Connect with us

Hi, what are you looking for?


End-To-End Testing – What Is E2E Testing? and How Does It Work?

End-To-End Testing
Image Source-

If you’re running a website, then end-to-end testing is something you need to know about it. End-to-end testing (or e2e testing) is the process of testing a website from start to finish, making sure that all the pieces are working together properly. This is an essential step in ensuring that your website is functioning correctly and providing a good user experience. In this article, we’ll discuss what end-to-end testing is, how it works, and why it’s so important.

What is end-to-end testing

End-to-end testing is a method of testing that verifies the end-to-end functionality of a system. It is used to ensure that the system under test behaves as expected from end to end and that all components are working together as intended. End-to-end tests are typically end-user scenario-based and are designed to exercise the system from end to end, through all layers of the stack.

In contrast, unit tests focus on individual units of code, and integration tests focus on testing the interactions between various components. End-to-end tests are generally considered to be the most comprehensive and effective type of test, as they can catch errors that other types of tests would not be able to detect. However, end-to-end tests can also be time-consuming and expensive to create and maintain. As such, they are usually reserved for critical functions and are not always practical for the comprehensive testing of large systems.

How end-to-end testing (E2E) works?

In end-to-end testing, all components of the system are tested to verify that they work together as intended. This type of testing can be used to test applications, websites, and even hardware systems. E2E testing is often used to find bugs that cannot be found through unit testing or integration testing. To perform end-to-end testing, a tester will need access to all parts of the system under test. In some cases, e2e testing may also require testers to have knowledge of the internal workings of the system. E2E testing can be time-consuming and difficult to automate, but it is essential for ensuring the quality of complex systems.

End-to-End Testing Framework With Example

End-to-End tests are a type of functional tests that check the end-to-end functionality of an application. They are typically used to test web applications and mobile apps. end-to-end tests simulate the real user experience by testing the entire workflow of an application.

For example, an end-to-end test for an e-commerce site would include adding items to the shopping cart, entering shipping information, and completing the checkout process. end-to-end tests can be performed manually or using an automated e2e testing framework. An example of an automated end-to-end testing framework is Selenium. Selenium is an open-source tool that can be used to automate end-to-end tests for web applications. It supports multiple browsers and operating systems.

Why Do We Need End-to-End Testing

This is a process of testing a complete software system to verify that it meets the requirements that guided its design and development. The purpose of E2E testing is to isolate the system under test from its environment and ensure that all functions work as expected. E2E testing is also known as black-box testing, e2e testing, or integrated testing. 

 There are 5 important benefits of E2E testing

1. Helps ensure that the system meets the customer’s expectations by simulating real-world scenarios. 

2. Increases confidence in the system’s ability to function correctly in a production environment. 

3. Identifies defects that cannot be found through unit or component tests. 

4.reveals problems with data integrity and communication between different components or systems. 

5. Provides valuable information about system performance and scalability. 

End-to-end testing is an essential part of the software development process, providing confidence in the system’s ability to meet customer expectations and perform reliably in production. When combined with other types of tests, such as unit tests and component tests, end-to-end tests provide comprehensive coverage of the system under test.

End-to-End Testing VS Integration Testing

End-to-end testing and integration testing are both important tools for quality assurance. However, they serve different purposes. End-to-end testing verifies that the system as a whole works as expected, while integration testing focuses on verifying the interactions between components. 

End-to-end testing is typically done after integration testing is complete. This is because end-to-end tests require all components to be integrated together in order to work properly. By contrast, integration tests can be done on individual components before they are integrated with the rest of the system. 

Both end-to-end testing and integration testing are essential for ensuring the quality of a software system. However, it is important to understand the difference between these two types of tests in order to ensure that each is used correctly.

