root / htest / Test / Ganeti / Luxi.hs @ 20bc5360
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{-# LANGUAGE TemplateHaskell #-} |
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{-# OPTIONS_GHC -fno-warn-orphans #-} |
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|
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{-| Unittests for ganeti-htools. |
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-} |
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{- |
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Copyright (C) 2009, 2010, 2011, 2012 Google Inc. |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, but |
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WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
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02110-1301, USA. |
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|
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-} |
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module Test.Ganeti.Luxi (testLuxi) where |
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import Test.QuickCheck |
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import Test.QuickCheck.Monadic (monadicIO, run, stop) |
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|
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import Control.Applicative |
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import Control.Concurrent (forkIO) |
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import Control.Exception (bracket) |
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import System.Directory (getTemporaryDirectory, removeFile) |
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import System.IO (hClose, openTempFile) |
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import qualified Text.JSON as J |
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import Test.Ganeti.TestHelper |
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import Test.Ganeti.TestCommon |
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import Test.Ganeti.Query.Language (genFilter) |
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import Test.Ganeti.OpCodes () |
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import Ganeti.BasicTypes |
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import qualified Ganeti.Luxi as Luxi |
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-- * Luxi tests |
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instance Arbitrary Luxi.TagObject where |
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arbitrary = elements [minBound..maxBound] |
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instance Arbitrary Luxi.LuxiReq where |
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arbitrary = elements [minBound..maxBound] |
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instance Arbitrary Luxi.LuxiOp where |
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arbitrary = do |
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lreq <- arbitrary |
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case lreq of |
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Luxi.ReqQuery -> Luxi.Query <$> arbitrary <*> getFields <*> genFilter |
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Luxi.ReqQueryFields -> Luxi.QueryFields <$> arbitrary <*> getFields |
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Luxi.ReqQueryNodes -> Luxi.QueryNodes <$> (listOf getFQDN) <*> |
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getFields <*> arbitrary |
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Luxi.ReqQueryGroups -> Luxi.QueryGroups <$> arbitrary <*> |
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arbitrary <*> arbitrary |
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Luxi.ReqQueryInstances -> Luxi.QueryInstances <$> (listOf getFQDN) <*> |
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getFields <*> arbitrary |
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Luxi.ReqQueryJobs -> Luxi.QueryJobs <$> arbitrary <*> getFields |
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Luxi.ReqQueryExports -> Luxi.QueryExports <$> |
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(listOf getFQDN) <*> arbitrary |
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Luxi.ReqQueryConfigValues -> Luxi.QueryConfigValues <$> getFields |
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Luxi.ReqQueryClusterInfo -> pure Luxi.QueryClusterInfo |
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Luxi.ReqQueryTags -> Luxi.QueryTags <$> arbitrary <*> getFQDN |
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Luxi.ReqSubmitJob -> Luxi.SubmitJob <$> (resize maxOpCodes arbitrary) |
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Luxi.ReqSubmitManyJobs -> Luxi.SubmitManyJobs <$> |
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(resize maxOpCodes arbitrary) |
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Luxi.ReqWaitForJobChange -> Luxi.WaitForJobChange <$> arbitrary <*> |
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getFields <*> pure J.JSNull <*> |
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pure J.JSNull <*> arbitrary |
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Luxi.ReqArchiveJob -> Luxi.ArchiveJob <$> arbitrary |
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Luxi.ReqAutoArchiveJobs -> Luxi.AutoArchiveJobs <$> arbitrary <*> |
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arbitrary |
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Luxi.ReqCancelJob -> Luxi.CancelJob <$> arbitrary |
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Luxi.ReqSetDrainFlag -> Luxi.SetDrainFlag <$> arbitrary |
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Luxi.ReqSetWatcherPause -> Luxi.SetWatcherPause <$> arbitrary |
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-- | Simple check that encoding/decoding of LuxiOp works. |
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prop_CallEncoding :: Luxi.LuxiOp -> Property |
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prop_CallEncoding op = |
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(Luxi.validateCall (Luxi.buildCall op) >>= Luxi.decodeCall) ==? Ok op |
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-- | Helper to a get a temporary file name. |
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getTempFileName :: IO FilePath |
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getTempFileName = do |
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tempdir <- getTemporaryDirectory |
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(fpath, handle) <- openTempFile tempdir "luxitest" |
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_ <- hClose handle |
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removeFile fpath |
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return fpath |
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|
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-- | Server ping-pong helper. |
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luxiServerPong :: Luxi.Client -> IO () |
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luxiServerPong c = do |
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msg <- Luxi.recvMsgExt c |
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case msg of |
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Luxi.RecvOk m -> Luxi.sendMsg c m >> luxiServerPong c |
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_ -> return () |
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-- | Client ping-pong helper. |
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luxiClientPong :: Luxi.Client -> [String] -> IO [String] |
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luxiClientPong c = |
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mapM (\m -> Luxi.sendMsg c m >> Luxi.recvMsg c) |
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-- | Monadic check that, given a server socket, we can connect via a |
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-- client to it, and that we can send a list of arbitrary messages and |
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-- get back what we sent. |
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prop_ClientServer :: [[DNSChar]] -> Property |
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prop_ClientServer dnschars = monadicIO $ do |
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let msgs = map (map dnsGetChar) dnschars |
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fpath <- run $ getTempFileName |
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-- we need to create the server first, otherwise (if we do it in the |
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-- forked thread) the client could try to connect to it before it's |
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-- ready |
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server <- run $ Luxi.getServer fpath |
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-- fork the server responder |
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_ <- run . forkIO $ |
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bracket |
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(Luxi.acceptClient server) |
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(\c -> Luxi.closeClient c >> Luxi.closeServer fpath server) |
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luxiServerPong |
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replies <- run $ |
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bracket |
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(Luxi.getClient fpath) |
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Luxi.closeClient |
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(\c -> luxiClientPong c msgs) |
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stop $ replies ==? msgs |
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testSuite "Luxi" |
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[ 'prop_CallEncoding |
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, 'prop_ClientServer |
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] |