{-# LANGUAGE CPP #-}
{-# LANGUAGE DeriveFunctor #-}
{-# LANGUAGE ScopedTypeVariables #-}
{-# LANGUAGE RecordWildCards #-}
{-# LANGUAGE ConstraintKinds #-}

#if MIN_VERSION_base(4,6,0) && !MIN_VERSION_base(4,7,0)
-- Control.Concurrent.QSem is deprecated in base-4.6.0.*
{-# OPTIONS_GHC -fno-warn-deprecations #-}
#endif

module Test.Hspec.Core.Runner.Eval (
  EvalConfig(..)
, EvalTree
, EvalItem(..)
, runFormatter
, resultItemIsFailure
#ifdef TEST
, runSequentially
#endif
) where

import           Prelude ()
import           Test.Hspec.Core.Compat hiding (Monad)
import qualified Test.Hspec.Core.Compat as M

import qualified Control.Exception as E
import           Control.Concurrent
import           Control.Concurrent.Async hiding (cancel)

import           Control.Monad.IO.Class (liftIO)
import qualified Control.Monad.IO.Class as M

import           Control.Monad.Trans.State hiding (State, state)
import           Control.Monad.Trans.Class

import           Test.Hspec.Core.Util
import           Test.Hspec.Core.Spec (Tree(..), Progress, FailureReason(..), Result(..), ResultStatus(..), ProgressCallback)
import           Test.Hspec.Core.Timer
import           Test.Hspec.Core.Format (Format(..))
import qualified Test.Hspec.Core.Format as Format
import           Test.Hspec.Core.Clock
import           Test.Hspec.Core.Example.Location
import           Test.Hspec.Core.Example (safeEvaluate)

-- for compatibility with GHC < 7.10.1
type Monad m = (Functor m, Applicative m, M.Monad m)
type MonadIO m = (Monad m, M.MonadIO m)

data EvalConfig m = EvalConfig {
  EvalConfig m -> Format m
evalConfigFormat :: Format m
, EvalConfig m -> Int
evalConfigConcurrentJobs :: Int
, EvalConfig m -> Bool
evalConfigFastFail :: Bool
}

data State m = State {
  State m -> EvalConfig m
stateConfig :: EvalConfig m
, State m -> [(Path, Item)]
stateResults :: [(Path, Format.Item)]
}

type EvalM m = StateT (State m) m

addResult :: Monad m => Path -> Format.Item -> EvalM m ()
addResult :: Path -> Item -> EvalM m ()
addResult Path
path Item
item = (State m -> State m) -> EvalM m ()
forall (m :: * -> *) s. Monad m => (s -> s) -> StateT s m ()
modify ((State m -> State m) -> EvalM m ())
-> (State m -> State m) -> EvalM m ()
forall a b. (a -> b) -> a -> b
$ \ State m
state -> State m
state {stateResults :: [(Path, Item)]
stateResults = (Path
path, Item
item) (Path, Item) -> [(Path, Item)] -> [(Path, Item)]
forall a. a -> [a] -> [a]
: State m -> [(Path, Item)]
forall (m :: * -> *). State m -> [(Path, Item)]
stateResults State m
state}

getFormat :: Monad m => (Format m -> a) -> EvalM m a
getFormat :: (Format m -> a) -> EvalM m a
getFormat Format m -> a
format = (State m -> a) -> EvalM m a
forall (m :: * -> *) s a. Monad m => (s -> a) -> StateT s m a
gets (Format m -> a
format (Format m -> a) -> (State m -> Format m) -> State m -> a
forall b c a. (b -> c) -> (a -> b) -> a -> c
. EvalConfig m -> Format m
forall (m :: * -> *). EvalConfig m -> Format m
evalConfigFormat (EvalConfig m -> Format m)
-> (State m -> EvalConfig m) -> State m -> Format m
forall b c a. (b -> c) -> (a -> b) -> a -> c
. State m -> EvalConfig m
forall (m :: * -> *). State m -> EvalConfig m
stateConfig)

reportItem :: Monad m => Path -> Format.Item -> EvalM m ()
reportItem :: Path -> Item -> EvalM m ()
reportItem Path
path Item
item = do
  Path -> Item -> EvalM m ()
forall (m :: * -> *). Monad m => Path -> Item -> EvalM m ()
addResult Path
path Item
item
  Path -> Item -> m ()
format <- (Format m -> Path -> Item -> m ())
-> EvalM m (Path -> Item -> m ())
forall (m :: * -> *) a. Monad m => (Format m -> a) -> EvalM m a
getFormat Format m -> Path -> Item -> m ()
forall (m :: * -> *). Format m -> Path -> Item -> m ()
formatItem
  m () -> EvalM m ()
forall (t :: (* -> *) -> * -> *) (m :: * -> *) a.
(MonadTrans t, Monad m) =>
m a -> t m a
lift (Path -> Item -> m ()
format Path
path Item
item)

failureItem :: Maybe Location -> Seconds -> String -> FailureReason -> Format.Item
failureItem :: Maybe Location -> Seconds -> String -> FailureReason -> Item
failureItem Maybe Location
loc Seconds
duration String
info FailureReason
err = Maybe Location -> Seconds -> String -> Result -> Item
Format.Item Maybe Location
loc Seconds
duration String
info (FailureReason -> Result
Format.Failure FailureReason
err)

