47 lines
1.4 KiB
Haskell
47 lines
1.4 KiB
Haskell
--
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-- MinIO Haskell SDK, (C) 2017 MinIO, Inc.
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--
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-- Licensed under the Apache License, Version 2.0 (the "License");
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-- you may not use this file except in compliance with the License.
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-- You may obtain a copy of the License at
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--
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-- http://www.apache.org/licenses/LICENSE-2.0
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--
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-- Unless required by applicable law or agreed to in writing, software
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-- distributed under the License is distributed on an "AS IS" BASIS,
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-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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-- See the License for the specific language governing permissions and
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-- limitations under the License.
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--
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module Network.Minio.Utils.Test
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( limitedMapConcurrentlyTests,
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)
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where
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import Lib.Prelude
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import Network.Minio.Utils
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import Test.Tasty
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import Test.Tasty.HUnit
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limitedMapConcurrentlyTests :: TestTree
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limitedMapConcurrentlyTests =
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testGroup
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"limitedMapConcurrently Tests"
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[ testCase "Test with various thread counts" testLMC
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]
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testLMC :: Assertion
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testLMC = do
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let maxNum = 50
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-- test with thread count of 1 to 2*maxNum
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forM_ [1 .. (2 * maxNum)] $ \threads -> do
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res <- limitedMapConcurrently threads compute [1 .. maxNum]
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sum res @?= overallResultCheck maxNum
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where
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-- simple function to run in each thread
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compute :: Int -> IO Int
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compute n = return $ sum [1 .. n]
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-- function to check overall result
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overallResultCheck n = sum $ map (\t -> (t * (t + 1)) `div` 2) [1 .. n]
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