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|
{-# LANGUAGE OverloadedStrings #-}
{- |
Module : Tests.Readers.Pptx
Copyright : © 2025 Anton Antic
License : GNU GPL, version 2 or above
Maintainer : Anton Antic <[email protected]>
Stability : alpha
Portability : portable
Tests for the PPTX reader.
-}
module Tests.Readers.Pptx (tests) where
import Data.Algorithm.Diff (getDiff)
import qualified Data.ByteString as BS
import qualified Data.ByteString.Lazy as B
import qualified Data.Text as T
import Test.Tasty
import Test.Tasty.Golden.Advanced
import Tests.Helpers
import Text.Pandoc
import Text.Pandoc.UTF8 as UTF8
defopts :: ReaderOptions
defopts = def{ readerExtensions = getDefaultExtensions "pptx" }
testCompare :: String -> FilePath -> FilePath -> TestTree
testCompare = testCompareWithOpts defopts
nativeDiff :: FilePath -> Pandoc -> Pandoc -> IO (Maybe String)
nativeDiff normPath expectedNative actualNative
| expectedNative == actualNative = return Nothing
| otherwise = Just <$> do
expected <- T.unpack <$> runIOorExplode (writeNative def expectedNative)
actual <- T.unpack <$> runIOorExplode (writeNative def actualNative)
let dash = replicate 72 '-'
let diff = getDiff (lines actual) (lines expected)
return $ '\n' : dash ++
"\n--- " ++ normPath ++
"\n+++ " ++ "test" ++ "\n" ++
showDiff (1,1) diff ++ dash
testCompareWithOpts :: ReaderOptions -> String -> FilePath -> FilePath -> TestTree
testCompareWithOpts opts testName pptxFP nativeFP =
goldenTest
testName
(do nf <- UTF8.toText <$> BS.readFile nativeFP
runIOorExplode (readNative def nf))
(do df <- B.readFile pptxFP
runIOorExplode (readPptx opts df))
(nativeDiff nativeFP)
(\a -> runIOorExplode (writeNative def{ writerTemplate = Just mempty} a)
>>= BS.writeFile nativeFP . UTF8.fromText)
tests :: [TestTree]
tests = [ testGroup "basic"
[ testCompare
"text extraction"
"pptx-reader/basic.pptx"
"pptx-reader/basic.native"
]
]
|
