1 files changed, 77 insertions, 0 deletions
diff --git a/testsuite/run.hs b/testsuite/run.hs
new file mode 100644
index 000000000..1f671eabf
--- /dev/null
+++ b/testsuite/run.hs
@@ -0,0 +1,77 @@
+import Data.List(partition)
+import System.IO
+import Distribution.Simple.BuildPaths(exeExtension)
+import System.Process(readProcess)
+import System.Directory(doesFileExist,getDirectoryContents)
+import System.FilePath((</>),(<.>),takeExtension)
+import System.Exit(exitSuccess,exitFailure)
+
+main = 
+   do res <- walk "testsuite"
+      let cnt = length res
+          (good,bad) = partition ((=="OK").fst) res
+          ok = length good
+          fail = ok<cnt
+      putStrLn $ show ok++"/"++show cnt++ " passed/tests"
+      let overview = "dist/test/gf-tests.html"
+      writeFile overview (toHTML bad)
+      if ok<cnt 
+        then do putStrLn $ overview++" contains an overview of the failed tests"
+                exitFailure
+        else exitSuccess
+  where
+    toHTML res =
+        "<!DOCTYPE html>\n"
+        ++ "<meta charset=\"UTF-8\">\n"
+        ++ "<style>\n"
+        ++ "pre { max-width: 500px; overflow: scroll; }\n"
+        ++ "th,td { vertical-align: top; text-align: left; }\n"
+        ++ "</style>\n"
+        ++ "<table border=1>\n<tr><th>Result<th>Input<th>Gold<th>Output\n"
+        ++ unlines (map testToHTML res)
+        ++ "</table>\n"
+
+    testToHTML (res,(input,gold,output)) =
+      "<tr>"++concatMap (td.pre) [res,input,gold,output]
+    pre s = "<pre>"++s++"</pre>"
+    td s = "<td>"++s
+
+    walk path = fmap concat . mapM (walkFile . (path </>)) =<< ls path
+
+    walkFile fpath = do
+      exists <- doesFileExist fpath
+      if exists
+        then if takeExtension fpath == ".gfs"
+               then do let in_file   = fpath
+                           gold_file = fpath <.> ".gold"
+                           out_file  = fpath <.> ".out"
+                       res <- runTest in_file out_file gold_file
+                       putStrLn $ fst res++": "++in_file
+                       return [res]
+               else return []
+        else walk fpath
+
+    runTest in_file out_file gold_file = do
+      input <- readFile in_file
+      writeFile out_file =<< run_gf input
+      exists <- doesFileExist gold_file
+      if exists
+        then do out <- compatReadFile out_file
+                gold <- compatReadFile gold_file
+                let info = (input,gold,out)
+                return $! if out == gold then ("OK",info) else ("FAIL",info)
+        else do out <- compatReadFile out_file
+                return ("MISSING GOLD",(input,"",out))
+    -- Avoid failures caused by Win32/Unix text file incompatibility
+    compatReadFile path =
+      do h <- openFile path ReadMode
+         hSetNewlineMode h universalNewlineMode
+         hGetContents h
+
+-- Should consult the Cabal configuration!
+run_gf = readProcess default_gf ["-run","-gf-lib-path="++gf_lib_path]
+default_gf = "dist/build/gf/gf"<.>exeExtension
+gf_lib_path = "dist/build/rgl"
+
+-- | List files, excluding "." and ".."
+ls path = filter (`notElem` [".",".."]) `fmap` getDirectoryContents path