reportResult :: Monad m => Path -> Maybe Location -> (Seconds, Result) -> EvalM m ()
reportResult :: Path -> Maybe Location -> (Seconds, Result) -> EvalM m ()
reportResult Path
path Maybe Location
loc (Seconds
duration, Result
result) = do
  case Result
result of
    Result String
info ResultStatus
status -> case ResultStatus
status of
      ResultStatus
Success -> Path -> Item -> EvalM m ()
forall (m :: * -> *). Monad m => Path -> Item -> EvalM m ()
reportItem Path
path (Maybe Location -> Seconds -> String -> Result -> Item
Format.Item Maybe Location
loc Seconds
duration String
info Result
Format.Success)
      Pending Maybe Location
loc_ Maybe String
reason -> Path -> Item -> EvalM m ()
forall (m :: * -> *). Monad m => Path -> Item -> EvalM m ()
reportItem Path
path (Maybe Location -> Seconds -> String -> Result -> Item
Format.Item (Maybe Location
loc_ Maybe Location -> Maybe Location -> Maybe Location
forall (f :: * -> *) a. Alternative f => f a -> f a -> f a
<|> Maybe Location
loc) Seconds
duration String
info (Result -> Item) -> Result -> Item
forall a b. (a -> b) -> a -> b
$ Maybe String -> Result
Format.Pending Maybe String
reason)
      Failure Maybe Location
loc_ err :: FailureReason
err@(Error Maybe String
_ SomeException
e) -> Path -> Item -> EvalM m ()
forall (m :: * -> *). Monad m => Path -> Item -> EvalM m ()
reportItem Path
path (Maybe Location -> Seconds -> String -> FailureReason -> Item
failureItem (Maybe Location
loc_ Maybe Location -> Maybe Location -> Maybe Location
forall (f :: * -> *) a. Alternative f => f a -> f a -> f a
<|> SomeException -> Maybe Location
extractLocation SomeException
e Maybe Location -> Maybe Location -> Maybe Location
forall (f :: * -> *) a. Alternative f => f a -> f a -> f a
<|> Maybe Location
loc) Seconds
duration String
info FailureReason
err)
      Failure Maybe Location
loc_ FailureReason
err -> Path -> Item -> EvalM m ()
forall (m :: * -> *). Monad m => Path -> Item -> EvalM m ()
reportItem Path
path (Maybe Location -> Seconds -> String -> FailureReason -> Item
failureItem (Maybe Location
loc_ Maybe Location -> Maybe Location -> Maybe Location
forall (f :: * -> *) a. Alternative f => f a -> f a -> f a
<|> Maybe Location
loc) Seconds
duration String
info FailureReason
err)

groupStarted :: Monad m => Path -> EvalM m ()
groupStarted :: Path -> EvalM m ()
groupStarted Path
path = do
  Path -> m ()
format <- (Format m -> Path -> m ()) -> EvalM m (Path -> m ())
forall (m :: * -> *) a. Monad m => (Format m -> a) -> EvalM m a
getFormat Format m -> Path -> m ()
forall (m :: * -> *). Format m -> Path -> m ()
formatGroupStarted
  m () -> EvalM m ()
forall (t :: (* -> *) -> * -> *) (m :: * -> *) a.
(MonadTrans t, Monad m) =>
m a -> t m a
lift (m () -> EvalM m ()) -> m () -> EvalM m ()
forall a b. (a -> b) -> a -> b
$ Path -> m ()
format Path
path

groupDone :: Monad m => Path -> EvalM m ()
groupDone :: Path -> EvalM m ()
groupDone Path
path = do
  Path -> m ()
format <- (Format m -> Path -> m ()) -> EvalM m (Path -> m ())
forall (m :: * -> *) a. Monad m => (Format m -> a) -> EvalM m a
getFormat Format m -> Path -> m ()
forall (m :: * -> *). Format m -> Path -> m ()
formatGroupDone
  m () -> EvalM m ()
forall (t :: (* -> *) -> * -> *) (m :: * -> *) a.
(MonadTrans t, Monad m) =>
m a -> t m a
lift (m () -> EvalM m ()) -> m () -> EvalM m ()
forall a b. (a -> b) -> a -> b
$ Path -> m ()
format Path
path

data EvalItem = EvalItem {
  EvalItem -> String
evalItemDescription :: String
, EvalItem -> Maybe Location
evalItemLocation :: Maybe Location
, EvalItem -> Bool
evalItemParallelize :: Bool
, EvalItem -> ProgressCallback -> IO Result
evalItemAction :: ProgressCallback -> IO Result
}

type EvalTree = Tree (IO ()) EvalItem

runEvalM :: Monad m => EvalConfig m -> EvalM m () -> m (State m)
runEvalM :: EvalConfig m -> EvalM m () -> m (State m)
runEvalM EvalConfig m
config EvalM m ()
action = EvalM m () -> State m -> m (State m)
forall (m :: * -> *) s a. Monad m => StateT s m a -> s -> m s
execStateT EvalM m ()
action (EvalConfig m -> [(Path, Item)] -> State m
forall (m :: * -> *). EvalConfig m -> [(Path, Item)] -> State m
State EvalConfig m
config [])

