mirror of
https://github.com/github/semantic.git
synced 2024-11-24 17:04:47 +03:00
207 lines
10 KiB
Haskell
207 lines
10 KiB
Haskell
module Main where
|
|
|
|
import Diff
|
|
import Patch
|
|
import Range
|
|
import Split
|
|
import Syntax
|
|
import Term
|
|
import Control.Comonad.Cofree
|
|
import Control.Monad.Free hiding (unfold)
|
|
import qualified Data.List as List
|
|
import qualified Data.Map as Map
|
|
import qualified Data.Set as Set
|
|
import Data.Tuple
|
|
import GHC.Generics
|
|
import Test.Hspec
|
|
import Test.Hspec.QuickCheck
|
|
import Test.QuickCheck hiding (Fixed)
|
|
|
|
newtype ArbitraryTerm a annotation = ArbitraryTerm (annotation, (Syntax a (ArbitraryTerm a annotation)))
|
|
deriving (Show, Eq, Generic)
|
|
|
|
unTerm :: ArbitraryTerm a annotation -> Term a annotation
|
|
unTerm arbitraryTerm = unfold unpack arbitraryTerm
|
|
where unpack (ArbitraryTerm (annotation, syntax)) = (annotation, syntax)
|
|
|
|
instance (Eq a, Eq annotation, Arbitrary a, Arbitrary annotation) => Arbitrary (ArbitraryTerm a annotation) where
|
|
arbitrary = arbitraryBounded 4
|
|
shrink term@(ArbitraryTerm (annotation, syntax)) = filter (/= term) $ ArbitraryTerm <$> ((,) <$> shrink annotation <*> shrinkSyntax syntax)
|
|
where shrinkSyntax (Leaf a) = Leaf <$> shrink a
|
|
shrinkSyntax (Indexed i) = (getSyntax <$> i) ++ (Indexed <$> (shrink =<< List.subsequences i))
|
|
shrinkSyntax (Syntax.Fixed f) = (getSyntax <$> f) ++ (Syntax.Fixed <$> (shrink =<< List.subsequences f))
|
|
shrinkSyntax (Keyed k) = (getSyntax . snd <$> (Map.toList k)) ++ (Keyed . Map.fromList <$> (shrink =<< List.subsequences (Map.toList k)))
|
|
getSyntax (ArbitraryTerm (_, syntax)) = syntax
|
|
|
|
arbitraryBounded :: (Arbitrary a, Arbitrary annotation) => Int -> Gen (ArbitraryTerm a annotation)
|
|
arbitraryBounded k = ArbitraryTerm <$> ((,) <$> arbitrary <*> oneof [
|
|
Leaf <$> arbitrary,
|
|
Indexed <$> vectorOfAtMost k (arbitraryBounded $ k - 1),
|
|
Syntax.Fixed <$> vectorOfAtMost k (arbitraryBounded $ k - 1),
|
|
Keyed . Map.fromList <$> (pairWithKey =<< vectorOfAtMost k (arbitraryBounded $ k - 1))])
|
|
where vectorOfAtMost k gen = choose (0, k) >>= \n -> vectorOf n gen
|
|
pairWithKey :: [ArbitraryTerm a annotation] -> Gen [(String, ArbitraryTerm a annotation)]
|
|
pairWithKey x = sequence (generatorOfThings <$> x)
|
|
generatorOfThings :: ArbitraryTerm a annotation -> Gen (String, ArbitraryTerm a annotation)
|
|
generatorOfThings x = (swap . (,) x) <$> arbitrary
|
|
|
|
instance Arbitrary HTML where
|
|
arbitrary = oneof [
|
|
Text <$> arbitrary,
|
|
Span <$> arbitrary <*> arbitrary,
|
|
const Break <$> (arbitrary :: Gen ()) ]
|
|
|
|
instance Arbitrary Line where
|
|
arbitrary = oneof [
|
|
Line <$> arbitrary,
|
|
const EmptyLine <$> (arbitrary :: Gen ()) ]
|
|
|
|
instance Arbitrary Row where
|
|
arbitrary = oneof [
|
|
Row <$> arbitrary <*> arbitrary ]
|
|
|
|
main :: IO ()
|
|
main = hspec $ do
|
|
describe "Term" $ do
|
|
prop "equality is reflexive" $
|
|
\ a -> a == (a :: ArbitraryTerm String ())
|
|
|
|
describe "annotatedToRows" $ do
|
|
it "outputs one row for single-line unchanged leaves" $
|
|
annotatedToRows (unchanged "a" "leaf" (Leaf "")) "a" "a" `shouldBe` ([ Row (Line [ span "a" ]) (Line [ span "a" ]) ], (Range 0 1, Range 0 1))
|
|
|
|
it "outputs one row for single-line empty unchanged indexed nodes" $
|
|
annotatedToRows (unchanged "[]" "branch" (Indexed [])) "[]" "[]" `shouldBe` ([ Row (Line [ Ul (Just "category-branch") [ Text "[]" ] ]) (Line [ Ul (Just "category-branch") [ Text "[]" ] ]) ], (Range 0 2, Range 0 2))
