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mirror of https://github.com/github/semantic.git synced 2024-12-26 16:33:03 +03:00
semantic/test/Examples.hs
2019-12-20 09:40:00 -08:00

275 lines
11 KiB
Haskell

{-# LANGUAGE FlexibleContexts, RecordWildCards, OverloadedStrings, TypeApplications #-}
{-# OPTIONS_GHC -O1 #-}
module Main (main) where
import Control.Carrier.Parse.Measured
import Control.Carrier.Reader
import Control.Concurrent.Async (forConcurrently)
import Control.Exception (displayException)
import Control.Lens
import Control.Monad
import Data.Blob
import Data.Foldable
import Data.Language (LanguageMode (..), PerLanguageModes (..))
import Data.List
import qualified Data.Text as Text
import Data.Traversable
import System.FilePath.Glob
import System.Path ((</>))
import qualified System.Path as Path
import qualified System.Process as Process
import qualified Test.Tasty as Tasty
import qualified Test.Tasty.HUnit as HUnit
import Data.Flag
import Proto.Semantic as P hiding (Blob, BlobPair)
import Proto.Semantic_Fields as P
import Semantic.Api.Symbols (parseSymbols)
import Semantic.Config as Config
import Semantic.Task
import Semantic.Task.Files
data LanguageExample =
LanguageExample
{ languageName :: String
, languageExtension :: String
, languageSkips :: [Path.RelFile]
, languageDirSkips :: [Path.RelDir]
}
deriving (Eq, Show)
le :: String -> String -> [Path.RelFile] -> [Path.RelDir] -> LanguageExample
le = LanguageExample
examples :: [LanguageExample]
examples =
[ le "go" "**/*.go" goFileSkips goDirSkips
, le "python" "**/*.py" mempty mempty
, le "ruby" "**/*.rb" rubySkips mempty
, le "typescript" "**/*.[jt]s" typescriptSkips mempty
, le "typescript" "**/*.[jt]sx" tsxSkips mempty
]
goFileSkips :: [Path.RelFile]
goFileSkips = Path.relPath <$>
[
-- Super slow
"go/src/vendor/golang_org/x/text/unicode/norm/tables.go"
, "go/src/vendor/golang_org/x/text/unicode/bidi/tables.go"
, "go/src/vendor/golang_org/x/net/idna/tables.go"
, "go/src/cmd/vendor/golang.org/x/arch/x86/x86asm/tables.go"
, "moby/vendor/golang.org/x/text/unicode/norm/tables9.0.0.go"
, "moby/vendor/golang.org/x/text/unicode/norm/tables10.0.0.go"
-- Assignment timeouts
, "go/src/cmd/compile/internal/gc/constFold_test.go"
, "go/src/cmd/compile/internal/gc/testdata/arithConst.go"
, "moby/vendor/github.com/docker/swarmkit/api/types.pb.go"
, "moby/vendor/github.com/docker/swarmkit/api/control.pb.go"
-- Parser timeouts
, "moby/vendor/github.com/ugorji/go/codec/fast-path.generated.go"
-- Parse errors
, "go/src/math/big/arith.go" -- Unhandled identifier character: 'ŝ'
, "go/src/cmd/vet/testdata/deadcode.go"
, "moby/vendor/github.com/beorn7/perks/quantile/stream.go" -- Unhandled identifier character: 'ƒ'
-- UTF8 encoding issues ("Cannot decode byte '\xe3': Data.Text.Internal.Encoding.decodeUtf8: Invalid UTF-8 stream")
, "go/src/text/template/exec_test.go"
, "go/src/bufio/bufio_test.go"
, "go/doc/progs/go1.go"
]
goDirSkips :: [Path.RelDir]
goDirSkips = Path.relDir <$>
[ "go/src/cmd/compile/internal/ssa"
, "go/test/fixedbugs"
, "go/test/syntax"
, "go/test/method4.dir"
, "go/test"
]
rubySkips :: [Path.RelFile]
rubySkips = Path.relFile <$>
[
-- UTF8 encoding issues ("Cannot decode byte '\xe3': Data.Text.Internal.Encoding.decodeUtf8: Invalid UTF-8 stream")
-- These are going to be hard to fix as Ruby allows non-utf8 character content in string literals