-- | Evaluate all examples of a given spec and produce a report.
runFormatter :: forall m. MonadIO m => EvalConfig m -> [EvalTree] -> IO ([(Path, Format.Item)])
runFormatter :: EvalConfig m -> [EvalTree] -> IO [(Path, Item)]
runFormatter EvalConfig m
config [EvalTree]
specs = do
  let
    start :: IO [RunningTree_ m]
start = Int -> [EvalTree] -> IO [RunningTree_ m]
forall (m :: * -> *).
MonadIO m =>
Int -> [EvalTree] -> IO [RunningTree_ m]
parallelizeTree (EvalConfig m -> Int
forall (m :: * -> *). EvalConfig m -> Int
evalConfigConcurrentJobs EvalConfig m
config) [EvalTree]
specs
    cancel :: [Tree (IO ()) (Async a, b)] -> IO ()
cancel = [Async a] -> IO ()
forall a. [Async a] -> IO ()
cancelMany ([Async a] -> IO ())
-> ([Tree (IO ()) (Async a, b)] -> [Async a])
-> [Tree (IO ()) (Async a, b)]
-> IO ()
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (Tree (IO ()) (Async a) -> [Async a])
-> [Tree (IO ()) (Async a)] -> [Async a]
forall (t :: * -> *) a b. Foldable t => (a -> [b]) -> t a -> [b]
concatMap Tree (IO ()) (Async a) -> [Async a]
forall (t :: * -> *) a. Foldable t => t a -> [a]
toList ([Tree (IO ()) (Async a)] -> [Async a])
-> ([Tree (IO ()) (Async a, b)] -> [Tree (IO ()) (Async a)])
-> [Tree (IO ()) (Async a, b)]
-> [Async a]
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (Tree (IO ()) (Async a, b) -> Tree (IO ()) (Async a))
-> [Tree (IO ()) (Async a, b)] -> [Tree (IO ()) (Async a)]
forall a b. (a -> b) -> [a] -> [b]
map (((Async a, b) -> Async a)
-> Tree (IO ()) (Async a, b) -> Tree (IO ()) (Async a)
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap (Async a, b) -> Async a
forall a b. (a, b) -> a
fst)
  IO [RunningTree_ m]
-> ([RunningTree_ m] -> IO ())
-> ([RunningTree_ m] -> IO [(Path, Item)])
-> IO [(Path, Item)]
forall a b c. IO a -> (a -> IO b) -> (a -> IO c) -> IO c
E.bracket IO [RunningTree_ m]
start [RunningTree_ m] -> IO ()
forall a b. [Tree (IO ()) (Async a, b)] -> IO ()
cancel (([RunningTree_ m] -> IO [(Path, Item)]) -> IO [(Path, Item)])
-> ([RunningTree_ m] -> IO [(Path, Item)]) -> IO [(Path, Item)]
forall a b. (a -> b) -> a -> b
$ \ [RunningTree_ m]
runningSpecs -> do
    Seconds -> (IO Bool -> IO [(Path, Item)]) -> IO [(Path, Item)]
forall a. Seconds -> (IO Bool -> IO a) -> IO a
withTimer Seconds
0.05 ((IO Bool -> IO [(Path, Item)]) -> IO [(Path, Item)])
-> (IO Bool -> IO [(Path, Item)]) -> IO [(Path, Item)]
forall a b. (a -> b) -> a -> b
$ \ IO Bool
timer -> do
      State m
state <- Format m -> forall a. m a -> IO a
forall (m :: * -> *). Format m -> forall a. m a -> IO a
formatRun Format m
format (m (State m) -> IO (State m)) -> m (State m) -> IO (State m)
forall a b. (a -> b) -> a -> b
$ do
        EvalConfig m -> EvalM m () -> m (State m)
forall (m :: * -> *).
Monad m =>
EvalConfig m -> EvalM m () -> m (State m)
runEvalM EvalConfig m
config (EvalM m () -> m (State m)) -> EvalM m () -> m (State m)
forall a b. (a -> b) -> a -> b
$
          [RunningTree m] -> EvalM m ()
forall (m :: * -> *). MonadIO m => [RunningTree m] -> EvalM m ()
run ([RunningTree m] -> EvalM m ()) -> [RunningTree m] -> EvalM m ()
forall a b. (a -> b) -> a -> b
$ (RunningTree_ m -> RunningTree m)
-> [RunningTree_ m] -> [RunningTree m]
forall a b. (a -> b) -> [a] -> [b]
map (((Async (), Item ((Progress -> m ()) -> m (Seconds, Result)))
 -> Item (Path -> m (Seconds, Result)))
-> RunningTree_ m -> RunningTree m
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap ((((Progress -> m ()) -> m (Seconds, Result))
 -> Path -> m (Seconds, Result))
-> Item ((Progress -> m ()) -> m (Seconds, Result))
-> Item (Path -> m (Seconds, Result))
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap (((Progress -> m ()) -> m (Seconds, Result))
-> (Path -> Progress -> m ()) -> Path -> m (Seconds, Result)
forall b c a. (b -> c) -> (a -> b) -> a -> c
. IO Bool -> Path -> Progress -> m ()
reportProgress IO Bool
timer) (Item ((Progress -> m ()) -> m (Seconds, Result))
 -> Item (Path -> m (Seconds, Result)))
-> ((Async (), Item ((Progress -> m ()) -> m (Seconds, Result)))
    -> Item ((Progress -> m ()) -> m (Seconds, Result)))
-> (Async (), Item ((Progress -> m ()) -> m (Seconds, Result)))
-> Item (Path -> m (Seconds, Result))
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (Async (), Item ((Progress -> m ()) -> m (Seconds, Result)))
-> Item ((Progress -> m ()) -> m (Seconds, Result))
forall a b. (a, b) -> b
snd)) [RunningTree_ m]
runningSpecs
      [(Path, Item)] -> IO [(Path, Item)]
forall (m :: * -> *) a. Monad m => a -> m a
return ([(Path, Item)] -> [(Path, Item)]
forall a. [a] -> [a]
reverse ([(Path, Item)] -> [(Path, Item)])
-> [(Path, Item)] -> [(Path, Item)]
forall a b. (a -> b) -> a -> b
$ State m -> [(Path, Item)]
forall (m :: * -> *). State m -> [(Path, Item)]
stateResults State m
state)
  where
    format :: Format m
format = EvalConfig m -> Format m
forall (m :: * -> *). EvalConfig m -> Format m
evalConfigFormat EvalConfig m
config

