mirror of
https://github.com/tensorflow/haskell.git
synced 2024-12-26 03:29:45 +01:00
81 lines
3.5 KiB
Haskell
81 lines
3.5 KiB
Haskell
-- Copyright 2016 TensorFlow authors.
|
|
--
|
|
-- Licensed under the Apache License, Version 2.0 (the "License");
|
|
-- you may not use this file except in compliance with the License.
|
|
-- You may obtain a copy of the License at
|
|
--
|
|
-- http://www.apache.org/licenses/LICENSE-2.0
|
|
--
|
|
-- Unless required by applicable law or agreed to in writing, software
|
|
-- distributed under the License is distributed on an "AS IS" BASIS,
|
|
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
-- See the License for the specific language governing permissions and
|
|
-- limitations under the License.
|
|
|
|
-- | Tests for TensorFlow.Logging.
|
|
module Main where
|
|
|
|
import Control.Monad.Trans.Resource (runResourceT)
|
|
import Data.Conduit ((=$=))
|
|
import Data.Default (def)
|
|
import Data.List ((\\))
|
|
import Data.ProtoLens (encodeMessage, decodeMessageOrDie)
|
|
import Lens.Family2 ((^.), (.~), (&))
|
|
import Proto.Tensorflow.Core.Util.Event (Event, graphDef, fileVersion, step)
|
|
import System.Directory (getDirectoryContents)
|
|
import System.FilePath ((</>))
|
|
import System.IO.Temp (withSystemTempDirectory)
|
|
import TensorFlow.Core (Build, ControlNode, asGraphDef, noOp)
|
|
import TensorFlow.Logging (withEventWriter, logEvent, logGraph)
|
|
import TensorFlow.Records.Conduit (sourceTFRecords)
|
|
import Test.Framework (defaultMain, Test)
|
|
import Test.Framework.Providers.HUnit (testCase)
|
|
import Test.HUnit (assertBool, assertEqual)
|
|
import qualified Data.ByteString.Lazy as BL
|
|
import qualified Data.Conduit as Conduit
|
|
import qualified Data.Conduit.List as Conduit
|
|
import qualified Data.Text as T
|
|
|
|
-- TODO: This has been added to System.Directory in newer versions.
|
|
listDirectory :: String -> IO [String]
|
|
listDirectory dir = (\\ [".", ".."]) <$> getDirectoryContents dir
|
|
|
|
testEventWriter :: Test
|
|
testEventWriter = testCase "EventWriter" $
|
|
withSystemTempDirectory "event_writer_logs" $ \dir -> do
|
|
assertEqual "No file before" [] =<< listDirectory dir
|
|
let expected = [ (def :: Event) & step .~ 10
|
|
, def & step .~ 222
|
|
, def & step .~ 8
|
|
]
|
|
withEventWriter dir $ \eventWriter ->
|
|
mapM_ (logEvent eventWriter) expected
|
|
files <- listDirectory dir
|
|
assertEqual "One file exists after" 1 (length files)
|
|
records <- runResourceT $ Conduit.runConduit $
|
|
sourceTFRecords (dir </> head files) =$= Conduit.consume
|
|
assertBool "File is not empty" (not (null records))
|
|
let (header:body) = decodeMessageOrDie . BL.toStrict <$> records
|
|
assertEqual "Header has expected version"
|
|
(T.pack "brain.Event:2") (header ^. fileVersion)
|
|
assertEqual "Body has expected records" expected body
|
|
|
|
testLogGraph :: Test
|
|
testLogGraph = testCase "LogGraph" $
|
|
withSystemTempDirectory "event_writer_logs" $ \dir -> do
|
|
let graphBuild = noOp :: Build ControlNode
|
|
expectedGraph = asGraphDef graphBuild
|
|
expectedGraphEvent = (def :: Event) & graphDef .~ (encodeMessage expectedGraph)
|
|
|
|
withEventWriter dir $ \eventWriter ->
|
|
logGraph eventWriter graphBuild
|
|
files <- listDirectory dir
|
|
records <- runResourceT $ Conduit.runConduit $
|
|
sourceTFRecords (dir </> head files) =$= Conduit.consume
|
|
let (_:event:_) = decodeMessageOrDie . BL.toStrict <$> records
|
|
assertEqual "First record expected to be Event containing GraphDef" expectedGraphEvent event
|
|
|
|
main :: IO ()
|
|
main = defaultMain [ testEventWriter
|
|
, testLogGraph
|
|
]
|