Add basic test outline for the SILE Writer

pandoc.cabal

@@ -839,6 +839,7 @@ test-suite test-pandoc
                   Tests.Writers.LaTeX
                   Tests.Writers.Docx
                   Tests.Writers.RST
+                  Tests.Writers.SILE
                   Tests.Writers.TEI
                   Tests.Writers.Muse
                   Tests.Writers.FB2

test/Tests/Writers/SILE.hs

@@ -0,0 +1,37 @@
+{-# LANGUAGE NoImplicitPrelude #-}
+{-# LANGUAGE OverloadedStrings #-}
+module Tests.Writers.SILE (tests) where
+
+import Prelude
+import Data.Text (unpack)
+import Test.Tasty
+import Tests.Helpers
+import Text.Pandoc
+import Text.Pandoc.Arbitrary ()
+import Text.Pandoc.Builder
+
+sile :: (ToPandoc a) => a -> String
+sile = sileWithOpts def
+
+sileWithOpts :: (ToPandoc a) => WriterOptions -> a -> String
+sileWithOpts opts = unpack . purely (writeSILE opts) . toPandoc
+
+{-
+  "my test" =: X =?> Y
+
+is shorthand for
+
+  test sile "my test" $ X =?> Y
+
+which is in turn shorthand for
+
+  test sile "my test" (X,Y)
+-}
+
+infix 4 =:
+(=:) :: (ToString a, ToPandoc a)
+     => String -> (a, String) -> TestTree
+(=:) = test sile
+
+tests :: [TestTree]
+tests = []

test/test-pandoc.hs

@@ -45,6 +45,7 @@ import qualified Tests.Writers.Plain
 import qualified Tests.Writers.Powerpoint
 import qualified Tests.Writers.RST
 import qualified Tests.Writers.AnnotatedTable
+import qualified Tests.Writers.SILE
 import qualified Tests.Writers.TEI
 import Tests.Helpers (findPandoc)
 import Text.Pandoc.Shared (inDirectory)
@@ -68,6 +69,7 @@ tests pandocPath = testGroup "pandoc tests"
           , testGroup "AsciiDoc" Tests.Writers.AsciiDoc.tests
           , testGroup "Docx" Tests.Writers.Docx.tests
           , testGroup "RST" Tests.Writers.RST.tests
+          , testGroup "SILE" Tests.Writers.SILE.tests
           , testGroup "TEI" Tests.Writers.TEI.tests
           , testGroup "Muse" Tests.Writers.Muse.tests
           , testGroup "FB2" Tests.Writers.FB2.tests