    reportProgress :: IO Bool -> Path -> Progress -> m ()
    reportProgress :: IO Bool -> Path -> Progress -> m ()
reportProgress IO Bool
timer Path
path Progress
progress = do
      Bool
r <- IO Bool -> m Bool
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO IO Bool
timer
      Bool -> m () -> m ()
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
when Bool
r (Format m -> Path -> Progress -> m ()
forall (m :: * -> *). Format m -> Path -> Progress -> m ()
formatProgress Format m
format Path
path Progress
progress)

cancelMany :: [Async a] -> IO ()
cancelMany :: [Async a] -> IO ()
cancelMany [Async a]
asyncs = do
  (Async a -> IO ()) -> [Async a] -> IO ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ (ThreadId -> IO ()
killThread (ThreadId -> IO ()) -> (Async a -> ThreadId) -> Async a -> IO ()
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Async a -> ThreadId
forall a. Async a -> ThreadId
asyncThreadId) [Async a]
asyncs
  (Async a -> IO (Either SomeException a)) -> [Async a] -> IO ()
forall (t :: * -> *) (m :: * -> *) a b.
(Foldable t, Monad m) =>
(a -> m b) -> t a -> m ()
mapM_ Async a -> IO (Either SomeException a)
forall a. Async a -> IO (Either SomeException a)
waitCatch [Async a]
asyncs

data Item a = Item {
  Item a -> String
_itemDescription :: String
, Item a -> Maybe Location
_itemLocation :: Maybe Location
, Item a -> a
_itemAction :: a
} deriving a -> Item b -> Item a
(a -> b) -> Item a -> Item b
(forall a b. (a -> b) -> Item a -> Item b)
-> (forall a b. a -> Item b -> Item a) -> Functor Item
forall a b. a -> Item b -> Item a
forall a b. (a -> b) -> Item a -> Item b
forall (f :: * -> *).
(forall a b. (a -> b) -> f a -> f b)
-> (forall a b. a -> f b -> f a) -> Functor f
<$ :: a -> Item b -> Item a
$c<$ :: forall a b. a -> Item b -> Item a
fmap :: (a -> b) -> Item a -> Item b
$cfmap :: forall a b. (a -> b) -> Item a -> Item b
Functor

type Job m p a = (p -> m ()) -> m a

type RunningItem m = Item (Path -> m (Seconds, Result))
type RunningTree m = Tree (IO ()) (RunningItem m)

type RunningItem_ m = (Async (), Item (Job m Progress (Seconds, Result)))
type RunningTree_ m = Tree (IO ()) (RunningItem_ m)

data Semaphore = Semaphore {
  Semaphore -> IO ()
semaphoreWait :: IO ()
, Semaphore -> IO ()
semaphoreSignal :: IO ()
}

parallelizeTree :: MonadIO m => Int -> [EvalTree] -> IO [RunningTree_ m]
parallelizeTree :: Int -> [EvalTree] -> IO [RunningTree_ m]
parallelizeTree Int
n [EvalTree]
specs = do
  QSem
sem <- Int -> IO QSem
newQSem Int
n
  (EvalTree -> IO (RunningTree_ m))
-> [EvalTree] -> IO [RunningTree_ m]
forall (t :: * -> *) (m :: * -> *) a b.
(Traversable t, Monad m) =>
(a -> m b) -> t a -> m (t b)
mapM ((EvalItem -> IO (RunningItem_ m))
-> EvalTree -> IO (RunningTree_ m)
forall (t :: * -> *) (f :: * -> *) a b.
(Traversable t, Applicative f) =>
(a -> f b) -> t a -> f (t b)
traverse ((EvalItem -> IO (RunningItem_ m))
 -> EvalTree -> IO (RunningTree_ m))
-> (EvalItem -> IO (RunningItem_ m))
-> EvalTree
-> IO (RunningTree_ m)
forall a b. (a -> b) -> a -> b
$ QSem -> EvalItem -> IO (RunningItem_ m)
forall (m :: * -> *).
MonadIO m =>
QSem -> EvalItem -> IO (RunningItem_ m)
parallelizeItem QSem
sem) [EvalTree]
specs

