The term test case is the fundamental building block of any carefully planned testing process. Unlike a test scenario, which provides a general overview of what is to be tested (including the name and description of the test), a test case goes into detail – it specifies the input conditions, describes in detail the steps to be taken, and defines the expected outcomes. In this way, test cases enable testing teams to conduct consistent, repeatable, and precise tests.
Every test case should be designed to logically follow on from the others, together creating a cohesive test scenario. This arrangement not only facilitates the organization and planning of tests but also helps identify gaps in test coverage. Furthermore, a well-prepared test case is an invaluable tool for communication with the development team – it provides a clear and structured description of the problem, which is key to efficient error resolution.
Well-prepared test cases offer a significant advantage when transitioning from manual to automated testing. They serve as a detailed guide for creating automated tests, ensuring that automation covers all important aspects of the application. In this way, they not only save time and resources during repeated testing but also increase the efficiency of the entire testing process.
As a result, when test cases are used correctly, they not only increase the chances of detecting errors before a product is launched but also strengthen the bridge between manual and automated testing, and support the continuous improvement of software quality. Thorough preparation and use of test cases are therefore key to a successful testing cycle and the overall quality of the development project.
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