"ruby_spec/optional/capi/string_spec.rb"
, "ruby_spec/core/string/b_spec.rb"
, "ruby_spec/core/string/shared/encode.rb"
-- Doesn't parse b/c of issue with r<<i
, "ruby_spec/core/enumerable/shared/inject.rb"
-- Doesn't parse
, "ruby_spec/language/string_spec.rb"
, "ruby_spec/language/fixtures/freeze_magic_comment_required_diff_enc.rb"
-- Can't detect method calls inside heredoc bodies with precise ASTs
, "ruby_spec/core/argf/readpartial_spec.rb"
, "ruby_spec/core/process/exec_spec.rb"
]
tsxSkips :: [Path.RelFile]
tsxSkips = Path.relFile <$>
[
-- Cannot decode byte '\xe2': Data.Text.Internal.Encoding.decodeUtf8: Invalid UTF-8 stream
"desktop/app/src/ui/clone-repository/clone-github-repository.tsx"
, "desktop/app/src/ui/toolbar/revert-progress.tsx"
]
typescriptSkips :: [Path.RelFile]
typescriptSkips = Path.relFile <$>
[
-- Assignment timeouts
"npm/node_modules/request/node_modules/http-signature/node_modules/sshpk/node_modules/tweetnacl/nacl-fast.js"
, "npm/node_modules/cli-table2/test/cell-test.js"
, "npm/node_modules/request/node_modules/har-validator/node_modules/ajv/dist/regenerator.min.js"
, "npm/node_modules/request/node_modules/har-validator/node_modules/ajv/dist/ajv.bundle.js"
, "npm/node_modules/request/node_modules/har-validator/node_modules/ajv/dist/ajv.min.js"
, "npm/node_modules/request/node_modules/har-validator/node_modules/ajv/dist/nodent.min.js"
, "npm/node_modules/bluebird/js/browser/bluebird.js"
, "npm/node_modules/bluebird/js/browser/bluebird.min.js"
, "npm/node_modules/bluebird/js/browser/bluebird.core.js"
, "npm/node_modules/cli-table2/node_modules/lodash/index.js"
, "npm/node_modules/cli-table2/node_modules/lodash/index.js"
-- Cannot decode byte '\xd0': Data.Text.Internal.Encoding.decodeUtf8: Invalid UTF-8 stream
, "npm/node_modules/npm-profile/node_modules/make-fetch-happen/node_modules/socks-proxy-agent/node_modules/socks/node_modules/smart-buffer/test/smart-buffer.test.js"
, "npm/node_modules/pacote/node_modules/make-fetch-happen/node_modules/socks-proxy-agent/node_modules/socks/node_modules/smart-buffer/test/smart-buffer.test.js"
, "npm/node_modules/archy/test/multi_line.js"
, "npm/node_modules/archy/test/beep.js"
, "npm/node_modules/cli-table2/test/cell-test.js"
]
buildExamples :: TaskSession -> LanguageExample -> Path.RelDir -> IO Tasty.TestTree
buildExamples session lang tsDir = do
let fileSkips = fmap (tsDir </>) (languageSkips lang)
dirSkips = fmap (tsDir </>) (languageDirSkips lang)
files <- globDir1 (compile (languageExtension lang)) (Path.toString tsDir)
let paths = filter (\x -> Path.takeDirectory x `notElem` dirSkips) . filter (`notElem` fileSkips) $ Path.relFile <$> files
trees <- for paths $ \file -> do
pure . HUnit.testCaseSteps (Path.toString file) $ \step -> do
-- Use alacarte language mode
step "a la carte"
alacarte <- runTask session (runParse (parseSymbolsFilePath aLaCarteLanguageModes file))
assertOK "a la carte" alacarte
-- Test out precise language mode
step "precise"
precise <- runTask session (runParse (parseSymbolsFilePath preciseLanguageModes file))
assertOK "precise" precise
-- Compare the two
step "compare"
assertMatch alacarte precise
pure (Tasty.testGroup (languageName lang) trees)
where
assertOK msg = either (\e -> HUnit.assertFailure (msg <> " failed to parse" <> show e)) (refuteErrors msg)
refuteErrors msg a = case toList (a^.files) of
