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Adds a test to cover remove duplicates imports case #312

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merged 1 commit into from
Oct 4, 2020
Merged

Adds a test to cover remove duplicates imports case #312

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33 changes: 33 additions & 0 deletions tests/Language/Haskell/Stylish/Step/Imports/Tests.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -58,6 +58,7 @@ tests = testGroup "Language.Haskell.Stylish.Step.Imports.Tests"
, testCase "case 25" case25
, testCase "case 26 (issue 185)" case26
, testCase "case 27" case27
, testCase "case 28" case28
]


Expand Down Expand Up @@ -878,3 +879,35 @@ case27 = expected @=? testSnippet (step Nothing $ fromImportAlign Global) input
, ""
, "herp = putStrLn \"import Hello world\""
]


--------------------------------------------------------------------------------
case28 :: Assertion
case28 = expected @=? testSnippet (step (Just 80) $ fromImportAlign Global) input'
where
expected = Snippet
[ "import Control.Monad"
, "import qualified Data.Aeson as JSON"
, "import Data.Default.Class (Default (def))"
, ""
, "import Data.Maybe (Maybe (Just, Nothing))"
, "import qualified Data.Maybe.Extra (Maybe (Just, Nothing))"
, ""
, "import Data.Foo (Foo (Bar, Foo), Goo (Goo))"
, "import Data.Set (empty, intersect, nub)"
]
input' = Snippet
[ "import Data.Default.Class (Default(def))"
, "import qualified Data.Aeson as JSON"
, "import qualified Data.Aeson as JSON"
, "import Control.Monad"
, "import Control.Monad"
, ""
, "import Data.Maybe (Maybe (Just, Nothing))"
, "import qualified Data.Maybe.Extra (Maybe(Just, Nothing))"
, ""
, "import Data.Foo (Foo (Foo,Bar), Goo(Goo))"
, "import Data.Foo (Foo (Foo,Bar))"
, "import Data.Set (empty, intersect)"
, "import Data.Set (empty, nub)"
]