A Driver is a component or tool that temporarily replaces another component and controls or calls a test item in isolation. Key aspects include:
Functions:
- Test Execution: Used to test components that are not yet complete.
- Isolation Testing: Allows testing of individual units without dependencies.
Importance:
- Component Testing: Ensures individual parts of the software work correctly.
- Early Testing: Drivers help start testing early in the development process.
Challenges:
- Complexity: Creating effective drivers can require significant effort.
- Maintenance: Drivers may need frequent updates as the software evolves.
Benefits:
- Early Issue Detection: Helps find problems sooner.
- Focused Testing: Isolates individual units for more effective testing.
See Stubs & Drivers