1 files changed, 34 insertions, 0 deletions
diff --git a/tests/Helper.hs b/tests/Helper.hs
new file mode 100644
index 0000000..5979ae2
--- /dev/null
+++ b/tests/Helper.hs
@@ -0,0 +1,34 @@
+module Helper
+  ( forceGetConfig
+  , getConfig
+  ) where
+
+
+import System.IO (hClose)
+import System.IO.Temp (withSystemTempFile)
+import System.Directory (removeFile)
+
+import Data.Text (Text)
+import qualified Data.Text.IO as T
+import Data.Maybe (fromJust)
+
+import Data.ConfigManager
+import Data.ConfigManager.Config
+
+forceGetConfig :: Text -> IO Config
+forceGetConfig = (fmap fromJust) . getConfig
+
+getConfig :: Text -> IO (Maybe Config)
+getConfig input =
+  withSystemTempFile "config-manager-test" (\filePath handle -> do
+    hClose handle
+    T.writeFile filePath input
+    config <- readConfig filePath
+    removeFile filePath
+    putStrLn . show $ config
+    return $ eitherToMaybe config
+  )
+
+eitherToMaybe :: Either a b -> Maybe b
+eitherToMaybe (Left _) = Nothing
+eitherToMaybe (Right x) = Just x