test/ShellTests.hs: add an explicit export list.

[hath.git] / test / ShellTests.hs

diff --git a/test/ShellTests.hs b/test/ShellTests.hs
index 65a10ccca97daf27dd80e55e15e8a75e3d55a735..8874fcfeac6555fb820a91945946a2b76eb50c6a 100644 (file)
--- a/test/ShellTests.hs
+++ b/test/ShellTests.hs
@@ -1,10 +1,24 @@
-module Main
+module Main (main)
 where
 
-import System.Cmd ( system )
+import System.Process (
+   CreateProcess( env ),
+   createProcess,
+   shell,
+   waitForProcess )
 import System.Exit ( exitWith )
 
 main :: IO ()
 main = do
-  result <- system "shelltest test/shell/*.test"
+  -- Get a CreateProcess object corresponding to our shell command.
+  let createproc = shell "shelltest test/shell/*.test"
+
+  -- But clear its environment before running the command.
+  let empty_env_createproc = createproc { env = Just [] }
+
+  -- Ignore stdin/stdout/stderr...
+  (_,_,_,hproc) <- createProcess empty_env_createproc
+
+  -- Now run the ProcessHandle and exit with its result.
+  result <- waitForProcess hproc
   exitWith result