mirror of
https://github.com/tensorflow/haskell.git
synced 2024-11-30 06:49:44 +01:00
70 lines
2.5 KiB
Haskell
70 lines
2.5 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.
|
|
|
|
{-# LANGUAGE OverloadedLists #-}
|
|
{-# LANGUAGE OverloadedStrings #-}
|
|
{-# LANGUAGE NoMonomorphismRestriction #-}
|
|
|
|
module Main where
|
|
|
|
import Control.Monad.IO.Class (liftIO)
|
|
import Data.Int (Int32, Int64)
|
|
import Google.Test (googleTest)
|
|
import System.IO.Temp (withSystemTempDirectory)
|
|
import Test.Framework.Providers.HUnit (testCase)
|
|
import Test.HUnit ((@=?))
|
|
import qualified Data.ByteString.Char8 as B8
|
|
|
|
import qualified Data.Vector as V
|
|
import qualified TensorFlow.Build as TF
|
|
import qualified TensorFlow.ControlFlow as TF
|
|
import qualified TensorFlow.Nodes as TF
|
|
import qualified TensorFlow.Ops as TF
|
|
import qualified TensorFlow.Session as TF
|
|
import qualified TensorFlow.Tensor as TF
|
|
|
|
-- | Test that one can easily determine number of elements in the tensor.
|
|
testSize = testCase "testSize" $ do
|
|
x <- eval $ TF.size (TF.constant [2, 3] [0..5 :: Float])
|
|
TF.Scalar (2 * 3 :: Int32) @=? x
|
|
|
|
eval = TF.runSession . TF.buildAnd TF.run . return
|
|
|
|
-- | Confirms that the original example from Python code works.
|
|
testReducedShape = testCase "testReducedShape" $ do
|
|
x <- eval $ TF.reducedShape (TF.vector [2, 3, 5, 7 :: Int64])
|
|
(TF.vector [1, 2 :: Int32])
|
|
V.fromList [2, 1, 1, 7 :: Int32] @=? x
|
|
|
|
testSaveRestore = testCase "testSaveRestore" $
|
|
withSystemTempDirectory "" $ \dirPath -> do
|
|
let path = B8.pack $ dirPath ++ "/checkpoint"
|
|
var :: TF.Build (TF.Tensor TF.Ref Float)
|
|
var = TF.render =<< TF.named "a" <$> TF.zeroInitializedVariable []
|
|
TF.runSession $ do
|
|
v <- TF.build var
|
|
TF.buildAnd TF.run_ $ TF.assign v 134
|
|
TF.buildAnd TF.run_ $ TF.save path [v]
|
|
result <- TF.runSession $ do
|
|
v <- TF.build var
|
|
TF.buildAnd TF.run_ $ TF.restore path v
|
|
TF.run v
|
|
liftIO $ TF.Scalar 134 @=? result
|
|
|
|
|
|
main :: IO ()
|
|
main = googleTest [ testSaveRestore
|
|
, testSize
|
|
, testReducedShape
|
|
]
|