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{-# LANGUAGE OverloadedStrings, OverloadedLists #-}
{-# LANGUAGE StandaloneDeriving #-}
{-# LANGUAGE ViewPatterns #-}
module Thermoprint.Server.Printer.GenericSpec (spec) where
import Test.Hspec
import Test.Hspec.QuickCheck (prop)
import Test.QuickCheck (Property, Discard(..), property)
import Test.QuickCheck.Instances
import Thermoprint.Server.Printer.Generic
import Thermoprint.Printout
import Data.Text (Text)
import qualified Data.Text.Lazy as TL (pack)
import qualified Data.ByteString.Lazy as L (ByteString)
import qualified Data.ByteString.Lazy as L.BS
import Data.String (IsString(..))
import Control.Monad (zipWithM_, join)
import Data.Monoid ((<>))
import Data.Function (on)
import Data.Word
import Data.Sequence (Seq)
import qualified Data.Sequence as Seq
import Debug.Trace
instance IsString Line where
fromString = (\(Right l) -> l) . text . TL.pack
spec :: Spec
spec = do
describe "example printouts" $
zipWithM_ example [1..] examples
where
example n (s, ts) = let str = show s
in specify str $ traceDump (mkPrintout . Printout . fmap (Paragraph . Seq.singleton) . fmap Cooked $ s) == ts
final, initial :: L.ByteString
initial = esc [64] <> esc [64]
final = "\n\n\n \n"
esc :: [Word8] -> L.ByteString
esc = L.BS.pack . (27:)
p :: L.ByteString -> L.ByteString
p = (<> final) . (initial <>)
traceDump :: L.ByteString -> L.ByteString
traceDump bs = traceShow (map (\b -> (b, (toEnum $ fromEnum b) :: Char)) $ L.BS.unpack bs) bs
examples :: [(Seq Block, L.ByteString)]
examples = [ ( [Line (JuxtaPos ["Hello", HSpace 1, "World!"])]
, p "Hello World!")
, ( [Line (JuxtaPos ["Hello", HSpace 4, "World!"])]
, p "Hello World!")
, ( [Line ("Par1"), Line ("Par2"), Line (JuxtaPos ["Par3", HSpace 1, "Word2"])]
, p "Par1\n\nPar2\n\nPar3 Word2")
, ( [Line (JuxtaPos ["Par1", HSpace 4]), NewlSep [VSpace 2, Line ("Par2")], Line (JuxtaPos ["Par3", HSpace 1, "Word2"])]
, p "Par1 \n\n\n\n\nPar2\n\nPar3 Word2")
, ( [Line (JuxtaPos [Markup [Bold] (JuxtaPos ["B",HSpace 1,Markup [Underline] "BM"]),HSpace 1,Markup [Bold,Underline] "BM"])]
, p $ esc [33, 8] <> "B " <> esc [33, 128 + 8] <> "BM" <> esc [33, 8] <> esc [33, 0] <> " " <> esc [33, 128 + 8] <> "BM" <> esc [33, 0])
]
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