51 lines
1 KiB
Haskell
51 lines
1 KiB
Haskell
{- quickcheck for scheduled activities
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-
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- Copyright 2013-2014 Joey Hess <id@joeyh.name>
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-
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- License: BSD-2-clause
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-}
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{-# OPTIONS_GHC -fno-warn-orphans #-}
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module Utility.Scheduled.QuickCheck where
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import Utility.Scheduled
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import Utility.QuickCheck
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import Control.Applicative
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import Prelude
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instance Arbitrary Schedule where
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arbitrary = Schedule <$> arbitrary <*> arbitrary
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instance Arbitrary ScheduledTime where
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arbitrary = oneof
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[ pure AnyTime
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, SpecificTime
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<$> choose (0, 23)
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<*> choose (1, 59)
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]
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instance Arbitrary Recurrance where
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arbitrary = oneof
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[ pure Daily
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, Weekly <$> arbday
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, Monthly <$> arbday
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, Yearly <$> arbday
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, Divisible
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<$> positive arbitrary
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<*> oneof -- no nested Divisibles
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[ pure Daily
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, Weekly <$> arbday
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, Monthly <$> arbday
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, Yearly <$> arbday
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]
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]
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where
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arbday = oneof
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[ Just <$> nonNegative arbitrary
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, pure Nothing
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]
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prop_schedule_roundtrips :: Schedule -> Bool
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prop_schedule_roundtrips s = toSchedule (fromSchedule s) == Just s
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