Currency Conversion Program Research Paper

Currency Conversion Program
IT/210
September 2, 2012
Daniel Reddy

Currency Conversion Program Input | Process | Output | Name: domestic (text)-from keyboard Type: (real, > 0.0)-from keyboardRange: (real, 0- 1,000,000.00)-from keyboard | Display Menu | Name: domestic (text) Type: (real, > 0.0) Range: (real, 0-1,000,000.00) | Name: foreign (text)-from keyboardType: (real, > 0.0)-from keyboardRange: (real, 0-1,000,000)-from keyboard | Get International Value | Name: foreign (text) Type: (real, > 0.0)Range: (real, 0-1,000,000.00) | Name: domestic (real, > 0.0)Type:(real, 0-1,000,000.00)Range:(real, 0-1,000,000.00)Name: foreign (real, > 0.0) Type:(real, 0-1,000,000.00) Range:(real, 0-1,000,000.00) | Convert…show more content…
Display exit message GetIntValue Yes
No
ConvertCurrency

DisplayResults

End
Begin
DisplayMenu Quit
?
Display exit message GetIntValue Yes
No
ConvertCurrency

DisplayResults

End

-------------------------------------------------

Control Flow Diagram—DisplayMenu

Begin
Choose domestic currency Valid
Selection
?
Error
4
:
Invalid menu selection
No
Yes
End
Quit
?
Yes
Display exit message

Quit
Verified
?

Yes
Choose foreign currency

No
No
Begin
Choose domestic currency Valid
Selection
?
Error
4
:
Invalid menu selection
No
Yes
End
Quit
?
Yes
Display exit message

Quit
Verified…show more content…
Test Case 2: Inputs 1
Expected output: You chose South Korean Won
Result: You chose 1
Solution: Add Nesting structure for each of the five currencies

Test Case 3: Inputs 6
Expected Output: A display message
Result: Blank screen
Solution: Add Write “Thank You”

Test Case 4: Inputs Malaysian Ringgit
Expected Result: Your selection is not valid, please make a valid selection
Result: System crash
Solution: ElseIf NOT currencyType >=1 OR <=6 AND !=integer Then

GetIntValue
Test Case 1: Input -1
Expected Result: “Currency is not valid, please enter a valid number”
Result: “Currency is not valid, please enter a valid number”

Test Case 2: Input 874,000.12
Expected Result: “You entered 874,000.12
Result: “Currency is not valid, please enter a valid number”
Solution: Display "Enter a currency value (positive number, for example 1000000.00):"

Test Case 3: Input 1200300.00
Expected Result: “Currency is not valid, please enter a valid number”
Result: “Currency is not valid, please enter a valid number”

Test Case 4: Input 500.00
Expected Result: You entered 500.00
Result: You entered 500.00

ConvertCurrency
Test Case 1: Input 1
Expected Result: continue to DisplayResults