quickcheck-combinators

Version 0.0.4 revision 0 uploaded 2018-06-09T04:40:40.000Z by athanclark.

Package meta

Synopsis

Simple type-level combinators for augmenting QuickCheck instances.

Description

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)
    -- ...

Author

Athan Clark <athan.clark@gmail.com>

Bug reports

n/a

Category

Testing

Copyright

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Homepage

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Maintainer

Athan Clark <athan.clark@gmail.com>

Package URL

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Stability

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Components

• lib:quickcheck-combinators