hspecVariant: Spec for testing properties for variant types
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- hspecVariant-1.0.0.0.tar.gz [browse] (Cabal source package)
- Package description (as included in the package)
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| Versions [RSS] | 0.1.0.0, 0.1.0.1, 1.0.0.0, 1.0.1.0 |
|---|---|
| Dependencies | base (>=4.6 && <5), hspec (>=2.2 && <3), QuickCheckVariant (>=1 && <2) [details] |
| License | GPL-3.0-only |
| Copyright | (c) Jorge Santiago Alvarez Cuadros |
| Author | Jorge Santiago Alvarez Cuadros |
| Maintainer | [email protected] |
| Category | Testing |
| Home page | https://github.com/sanjorgek/hspecVariant |
| Bug tracker | https://github.com/sanjorgek/hspecVariant/issues |
| Source repo | head: git clone [email protected]:sanjorgek/hspecVariant.git |
| Uploaded | by sanjorgek at 2018-02-02T01:26:54Z |
| Distributions | |
| Reverse Dependencies | 1 direct, 0 indirect [details] |
| Downloads | 2353 total (8 in the last 30 days) |
| Rating | (no votes yet) [estimated by Bayesian average] |
| Your Rating | |
| Status | Docs available [build log] Last success reported on 2018-02-02 [all 1 reports] |
Readme for hspecVariant-1.0.0.0
[back to package description]hspecVariant
Spec for testing properties for variant types
{-# LANGUAGE TypeSynonymInstances #-}
import Test.QuickCheck.Variant
type Natural = Integer
instance Variant Natural where
invalid = do
n <- arbitrary
if (n<0) then return n else return ((-1)*(n+1))
valid = do
n <- arbitrary
if (n>=0) then return n else return ((-1)*n)
Test
import Test.Hspec
import Test.Hspec.Variant
main::IO ()
main = hspec $
describe "Naturals" $
propValid "succ" $
\x -> succ (x::Natural) > 0
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