Define test context

The test context consists of what is to be tested (System Under Test, SUT) and special testing classes used to call the SUT’s operations (drivers) and to respond to calls by the SUT (stubs). Identify the test case By definition, a test case consists of all tests necessary to verify some functionality.

Define test cases

Identify test cases by identifying the functionality you are building. This functionality may be described by a use case, an activity diagram or flow chart, a state chart, a set of requirements, or a text design description.