Calculate Run Time Use Case Detailed Description

Use Case Name	Calculate Run Time
Scenario	N/A
Triggering Event	Runner enters the appropriate data for run time calculation.
Brief Description	The: 1) Distance Ran 2) Pace in MM:SS.ss or MM.mm format is entered into the computer.	The System takes the Pace, multiplies it by the distance and returns the run time of the runner in HH:MM:SS.ss or HH.hh format.
Actors	Runner
Related Use Cases	Enter Run Data
Stakeholders	N/A
Preconditions	The Application is running, pace must be entered in MM:SS.ss or MM.mm format. Run Distance must be entered in Meters, kilometers or miles format.
Postconditions	The Run Time data must be calculated. Run Time is presented in MM:SS.ss or MM.mm format.
Flow of Events	Actor	System
	1. Runner enters the Run Distance and the Pace.
	2. Runner requests the Run Time	2. Calculates the Run Time by taking the Run Distance and multiplying it by the Run Pace.
		2.1 Presents the calculated Run Time in HH:MM:SS.ss or HH.hh format.
Exception Conditions	2. If the runner does not enter enough data for the calculation, then the System informs the user more data is needed: either a) The Distance Ran or b) The Runner's Pace.
	2. If the runner enters the time in the wrong format, then the System informs the user of the proper format for time entry.
	2. If the runner enters the distance in the wrong format, then the System informs the user of the proper distance format (this should be pretty explanatory).