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76 lines
3.3 KiB
Haskell
76 lines
3.3 KiB
Haskell
{-# LANGUAGE DataKinds #-}
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module TOCSpec where
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import Category
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import Data.Functor.Both
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import Data.RandomWalkSimilarity
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import Data.Record
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import Data.These
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import Diff
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import Diffing
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import Info
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import Interpreter
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import Parse
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import Patch
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import Prologue hiding (fst, snd)
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import Renderer.TOC
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import Source
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import Syntax
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import Test.Hspec (Spec, describe, it, parallel)
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import Test.Hspec.Expectations.Pretty
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spec :: Spec
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spec = parallel $ do
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describe "tocSummaries" $ do
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it "blank if there are no methods" $
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diffTOC blobs blankDiff `shouldBe` [ ]
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it "dedupes changes in same parent method" $ do
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sourceBlobs <- blobsForPaths (both "test/corpus/toc/javascript/dupParent.A.js" "test/corpus/toc/javascript/dupParent.B.js")
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diff <- testDiff sourceBlobs
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diffTOC sourceBlobs diff `shouldBe` [ JSONSummary $ InSummarizable Category.Function "myFunction" (sourceSpanBetween (1, 1) (6, 2)) ]
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it "dedupes similar methods" $ do
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sourceBlobs <- blobsForPaths (both "test/corpus/toc/javascript/erroneousDupMethod.A.js" "test/corpus/toc/javascript/erroneousDupMethod.B.js")
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diff <- testDiff sourceBlobs
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diffTOC sourceBlobs diff `shouldBe` [ JSONSummary $ Summarizable Category.Function "performHealthCheck" (sourceSpanBetween (8, 1) (29, 2)) "modified" ]
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testDiff :: Both SourceBlob -> IO (Diff (Syntax Text) (Record '[Cost, Range, Category, SourceSpan]))
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testDiff sourceBlobs = do
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terms <- traverse (fmap (defaultFeatureVectorDecorator getLabel) . parser) sourceBlobs
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pure $! stripDiff (diffTerms' terms sourceBlobs)
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where
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parser = parserWithCost (path . fst $ sourceBlobs)
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diffTerms' terms blobs = case runBothWith areNullOids blobs of
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(True, False) -> pure $ Insert (snd terms)
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(False, True) -> pure $ Delete (fst terms)
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(_, _) -> runBothWith (diffTerms construct compareCategoryEq diffCostWithCachedTermCosts) terms
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areNullOids a b = (hasNullOid a, hasNullOid b)
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hasNullOid blob = oid blob == nullOid || Source.null (source blob)
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construct (info :< syntax) = free (Free ((setCost <$> info <*> sumCost syntax) :< syntax))
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sumCost = fmap getSum . foldMap (fmap Sum . getCost)
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getCost diff = case runFree diff of
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Free (info :< _) -> cost <$> info
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Pure patch -> uncurry both (fromThese 0 0 (unPatch (cost . extract <$> patch)))
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blobsForPaths :: Both FilePath -> IO (Both SourceBlob)
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blobsForPaths paths = do
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sources <- sequence $ readAndTranscodeFile <$> paths
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pure $ SourceBlob <$> sources <*> pure mempty <*> paths <*> pure (Just Source.defaultPlainBlob)
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sourceSpanBetween :: (Int, Int) -> (Int, Int) -> SourceSpan
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sourceSpanBetween (s1, e1) (s2, e2) = SourceSpan (SourcePos s1 e1) (SourcePos s2 e2)
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arrayInfo :: Record '[Category, Range, SourceSpan]
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arrayInfo = ArrayLiteral :. Range 0 3 :. sourceSpanBetween (1, 1) (1, 5) :. Nil
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literalInfo :: Record '[Category, Range, SourceSpan]
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literalInfo = StringLiteral :. Range 1 2 :. sourceSpanBetween (1, 2) (1, 4) :. Nil
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blankDiff :: Diff (Syntax Text) (Record '[Category, Range, SourceSpan])
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blankDiff = free $ Free (pure arrayInfo :< Indexed [ free $ Pure (Insert (cofree $ literalInfo :< Leaf "\"a\"")) ])
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blobs :: Both SourceBlob
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blobs = both (SourceBlob (fromText "[]") nullOid "a.js" (Just defaultPlainBlob)) (SourceBlob (fromText "[a]") nullOid "b.js" (Just defaultPlainBlob))
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