43 lines
973 B
Haskell
43 lines
973 B
Haskell
import Test.Hspec
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import Test.QuickCheck
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import Control.Exception (evaluate)
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import Data.Dates
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import Lib
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main :: IO ()
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main = hspec $ do
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describe "Cron pattern" $ do
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it "createParts" $
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length (createParts "* * * * * *") `shouldBe` 6
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it "matches fixed time" $
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let
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pattern = "* * * * * *"
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date = DateTime 2017 10 11 0 0 0
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in
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match pattern date `shouldBe` (True :: Bool)
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it "matches all minutes" $
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let
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pattern = "* * * * * *"
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dates = [DateTime 2017 10 11 0 i 0 | i <- [0..59]]
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in
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countMatches pattern dates `shouldBe` (60 :: Int)
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it "matches exactly moment" $
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let
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date = (DateTime 2017 10 11 0 0 0)
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pattern = "0 0 11 10 * 2017"
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in
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match pattern date `shouldBe` (True :: Bool)
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countMatches :: String -> [DateTime] -> Int
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countMatches p xs = sum $ map (f p) xs
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where
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f p d = case match p d of
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True -> 1
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False -> 0
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