module Parsing.Spec (spec) where

import Control.Effect
import Data.AST
import Data.Blob
import Data.ByteString.Char8 (pack)
import Data.Duration
import Data.Language
import Data.Maybe
import Data.Source
import Language.JSON.Grammar (Grammar)
import Parsing.TreeSitter
import Semantic.Config
import SpecHelpers
import System.Timeout
import TreeSitter.JSON

spec :: Spec
spec = parallel $ do
  describe "parseToAST" $ do
    let source = toJSONSource $ take 10000 [1..]
    let largeBlob = sourceBlob "large.json" JSON source

    it "returns a result when the timeout does not expire" $ do
      let timeout = fromMicroseconds 0 -- Zero microseconds indicates no timeout
      let parseTask = parseToAST timeout tree_sitter_json largeBlob :: TaskEff (Maybe (AST [] Grammar))
      result <- runTaskOrDie parseTask
      (isJust result) `shouldBe` True

    it "returns nothing when the timeout expires" $ do
      let timeout = fromMicroseconds 1000
      let parseTask = parseToAST timeout tree_sitter_json largeBlob :: TaskEff (Maybe (AST [] Grammar))
      result <- runTaskOrDie parseTask
      (isNothing result) `shouldBe` True

toJSONSource :: Show a => a -> Source
toJSONSource = fromUTF8 . pack . show