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Add tests for find-definition and hover (#139)
* Add find definition tests * Add tests for hovers
This commit is contained in:
Jacek Generowicz
Moritz Kiefer
parent
9d45eee21c
commit
2779dbb2e1
@ -188,6 +188,7 @@ test-suite ghcide-tests
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parser-combinators,
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tasty,
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tasty-hunit,
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tasty-expected-failure,
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text
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hs-source-dirs: test/cabal test/exe test/src
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include-dirs: include
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135
test/exe/Main.hs
135
test/exe/Main.hs
@ -20,6 +20,7 @@ import System.IO.Extra
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import System.Directory
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import Test.Tasty
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import Test.Tasty.HUnit
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import Test.Tasty.ExpectedFailure
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main :: IO ()
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@ -31,9 +32,9 @@ main = defaultMain $ testGroup "HIE"
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void (message :: Session ProgressDoneNotification)
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, diagnosticTests
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, codeActionTests
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, findDefinitionTests
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]
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diagnosticTests :: TestTree
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diagnosticTests = testGroup "diagnostics"
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[ testSession "fix syntax error" $ do
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@ -113,10 +114,10 @@ diagnosticTests = testGroup "diagnostics"
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expectedDs aMessage =
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[ ("A.hs", [(DsError, (2,4), aMessage)])
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, ("B.hs", [(DsError, (3,4), bMessage)])]
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deferralTest title binding message = testSession title $ do
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deferralTest title binding msg = testSession title $ do
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_ <- openDoc' "A.hs" "haskell" $ sourceA binding
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_ <- openDoc' "B.hs" "haskell" sourceB
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expectDiagnostics $ expectedDs message
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expectDiagnostics $ expectedDs msg
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in
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[ deferralTest "type error" "True" "Couldn't match expected type"
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, deferralTest "typed hole" "_" "Found hole"
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@ -561,14 +562,14 @@ fillTypedHoleTests = let
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addSigActionTests :: TestTree
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addSigActionTests = let
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head = T.unlines [ "{-# OPTIONS_GHC -Wmissing-signatures #-}"
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header = T.unlines [ "{-# OPTIONS_GHC -Wmissing-signatures #-}"
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, "module Sigs where"]
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before def = T.unlines [head, def]
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after def sig = T.unlines [head, sig, def]
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before def = T.unlines [header, def]
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after' def sig = T.unlines [header, sig, def]
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def >:: sig = testSession (T.unpack def) $ do
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let originalCode = before def
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let expectedCode = after def sig
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let expectedCode = after' def sig
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doc <- openDoc' "Sigs.hs" "haskell" originalCode
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_ <- waitForDiagnostics
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actionsOrCommands <- getCodeActions doc (Range (Position 3 1) (Position 3 maxBound))
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@ -586,6 +587,123 @@ addSigActionTests = let
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, "a `haha` b = a b" >:: "haha :: (t1 -> t2) -> t1 -> t2"
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]
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findDefinitionTests :: TestTree
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findDefinitionTests = let
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tst (get, check) pos targetRange title = testSession title $ do
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doc <- openDoc' "Testing.hs" "haskell" source
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found <- get doc pos
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check found targetRange
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checkDefs defs expected = do
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let ndef = length defs
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if ndef /= 1
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then let dfound n = "definitions found: " <> show n in
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liftIO $ dfound (1 :: Int) @=? dfound (length defs)
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else do
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let [Location{_range = foundRange}] = defs
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liftIO $ expected @=? foundRange
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checkHover hover expected = do
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case hover of
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Nothing -> liftIO $ "hover found" @=? ("no hover found" :: T.Text)
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Just Hover{_contents = (HoverContents MarkupContent{_value = v})} ->
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liftIO $ adjust expected @=? Position l c where
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found = T.splitOn ":" $ head $ T.splitOn "**" $ last $ T.splitOn "Testing.hs:" v
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[l,c] = map (read . T.unpack) found
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-- looks like hovers use 1-based numbering while definitions use 0-based
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adjust Range{_start = Position{_line = l, _character = c}} =
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Position{_line = l + 1, _character = c + 1}
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_ -> error "test not expecting this kind of hover info"
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source = T.unlines
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-- 0123456789 123456789 123456789 123456789
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[ "{-# OPTIONS_GHC -Wmissing-signatures #-}" -- 0