parallelizeItem :: MonadIO m => QSem -> EvalItem -> IO (RunningItem_ m)
parallelizeItem :: QSem -> EvalItem -> IO (RunningItem_ m)
parallelizeItem QSem
sem EvalItem{Bool
String
Maybe Location
ProgressCallback -> IO Result
evalItemAction :: ProgressCallback -> IO Result
evalItemParallelize :: Bool
evalItemLocation :: Maybe Location
evalItemDescription :: String
evalItemAction :: EvalItem -> ProgressCallback -> IO Result
evalItemParallelize :: EvalItem -> Bool
evalItemLocation :: EvalItem -> Maybe Location
evalItemDescription :: EvalItem -> String
..} = do
  (Async ()
asyncAction, Job m Progress (Seconds, Result)
evalAction) <- Semaphore
-> Bool
-> (ProgressCallback -> IO Result)
-> IO (Async (), Job m Progress (Seconds, Result))
forall (m :: * -> *) p a.
MonadIO m =>
Semaphore
-> Bool -> Job IO p a -> IO (Async (), Job m p (Seconds, a))
parallelize (IO () -> IO () -> Semaphore
Semaphore (QSem -> IO ()
waitQSem QSem
sem) (QSem -> IO ()
signalQSem QSem
sem)) Bool
evalItemParallelize (IO Result -> IO Result
forall a. IO a -> IO a
interruptible (IO Result -> IO Result)
-> (ProgressCallback -> IO Result) -> ProgressCallback -> IO Result
forall b c a. (b -> c) -> (a -> b) -> a -> c
. ProgressCallback -> IO Result
evalItemAction)
  RunningItem_ m -> IO (RunningItem_ m)
forall (m :: * -> *) a. Monad m => a -> m a
return (Async ()
asyncAction, String
-> Maybe Location
-> Job m Progress (Seconds, Result)
-> Item (Job m Progress (Seconds, Result))
forall a. String -> Maybe Location -> a -> Item a
Item String
evalItemDescription Maybe Location
evalItemLocation Job m Progress (Seconds, Result)
evalAction)

parallelize :: MonadIO m => Semaphore -> Bool -> Job IO p a -> IO (Async (), Job m p (Seconds, a))
parallelize :: Semaphore
-> Bool -> Job IO p a -> IO (Async (), Job m p (Seconds, a))
parallelize Semaphore
sem Bool
isParallelizable
  | Bool
isParallelizable = Semaphore -> Job IO p a -> IO (Async (), Job m p (Seconds, a))
forall (m :: * -> *) p a.
MonadIO m =>
Semaphore -> Job IO p a -> IO (Async (), Job m p (Seconds, a))
runParallel Semaphore
sem
  | Bool
otherwise = Job IO p a -> IO (Async (), Job m p (Seconds, a))
forall (m :: * -> *) p a.
MonadIO m =>
Job IO p a -> IO (Async (), Job m p (Seconds, a))
runSequentially

runSequentially :: MonadIO m => Job IO p a -> IO (Async (), Job m p (Seconds, a))
runSequentially :: Job IO p a -> IO (Async (), Job m p (Seconds, a))
runSequentially Job IO p a
action = do
  MVar ()
mvar <- IO (MVar ())
forall a. IO (MVar a)
newEmptyMVar
  (Async ()
asyncAction, Job m p (Seconds, a)
evalAction) <- Semaphore -> Job IO p a -> IO (Async (), Job m p (Seconds, a))
forall (m :: * -> *) p a.
MonadIO m =>
Semaphore -> Job IO p a -> IO (Async (), Job m p (Seconds, a))
runParallel (IO () -> IO () -> Semaphore
Semaphore (MVar () -> IO ()
forall a. MVar a -> IO a
takeMVar MVar ()
mvar) (() -> IO ()
forall (m :: * -> *) a. Monad m => a -> m a
return ())) Job IO p a
action
  (Async (), Job m p (Seconds, a))
-> IO (Async (), Job m p (Seconds, a))
forall (m :: * -> *) a. Monad m => a -> m a
return (Async ()
asyncAction, \ p -> m ()
notifyPartial -> IO () -> m ()
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO (MVar () -> () -> IO ()
forall a. MVar a -> a -> IO ()
putMVar MVar ()
mvar ()) m () -> m (Seconds, a) -> m (Seconds, a)
forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> Job m p (Seconds, a)
evalAction p -> m ()
notifyPartial)

