42 lines
1.2 KiB
Haskell
42 lines
1.2 KiB
Haskell
{-# LANGUAGE OverloadedStrings #-}
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{-# OPTIONS_GHC -Wno-orphans #-}
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import Test.Hspec
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import Identifier (Identifier)
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import Lexer
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import Parser
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import Types
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import Data.String (IsString (..))
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import Data.Text (Text)
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import Text.Parsec.Pos
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shouldParseTo :: Text -> DocMarkup mod Identifier -> Expectation
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shouldParseTo input ast = parseText input `shouldBe` ast
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type Doc id = DocMarkup () id
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instance IsString (Doc String) where
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fromString = DocString
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main :: IO ()
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main = hspec $ do
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describe "Lexer" do
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it "bare string" do
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"some string" `shouldLexTo` [(1, 1, Token "some"), (1, 5, Space), (1, 6, Token "string")]
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it "emphasis" do
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"has /emphatic/ content" `shouldLexTo` replicate 7 (0, 0, Space)
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describe "Parser" do
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it "Bold" do
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"__bold__" `shouldParseTo` (DocBold (DocString "bold"))
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it "Emphasis" do
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"/emphasis/" `shouldParseTo` (DocEmphasis (DocString "emphasis"))
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shouldLexTo :: String -> [(Int, Int, Token)] -> Expectation
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shouldLexTo input expected =
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case lexer input of
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Right tokens -> do
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let actual = map (\(pos, tok) -> (sourceLine pos, sourceColumn pos, tok)) tokens
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actual `shouldBe` expected
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Left err -> expectationFailure $ "Parse error: " <> show err
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