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GHC 9.10.3 · lts/ghc-9.10.x · 248f8f0 · 2026-10-05

Modulegenvalidity-hspec-1.0.0.4Haskell2010

Test.Validity.Show

Show and Read properties

  • 6 values
valueshowReadSpecOnGen
  1. :: (Show a, Eq a, Read a, Typeable a)
  2. => Gen a
  3. -> String
  4. -> a -> [a]
  5. -> Spec
#

Standard test spec for properties of Show and Read instances for values generated by a custom generator

Example usage:

showReadSpecOnGen ((* 2) <$> genValid @Int) "even" (const [])