Support zero timeout

Changelog: Support zero as a timeout multiplyer

1 files changed, 7 insertions, 4 deletions

diff --git a/src/Test.hs b/src/Test.hs
index ce88052..18933b1 100644
--- a/src/Test.hs
+++ b/src/Test.hs
@@ -10,6 +10,7 @@ import Control.Concurrent.MVar
 import Control.Monad.Except
 import Control.Monad.Reader
 
+import Data.Bifunctor
 import Data.Scientific
 import Data.Text (Text)
 import Data.Typeable
@@ -67,15 +68,17 @@ instance ObjectType TestRun MultiplyTimeout where
     type ConstructorArgs MultiplyTimeout = Scientific
 
     createObject oid timeout
-        | timeout > 0 = do
+        | timeout >= 0 = do
             var <- asks (teTimeout . fst)
-            liftIO $ modifyMVar_ var $ return . (* timeout)
+            liftIO $ modifyMVar_ var $ return .
+                (if timeout == 0 then second (+ 1) else first (* timeout))
             return $ Object oid $ MultiplyTimeout timeout
 
         | otherwise = do
-            outLine OutputError Nothing "timeout must be positive"
+            outLine OutputError Nothing "timeout must not be negative"
             throwError Failed
 
     destroyObject Object { objImpl = MultiplyTimeout timeout } = do
         var <- asks (teTimeout . fst)
-        liftIO $ modifyMVar_ var $ return . (/ timeout)
+        liftIO $ modifyMVar_ var $ return .
+            (if timeout == 0 then second (subtract 1) else first (/ timeout))