hehe... i meant "Assertions", i wrote that email before i had a cup of
coffee. :)
You make a very good point I think you're right, only "in" attributes
are really necessary.
Steve Nelson
John Quarto-vonTivadar wrote:
>
> >
> > My idea is that when creating a fuse you should add TWO sets of cfparams
> > instead of just one. One at the top of the file and one at the bottom.
> > The idea is that the fusecoder would put their code in between the "in"
> > and the "out" attributes. The "In Attributes" would verify that
> > attributes were passed into the fuse. The "Out Attributes" would verify
> > that attributes were created from within the fuse. Take a look:
>
> [I'm piping in since I got chided for being quiet the last month]
>
> isn't this redundant? If the Out attributes are not correctly passed out
> then they will be caught as such at the next XFA (which is presumably the
> point). Yes, testing on the outward journey is an extra layer of checking
> with virtually no overhead, I totally agree with that. But it has nothing
> to do with the *current* fuse, but rather with the *next* fuse--so it should
> be checked by (only) the next fuse. (If fusebox were doing more module calls
> instead of includes
> then I might be of a different mind on this)
>
> Otherwise it would mean that it would
> be possible, not that you would do this, to edit one fuse and somehow
> "break" the second fuse--the second one would not really be broken but you'd
> have to open up both fuses to check the code.
>
> I wonder if the Test Harness concept could be extended to check not only the
> inputs but also the outputs. That is where the extra checking should occur.
>
> Also, Steve mentioned using "Assumptions" which is not a word reference I've
> heard lately. Is that the same thing as Hal's "Assertions" ?
>
>
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