Functional testing: Learn what functional testing is

Learn what functional testing is, how to plan and execute it, and what tools and techniques to use. This comprehensive guide covers unit, sanity, smoke, regression, integration, and system testing with examples and diagrams. How to do Functional Testing? The following is a step-by-step procedure for doing Functional Testing − Recognize the Required Functionality Determine the test input of test data depending on the requirements. Calculate the predicted results using the test input data you've chosen. Carry out test cases Contrast the real and calculated predicted results. Functional Vs Non-Functional Testing Functional Testing Tools #1. Selenium Selenium is possibly the most popular open-source test automation framework for Web applications. Being originated in the 2000s and evolved over a decade, Selenium has been an automation framework of choice for Web automation testers, especially for those who possess advanced programming and scripting skills. Selenium has become a core framework for other open-source test automation tools such as Katalon Studio, Watir, Protractor, and Robot Framework ... Functional testing is a type of software testing that verifies a system’s features and workflows work according to business requirements by checking inputs, outputs, and behavior. In simple terms, it answers the question: “Does the software do what it’s supposed to do?”