[Haskell-cafe] Using Quick Check generators for getting arbitrary value streams

adam vogt vogt.adam
Wed Oct 9 02:14:06 UTC 2013

Hi Luke,

It seems like you missed this module:


On Mon, Oct 7, 2013 at 7:21 PM, Luke Evans <luke at eversosoft.com> wrote:
> I was hoping I could use Arbitrary instances to generate streams of values for test data.
> It looks like you're not 'supposed' to be trying this, other than for the specific purpose of then testing some properties on these streams within Quick Check itself.
> I'm looking for something like the sample' function in Quick Check, only to produce an infinite stream of values (rather than the 11 values that are clearly designed simply to give you a sense of the output of a generator).
> Am I out of luck, or is there yet some cunning way of doing this without hacking the Quick Check package to export the MkGen constructor?
> -- Luke
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