Modulegenvalidity-sydtest-1.0.0.0Haskell2010

Test.Syd.Validity.Monoid

Monoid properties

You will need TypeApplications to use these.

valuemonoidSpec :: (Show a, Eq a, Monoid a, Typeable a, GenValid a) => Spec

Standard test spec for properties of Monoid instances for valid values

Example usage:

monoidSpec @[Int]

valuemonoidSpecOnArbitrary :: (Show a, Eq a, Monoid a, Typeable a, Arbitrary a) => Spec

Standard test spec for properties of Monoid instances for arbitrary values

Example usage:

monoidSpecOnArbitrary @[Int]

valuemonoidSpecOnGen

Standard test spec for properties of Monoid instances for values generated by a given generator (and name for that generator).

Example usage:

monoidSpecOnGen (pure "a") "singleton list of 'a'"