data Parallel p a = Partial p | Return a

runParallel :: forall m p a. MonadIO m => Semaphore -> Job IO p a -> IO (Async (), Job m p (Seconds, a))
runParallel :: Semaphore -> Job IO p a -> IO (Async (), Job m p (Seconds, a))
runParallel Semaphore{IO ()
semaphoreSignal :: IO ()
semaphoreWait :: IO ()
semaphoreSignal :: Semaphore -> IO ()
semaphoreWait :: Semaphore -> IO ()
..} Job IO p a
action = do
  MVar (Parallel p (Seconds, a))
mvar <- IO (MVar (Parallel p (Seconds, a)))
forall a. IO (MVar a)
newEmptyMVar
  Async ()
asyncAction <- IO () -> IO (Async ())
forall a. IO a -> IO (Async a)
async (IO () -> IO (Async ())) -> IO () -> IO (Async ())
forall a b. (a -> b) -> a -> b
$ IO () -> IO () -> IO () -> IO ()
forall a b c. IO a -> IO b -> IO c -> IO c
E.bracket_ IO ()
semaphoreWait IO ()
semaphoreSignal (MVar (Parallel p (Seconds, a)) -> IO ()
worker MVar (Parallel p (Seconds, a))
mvar)
  (Async (), Job m p (Seconds, a))
-> IO (Async (), Job m p (Seconds, a))
forall (m :: * -> *) a. Monad m => a -> m a
return (Async ()
asyncAction, MVar (Parallel p (Seconds, a)) -> Job m p (Seconds, a)
eval MVar (Parallel p (Seconds, a))
mvar)
  where
    worker :: MVar (Parallel p (Seconds, a)) -> IO ()
worker MVar (Parallel p (Seconds, a))
mvar = do
      let partialCallback :: p -> IO ()
partialCallback = MVar (Parallel p (Seconds, a)) -> Parallel p (Seconds, a) -> IO ()
forall a. MVar a -> a -> IO ()
replaceMVar MVar (Parallel p (Seconds, a))
mvar (Parallel p (Seconds, a) -> IO ())
-> (p -> Parallel p (Seconds, a)) -> p -> IO ()
forall b c a. (b -> c) -> (a -> b) -> a -> c
. p -> Parallel p (Seconds, a)
forall p a. p -> Parallel p a
Partial
      (Seconds, a)
result <- IO a -> IO (Seconds, a)
forall a. IO a -> IO (Seconds, a)
measure (IO a -> IO (Seconds, a)) -> IO a -> IO (Seconds, a)
forall a b. (a -> b) -> a -> b
$ Job IO p a
action p -> IO ()
partialCallback
      MVar (Parallel p (Seconds, a)) -> Parallel p (Seconds, a) -> IO ()
forall a. MVar a -> a -> IO ()
replaceMVar MVar (Parallel p (Seconds, a))
mvar ((Seconds, a) -> Parallel p (Seconds, a)
forall p a. a -> Parallel p a
Return (Seconds, a)
result)

    eval :: MVar (Parallel p (Seconds, a)) -> (p -> m ()) -> m (Seconds, a)
    eval :: MVar (Parallel p (Seconds, a)) -> Job m p (Seconds, a)
eval MVar (Parallel p (Seconds, a))
mvar p -> m ()
notifyPartial = do
      Parallel p (Seconds, a)
r <- IO (Parallel p (Seconds, a)) -> m (Parallel p (Seconds, a))
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO (MVar (Parallel p (Seconds, a)) -> IO (Parallel p (Seconds, a))
forall a. MVar a -> IO a
takeMVar MVar (Parallel p (Seconds, a))
mvar)
      case Parallel p (Seconds, a)
r of
        Partial p
p -> do
          p -> m ()
notifyPartial p
p
          MVar (Parallel p (Seconds, a)) -> Job m p (Seconds, a)
eval MVar (Parallel p (Seconds, a))
mvar p -> m ()
notifyPartial
        Return (Seconds, a)
result -> (Seconds, a) -> m (Seconds, a)
forall (m :: * -> *) a. Monad m => a -> m a
return (Seconds, a)
result

replaceMVar :: MVar a -> a -> IO ()
replaceMVar :: MVar a -> a -> IO ()
replaceMVar MVar a
mvar a
p = MVar a -> IO (Maybe a)
forall a. MVar a -> IO (Maybe a)
tryTakeMVar MVar a
mvar IO (Maybe a) -> IO () -> IO ()
forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> MVar a -> a -> IO ()
forall a. MVar a -> a -> IO ()
putMVar MVar a
mvar a
p

