abacus/test/Abacus/App/ActionsSpec.hs

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{-
abacus
Copyright (C) Jonathan Lamothe <jonathan@jlamothe.net>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program 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
Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public
License along with this program. If not, see
<https://www.gnu.org/licenses/>.
-}
module Abacus.App.ActionsSpec (spec) where
import Lens.Micro.Platform ((&), (.~))
import Test.Hspec (Spec, context, describe, it, shouldBe)
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import Abacus
import Abacus.Internal
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import Abacus.App.Actions
import Abacus.App.Types
spec :: Spec
spec = describe "Actions" $ do
moveUpSpec
moveDownSpec
topRungSpec
bottomRungSpec
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selRungSpec
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beadLeftSpec
beadRightSpec
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rungLeftSpec
rungRightSpec
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moveUpSpec :: Spec
moveUpSpec = describe "moveUp" $ mapM_
( \(desc, state, expected) -> context desc $
it ("should be " ++ show expected) $
moveUp state `shouldBe` expected
)
[ ( "at the top", initialState, initialState )
, ( "at the bottom", atBottom, movedUp )
, ( "somewhere else", elsewhere, initialState )
]
where
atBottom = initialState & rungNum .~ 9
elsewhere = initialState & rungNum .~ 1
movedUp = initialState & rungNum .~ 8
moveDownSpec :: Spec
moveDownSpec = describe "moveDown" $ mapM_
( \(desc, state, expected) -> context desc $
it ("should be " ++ show expected) $
moveDown state `shouldBe` expected
)
[ ( "at the top", initialState, movedDown )
, ( "at the bottom", atBottom, atBottom )
, ( "somewhere else", elsewhere, atBottom )
]
where
atBottom = initialState & rungNum .~ 9
elsewhere = initialState & rungNum .~ 8
movedDown = initialState & rungNum .~ 1
topRungSpec :: Spec
topRungSpec = describe "topRung" $ let
state = initialState & rungNum .~ 5
in it ("should be " ++ show initialState) $
topRung state `shouldBe` initialState
bottomRungSpec :: Spec
bottomRungSpec = describe "bottomRung" $ let
expected = initialState & rungNum .~ 9
in it ("should be " ++ show expected) $
bottomRung initialState `shouldBe` expected
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selRungSpec :: Spec
selRungSpec = describe "selRung" $ mapM_
( \(desc, rung, expected) -> context desc $
it ("should be " ++ show expected) $
selRung rung initialState `shouldBe` expected
)
[ ( "negative rung", -1, initialState )
, ( "valid rung", 5, rung5 )
, ( "large rung", 11, rung9 )
]
where
rung5 = initialState & rungNum .~ 5
rung9 = initialState & rungNum .~ 9
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beadLeftSpec :: Spec
beadLeftSpec = describe "beadLeft" $ let
state = initialState
& abacus .~ Abacus 10 [1..10]
& rungNum .~ 5
expected = state & abacus.rungL 5 .~ 5
in it ("should be " ++ show expected) $
beadLeft state `shouldBe` expected
beadRightSpec :: Spec
beadRightSpec = describe "beadRight" $ let
state = initialState
& abacus .~ Abacus 10 [1..10]
& rungNum .~ 5
expected = state & abacus.rungL 5 .~ 7
in it ("should be " ++ show expected) $
beadRight state `shouldBe` expected
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rungLeftSpec :: Spec
rungLeftSpec = describe "rungLeft" $ let
state = initialState
& rungNum .~ 5
& abacus .~ Abacus 10 [1..10]
expected = state & abacus.rungL 5 .~ 0
in it ("should be " ++ show expected) $
rungLeft state `shouldBe` expected
rungRightSpec :: Spec
rungRightSpec = describe "rungRight" $ let
state = initialState
& rungNum .~ 5
& abacus .~ Abacus 10 [1..10]
expected = state & abacus.rungL 5 .~ 10
in it ("should be " ++ show expected) $
rungRight state `shouldBe` expected
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--jl