mirror of
https://github.com/tensorflow/haskell.git
synced 2024-12-26 19:49:46 +01:00
64971c876a
- Merge tensorflow-nn and tensorflow-queue into tensorflow-ops. They don't add extra dependencies and each contain a single module, so I don't think it's worth separating them at the package level. - Remove google-shim in favor of direct use of test-framework.
91 lines
3 KiB
Haskell
91 lines
3 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 DataKinds #-}
|
|
{-# LANGUAGE OverloadedStrings #-}
|
|
{-# LANGUAGE ScopedTypeVariables #-}
|
|
|
|
module Main where
|
|
|
|
import Control.Monad.IO.Class (liftIO)
|
|
import Data.Int (Int64)
|
|
import Test.Framework (defaultMain, Test)
|
|
import TensorFlow.Types (ListOf(..), Scalar(..), (/:/))
|
|
import TensorFlow.Ops (scalar)
|
|
import TensorFlow.Queue
|
|
import TensorFlow.Session
|
|
( asyncProdNodes
|
|
, build
|
|
, run
|
|
, runSession
|
|
, run_
|
|
)
|
|
import Test.Framework.Providers.HUnit (testCase)
|
|
import Test.HUnit ((@=?))
|
|
import qualified Data.ByteString as BS
|
|
|
|
-- | Test basic queue behaviors.
|
|
testBasic :: Test
|
|
testBasic = testCase "testBasic" $ runSession $ do
|
|
q :: Queue [Int64, BS.ByteString] <- build $ makeQueue 1 ""
|
|
run_ =<< enqueue q (42 :/ scalar "Hi" :/ Nil)
|
|
x <- run =<< dequeue q
|
|
liftIO $ (Scalar 42 /:/ Scalar "Hi" /:/ Nil) @=? x
|
|
|
|
run_ =<< enqueue q (56 :/ scalar "Bar" :/ Nil)
|
|
y <- run =<< dequeue q
|
|
-- Note: we use explicit "Scalar" here to specify the type that was
|
|
-- fetched. Equivalently we could write
|
|
-- 56 /:/ "Bar" /:/ Nil :: List [Scalar Int64, Scalar BS.ByteString]
|
|
-- or else allow the types to be determined by future use of the fetched
|
|
-- value.
|
|
let expected = Scalar 56 /:/ Scalar "Bar" /:/ Nil
|
|
liftIO $ expected @=? y
|
|
|
|
-- | Test queue pumping.
|
|
testPump :: Test
|
|
testPump = testCase "testPump" $ runSession $ do
|
|
(deq, pump) <- build $ do
|
|
q :: Queue [Int64, BS.ByteString] <- makeQueue 2 "ThePumpQueue"
|
|
(,) <$> dequeue q
|
|
<*> enqueue q (31 :/ scalar "Baz" :/ Nil)
|
|
-- This is a realistic use. The pump inputs are pre-bound to some
|
|
-- nodes that produce values when pumped (e.g. read from a
|
|
-- file).
|
|
run_ (pump, pump)
|
|
|
|
(x, y) <- run (deq, deq)
|
|
let expected = Scalar 31 /:/ Scalar "Baz" /:/ Nil
|
|
liftIO $ expected @=? x
|
|
liftIO $ expected @=? y
|
|
|
|
testAsync :: Test
|
|
testAsync = testCase "testAsync" $ runSession $ do
|
|
(deq, pump) <- do
|
|
q :: Queue [Int64, BS.ByteString] <- makeQueue 2 ""
|
|
(,) <$> dequeue q
|
|
<*> enqueue q (10 :/ scalar "Async" :/ Nil)
|
|
-- Pumps the queue until canceled by runSession exiting.
|
|
asyncProdNodes pump
|
|
-- Picks up a couple values and verifies they are as expected.
|
|
let expected = Scalar 10 /:/ Scalar "Async" /:/ Nil
|
|
run deq >>= liftIO . (expected @=?)
|
|
run deq >>= liftIO . (expected @=?)
|
|
|
|
main :: IO ()
|
|
main = defaultMain
|
|
[ testBasic
|
|
, testPump
|
|
, testAsync
|
|
]
|