Realizing the benefits of software automation testing first requires understanding that automation isn’t automatic. If you understand the basics — what it is, what it is not, who uses it and why they do so — you will start to see why automation testing is fundamental to modern software development. The efficiency gains associated with successful test automation require the use of automation frameworks and proper automation software tools.
Automated testing expanded with Agile principles because testing in a repeatable manner that is secure, reliable, and keeps pace with the rapid deployment of software is required for this environment. In their book Agile Testing: A Practical Guide for Testers and Agile Teams, authors Lisa Crispin and Janet Gregory claim Agile development depends on test automation to succeed. They emphasize the team effort required for test automation and recommend automating tests early in the development process. Also, the development of automation code is as important as the development of the actual production code for software. The “test-first" approach to development is known as Test-Driven Development.
You may have noticed that many of these solutions are either built on top of or compatible with Selenium testing. Selenium is undoubtedly the most popular automated security testing framework for web applications. However, it has been extended quite often to add functionality to its core. Selenium is used in everything from Katalon Studio to Robot Framework, but alone, it is primarily a browser automation product.
TDD is misleading if you don’t realize that it is more about software design and teamwork than testing. According to the authors, an Agile programmer using TDD to write “test-first” code can think about what functionality they want from the code and then partner with a tester to make sure all aspects of the code are performing to that standard of functionality.
Angie Jones is a Consulting Automation Engineer who advises several Scrum teams on automation strategies and has developed automation frameworks for many software products. Angie speaks and teaches internationally at software conferences, serving as an Adjunct College Professor of Computer Programming, and also teaches tech workshops to young girls through TechGirlz and Black Girls Code. Find out more on LinkedIn and at angiejones.tech
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Manual software testing is performed by a human sitting in front of a computer carefully going through application screens, trying various usage and input combinations, comparing the results to the expected behavior and recording their observations. Manual tests are repeated often during development cycles for source code changes and other situations like multiple operating environments and hardware configurations. An automated testing tool is able to playback pre-recorded and predefined actions, compare the results to the expected behavior and report the success or failure of these manual tests to a test engineer. Once automated tests are created they can easily be repeated and they can be extended to perform tasks impossible with manual testing. Because of this, savvy managers have found that automated software testing is an essential component of successful development projects.
Test automation on the other hand is the automated execution of predefined tests. A test in that context is a sequence of predefined actions interspersed with evaluations, that James Bach calls checks. These checks are manually defined algorithmic decision rules that are evaluated on specific and predefined observation points of a software product. And herein lies the problem. If, for instance, you define an automated test of a website, you might define a check that ascertains a specific text (e.g. the headline) is shown on that website. When executing that test, this is exactly what is checked—and only this. So if your website looks like shown in the picture, your test still passes, making you think everything is ok.
Suppose any software has come up with new releases and bug fixes, then how will you ensure about that the new released software with bug fixes has not introduced any new bug in previous working functionality? So it’s better to test the software with old functionalities too. It is difficult to test manually all functionalities of the software every time with the addition of some bug fixes or new functionalities. So, it is better to test software every time by Automation testing technique using Automation Tool efficiently and effectively. It is effective in terms of cost, resources, Time etc.
The ROI on automation tests varies depending on several factors. Some tests are difficult to develop because of technology constraints. For example, testing frameworks may not support test cases that run across several browser sessions or across different devices. Other tests may not need to be run frequently. For example, it might be more cost-effective to occasionally and manually test a use case for a rarely used feature, rather than invest the time to develop and maintain an automated test that runs after each nightly build. Each organization will make its considerations according to its own priorities, but it's always important to consider the ROI you'll get by automating your tests.
The example is trivial; of course you'll create a login function that you can reuse. But when we get to the nitty-gritty of the application — creating new data, editing rows and profiles, searching, and so on — it is tempting to just get the code to work. As you add new features, you copy/paste to make a new automated example. Over a period of years, you end up with a lot of copied/pasted code.
Over a decade of domain experience has taught us that there are some of the best automation testing tools available in the market, some of which are open and some available as commercial versions. We have the expertise to help you choose the most effective software testing tool(s) based on your specific requirements and effectively use these tools to meet your exact requirements.