{-# LANGUAGE GeneralizedNewtypeDeriving #-} -- | Tests for the reference implementation of the @ExtRef@ interface. module Control.MLens.ExtRef.Pure.Test ( -- * Test suit tests ) where import Control.Monad.Writer import Control.MLens.ExtRef import Control.MLens.ExtRef.Test import Control.MLens.ExtRef.Pure newtype E i a = E { unE :: Ext i (Writer [String]) a } deriving (Monad, MonadWriter [String], NewRef, ExtRef) tests :: [String] tests = mkTests (\t -> execWriter $ runExt $ unE t)