[x] | (e:_) <- toList (x^.errors) -> HUnit.assertFailure (msg <> " parse errors " <> show e)
_ -> pure ()
assertMatch a b = case (a, b) of
(Right a, Right b) -> case (toList (a^.files), toList (b^.files)) of
([x], [y]) | e1:_ <- toList (x^.errors)
, e2:_ <- toList (y^.errors)
-> HUnit.assertFailure ("Parse errors (both) " <> show e1 <> show e2)
(_, [y]) | e:_ <- toList (y^.errors)
-> HUnit.assertFailure ("Parse errors (precise) " <> show e)
([x], _) | e:_ <- toList (x^.errors)
-> HUnit.assertFailure ("Parse errors (a la carte) " <> show e)
([x], [y]) -> do
HUnit.assertEqual "Expected paths to be equal" (x^.path) (y^.path)
let aLaCarteSymbols = sort . filterALaCarteSymbols (languageName lang) $ toListOf (symbols . traverse . symbol) x
preciseSymbols = sort $ toListOf (symbols . traverse . symbol) y
delta = aLaCarteSymbols \\ preciseSymbols
msg = "Found in a la carte, but not precise: "
<> show delta
<> "\n"
<> "Found in precise but not a la carte: "
<> show (preciseSymbols \\ aLaCarteSymbols)
<> "\n"
<> "Expected: " <> show aLaCarteSymbols <> "\n"
<> "But got:" <> show preciseSymbols
HUnit.assertBool ("Expected symbols to be equal.\n" <> msg) (null delta)
pure ()
_ -> HUnit.assertFailure "Expected 1 file in each response"
(Left e1, Left e2) -> HUnit.assertFailure ("Unable to parse (both)" <> show (displayException e1) <> show (displayException e2))
(_, Left e) -> HUnit.assertFailure ("Unable to parse (precise)" <> show (displayException e))
(Left e, _) -> HUnit.assertFailure ("Unable to parse (a la carte)" <> show (displayException e))
filterALaCarteSymbols :: String -> [Text.Text] -> [Text.Text]
filterALaCarteSymbols "ruby" symbols
= filterOutInstanceVariables
. filterOutBuiltInMethods
$ symbols
where
filterOutInstanceVariables = filter (not . Text.isPrefixOf "@")
filterOutBuiltInMethods = filter (`notElem` blacklist)
blacklist =
[ "alias"
, "load"
, "require_relative"
, "require"
, "super"
, "undef"
, "defined?"
, "lambda"
]
filterALaCarteSymbols _ symbols = symbols
aLaCarteLanguageModes :: PerLanguageModes
aLaCarteLanguageModes = PerLanguageModes
{ pythonMode = ALaCarte
, rubyMode = ALaCarte
, goMode = ALaCarte
, typescriptMode = ALaCarte
, tsxMode = ALaCarte
, javascriptMode = ALaCarte
, jsxMode = ALaCarte
}
preciseLanguageModes :: PerLanguageModes
preciseLanguageModes = PerLanguageModes
{ pythonMode = Precise
, rubyMode = Precise
, goMode = Precise
, typescriptMode = Precise
, tsxMode = Precise
, javascriptMode = Precise
, jsxMode = Precise
}
testOptions :: Config.Options
testOptions = defaultOptions
{ optionsFailOnWarning = flag FailOnWarning True
, optionsLogLevel = Nothing
}
main :: IO ()
main = withOptions testOptions $ \ config logger statter -> do
void $ Process.system "script/clone-example-repos"
let session = TaskSession config "-" False logger statter
allTests <- forConcurrently examples $ \lang@LanguageExample{..} -> do
let tsDir = Path.relDir "tmp" </> Path.relDir (languageName <> "-examples")
buildExamples session lang tsDir
Tasty.defaultMain $ Tasty.testGroup "parse-examples" allTests
parseSymbolsFilePath ::
( Has (Error SomeException) sig m
, Has Distribute sig m
, Has Parse sig m
, Has Files sig m
)
=> PerLanguageModes
-> Path.RelFile
-> m ParseTreeSymbolResponse
parseSymbolsFilePath languageModes path = readBlob (fileForTypedPath path) >>= runReader languageModes . parseSymbols . pure @[]