45 lines
1.2 KiB
Haskell
45 lines
1.2 KiB
Haskell
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{-
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mtlstats
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Copyright (C) 2019 Rhéal Lamothe
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<rheal.lamothe@gmail.com>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or (at
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your option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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-}
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module UtilSpec (spec) where
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import Test.Hspec (Spec, context, describe, it, shouldBe)
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import Mtlstats.Util
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spec :: Spec
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spec = describe "Mtlstats.Util"
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nthSpec
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nthSpec :: Spec
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nthSpec = describe "nth" $ mapM_
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(\(n, expected) -> context (show n) $
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it ("should be " ++ show expected) $ let
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xs = ["foo", "bar", "baz"]
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in nth n xs `shouldBe` expected)
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-- index, expected
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[ ( 0, Just "foo" )
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, ( 1, Just "bar" )
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, ( 2, Just "baz" )
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, ( 3, Nothing )
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, ( -1, Nothing )
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]
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