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, "module Testing where" -- 1
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, "data TypeConstructor = DataConstructor" -- 2
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, " { fff :: String" -- 3
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, " , ggg :: Int }" -- 4
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, "aaa :: TypeConstructor" -- 5
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, "aaa = DataConstructor" -- 6
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, " { fff = \"\"" -- 7
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, " , ggg = 0" -- 8
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, " }" -- 9
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-- 0123456789 123456789 123456789 123456789
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, "bbb :: TypeConstructor" -- 10
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, "bbb = DataConstructor \"\" 0" -- 11
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, "ccc :: (String, Int)" -- 12
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, "ccc = (fff bbb, ggg aaa)" -- 13
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, "ddd :: Num a => a -> a -> a" -- 14
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, "ddd vv ww = vv +! ww" -- 15
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, "a +! b = a - b" -- 16
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, "hhh (Just a) (><) = a >< a" -- 17
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, "iii a b = a `b` a" -- 18
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-- 0123456789 123456789 123456789 123456789
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]
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-- definition locations
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tcData = mkRange 2 0 4 16
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tcDC = mkRange 2 23 4 16
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fff = mkRange 3 4 3 7
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aaa = mkRange 6 0 6 3
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vv = mkRange 15 4 15 6
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op = mkRange 16 2 16 4
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opp = mkRange 17 13 17 17
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apmp = mkRange 17 10 17 11
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bp = mkRange 18 6 18 7
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-- search locations
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fffL3 = _start fff
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fffL7 = Position 7 4
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fffL13 = Position 13 7
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aaaL13 = Position 13 20
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dcL6 = Position 6 11
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dcL11 = Position 11 11
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tcL5 = Position 5 11
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vvL15 = Position 15 12
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opL15 = Position 15 15
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opL17 = Position 17 22
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aL17 = Position 17 20
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b'L18 = Position 18 13
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--t = (getTypeDefinitions, checkTDefs) -- getTypeDefinitions always times out
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d = (getDefinitions, checkDefs)
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h = (getHover, checkHover)
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in
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testGroup "get"
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[ testGroup "definition"
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[ tst d fffL3 fff "field in record definition"
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, tst d fffL7 fff "field in record construction" `xfail` "known broken"
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, tst d fffL13 fff "field name used as accessor" -- 120 in Calculate.hs
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, tst d aaaL13 aaa "top-level name" -- 120
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, tst d dcL6 tcDC "record data constructor" `xfail` "known broken"
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, tst d dcL11 tcDC "plain data constructor" -- 121
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, tst d tcL5 tcData "type constructor" -- 147
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, tst d vvL15 vv "plain parameter"
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, tst d aL17 apmp "pattern match name"
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, tst d opL15 op "top-level operator" -- 123
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, tst d opL17 opp "parameter operator"
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, tst d b'L18 bp "name in backticks"
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]
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, testGroup "hover"
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[ tst h fffL3 fff "field in record definition"
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, tst h fffL7 fff "field in record construction" `xfail` "known broken"
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, tst h fffL13 fff "field name used as accessor" -- 120
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, tst h aaaL13 aaa "top-level name" -- 120
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, tst h dcL6 tcDC "record data constructor" `xfail` "known broken"
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, tst h dcL11 tcDC "plain data constructor" -- 121
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, tst h tcL5 tcData "type constructor" `xfail` "known broken"
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, tst h vvL15 vv "plain parameter"
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, tst h aL17 apmp "pattern match name"
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, tst h opL15 op "top-level operator" -- 123
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, tst d opL17 opp "parameter operator"
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, tst h b'L18 bp "name in backticks"
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]
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]
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xfail :: TestTree -> String -> TestTree
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xfail = flip expectFailBecause
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----------------------------------------------------------------------
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-- Utils
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@ -607,6 +725,9 @@ pickActionWithTitle title actions = head
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| CACodeAction action@CodeAction{ _title = actionTitle } <- actions
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, title == actionTitle ]
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mkRange :: Int -> Int -> Int -> Int -> Range
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mkRange a b c d = Range (Position a b) (Position c d)
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run :: Session a -> IO a
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run s = withTempDir $ \dir -> do
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ghcideExe <- locateGhcideExecutable
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