Use Cases will often act as the basis for the definition of Test Cases.Īny number of Use Case diagrams can be created to represent different parts of a system or Packages of Use Cases. They always describe the goal from the Actors' perspective, the details of the Use Case will describe the goal with more precision. The Use Case diagram is used to describe the goals that users or other systems want to achieve from interacting with the system. Ribbon: Design > Diagram > Add > UML Behavioral > Use Caseīrowser window Toolbar : New Diagram icon > UML Behavioral > Use Caseīrowser window context menu | Add Diagram. They are typically used in conjunction with higher level Business and Stakeholder Requirements and are often supplemented with a set of Non Functional Requirements.