mirror of
https://github.com/github/semantic.git
synced 2024-12-01 09:15:01 +03:00
89 lines
4.1 KiB
Haskell
89 lines
4.1 KiB
Haskell
module CorpusSpec where
|
|
|
|
import Diffing
|
|
import Renderer
|
|
import qualified Renderer.JSON as J
|
|
import qualified Renderer.Patch as P
|
|
import qualified Renderer.Split as Split
|
|
|
|
import Control.DeepSeq
|
|
import Data.Functor.Both
|
|
import qualified Data.ByteString.Lazy.Char8 as B
|
|
import Data.List as List
|
|
import Data.Map as Map
|
|
import Data.Maybe
|
|
import Data.Set as Set
|
|
import qualified Data.Text as T
|
|
import qualified Data.Text.Lazy as TL
|
|
import Prelude hiding (fst, snd)
|
|
import qualified Prelude
|
|
import qualified Source as S
|
|
import System.FilePath
|
|
import System.FilePath.Glob
|
|
import Test.Hspec
|
|
|
|
spec :: Spec
|
|
spec = parallel $ do
|
|
describe "crashers crash" $ runTestsIn "test/crashers-todo/" $ \ a b -> a `deepseq` return (a == b) `shouldThrow` anyException
|
|
describe "crashers should not crash" $ runTestsIn "test/crashers/" shouldBe
|
|
describe "todos are incorrect" $ runTestsIn "test/diffs-todo/" shouldNotBe
|
|
describe "should produce the correct diff" $ runTestsIn "test/diffs/" shouldBe
|
|
|
|
it "lists example fixtures" $ do
|
|
examples "test/crashers/" `shouldNotReturn` []
|
|
examples "test/diffs/" `shouldNotReturn` []
|
|
|
|
where
|
|
runTestsIn :: String -> (String -> String -> Expectation) -> SpecWith ()
|
|
runTestsIn directory matcher = do
|
|
paths <- runIO $ examples directory
|
|
let tests = correctTests =<< paths
|
|
mapM_ (\ (formatName, renderer, paths, output) -> it (normalizeName (fst paths) ++ " (" ++ formatName ++ ")") $ testDiff renderer paths output matcher) tests
|
|
|
|
correctTests :: (Both FilePath, Maybe FilePath, Maybe FilePath, Maybe FilePath) -> [(String, Renderer a String, Both FilePath, Maybe FilePath)]
|
|
correctTests paths@(_, Nothing, Nothing, Nothing) = testsForPaths paths
|
|
correctTests paths = List.filter (\(_, _, _, output) -> isJust output) $ testsForPaths paths
|
|
testsForPaths :: (Both FilePath, Maybe FilePath, Maybe FilePath, Maybe FilePath) -> [(String, Renderer a String, Both FilePath, Maybe FilePath)]
|
|
testsForPaths (paths, json, patch, split) = [ ("json", testJSON, paths, json), ("patch", P.patch, paths, patch), ("split", testSplit, paths, split) ]
|
|
testSplit :: Renderer a String
|
|
testSplit diff sources = TL.unpack $ Split.split diff sources
|
|
testJSON :: Renderer a String
|
|
testJSON diff sources = B.unpack $ J.json diff sources
|
|
|
|
|
|
-- | Return all the examples from the given directory. Examples are expected to
|
|
-- | have the form "foo.A.js", "foo.B.js", "foo.patch.js". Diffs are not
|
|
-- | required as the test may be verifying that the inputs don't crash.
|
|
examples :: FilePath -> IO [(Both FilePath, Maybe FilePath, Maybe FilePath, Maybe FilePath)]
|
|
examples directory = do
|
|
as <- toDict <$> globFor "*.A.*"
|
|
bs <- toDict <$> globFor "*.B.*"
|
|
jsons <- toDict <$> globFor "*.json.*"
|
|
patches <- toDict <$> globFor "*.patch.*"
|
|
splits <- toDict <$> globFor "*.split.*"
|
|
let keys = Set.unions $ keysSet <$> [as, bs]
|
|
return $ (\name -> (Both (as ! name, bs ! name), Map.lookup name jsons, Map.lookup name patches, Map.lookup name splits)) <$> sort (Set.toList keys)
|
|
where
|
|
globFor :: String -> IO [FilePath]
|
|
globFor p = globDir1 (compile p) directory
|
|
toDict list = Map.fromList ((normalizeName <$> list) `Prelude.zip` list)
|
|
|
|
-- | Given a test name like "foo.A.js", return "foo.js".
|
|
normalizeName :: FilePath -> FilePath
|
|
normalizeName path = addExtension (dropExtension $ dropExtension path) (takeExtension path)
|
|
|
|
-- | Given file paths for A, B, and, optionally, a diff, return whether diffing
|
|
-- | the files will produce the diff. If no diff is provided, then the result
|
|
-- | is true, but the diff will still be calculated.
|
|
testDiff :: Renderer T.Text String -> Both FilePath -> Maybe FilePath -> (String -> String -> Expectation) -> Expectation
|
|
testDiff renderer paths diff matcher = do
|
|
let parser = parserForFilepath (fst paths)
|
|
sources <- sequence $ readAndTranscodeFile <$> paths
|
|
let sourceBlobs = Both (S.SourceBlob, S.SourceBlob) <*> sources <*> pure mempty <*> paths
|
|
actual <- diffFiles parser renderer sourceBlobs
|
|
case diff of
|
|
Nothing -> matcher actual actual
|
|
Just file -> do
|
|
expected <- readFile file
|
|
matcher actual expected
|