Parse the BOM header if any

1 files changed, 18 insertions, 0 deletions

diff --git a/tests/Language/GraphQL/ParserSpec.hs b/tests/Language/GraphQL/ParserSpec.hs
new file mode 100644
index 0000000..c412c85
--- /dev/null
+++ b/tests/Language/GraphQL/ParserSpec.hs
@@ -0,0 +1,18 @@
+{-# LANGUAGE OverloadedStrings #-}
+module Language.GraphQL.ParserSpec
+    ( spec
+    ) where
+
+import Data.Either (isRight)
+import Language.GraphQL.Parser (document)
+import Test.Hspec ( Spec
+                  , describe
+                  , it
+                  , shouldSatisfy
+                  )
+import Text.Megaparsec (parse)
+
+spec :: Spec
+spec = describe "Parser" $
+    it "accepts BOM header" $
+        parse document "" "\xfeff{foo}" `shouldSatisfy` isRight