Re:Automated Refactoring of a U.S. Department of Defense Mai...
by dragonwriter on Monday May 06, 2019 @02:04PM
(#19842057)
> The COBOL doesn't have automated tests. When you port the COBOL to Java (whether automated or manually) you aren't asking "where are the original requirements?".
You should be asking where is the current documentation of the system specs, and in some cases you might even get something reasonably current and complete when you ask that, depending on how to use the change management process has been.
> When you do a re-write you have to go back to the customer and whatever original documentation you have lying around and you have to figure out and document what the system does.
Both what it does and (and this is where the customer is involved) what it is currently supposed to do.
You should be asking where is the current documentation of the system specs, and in some cases you might even get something reasonably current and complete when you ask that, depending on how to use the change management process has been.
> When you do a re-write you have to go back to the customer and whatever original documentation you have lying around and you have to figure out and document what the system does.
Both what it does and (and this is where the customer is involved) what it is currently supposed to do.