quickcheck-combinators: Simple type-level combinators for augmenting QuickCheck instances.

[ bsd3, library, testing ] [ Propose Tags ]

Simply wrap the type you want to generate (assuming it satisfies all the necessary constraints) to refine the terms generated:

{-# LANGUAGE DataKinds #-}

import Data.Set (Set)
import Test.QuickCheck
import Test.QuickCheck.Instances
import GHC.TypeLits

instance Arbitrary LinearEquation where
  arbitrary = do
    vars <- arbitrary :: Gen (AtLeast 3 Set String)
    -- ...
Versions 0.0.0, 0.0.1, 0.0.2, 0.0.3, 0.0.4
Change log ChangeLog.md
Dependencies base (>=4.8 && <5), QuickCheck, unfoldable-restricted (>=0.0.1) [details]
License BSD-3-Clause
Author Athan Clark <athan.clark@gmail.com>
Maintainer Athan Clark <athan.clark@gmail.com>
Category Testing
Source repo head: git clone git@github.com:athanclark/quickcheck-combinators.git
Uploaded by athanclark at Sat Jun 9 04:40:40 UTC 2018
Distributions NixOS:0.0.4
Downloads 773 total (62 in the last 30 days)
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Status Docs available [build log]
Last success reported on 2018-06-09 [all 1 reports]
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