable testing strategy using both code coverage and test coverage measurements.

Author : Nicholas C. Zakas
Publisher : "O'Reilly Media, Inc."
ISBN 13 : 1449388744
Total Pages : 234 pages
Book Rating : 4.44/5 ( download)

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Download or read book High Performance JavaScript written by Nicholas C. Zakas and published by "O'Reilly Media, Inc.". This book was released on 2010-03-11 with total page 234 pages. Available in PDF, EPUB and Kindle. Book excerpt: If you're like most developers, you rely heavily on JavaScript to build interactive and quick-responding web applications. The problem is that all of those lines of JavaScript code can slow down your apps. This book reveals techniques and strategies to help you eliminate performance bottlenecks during development. You'll learn how to improve execution time, downloading, interaction with the DOM, page life cycle, and more. Yahoo! frontend engineer Nicholas C. Zakas and five other JavaScript experts—Ross Harmes, Julien Lecomte, Steven Levithan, Stoyan Stefanov, and Matt Sweeney—demonstrate optimal ways to load code onto a page, and offer programming tips to help your JavaScript run as efficiently and quickly as possible. You'll learn the best practices to build and deploy your files to a production environment, and tools that can help you find problems once your site goes live. Identify problem code and use faster alternatives to accomplish the same task Improve scripts by learning how JavaScript stores and accesses data Implement JavaScript code so that it doesn't slow down interaction with the DOM Use optimization techniques to improve runtime performance Learn ways to ensure the UI is responsive at all times Achieve faster client-server communication Use a build system to minify files, and HTTP compression to deliver them to the browser

Author : Eran Kinsbruner
Publisher : Independently Published
ISBN 13 :
Total Pages : 357 pages
Book Rating : 4.44/5 ( download)

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Download or read book Accelerating Software Quality written by Eran Kinsbruner and published by Independently Published. This book was released on 2020-08-10 with total page 357 pages. Available in PDF, EPUB and Kindle. Book excerpt: The book "Accelerating Software Quality: Machine Learning and Artificial Intelligence in the Age of DevOps" is a complete asset for software developers, testers, and managers that are on their journey to a more mature DevOps workflow, and struggle with better automation and data-driven decision making. DevOps is a mature process across the entire market, however, with existing Non-AI/ML technologies and models, it comes short in expediting release cycle, identifying productivity gaps and addressing them. This book, that was implemented by myself with the help of leaders from the DevOps and test automation space, is covering topics from basic introduction to AI and ML in software development and testing, implications of AI and ML on existing apps, processes, and tools, practical tips in applying commercial and open-source AI/ML tools within existing tool chain, chat-bots testing, visual based testing using AI, automated security scanning for vulnerabilities, automated code reviews, API testing and management using AI/ML, reducing effort and time through test impact analysis (TIA), robotic process automation (RPA), AIOps for smarter code deployments and production defects prevention, and many more.When properly leveraging such tools, DevOps teams can benefit from greater code quality and functional and non-functional test automation coverage. This increases their release cycle velocity, reduces noise and software waste, and enhances their app quality.The book is divided into 3 main sections: *Section 1 covers the fundamentals of AI and ML in software development and testing. It includes introductions, definitions, 101 for testing AI-Based applications, classifications of AI/ML and defects that are tied to AI/ML, and more.*Section 2 focuses on practical advises and recommendations for using AI/ML based solutions within software development activities. This section includes topics like visual AI test automation, AI in test management, testing conversational AI applications, RPA benefits, API testing and much more.*Section 3 covers the more advanced and future-looking angles of AI and ML with projections and unique use cases. Among the topics in this section are AI and ML in logs observability, AIOps benefits to an entire DevOps teams, how to maintain AI/ML test automation, Test impact analysis with AI, and more.The book is packed with many proven best practices, real life examples, and many other open source and commercial solution recommendations that are set to shape the future of DevOps together with ML/AI

Author : Ethan Brown
Publisher : "O'Reilly Media, Inc."
ISBN 13 : 1491902302
Total Pages : 331 pages
Book Rating : 4.01/5 ( download)

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Download or read book Web Development with Node and Express written by Ethan Brown and published by "O'Reilly Media, Inc.". This book was released on 2014-07 with total page 331 pages. Available in PDF, EPUB and Kindle. Book excerpt: Learn how to build dynamic web applications with Express, a key component of the Node/JavaScript development stack. In this hands-on guide, author Ethan Brown teaches you the fundamentals through the development of a fictional application that exposes a public website and a RESTful API. You’ll also learn web architecture best practices to help you build single-page, multi-page, and hybrid web apps with Express. Express strikes a balance between a robust framework and no framework at all, allowing you a free hand in your architecture choices. With this book, frontend and backend engineers familiar with JavaScript will discover new ways of looking at web development. Create webpage templating system for rendering dynamic data Dive into request and response objects, middleware, and URL routing Simulate a production environment for testing and development Focus on persistence with document databases, particularly MongoDB Make your resources available to other programs with RESTful APIs Build secure apps with authentication, authorization, and HTTPS Integrate with social media, geolocation, and other third-party services Implement a plan for launching and maintaining your app Learn critical debugging skills This book covers Express 4.0.

