Escape special characters in the encoded strings

Fixes #2.

1 files changed, 21 insertions, 0 deletions

diff --git a/tests/Language/GraphQL/EncoderSpec.hs b/tests/Language/GraphQL/EncoderSpec.hs
new file mode 100644
index 0000000..d2d4a00
--- /dev/null
+++ b/tests/Language/GraphQL/EncoderSpec.hs
@@ -0,0 +1,21 @@
+{-# LANGUAGE OverloadedStrings #-}
+module Language.GraphQL.EncoderSpec
+    ( spec
+    ) where
+
+import Language.GraphQL.AST ( Value(..))
+import Language.GraphQL.Encoder ( value
+                                , minified
+                                )
+import Test.Hspec ( Spec
+                  , describe
+                  , it
+                  , shouldBe
+                  )
+
+spec :: Spec
+spec = describe "value" $ do
+    it "escapes \\" $
+        value minified (ValueString "\\") `shouldBe` "\"\\\\\""
+    it "escapes quotes" $
+        value minified (ValueString "\"") `shouldBe` "\"\\\"\""