|
|
|
|
it "outputs one row for single-line non-empty unchanged indexed nodes" $
|
|
annotatedToRows (unchanged "[ a, b ]" "branch" (Indexed [
|
|
Free . offsetAnnotated 2 2 $ unchanged "a" "leaf" (Leaf ""),
|
|
Free . offsetAnnotated 5 5 $ unchanged "b" "leaf" (Leaf "")
|
|
])) "[ a, b ]" "[ a, b ]" `shouldBe` ([ Row (Line [ Ul (Just "category-branch") [ Text "[ ", span "a", Text ", ", span "b", Text " ]" ] ]) (Line [ Ul (Just "category-branch") [ Text "[ ", span "a", Text ", ", span "b", Text " ]" ] ]) ], (Range 0 8, Range 0 8))
|
|
|
|
it "outputs one row for single-line non-empty formatted indexed nodes" $
|
|
annotatedToRows (formatted "[ a, b ]" "[ a, b ]" "branch" (Indexed [
|
|
Free . offsetAnnotated 2 2 $ unchanged "a" "leaf" (Leaf ""),
|
|
Free . offsetAnnotated 5 6 $ unchanged "b" "leaf" (Leaf "")
|
|
])) "[ a, b ]" "[ a, b ]" `shouldBe` ([ Row (Line [ Ul (Just "category-branch") [ Text "[ ", span "a", Text ", ", span "b", Text " ]" ] ]) (Line [ Ul (Just "category-branch") [ Text "[ ", span "a", Text ", ", span "b", Text " ]" ] ]) ], (Range 0 8, Range 0 9))
|
|
|
|
it "outputs two rows for two-line non-empty unchanged indexed nodes" $
|
|
annotatedToRows (unchanged "[ a,\nb ]" "branch" (Indexed [
|
|
Free . offsetAnnotated 2 2 $ unchanged "a" "leaf" (Leaf ""),
|
|
Free . offsetAnnotated 5 5 $ unchanged "b" "leaf" (Leaf "")
|
|
])) "[ a,\nb ]" "[ a,\nb ]" `shouldBe`
|
|
([
|
|
Row (Line [ Ul (Just "category-branch") [ Text "[ ", span "a", Text ",", Break ] ])
|
|
(Line [ Ul (Just "category-branch") [ Text "[ ", span "a", Text ",", Break] ]),
|
|
Row (Line [ Ul (Just "category-branch") [ span "b", Text " ]" ] ])
|
|
(Line [ Ul (Just "category-branch") [ span "b", Text " ]" ] ])
|
|
], (Range 0 8, Range 0 8))
|
|
|
|
it "outputs two rows for two-line non-empty formatted indexed nodes" $
|
|
annotatedToRows (formatted "[ a,\nb ]" "[\na,\nb ]" "branch" (Indexed [
|
|
Free . offsetAnnotated 2 2 $ unchanged "a" "leaf" (Leaf ""),
|
|
Free . offsetAnnotated 5 5 $ unchanged "b" "leaf" (Leaf "")
|
|
])) "[ a,\nb ]" "[\na,\nb ]" `shouldBe`
|
|
([
|
|
Row (Line [ Ul (Just "category-branch") [ Text "[ ", span "a", Text ",", Break ] ])
|
|
(Line [ Ul (Just "category-branch") [ Text "[", Break ] ]),
|
|
Row EmptyLine
|
|
(Line [ Ul (Just "category-branch") [ span "a", Text ",", Break ] ]),
|
|
Row (Line [ Ul (Just "category-branch") [ span "b", Text " ]" ] ])
|
|
(Line [ Ul (Just "category-branch") [ span "b", Text " ]" ] ])
|
|
], (Range 0 8, Range 0 8))
|
|
|
|
it "" $
|
|
let (sourceA, sourceB) = ("[\na\n,\nb]", "[a,b]") in
|
|
annotatedToRows (formatted sourceA sourceB "branch" (Indexed [
|
|
Free . offsetAnnotated 2 1 $ unchanged "a" "leaf" (Leaf ""),
|
|
Free . offsetAnnotated 6 3 $ unchanged "b" "leaf" (Leaf "")
|
|
])) sourceA sourceB `shouldBe`
|
|
([
|
|
Row (Line [ Ul (Just "category-branch") [ Text "[", Break ] ])
|
|
(Line [ Ul (Just "category-branch") [ Text "[", span "a", Text ",", span "b", Text "]" ] ]),
|
|
Row (Line [ Ul (Just "category-branch") [ span "a", Break ] ])
|
|
EmptyLine,
|
|
Row (Line [ Ul (Just "category-branch") [ Text ",", Break ] ])
|
|
EmptyLine,
|
|
Row (Line [ Ul (Just "category-branch") [ span "b", Text "]" ] ])
|
|
EmptyLine
|
|
], (Range 0 8, Range 0 5))
|
|
|
|
it "should split multi-line deletions across multiple rows" $
|
|
let (sourceA, sourceB) = ("/*\n*/\na", "a") in
