ReadArgs 1.2 → 1.2.1

raw patch · 2 files changed

+95/−1 lines, 2 filesPVP ok

version bump matches the API change (PVP)

API changes (from Hackage documentation)

Files

• ReadArgs.cabal +1/−1
• ReadArgsSpec.hs +94/−0

@@ -1,5 +1,5 @@ Name:                ReadArgs-Version:             1.2+Version:             1.2.1 Synopsis:            Simple command line argument parsing  Description:         

@@ -0,0 +1,94 @@+{-# LANGUAGE ScopedTypeVariables #-}+module Main where++import Test.Hspec+import ReadArgs+import Data.Text (pack)+import Filesystem.Path.CurrentOS (fromText)++spec :: Spec+spec = +  describe "parseArgsFrom" $ do+    it "can parse zero arguments" $+      parseArgsFrom [] `shouldBe` Just ()+    +    it "can parse a single argument" $+      parseArgsFrom ["3"] `shouldBe` Just ((3 :: Int) :& ())+    +    it "can parse a pair of arguments" $+      parseArgsFrom ["3", "4"] `shouldBe` Just (3 :: Int, 4 :: Int)+    +    it "can parse a string without double quotes" $+      parseArgsFrom ["abe", "bar"] `shouldBe` Just ("abe", "bar")+    +    it "can parse text without double quotes" $+      parseArgsFrom ["abe", "bar"] `shouldBe` Just (pack "abe", pack "bar")+    +    it "can parse a filepath  without double quotes" $+      parseArgsFrom ["abe", "bar"] `shouldBe` Just (fromText $ pack "abe", fromText $ pack "bar")+    +    it "can parse a character without single quotes" $+      parseArgsFrom ["a", "b"] `shouldBe` Just ('a','b')+    +    it "can parse a triplet of arguments" $+      parseArgsFrom ["3", "steve", "1.0"] `shouldBe` Just (3 :: Int, "steve", 1.0 :: Float)+    +    it "can parse an optional argument at the end" $ do+      parseArgsFrom ["3", "steve", "1.0"] `shouldBe` Just (3 :: Int, "steve", Just 1.0 :: Maybe Float)+      parseArgsFrom ["3", "steve"] `shouldBe` Just (3 :: Int, "steve", Nothing :: Maybe Float)+    +    it "can parse an optional argument in the middle" $ do+      parseArgsFrom ["3", "steve", "1.0"] `shouldBe` Just (3 :: Int, Just "steve", 1.0 :: Float)+      parseArgsFrom ["3", "1.0"] `shouldBe` Just (3 :: Int, Nothing :: Maybe String, 1.0 :: Float)+    +    it "can parse an optional argument at the front" $ do+      parseArgsFrom ["3", "steve", "1.0"] `shouldBe` Just (Just 3 :: Maybe Int, "steve", 1.0 :: Float)+      parseArgsFrom ["steve", "1.0"] `shouldBe` Just (Nothing:: Maybe Int, "steve", 1.0 :: Float)+    +    it "can parse optional arguments greedily" $+      parseArgsFrom ["a", "b"] `shouldBe` Just (Just "a", Just "b", Nothing :: Maybe String)+    +    it "can parse optional arguments non-greedily" $ do+      parseArgsFrom ["a", "b"] `shouldBe` Just (Just "a", NonGreedy Nothing :: NonGreedy Maybe String, Just "b")+      parseArgsFrom ["a", "b"] `shouldBe` Just (NonGreedy Nothing :: NonGreedy Maybe String, Just "a", Just "b")+    +    it "can parse a variable number of arguments at the end" $ do+      parseArgsFrom ["3", "steve"] `shouldBe` Just (3 :: Int, "steve", [] :: [Float])+      parseArgsFrom ["3", "steve", "1.0"] `shouldBe` Just (3 :: Int, "steve", [1.0] :: [Float])+      parseArgsFrom ["3", "steve", "1.0", "2.0", "3.0"] `shouldBe` Just (3 :: Int, "steve", [1,2,3] :: [Float])+    +    it "can parse a variable number of arguments in the middle" $ do+      parseArgsFrom ["3", "1.0"] `shouldBe` Just (3 :: Int, [] :: [String], 1.0 :: Float)+      parseArgsFrom ["3", "a", "1.0"] `shouldBe` Just (3 :: Int, ["a"], 1.0 :: Float)+      parseArgsFrom ["3", "a", "b", "c", "1.0"] `shouldBe` Just (3 :: Int, ["a","b","c"], 1.0 :: Float)+    +    it "can parse a variable number of arguments at the front" $ do+      parseArgsFrom ["steve", "1.0"] `shouldBe` Just ([] :: [Int], "steve", 1.0 :: Float)+      parseArgsFrom ["1", "steve", "1.0"] `shouldBe` Just ([1] :: [Int], "steve", 1.0 :: Float)+      parseArgsFrom ["1", "2", "3", "steve", "1.0"] `shouldBe` Just ([1,2,3] :: [Int], "steve", 1.0 :: Float)+    +    it "can parse variable arguments greedily" $+      parseArgsFrom ["1", "2"] `shouldBe` Just ([1,2] :: [Int], [] :: [Int], [] :: [Int])+    +    it "can parse variable arguments non-greedily" $ do+      parseArgsFrom ["1", "2"] `shouldBe` Just (NonGreedy [] :: NonGreedy [] Int, [1,2] :: [Int], [] :: [Int])+      parseArgsFrom ["1", "2"] `shouldBe` Just (NonGreedy [] :: NonGreedy [] Int, NonGreedy [] :: NonGreedy [] Int, [1,2] :: [Int])+    +    it "can parse adjacent sets of variable arguments" $+      parseArgsFrom ["1", "2", "a", "b"] `shouldBe` Just ([1,2] :: [Int], ["a","b"] :: [String])+    +    it "can parse a single argument without tuples" $+      parseArgsFrom ["3"] `shouldBe` Just (3 :: Int)+    +    it "can parse an optional argument without tuples" $ do+      parseArgsFrom ["3"] `shouldBe` Just (Just 3 :: Maybe Int)+      parseArgsFrom [] `shouldBe` Just (Nothing :: Maybe Int)+    +    it "can parse a variable argument without tuples" $ do+      parseArgsFrom ["1","2","3"] `shouldBe` Just ([1,2,3] :: [Int])+      parseArgsFrom [] `shouldBe` Just ([] :: [Int])+    +   ++main :: IO ()+main = hspec spec