haskell-cron-matcher/test/FieldSpec.hs

51 lines
1.7 KiB
Haskell

module FieldSpec
( main
, spec
) where
import Constraint
import Field
import Foreign.Marshal.Utils (fromBool)
import Test.Hspec
main :: IO ()
main = hspec spec
spec :: Spec
spec = do
describe "Field can be created from" $ do
it "asterisk" $
parseField "*" (Constraint 0 59) `shouldBe` Just (Range 0 59 1)
it "asterisk" $
parseField "*" (Constraint 0 0) `shouldBe` Just (Range 0 0 1)
it "asterisk with step" $
parseField "*/5" (Constraint 0 59) `shouldBe` Just (Range 0 59 5)
it "number" $
parseField "10" (Constraint 0 10) `shouldBe` Just (Sequence [10])
it "range" $
parseField "10-20" (Constraint 0 59) `shouldBe` Just (Range 10 20 1)
it "range with step" $
parseField "0-59/5" (Constraint 0 59) `shouldBe` Just (Range 0 59 5)
it "sequence" $
parseField "1,2,3" (Constraint 0 59) `shouldBe` Just (Sequence [1, 2, 3])
-- Field negative cases
describe "Field can't be created from" $ do
it "number with step" $
parseField "10/5" (Constraint 0 59) `shouldBe` Nothing
it "sequence with step" $
parseField "1,3,4/5" (Constraint 0 59) `shouldBe` Nothing
it "can't be parsed from string" $
parseField "10and10" (Constraint 0 10) `shouldBe` Nothing
it "failed constraints" $
parseField "10" (Constraint 0 5) `shouldBe` Nothing
-- Field match
describe "Field can match" $ do
it "number" $ count (Range 0 59 1) [0 .. 59] `shouldBe` 60
it "range" $ count (Range 10 20 1) [0 .. 59] `shouldBe` 11
it "range" $ count (Range 0 59 10) [0 .. 59] `shouldBe` 6
count :: Field -> [Int] -> Int
count field values = sum $ map m values
where
m = fromBool . matchField field