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semantic/test/DiffSummarySpec.hs
2016-07-15 09:41:12 -04:00

39 lines
1.4 KiB
Haskell

{-# LANGUAGE DataKinds #-}
module DiffSummarySpec where
import Prologue
import Data.Record
import Data.String
import Test.Hspec
import Diff
import Syntax
import Patch
import Category
import DiffSummary
arrayInfo :: Record '[Category]
arrayInfo = ArrayLiteral .: RNil
literalInfo :: Record '[Category]
literalInfo = StringLiteral .: RNil
testDiff :: Diff String (Record '[Category])
testDiff = free $ Free (pure arrayInfo :< Indexed [ free $ Pure (Insert (cofree $ literalInfo :< Leaf "a")) ])
testSummary :: DiffSummary DiffInfo
testSummary = DiffSummary { patch = Insert (DiffInfo "string" (Just "a")), parentAnnotations = [] }
replacementSummary :: DiffSummary DiffInfo
replacementSummary = DiffSummary { patch = Replace (DiffInfo "string" (Just "a")) (DiffInfo "symbol" (Just "b")), parentAnnotations = [ (DiffInfo "array" (Just "switch {}")) ] }
spec :: Spec
spec = parallel $ do
describe "diffSummary" $ do
it "outputs a diff summary" $ do
diffSummary testDiff `shouldBe` [ DiffSummary { patch = Insert (DiffInfo "string" (Just "a")), parentAnnotations = [ DiffInfo "array" Nothing ] } ]
describe "show" $ do
it "should print adds" $
show testSummary `shouldBe` ("Added the 'a' string" :: String)
it "prints a replacement" $ do
show replacementSummary `shouldBe` ("Replaced the 'a' string with the 'b' symbol in the array context" :: String)