Integration testing involves testing the interfaces between the modules, verifying that data is passed correctly between the modules, and ensuring that the modules function correctly when integrated with each other. Read more: Unit Testing vs Integration Testing: What are the key differences? Integration testing objectives and examples Functional Testing; Functional testing focuses on a "happy path" - ensuring all the crucial user functionalities, such as signups, logins, purchasing workflows, are working as expected. It has different subsets, each with specific advantages. Take integration testing, for example, that ensures compatible working of all the integration. There are two types of regression: functional and non-functional. In functional regression, there is a loss of functionality. In other words, when one aspect of the software is changed, some other aspect stops working. In non-functional regression, the softwareâs functionality works as intended, but the system might now be suffering from Functional testing is a type of software testing that focuses on verifying that a software applicationâs functions or features work correctly. It involves testing the applicationâs user What is Incremental Testing. Incremental Testing, also known as Incremental Integration Testing, is one of the approaches of Integration Testing and incorporates its fundamental concepts. It is like a test which combines Module and Integration testing strategy. In this testing, we test each module individually in the unit testing phase, and Learn the differences between functional testing and integration testing, two types of software testing that complement each other but have some differences. See the criteria, techniques, issues, results, tools, and teams involved in each testing process. Compare the advantages and disadvantages of each testing approach. AS9t.