The software Graphical User Interface (GUI) is tested for the following usability requirements:
- Application Launch and About screens (see the EPRI Copyright Notice (105 KB) document)
- Uses standard GUI features (e.g., pull-down menus, dialog boxes, toolbar buttons)
- Consistent and logical navigation flow
- Windows have consistent look and feel
- Window colors must respond correctly to user changing of color settings
- Menu options can be accessed via keyboard commands and/or arrow keys
- Correct Tab order and function of hot-keys (alt-keys)
- Support copying and pasting
- Data formats are consistent throughout application windows
- Information and error messages are useful, accurate, and correctly spelled
- Error messages must be clear and direct the user to a solution
- Unnecessary warnings do not appear
- Interface recovers from anticipated user errors (e.g., invalid input)
- Consistent interface across family of software applications (if applicable)