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All About Cross Browser Testing.

cross browser testing

What is Cross Browser Testing:

Cross-browser testing is the process of ensuring that a website or web application functions consistently and correctly across different web browsers and their various versions. This testing approach helps identify and address compatibility issues, such as rendering discrepancies or functionality errors, that may arise when users access the site from diverse browsers like Chrome, Firefox, Safari, and Edge. By conducting cross-browser testing, developers and QA teams can enhance the user experience and ensure a more inclusive web presence, accommodating users with different browser preferences and configurations. It is a crucial step in delivering a reliable and uniform experience across the digital landscape.

What is Device Testing?

Device testing involves assessing the performance and functionality of software applications across various devices, including smartphones, tablets, and other hardware. This process ensures that the software behaves consistently and efficiently on diverse devices, accounting for differences in screen sizes, resolutions, and hardware capabilities. Device testing is vital for delivering a seamless user experience, identifying and addressing issues related to device-specific functionalities, and validating the software’s compatibility with different platforms. By conducting thorough device testing, developers and QA teams can enhance the reliability and usability of their applications, catering to the diverse preferences and configurations of end users.

Advantages of Cross-Browser Testing:

Cross-browser testing offers several advantages in the development and maintenance of web applications:

  1. Consistent User Experience: Ensures that your website or web application functions uniformly across different browsers, providing a consistent and reliable user experience for all users.
  2. Bug Identification: Helps identify and address browser-specific bugs or compatibility issues early in the development process, preventing potential problems for end-users.
  3. Enhanced Website Performance: Detects and resolves performance issues that may arise on certain browsers, optimizing the speed and responsiveness of your site across the digital landscape.
  4. Increased User Base: Broadens your audience by making your website accessible to users with different browser preferences, increasing the reach and inclusivity of your online presence.
  5. Better Customer Satisfaction: Reduces the likelihood of users encountering errors or issues when accessing your site, leading to improved customer satisfaction and trust in your web application.
  6. Compliance with Web Standards: Ensures that your website adheres to web standards, promoting a more robust and interoperable online environment.
  7. Support for Legacy Browsers: Allows you to support users who may still be using older or less common browsers, accommodating a diverse range of users.
  8. Early Detection of Issues: Identifying and fixing cross-browser issues early in the development lifecycle helps save time and resources compared to addressing them later in the process or after deployment.
  9. Future-Proofing: Anticipates and prepares your application for upcoming browser releases or changes, minimizing the impact of browser updates on your website’s performance.
  10. Competitive Edge: A website that works seamlessly across various browsers can contribute to a positive brand image, giving your business a competitive edge in the online market.

Popular tools we can use for cross-browser Testing

Several popular tools are available for cross-browser testing, each offering unique features and capabilities. Here are some widely used tools for cross-browser testing:

  1. Selenium WebDriver: – Selenium is a widely adopted open-source tool for automating web browsers. Selenium WebDriver allows testers to write scripts in various programming languages, enabling cross-browser testing across different browsers like Chrome, Firefox, Safari, and more.
  2. BrowserStack:- BrowserStack is a cloud-based testing platform that provides a wide range of browsers and devices for cross-browser testing. It allows testing on real browsers, offering a convenient way to check compatibility on various environments.
  3.  CrossBrowserTesting: CrossBrowserTesting is another cloud-based platform that supports manual and automated testing on a broad selection of browsers and devices. It offers features like screenshot comparison and responsive testing.
  4. LambdaTest: LambdaTest is a cloud-based testing platform that allows users to perform cross-browser testing on a scalable cloud infrastructure. It supports real-time testing on various browsers and operating systems.
  5. Browserling: Browserling is an online cross-browser testing tool that enables users to test their websites on different browsers and operating systems. It offers live interactive testing and automated screenshot capturing.
  6. TestComplete: TestComplete is a comprehensive testing tool that supports cross-browser testing. It allows users to create automated tests for web applications, including recording and playback features.
  7. Microsoft Edge Developer Tools: Microsoft Edge includes built-in developer tools that allow developers to test their websites on different versions of the Edge browser. It is particularly useful for testing on Microsoft’s browsers.
  8. Ghostlab: Ghostlab is a synchronization and testing tool that enables testing on multiple devices simultaneously. It supports synchronized testing on various browsers and mobile devices.
  9.  Applitools: Applitools offers visual testing solutions for cross-browser testing. It uses AI to identify visual differences and provides insights into how a website looks across different browsers and devices.
  10. Cypress: Cypress is a JavaScript-based end-to-end testing framework that supports cross-browser testing. It offers a fast, reliable, and easy-to-use platform for testing web applications.

Choose a tool based on your specific requirements, such as the need for manual or automated testing, the range of browsers and devices supported, and the features provided for comprehensive cross-browser testing.

Popular tools we can use for Device Testing

For device testing, especially on mobile devices, there are various tools available to ensure that your applications work seamlessly across different devices. Here are some popular tools for device testing:

  1. Appium: Appium is an open-source automation tool for mobile applications. It supports both Android and iOS platforms, allowing you to write tests using your preferred programming language.
  2. Xamarin Test Cloud (now part of App Center): Xamarin Test Cloud, part of Microsoft’s App Center, offers a cloud-based testing platform for mobile apps. It allows testing on a large number of real devices, covering a wide range of operating system versions.
  3. Firebase Test Lab for Android/iOS: Firebase Test Lab is a cloud-based testing infrastructure provided by Google. It allows testing Android and iOS apps on real devices and virtual devices in the cloud.
  4. Perfecto: Perfecto is a cloud-based testing platform that supports testing on a variety of real mobile devices and browsers. 
  5. BrowserStack App Live: BrowserStack also provides a tool specifically for testing mobile applications called BrowserStack App Live. It supports real device testing for both Android and iOS apps.
  6. Kobiton:  Kobiton is a mobile testing platform that allows testing on real devices as well as emulators and simulators. It supports manual as well as automated testing.
  7. AWS Device Farm: Amazon Web Services (AWS) Device Farm is a cloud-based mobile application testing service. It provides a variety of real devices for testing Android and iOS apps.
  8. TestObject (Sauce Labs): TestObject, now part of Sauce Labs, offers a cloud-based platform for mobile app testing. 
  9. SeeTest: SeeTest by Experitest is a mobile testing tool that supports both manual and automated testing on a wide range of real devices.
  10. Robot Framework with Appium Library: Robot Framework is a generic automation framework, and when combined with the Appium Library, it becomes a powerful tool for mobile app testing across different devices.

When choosing a tool for device testing, consider factors such as the range of devices supported, automation capabilities, ease of use, and integration with your existing development and testing processes.

In conclusion, cross-browser testing is a critical aspect of web development that ensures a consistent and reliable user experience across various web browsers and their versions. This testing approach offers several advantages, including the identification of compatibility issues early in the development process, bug prevention, and improved website performance. By conducting thorough cross-browser testing, developers and QA teams can create web applications that cater to a diverse audience, supporting users with different browser preferences and configurations. It contributes to increased customer satisfaction, compliance with web standards, and a competitive edge in the online market. Utilizing the right tools and strategies for cross-browser testing is essential for delivering high-quality, universally accessible web applications.