|
|
annotatedToRows (formatted sourceA sourceB "branch" (Indexed [
|
|
Pure . Delete $ (Info (Range 0 5) (Range 0 2) (Set.fromList ["leaf"]) :< (Leaf "")),
|
|
Free . offsetAnnotated 6 0 $ unchanged "a" "leaf" (Leaf "")
|
|
])) sourceA sourceB `shouldBe`
|
|
([
|
|
Row (Line [ Ul (Just "category-branch") [ Div (Just "delete") [ span "/*", Break ] ] ]) EmptyLine,
|
|
Row (Line [ Ul (Just "category-branch") [ Div (Just "delete") [ span "*/" ], Break ] ]) EmptyLine,
|
|
Row (Line [ Ul (Just "category-branch") [ span "a" ] ]) (Line [ Ul (Just "category-branch") [ span "a" ] ])
|
|
], (Range 0 7, Range 0 1))
|
|
|
|
describe "adjoin2" $ do
|
|
prop "is idempotent for additions of empty rows" $
|
|
\ a -> adjoin2 (adjoin2 [ a ] mempty) mempty == (adjoin2 [ a ] mempty)
|
|
|
|
prop "is identity on top of empty rows" $
|
|
\ a -> adjoin2 [ mempty ] a == [ a ]
|
|
|
|
prop "is identity on top of no rows" $
|
|
\ a -> adjoin2 [] a == [ a ]
|
|
|
|
it "appends appends HTML onto incomplete lines" $
|
|
adjoin2 [ rightRowText "[" ] (rightRowText "a") `shouldBe`
|
|
[ rightRow [ Text "[", Text "a" ] ]
|
|
|
|
it "does not append HTML onto complete lines" $
|
|
adjoin2 [ leftRow [ Break ] ] (leftRowText ",") `shouldBe`
|
|
[ leftRowText ",", leftRow [ Break ] ]
|
|
|
|
it "appends breaks onto incomplete lines" $
|
|
adjoin2 [ leftRowText "a" ] (leftRow [ Break ]) `shouldBe`
|
|
[ leftRow [ Text "a", Break ] ]
|
|
|
|
it "does not promote HTML through empty lines onto complete lines" $
|
|
adjoin2 [ rightRowText "b", leftRow [ Break ] ] (leftRowText "a") `shouldBe`
|
|
[ leftRowText "a", rightRowText "b", leftRow [ Break ] ]
|
|
|
|
it "promotes breaks through empty lines onto incomplete lines" $
|
|
adjoin2 [ rightRowText "c", rowText "a" "b" ] (leftRow [ Break ]) `shouldBe`
|
|
[ rightRowText "c", Row (Line [ Text "a", Break ]) (Line [ Text "b" ]) ]
|
|
|
|
describe "termToLines" $ do
|
|
it "splits multi-line terms into multiple lines" $
|
|
termToLines (Info (Range 0 5) (Range 0 2) (Set.singleton "leaf") :< (Leaf "")) "/*\n*/"
|
|
`shouldBe`
|
|
([
|
|
Line [ span "/*", Break ],
|
|
Line [ span "*/" ]
|
|
], Range 0 5)
|
|
|
|
describe "openLine" $ do
|
|
it "should produce the earliest non-empty line in a list, if open" $
|
|
openLine [
|
|
Line [ Div (Just "delete") [ span "*/" ] ],
|
|
Line [ Div (Just "delete") [ span " * Debugging", Break ] ],
|
|
Line [ Div (Just "delete") [ span "/*", Break ] ]
|
|
] `shouldBe` (Just $ Line [ Div (Just "delete") [ span "*/" ] ])
|
|
|
|
it "should return Nothing if the earliest non-empty line is closed" $
|
|
openLine [
|
|
Line [ Div (Just "delete") [ span " * Debugging", Break ] ]
|
|
] `shouldBe` Nothing
|
|
|
|
where
|
|
rightRowText text = rightRow [ Text text ]
|
|
rightRow xs = Row EmptyLine (Line xs)
|
|
leftRowText text = leftRow [ Text text ]
|
|
leftRow xs = Row (Line xs) EmptyLine
|
|
rowText a b = Row (Line [ Text a ]) (Line [ Text b ])
|
|
info source category = Info (totalRange source) (Range 0 0) (Set.fromList [ category ])
|
|
unchanged source category = formatted source source category
|
|
formatted source1 source2 category = Annotated (info source1 category, info source2 category)
|
|
offsetInfo by (Info (Range start end) lineRange categories) = Info (Range (start + by) (end + by)) lineRange categories
|
|
offsetAnnotated by1 by2 (Annotated (left, right) syntax) = Annotated (offsetInfo by1 left, offsetInfo by2 right) syntax
|
|
span = Span (Just "category-leaf")
|