FileFormat.hs

{-# LANGUAGE CPP #-}
{-# OPTIONS_GHC -fno-warn-orphans #-}
{-
	Copyright (C) 2013-2015 Dr. Alistair Ward

	This file is part of WeekDaze.

	WeekDaze is free software: you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.

	WeekDaze is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with WeekDaze.  If not, see <http://www.gnu.org/licenses/>.
-}
{- |
 [@AUTHOR@]	Dr. Alistair Ward

 [@DESCRIPTION@]	Implements 'Test.QuickCheck.Arbitrary' for 'OutputConfiguration.Options.FileFormat'.
-}

module WeekDaze.Test.QuickCheck.OutputConfiguration.FileFormat() where

import qualified	Test.QuickCheck
import qualified	WeekDaze.OutputConfiguration.FileFormat	as OutputConfiguration.FileFormat
import			WeekDaze.Test.QuickCheck.OutputConfiguration.Format()

#if !MIN_VERSION_base(4,8,0)
import	Control.Applicative((<$>), (<*>))
#endif

instance (
	Fractional	minimumContrastRatio,
	Ord		minimumContrastRatio,
	Show		minimumContrastRatio
 ) => Test.QuickCheck.Arbitrary (OutputConfiguration.FileFormat.FileFormat minimumContrastRatio) where
	arbitrary	= OutputConfiguration.FileFormat.mkFileFormat <$> (
		('f' :) . show <$> Test.QuickCheck.elements [0 :: Int {-arbitrarily-} .. 9 {-arbitrarily-}]	-- Topic.
	 ) <*> Test.QuickCheck.arbitrary {-format-}