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mirror of https://github.com/github/semantic.git synced 2024-12-27 17:05:33 +03:00
semantic/test/SpecHelpers.hs
2018-05-11 14:59:50 -04:00

111 lines
3.6 KiB
Haskell

module SpecHelpers
( module X
, diffFilePaths
, parseFilePath
, readFilePair
, testEvaluating
, deNamespace
, derefQName
, verbatim
, Verbatim(..)
) where
import Analysis.Abstract.Evaluating
import Analysis.Abstract.Evaluating as X (EvaluatingState(..))
import Control.Abstract.Addressable
import Control.Abstract.Value
import Control.Arrow ((&&&))
import Control.Monad.Effect.Trace as X (runIgnoringTrace, runReturningTrace)
import Control.Monad ((>=>))
import Data.Abstract.Address as X
import Data.Abstract.Environment as Env
import Data.Abstract.Evaluatable
import Data.Abstract.FreeVariables as X hiding (dropExtension)
import Data.Abstract.Heap as X
import Data.Abstract.ModuleTable as X hiding (lookup)
import Data.Abstract.Value (Namespace(..), Value, ValueError, injValue, prjValue, runValueError)
import Data.Bifunctor (first)
import Data.Blob as X
import Data.File as X
import Data.Functor.Listable as X
import Data.Language as X
import Data.List.NonEmpty as X (NonEmpty(..))
import Data.Output as X
import Data.Range as X
import Data.Record as X
import Data.Source as X
import Data.Span as X
import Data.Term as X
import Parsing.Parser as X
import Rendering.Renderer as X
import Semantic.Diff as X
import Semantic.Parse as X
import Semantic.Task as X hiding (parsePackage)
import Semantic.Util as X
import System.FilePath as X
import Data.ByteString as X (ByteString)
import Data.Functor.Both as X (Both, runBothWith, both)
import Data.Maybe as X
import Data.Monoid as X (Monoid(..), First(..), Last(..))
import Data.Semigroup as X (Semigroup(..))
import Control.Monad as X
import Test.Hspec as X (Spec, SpecWith, context, describe, it, xit, parallel, pendingWith, around, runIO)
import Test.Hspec.Expectations.Pretty as X
import Test.Hspec.LeanCheck as X
import Test.LeanCheck as X
import qualified Data.ByteString as B
import qualified Semantic.IO as IO
-- | Returns an s-expression formatted diff for the specified FilePath pair.
diffFilePaths :: Both FilePath -> IO ByteString
diffFilePaths paths = readFilePair paths >>= fmap toOutput . runTask . diffBlobPair SExpressionDiffRenderer
-- | Returns an s-expression parse tree for the specified FilePath.
parseFilePath :: FilePath -> IO ByteString
parseFilePath path = (fromJust <$> IO.readFile (file path)) >>= fmap toOutput . runTask . parseBlob SExpressionTermRenderer
-- | Read two files to a BlobPair.
readFilePair :: Both FilePath -> IO BlobPair
readFilePair paths = let paths' = fmap file paths in
runBothWith IO.readFilePair paths'
testEvaluating
= run
. runReturningTrace
. fmap (first reassociate)
. evaluating
. runLoadError
. runValueError
. runUnspecialized
. runResolutionError
. runEnvironmentError
. runEvalError
. runAddressError
. constrainedToValuePrecise
deNamespace :: Value Precise -> Maybe (Name, [Name])
deNamespace = fmap (namespaceName &&& Env.names . namespaceScope) . prjValue @(Namespace Precise)
derefQName :: Heap Precise (Cell Precise) (Value Precise) -> NonEmpty Name -> Environment Precise (Value Precise) -> Maybe (Value Precise)
derefQName heap = go
where go (n1 :| ns) env = Env.lookup n1 env >>= flip heapLookup heap >>= unLatest >>= case ns of
[] -> Just
(n2 : ns) -> fmap namespaceScope . prjValue @(Namespace Precise) >=> go (n2 :| ns)
newtype Verbatim = Verbatim ByteString
deriving (Eq)
instance Show Verbatim where
show (Verbatim x) = show x
verbatim :: ByteString -> Verbatim
verbatim = Verbatim . stripWhitespace
where
stripWhitespace :: ByteString -> ByteString
stripWhitespace = B.foldl' go B.empty
where go acc x | x `B.elem` " \t\n" = acc
| otherwise = B.snoc acc x