QuickCheck properties for IntSet
dbenbenn at gmail.com
Mon Dec 3 16:12:35 EST 2007
On 12/3/07, Don Stewart <dons at galois.com> wrote:
> > I wish I could use QuickCheck to write an actual unit test: that is,
> > an executable program that returns 0 on success, and non-zero on
> > failure. Then we could put these properties in the tests/ directory,
> > and have them automatically executed. Is anyone working on such a
> > feature for QuickCheck?
> The 'quickCheck' function does this, iirc.
I don't think so. I do:
> cat foo.hs
main = quickCheck False
> runhaskell foo.hs
Falsifiable, after 0 tests:
> echo $?
As far as I can see, quickCheck never causes an error exit to happen.
And it doesn't even return IO Bool, so I can't use quickCheck to write
my own function that calls System.Exit.exitFailure
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