root / test / hs / Test / Ganeti / Query / Instance.hs @ efa0d4fd
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{-# LANGUAGE TupleSections, TemplateHaskell #-} |
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{-| Unittests for Instance Queries. |
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-} |
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{- |
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Copyright (C) 2013 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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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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module Test.Ganeti.Query.Instance |
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( testQuery_Instance |
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) where |
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import qualified Data.Map as Map |
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import qualified Data.Set as Set |
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import Ganeti.JSON |
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import Ganeti.Objects |
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import Ganeti.Query.Instance |
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import Ganeti.Rpc |
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import Ganeti.Types |
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import Test.Ganeti.TestHelper |
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import Test.HUnit |
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{-# ANN module "HLint: ignore Use camelCase" #-} |
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-- | Creates an instance with the desired name, pnode uuid, and AdminState. |
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-- All other fields are placeholders. |
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createInstance :: String -> String -> AdminState -> Instance |
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createInstance name pnodeUuid adminState = |
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Instance name pnodeUuid "" Kvm |
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(GenericContainer Map.empty) |
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(PartialBeParams Nothing Nothing Nothing Nothing Nothing Nothing) |
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(GenericContainer Map.empty) |
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adminState [] [] DTDrbd8 False Nothing 0.0 0.0 "" 0 Set.empty |
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-- | A fake InstanceInfo to be used to check values. |
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fakeInstanceInfo :: InstanceInfo |
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fakeInstanceInfo = InstanceInfo 0 "" 0 0 |
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-- | Erroneous node response - the exact error does not matter. |
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responseError :: String -> (String, ERpcError a) |
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responseError name = (name, Left . RpcResultError $ "Insignificant error") |
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-- | Successful response - the error does not really matter. |
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responseSuccess :: String |
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-> [String] |
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-> (String, ERpcError RpcResultAllInstancesInfo) |
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responseSuccess name instNames = (name, Right . |
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RpcResultAllInstancesInfo . map (, fakeInstanceInfo) $ instNames) |
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-- | The instance used for testing. Called Waldo as test cases involve trouble |
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-- finding information related to it. |
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waldoInstance :: Instance |
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waldoInstance = createInstance "Waldo" "prim" AdminUp |
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-- | Check that an error is thrown when the node is offline |
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case_nodeOffline :: Assertion |
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case_nodeOffline = |
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let responses = [ responseError "prim" |
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, responseError "second" |
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, responseSuccess "node" ["NotWaldo", "DefinitelyNotWaldo"] |
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] |
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in case getInstanceInfo responses waldoInstance of |
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Left _ -> return () |
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Right _ -> assertFailure |
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"Error occurred when instance info is missing and node is offline" |
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-- | Check that a Right Nothing is returned when the node is online, yet no info |
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-- is present anywhere in the system. |
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case_nodeOnlineNoInfo :: Assertion |
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case_nodeOnlineNoInfo = |
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let responses = [ responseSuccess "prim" ["NotWaldo1"] |
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, responseSuccess "second" ["NotWaldo2"] |
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, responseError "node" |
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] |
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in case getInstanceInfo responses waldoInstance of |
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Left _ -> assertFailure |
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"Error occurred when instance info could be found on primary" |
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Right Nothing -> return () |
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Right _ -> assertFailure |
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"Some instance info found when none should be" |
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-- | Check the case when the info is on the primary node |
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case_infoOnPrimary :: Assertion |
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case_infoOnPrimary = |
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let responses = [ responseSuccess "prim" ["NotWaldo1", "Waldo"] |
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, responseSuccess "second" ["NotWaldo2"] |
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, responseSuccess "node" ["NotWaldo3"] |
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] |
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in case getInstanceInfo responses waldoInstance of |
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Left _ -> assertFailure |
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"Cannot retrieve instance info when present on primary node" |
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Right (Just (_, True)) -> return () |
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Right _ -> assertFailure |
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"Instance info not found on primary node, despite being there" |
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-- | Check the case when the info is on the primary node |
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case_infoOnSecondary :: Assertion |
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case_infoOnSecondary = |
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let responses = [ responseSuccess "prim" ["NotWaldo1"] |
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, responseSuccess "second" ["Waldo", "NotWaldo2"] |
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, responseError "node" |
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] |
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in case getInstanceInfo responses waldoInstance of |
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Left _ -> assertFailure |
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"Cannot retrieve instance info when present on secondary node" |
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Right (Just (_, False)) -> return () |
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Right _ -> assertFailure |
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"Instance info not found on secondary node, despite being there" |
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testSuite "Query_Instance" |
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[ 'case_nodeOffline |
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, 'case_nodeOnlineNoInfo |
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, 'case_infoOnPrimary |
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, 'case_infoOnSecondary |
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] |