run :: forall m. MonadIO m => [RunningTree m] -> EvalM m ()
run :: [RunningTree m] -> EvalM m ()
run [RunningTree m]
specs = do
  Bool
fastFail <- (State m -> Bool) -> StateT (State m) m Bool
forall (m :: * -> *) s a. Monad m => (s -> a) -> StateT s m a
gets (EvalConfig m -> Bool
forall (m :: * -> *). EvalConfig m -> Bool
evalConfigFastFail (EvalConfig m -> Bool)
-> (State m -> EvalConfig m) -> State m -> Bool
forall b c a. (b -> c) -> (a -> b) -> a -> c
. State m -> EvalConfig m
forall (m :: * -> *). State m -> EvalConfig m
stateConfig)
  Bool -> [EvalM m ()] -> EvalM m ()
forall (m :: * -> *). Monad m => Bool -> [EvalM m ()] -> EvalM m ()
sequenceActions Bool
fastFail ((RunningTree m -> [EvalM m ()]) -> [RunningTree m] -> [EvalM m ()]
forall (t :: * -> *) a b. Foldable t => (a -> [b]) -> t a -> [b]
concatMap RunningTree m -> [EvalM m ()]
foldSpec [RunningTree m]
specs)
  where
    foldSpec :: RunningTree m -> [EvalM m ()]
    foldSpec :: RunningTree m -> [EvalM m ()]
foldSpec = FoldTree (IO ()) (Item (Path -> m (Seconds, Result))) (EvalM m ())
-> RunningTree m -> [EvalM m ()]
forall c a r. FoldTree c a r -> Tree c a -> [r]
foldTree FoldTree :: forall c a r.
(Path -> r)
-> (Path -> r)
-> ([String] -> c -> r)
-> ([String] -> a -> r)
-> FoldTree c a r
FoldTree {
      onGroupStarted :: Path -> EvalM m ()
onGroupStarted = Path -> EvalM m ()
forall (m :: * -> *). Monad m => Path -> EvalM m ()
groupStarted
    , onGroupDone :: Path -> EvalM m ()
onGroupDone = Path -> EvalM m ()
forall (m :: * -> *). Monad m => Path -> EvalM m ()
groupDone
    , onCleanup :: [String] -> IO () -> EvalM m ()
onCleanup = [String] -> IO () -> EvalM m ()
runCleanup
    , onLeafe :: [String] -> Item (Path -> m (Seconds, Result)) -> EvalM m ()
onLeafe = [String] -> Item (Path -> m (Seconds, Result)) -> EvalM m ()
evalItem
    }

    runCleanup :: [String] -> IO () -> EvalM m ()
    runCleanup :: [String] -> IO () -> EvalM m ()
runCleanup [String]
groups IO ()
action = do
      (Seconds, Result)
r <- IO (Seconds, Result) -> StateT (State m) m (Seconds, Result)
forall (m :: * -> *) a. MonadIO m => IO a -> m a
liftIO (IO (Seconds, Result) -> StateT (State m) m (Seconds, Result))
-> IO (Seconds, Result) -> StateT (State m) m (Seconds, Result)
forall a b. (a -> b) -> a -> b
$ IO Result -> IO (Seconds, Result)
forall a. IO a -> IO (Seconds, a)
measure (IO Result -> IO (Seconds, Result))
-> IO Result -> IO (Seconds, Result)
forall a b. (a -> b) -> a -> b
$ IO Result -> IO Result
safeEvaluate (IO ()
action IO () -> IO Result -> IO Result
forall (m :: * -> *) a b. Monad m => m a -> m b -> m b
>> Result -> IO Result
forall (m :: * -> *) a. Monad m => a -> m a
return (String -> ResultStatus -> Result
Result String
"" ResultStatus
Success))
      case (Seconds, Result)
r of
        (Seconds
_, Result String
"" ResultStatus
Success) -> () -> EvalM m ()
forall (m :: * -> *) a. Monad m => a -> m a
return ()
        (Seconds, Result)
_ -> Path -> Maybe Location -> (Seconds, Result) -> EvalM m ()
forall (m :: * -> *).
Monad m =>
Path -> Maybe Location -> (Seconds, Result) -> EvalM m ()
reportResult Path
path Maybe Location
forall a. Maybe a
Nothing (Seconds, Result)
r
      where
        path :: Path
path = ([String]
groups, String
"afterAll-hook")

    evalItem :: [String] -> RunningItem m -> EvalM m ()
    evalItem :: [String] -> Item (Path -> m (Seconds, Result)) -> EvalM m ()
evalItem [String]
groups (Item String
requirement Maybe Location
loc Path -> m (Seconds, Result)
action) = do
      m (Seconds, Result) -> StateT (State m) m (Seconds, Result)
forall (t :: (* -> *) -> * -> *) (m :: * -> *) a.
(MonadTrans t, Monad m) =>
m a -> t m a
lift (Path -> m (Seconds, Result)
action Path
path) StateT (State m) m (Seconds, Result)
-> ((Seconds, Result) -> EvalM m ()) -> EvalM m ()
forall (m :: * -> *) a b. Monad m => m a -> (a -> m b) -> m b
>>= Path -> Maybe Location -> (Seconds, Result) -> EvalM m ()
forall (m :: * -> *).
Monad m =>
Path -> Maybe Location -> (Seconds, Result) -> EvalM m ()
reportResult Path
path Maybe Location
loc
      where
        path :: Path
        path :: Path
path = ([String]
groups, String
requirement)

data FoldTree c a r = FoldTree {
  FoldTree c a r -> Path -> r
onGroupStarted :: Path -> r
, FoldTree c a r -> Path -> r
onGroupDone :: Path -> r
, FoldTree c a r -> [String] -> c -> r
onCleanup :: [String] -> c -> r
, FoldTree c a r -> [String] -> a -> r
onLeafe :: [String] -> a -> r
}

