haddock2/test/Spec.hs

73 lines
1.9 KiB
Haskell

{-# LANGUAGE OverloadedStrings #-}
{-# OPTIONS_GHC -Wno-orphans #-}
import Test.Hspec
import Identifier (Identifier)
import Lexer
import Parser
import Types
import Data.String (IsString (..))
import Data.Text (Text)
import Text.Parsec.Pos
shouldParseTo :: Text -> DocMarkup mod Identifier -> Expectation
shouldParseTo input ast = parseText input `shouldBe` ast
type Doc id = DocMarkup () id
instance IsString (Doc String) where
fromString = DocString
shouldLexTo :: String -> [(Int, Int, Token)] -> Expectation
shouldLexTo input expected =
case lexer input of
Right tokens -> do
let actual = map (\(pos, tok) -> (sourceLine pos, sourceColumn pos, tok)) tokens
actual `shouldBe` expected
Left err -> expectationFailure $ "Parse error: " <> show err
main :: IO ()
main = hspec $ do
describe "Lexer" do
describe "minimal" do
it "bare string" someString
it "emphasis" emphatic
it "monospace" monospace
it "ignores nesting" ignoreNesting
describe "Parser" do
it "Bold" do
"__bold__" `shouldParseTo` (DocBold (DocString "bold"))
it "Emphasis" do
"/emphasis/" `shouldParseTo` (DocEmphasis (DocString "emphasis"))
monospace :: Expectation
monospace =
"@mono@"
`shouldLexTo` [ (1, 7, MonospaceOpen)
, (1, 7, Token "mono")
, (1, 7, MonospaceClose)
]
ignoreNesting :: Expectation
ignoreNesting =
">/foo/"
`shouldLexTo` [ (1, 1, Token ">/foo/")
]
emphatic :: Expectation
emphatic =
"/emphatic/"
`shouldLexTo` [ (1, 11, EmphasisOpen)
, (1, 11, Token "emphatic")
, (1, 11, EmphasisClose)
]
someString :: Expectation
someString =
"some string"
`shouldLexTo` [ (1, 1, Token "some")
, (1, 5, Space)
, (1, 6, Token "string")
]