Best End-to-End Testing Tools | Top 5 End-To-End Testing Tools

End-to-end testing is a type of software testing that verifies whether the application under test can achieve its goals. The main purpose is to see if the system as a whole work, as opposed to individual units or components. In order to carry out end-to-end testing effectively, you need to have the right tools in place. Here are 5 of the best end-to-end testing tools currently available:


TestRigor is an end-to-end testing tool that helps developers test their web applications. It works by simulating user interactions with the application, and then checking that the application responds as expected. TestRigor can test both the front-end and back-end of an application, which makes it ideal for testing complex applications. In addition, TestRigor can be used to test applications that are deployed on different platforms, such as mobile devices and desktop browsers. TestRigor is a powerful tool that can save developers time and money by allowing them to quickly find and fix errors in their applications.


Mabl, the end-to-end testing tool, offers a simple and scalable solution for test automation. Mabl automatically generates tests from your application’s existing functional tests, so you don’t have to write a single line of code. Mabl also provides an easy-to-use visual test editor for creating and editing tests, as well as a powerful command line interface. Mabl is available in both a free community edition and a paid enterprise edition. The enterprise edition includes additional features and support, such as unlimited test runs, advanced reporting, and integrations with popular development tools. Mabl pricing is based on the number of monthly test runs, with discounts available for annual contracts. Mabl also offers a free trial so you can try out the tool before committing to a purchase.


Testcafe is an automated end-to-end testing tool that helps developers test their web applications with ease. It is a fast, simple and reliable testing tool that makes test development and execution faster, easier and more efficient. Testcafe comes with a wide range of features that make it an ideal testing tool for both small and large web applications. Some of the key features of Testcafe include:

  • Testcafe is easy to install and requires no configuration.
  • Testcafe automatically detects Testcafe browsers and starts them when needed.
  • Testcafe supports all major browsers including Google Chrome, Mozilla Firefox, Microsoft Edge, Safari, and Opera.
  • Testcafe can run tests in parallel on multiple browsers simultaneously.
  • Testcafe has a built-in recorder that allows you to record your test steps and play them back later.
  • Testcafe allows you to take screenshots of your test results for easy debugging.
  • Testcafe is available in both free and paid versions. The free version offers all the basic features while the paid version includes additional features such as:
  • Priority support from the Testcafe team
  • Unlimited number of simultaneous testing sessions

Selenium Testing Tool

The Selenium end-to-end testing tool offers an extensive suite of features for web application testing. It includes support for multiple browsers, including Firefox, Chrome, and Safari, as well as a mobile emulator for testing mobile web applications. The tool also offers a wide range of assertions and verifications for testing web elements, and users can create custom extensions to further customize the tool’s functionality. In terms of pricing, the Selenium is available at a subscription price of $99 per month. However, a free trial is also available for those who wish to test the tool’s capabilities before making a commitment.

Cypress Testing

Cypress is a software that helps you test your web applications from the user’s perspective. It is simple to use and easy to install. Cypress tool integrates with most of the development frameworks and build tools. Cypress end-to-end testing tool is free and open source. cypress end-to-end testing tool has a._ pricing plans: Community Edition, Professional Edition, and Enterprise Edition.

The Community Edition is free and can be used for unlimited projects. The Professional Edition is priced at $299 per year and allows you to use Cypress for commercial projects. The Enterprise Edition is priced at $999 per year and allows you to use Cypress tool for large projects with multiple teams. Cypress end-to-end testing tool has many features that make it a great choice for web application testing. Cypress end-to-end testing tool has an intuitive user interface that makes it easy to use. Cypress has a rich set of documentation that helps you get started quickly.

You May Also Like

Digital Marketing

Reading up on the latest trends in fashion and clothing is a common practice for many people. It’s fun, informative, and helps you identify...


Data-driven marketing is one of the most efficient and effective ways to target potential customers. It uses customer data to create highly personalized campaigns...


A customer is the most significant person in the whole business activities, if a business does not have customers then what is the worth...

Lifestyle & Entertainment

1filmy4wap is one of the most popular websites which features all the latest movies for free. These movies are available just after their release....