foldTree :: FoldTree c a r -> Tree c a -> [r]
foldTree :: FoldTree c a r -> Tree c a -> [r]
foldTree FoldTree{[String] -> c -> r
[String] -> a -> r
Path -> r
onLeafe :: [String] -> a -> r
onCleanup :: [String] -> c -> r
onGroupDone :: Path -> r
onGroupStarted :: Path -> r
onLeafe :: forall c a r. FoldTree c a r -> [String] -> a -> r
onCleanup :: forall c a r. FoldTree c a r -> [String] -> c -> r
onGroupDone :: forall c a r. FoldTree c a r -> Path -> r
onGroupStarted :: forall c a r. FoldTree c a r -> Path -> r
..} = [String] -> Tree c a -> [r]
go []
  where
    go :: [String] -> Tree c a -> [r]
go [String]
rGroups (Node String
group [Tree c a]
xs) = r
start r -> [r] -> [r]
forall a. a -> [a] -> [a]
: [r]
children [r] -> [r] -> [r]
forall a. [a] -> [a] -> [a]
++ [r
done]
      where
        path :: Path
path = ([String] -> [String]
forall a. [a] -> [a]
reverse [String]
rGroups, String
group)
        start :: r
start = Path -> r
onGroupStarted Path
path
        children :: [r]
children = (Tree c a -> [r]) -> [Tree c a] -> [r]
forall (t :: * -> *) a b. Foldable t => (a -> [b]) -> t a -> [b]
concatMap ([String] -> Tree c a -> [r]
go (String
group String -> [String] -> [String]
forall a. a -> [a] -> [a]
: [String]
rGroups)) [Tree c a]
xs
        done :: r
done =  Path -> r
onGroupDone Path
path
    go [String]
rGroups (NodeWithCleanup c
action [Tree c a]
xs) = [r]
children [r] -> [r] -> [r]
forall a. [a] -> [a] -> [a]
++ [r
cleanup]
      where
        children :: [r]
children = (Tree c a -> [r]) -> [Tree c a] -> [r]
forall (t :: * -> *) a b. Foldable t => (a -> [b]) -> t a -> [b]
concatMap ([String] -> Tree c a -> [r]
go [String]
rGroups) [Tree c a]
xs
        cleanup :: r
cleanup = [String] -> c -> r
onCleanup ([String] -> [String]
forall a. [a] -> [a]
reverse [String]
rGroups) c
action
    go [String]
rGroups (Leaf a
a) = [[String] -> a -> r
onLeafe ([String] -> [String]
forall a. [a] -> [a]
reverse [String]
rGroups) a
a]

sequenceActions :: Monad m => Bool -> [EvalM m ()] -> EvalM m ()
sequenceActions :: Bool -> [EvalM m ()] -> EvalM m ()
sequenceActions Bool
fastFail = [EvalM m ()] -> EvalM m ()
forall (m :: * -> *). Monad m => [EvalM m ()] -> EvalM m ()
go
  where
    go :: Monad m => [EvalM m ()] -> EvalM m ()
    go :: [EvalM m ()] -> EvalM m ()
go [] = () -> EvalM m ()
forall (m :: * -> *) a. Monad m => a -> m a
return ()
    go (EvalM m ()
action : [EvalM m ()]
actions) = do
      EvalM m ()
action
      Bool
hasFailures <- ((Path, Item) -> Bool) -> [(Path, Item)] -> Bool
forall (t :: * -> *) a. Foldable t => (a -> Bool) -> t a -> Bool
any (Path, Item) -> Bool
resultItemIsFailure ([(Path, Item)] -> Bool)
-> StateT (State m) m [(Path, Item)] -> StateT (State m) m Bool
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> (State m -> [(Path, Item)]) -> StateT (State m) m [(Path, Item)]
forall (m :: * -> *) s a. Monad m => (s -> a) -> StateT s m a
gets State m -> [(Path, Item)]
forall (m :: * -> *). State m -> [(Path, Item)]
stateResults
      let stopNow :: Bool
stopNow = Bool
fastFail Bool -> Bool -> Bool
&& Bool
hasFailures
      Bool -> EvalM m () -> EvalM m ()
forall (f :: * -> *). Applicative f => Bool -> f () -> f ()
unless Bool
stopNow ([EvalM m ()] -> EvalM m ()
forall (m :: * -> *). Monad m => [EvalM m ()] -> EvalM m ()
go [EvalM m ()]
actions)

resultItemIsFailure :: (Path, Format.Item) -> Bool
resultItemIsFailure :: (Path, Item) -> Bool
resultItemIsFailure = Result -> Bool
isFailure (Result -> Bool)
-> ((Path, Item) -> Result) -> (Path, Item) -> Bool
forall b c a. (b -> c) -> (a -> b) -> a -> c
. Item -> Result
Format.itemResult (Item -> Result)
-> ((Path, Item) -> Item) -> (Path, Item) -> Result
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (Path, Item) -> Item
forall a b. (a, b) -> b
snd
  where
    isFailure :: Result -> Bool
isFailure Result
r = case Result
r of
      Format.Success{} -> Bool
False
      Format.Pending{} -> Bool
False
      Format.Failure{} -> Bool
True