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{-# LANGUAGE CPP #-}
{-# LANGUAGE TypeApplications #-}
{-# OPTIONS_GHC -Wno-orphans #-}
module TestUtil(
module TestUtil,
module Test.QuickCheck,
module Data.List,
module Data.Maybe
) where
import Test.QuickCheck hiding ((==>))
import Data.List
import Data.Maybe
import Control.Monad
import System.Environment
infixr 0 ==>
(==>) :: Bool -> Bool -> Bool
a ==> b = not a || b
runTests :: [(String, Property)] -> IO ()
runTests tests = do
args <- getArgs
let count = case args of i:_ -> read i; _ -> 10000
let testNum = case args of
_:i:_
| let num = read i
, num < 0 -> drop (negate num) tests
| let num = read i
, num > 0 -> take num tests
| otherwise -> []
_ -> tests
putStrLn $ "Testing with " ++ show count ++ " repetitions"
let total' = length testNum
let showOutput x = show x{output=""} ++ "\n" ++ output x
bad <- fmap catMaybes $ forM (zip @Integer [1..] testNum) $ \(i,(msg,prop)) -> do
putStrLn $ "Test " ++ show i ++ " of " ++ show total' ++ ": " ++ msg
res <- quickCheckWithResult stdArgs{chatty=False, maxSuccess=count} prop
case res of
Success{} -> pure Nothing
bad -> do putStrLn $ showOutput bad; putStrLn "TEST FAILURE!"; pure $ Just (msg,bad)
if null bad then
putStrLn $ "Success, " ++ show total' ++ " tests passed"
else do
putStrLn $ show (length bad) ++ " FAILURES\n"
forM_ (zip @Integer [1..] bad) $ \(i,(a,b)) ->
putStrLn $ "FAILURE " ++ show i ++ ": " ++ a ++ "\n" ++ showOutput b ++ "\n"
fail $ "FAILURE, failed " ++ show (length bad) ++ " of " ++ show total' ++ " tests"
|