Author : Juntao Qiu
Publisher : Apress
ISBN 13 : 9781484269718
Total Pages : pages
Book Rating : 4.13/5 ( download)

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Download or read book Test-Driven Development with React written by Juntao Qiu and published by Apress. This book was released on 2021-09-27 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: Learn to use accelerated test-driven development (TDD) to build a React application from scratch. This book explains how your React components will be integrated, and how to refactor code to make it more concise and flexible. With TDD you can develop a robust test suite to catch bugs, and develop modular, flexible code. Applying your understanding of how HTML, CSS, and JavaScript work in the browser you'll build a web application called Bookish using TDD and mainstream React stack technologies such as React, React-router, and Redux. Using higher code quality you'll be able to write executable documentation using Cucumber. This is just one of many essentials in maintaining a practical TDD workflow in your daily workload. Test-Driven Development with React highlights best practices and design patterns that will enable you to write more maintainable and reusable React components. What You'll Learn Manage your application’s state using Redux Employ professional techniques for backend services Use Cypress as an end-to-end testing framework Utilize React-testing-library for unit and integration tests Who This Book Is For Ideal for web application developers who wants to learn how to write high quality code using Test-Driven Development.

Author : Pallavi Sharma
Publisher : BPB Publications
ISBN 13 : 9391392687
Total Pages : 215 pages
Book Rating : 4.80/5 ( download)

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Download or read book Selenium with Java – A Beginner’s Guide written by Pallavi Sharma and published by BPB Publications. This book was released on 2022-02-15 with total page 215 pages. Available in PDF, EPUB and Kindle. Book excerpt: A refresher for Java developers on how to use Selenium IDE and Selenium Grid to automate web browsers KEY FEATURES ● Extensive practical demonstration of Selenium with numerous real-world examples. ● Includes thorough examination of various test automation ideas. ● Covers tools in conjunction with Selenium for implementing browser and web test automation projects. DESCRIPTION This book introduces setting up the environment for writing test scripts after covering Selenium and its capabilities. Numerous functionalities, including the web driver interface, the web element interface, and locators, are illustrated in-depth using the By class. Additionally, the book presents tasks such as HTML element manipulation, mouse and keyboard operations, dropdown, table, window, alert, frame, action class, and synchronization. Along with Selenium IDE and Selenium Webdriver, the book also covers another critical feature, which is the implementation of Selenium Grid, that allows the test suite to execute in parallel across several settings. Several add-on automation scripts, such as those for taking screenshots, object and data information, are thoroughly displayed and explained in this book. The book discusses tools like TestNG and Maven that aid in the overall development of the test project ecosystem. After reading the book, you should feel extremely competent in utilizing Selenium to automate a variety of web and browser testing scenarios and tasks. WHAT YOU WILL LEARN ● Get trained to automate the end-to-end testing of online applications with Selenium Webdriver. ● Confidently configure the Selenium Grid for cross-browser testing. ● Create locators quickly for various HTML elements on the page. ● Opportunities to improve test writing skills with the popular unit test framework, TestNG. ● An in-depth explanation of the management of objects and data in the test project. WHO THIS BOOK IS FOR This book is intended for software test engineers who wish to develop a strong foundation in Selenium implementation to create test automation solutions. Basic knowledge of testing and Java as a programming language is required. AUTHOR BIO Pallavi is a multi-skilled professional and has donned many hats in her career span. She founded 5 Elements Learning, where she acted as a coach, writer, and speaker on test automation solutions and collaborated with learning enthusiasts, organizations, and mentors from across the globe. She is a Steering Committee member at Agile Testing Alliance(ATA). She has contributed to Selenium Documentation, at the Selenium Project. She is the author of the book ‘Selenium with Python Beginners’ with BPB Publications. She has curated, organized, and acted as a jury for various international conferences and meetups like Selenium Conference India, StepIn Delhi, Selenium Conference by ATA, APISummit by ATA, and Global Testing Retreat by ATA. She is a firm believer in the larger good and likes to live by example. She volunteers her resources for Jabarkhet forest reserve, People for animals, and Wildlife SOS. She lives in the National Capital Region with her doctor parents, her husband, two children [sometimes she wonders though!], and a labrador. She likes to pen her thoughts as short stories, poems, and anecdotes. She is a firm believer in giving and living by example which she continues to learn, as life continues.

Author : David Herron
Publisher : Packt Publishing Ltd
ISBN 13 : 1788627369
Total Pages : 482 pages
Book Rating : 4.68/5 ( download)

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Download or read book Node.js Web Development written by David Herron and published by Packt Publishing Ltd. This book was released on 2018-05-30 with total page 482 pages. Available in PDF, EPUB and Kindle. Book excerpt: Node.js is a server-side JavaScript platform using an event-driven, non-blocking I/O model allowing users to build fast and scalable data-intensive applications running in real time. JavaScript is no longer just for browsers and this exciting introduction to Node.js will show you how to build data-intensive applications that run in real time. ...