From d63c49537da8c2a3ee20e6153e2471087054730d Mon Sep 17 00:00:00 2001
From: Simon Hengel <sol@typeful.net>
Date: Mon, 15 Oct 2012 14:25:39 +0200
Subject: Move unit tests to /test directory

---
 test/Haddock/ParseSpec.hs | 81 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 test/Haddock/ParseSpec.hs

(limited to 'test/Haddock')

diff --git a/test/Haddock/ParseSpec.hs b/test/Haddock/ParseSpec.hs
new file mode 100644
index 00000000..d692cb0c
--- /dev/null
+++ b/test/Haddock/ParseSpec.hs
@@ -0,0 +1,81 @@
+{-# LANGUAGE OverloadedStrings, StandaloneDeriving, FlexibleInstances, UndecidableInstances, IncoherentInstances #-}
+{-# OPTIONS_GHC -fno-warn-orphans #-}
+module Haddock.ParseSpec (main, spec) where
+
+import           Test.Hspec
+import           RdrName (RdrName)
+import           DynFlags (DynFlags, defaultDynFlags)
+import           Haddock.Lex (tokenise)
+import qualified Haddock.Parse as Parse
+import           Haddock.Types
+import           Outputable (Outputable, showSDoc, ppr)
+import           Data.Monoid
+import           Data.String
+
+dynFlags :: DynFlags
+dynFlags = defaultDynFlags (error "dynFlags for Haddock tests: undefined")
+
+instance Outputable a => Show a where
+  show = showSDoc dynFlags . ppr
+
+deriving instance Show a => Show (Doc a)
+deriving instance Eq a =>Eq (Doc a)
+
+instance IsString (Doc RdrName) where
+  fromString = DocString
+
+parseParas :: String -> Maybe (Doc RdrName)
+parseParas s = Parse.parseParas $ tokenise dynFlags s (0,0)
+
+main :: IO ()
+main = hspec spec
+
+spec :: Spec
+spec = do
+  describe "parseParas" $ do
+    it "parses a paragraph" $ do
+      parseParas "foobar" `shouldBe` Just (DocParagraph "foobar\n")
+
+    context "when parsing an example" $ do
+      it "requires an example to be separated from a previous paragrap by an empty line" $ do
+        parseParas "foobar\n\n>>> fib 10\n55" `shouldBe`
+          Just (DocParagraph "foobar\n" <> DocExamples [Example "fib 10" ["55"]])
+
+        -- parse error
+        parseParas "foobar\n>>> fib 10\n55" `shouldBe` Nothing
+
+      it "parses a result line that only contains <BLANKLINE> as an emptly line" $ do
+        parseParas ">>> putFooBar\nfoo\n<BLANKLINE>\nbar" `shouldBe`
+          Just (DocExamples [Example "putFooBar" ["foo","","bar"]])
+
+    context "when parsing a code block" $ do
+      it "requires a code blocks to be separated from a previous paragrap by an empty line" $ do
+        parseParas "foobar\n\n> some code" `shouldBe`
+          Just (DocParagraph "foobar\n" <> DocCodeBlock " some code\n")
+
+        -- parse error
+        parseParas "foobar\n> some code" `shouldBe` Nothing
+
+
+    context "when parsing a URL" $ do
+      it "parses a URL" $ do
+        parseParas "<http://example.com/>" `shouldBe`
+          Just (DocParagraph $ hyperlink "http://example.com/" Nothing <> "\n")
+
+      it "accepts an optional label" $ do
+        parseParas "<http://example.com/ some link>" `shouldBe`
+          Just (DocParagraph $ hyperlink "http://example.com/" (Just "some link") <> "\n")
+
+    context "when parsing properties" $ do
+      it "can parse a single property" $ do
+        parseParas "prop> 23 == 23" `shouldBe` Just (DocProperty "23 == 23")
+
+      it "can parse multiple subsequent properties" $ do
+        parseParas $ unlines [
+              "prop> 23 == 23"
+            , "prop> 42 == 42"
+            ]
+        `shouldBe` Just (DocProperty "23 == 23" <> DocProperty "42 == 42")
+  where
+    hyperlink :: String -> Maybe String -> Doc RdrName
+    hyperlink url = DocHyperlink . Hyperlink url
-- 
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