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module Data.Text.ParagraphLayout.Internal.RunSpec (spec) where
import Data.Text (pack)
import Data.Text.Glyphize (Direction (..), emptyFont)
import Test.Hspec
import Data.Text.ParagraphLayout.Internal.ResolvedSpan
import Data.Text.ParagraphLayout.Internal.Run
import Data.Text.ParagraphLayout.SpanData
spec :: Spec
spec = do
describe "spanToRuns" $ do
it "handles span with no text" $ do
spanToRuns (emptySpan emptyFont) `shouldBe` []
it "handles Czech hello" $ do
let inputSpan = czechHello emptyFont
let runs = spanToRuns inputSpan
runs `shouldBe`
[ Run
{ runOffsetInSpan = 0
, runText = spanText inputSpan
, runDirection = Just DirLTR
, runScript = Just "Latn"
}
]
it "handles Arabic hello" $ do
let inputSpan = arabicHello emptyFont
let runs = spanToRuns inputSpan
runs `shouldBe`
[ Run
{ runOffsetInSpan = 0
, runText = spanText inputSpan
, runDirection = Just DirRTL
, runScript = Just "Arab"
}
]
it "handles Serbian with mixed script" $ do
let inputSpan = serbianMixedScript emptyFont
let runs = spanToRuns inputSpan
runs `shouldBe`
[ Run
-- TODO: We might want both parentheses in the same run.
{ runOffsetInSpan = 0
, runText = pack "Vikipedija ("
, runDirection = Just DirLTR
, runScript = Just "Latn"
}
, Run
{ runOffsetInSpan = 12
, runText = pack "Википедија)"
, runDirection = Just DirLTR
, runScript = Just "Cyrl"
}
]
it "handles English text with Arabic inside" $ do
let inputSpan = englishAroundArabic emptyFont
let runs = spanToRuns inputSpan
runs `shouldBe`
[ Run
{ runOffsetInSpan = 0
, runText = pack "The title is "
, runDirection = Just DirLTR
, runScript = Just "Latn"
}
, Run
{ runOffsetInSpan = 13
-- TODO: The final space should be excluded.
, runText = pack "مفتاح معايير الويب "
, runDirection = Just DirRTL
, runScript = Just "Arab"
}
, Run
{ runOffsetInSpan = 48
, runText = pack "in Arabic."
, runDirection = Just DirLTR
, runScript = Just "Latn"
}
]