Synnefo » snf-ganeti

{-# LANGUAGE TemplateHaskell #-}

{-# OPTIONS_GHC -fno-warn-orphans #-}

{-| Unittests for 'Ganeti.Types'.

-}

{-

Copyright (C) 2012 Google Inc.

This program is free software; you can redistribute it and/or modify

it under the terms of the GNU General Public License as published by

the Free Software Foundation; either version 2 of the License, or

(at your option) any later version.

This program is distributed in the hope that it will be useful, but

WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

General Public License for more details.

You should have received a copy of the GNU General Public License

along with this program; if not, write to the Free Software

Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

02110-1301, USA.

-}

module Test.Ganeti.Types

  ( testTypes

  , AllocPolicy(..)

  , DiskTemplate(..)

  , InstanceStatus(..)

  , NonEmpty(..)

  , Hypervisor(..)

  ) where

import Data.List (sort)

import Test.QuickCheck as QuickCheck hiding (Result)

import Test.HUnit

import Test.Ganeti.TestHelper

import Test.Ganeti.TestCommon

import Ganeti.BasicTypes

import qualified Ganeti.Constants as C

import Ganeti.Types as Types

{-# ANN module "HLint: ignore Use camelCase" #-}

-- * Arbitrary instance

instance (Arbitrary a, Ord a, Num a, Show a) =>

  Arbitrary (Types.Positive a) where

  arbitrary = do

    (QuickCheck.Positive i) <- arbitrary

    Types.mkPositive i

$(genArbitrary ''AllocPolicy)

$(genArbitrary ''DiskTemplate)

$(genArbitrary ''InstanceStatus)

$(genArbitrary ''MigrationMode)

$(genArbitrary ''VerifyOptionalChecks)

$(genArbitrary ''DdmSimple)

$(genArbitrary ''CVErrorCode)

$(genArbitrary ''Hypervisor)

$(genArbitrary ''OobCommand)

$(genArbitrary ''StorageType)

$(genArbitrary ''NodeEvacMode)

instance (Arbitrary a) => Arbitrary (Types.NonEmpty a) where

  arbitrary = do

    QuickCheck.NonEmpty lst <- arbitrary

    Types.mkNonEmpty lst

-- * Properties

prop_AllocPolicy_serialisation :: AllocPolicy -> Property

prop_AllocPolicy_serialisation = testSerialisation

prop_DiskTemplate_serialisation :: DiskTemplate -> Property

prop_DiskTemplate_serialisation = testSerialisation

prop_InstanceStatus_serialisation :: InstanceStatus -> Property

prop_InstanceStatus_serialisation = testSerialisation

-- | Tests building non-negative numbers.

prop_NonNeg_pass :: QuickCheck.NonNegative Int -> Property

prop_NonNeg_pass (QuickCheck.NonNegative i) =

  case mkNonNegative i of

    Bad msg -> failTest $ "Fail to build non-negative: " ++ msg

    Ok nn -> fromNonNegative nn ==? i

-- | Tests building non-negative numbers.

prop_NonNeg_fail :: QuickCheck.Positive Int -> Property

prop_NonNeg_fail (QuickCheck.Positive i) =

  case mkNonNegative (negate i)::Result (Types.NonNegative Int) of

    Bad _ -> passTest

    Ok nn -> failTest $ "Built non-negative number '" ++ show nn ++

             "' from negative value " ++ show i

-- | Tests building positive numbers.

prop_Positive_pass :: QuickCheck.Positive Int -> Property

prop_Positive_pass (QuickCheck.Positive i) =

  case mkPositive i of

    Bad msg -> failTest $ "Fail to build positive: " ++ msg

    Ok nn -> fromPositive nn ==? i

-- | Tests building positive numbers.

prop_Positive_fail :: QuickCheck.NonNegative Int -> Property

prop_Positive_fail (QuickCheck.NonNegative i) =

  case mkPositive (negate i)::Result (Types.Positive Int) of

    Bad _ -> passTest

    Ok nn -> failTest $ "Built positive number '" ++ show nn ++

             "' from negative or zero value " ++ show i

-- | Tests building non-empty lists.

prop_NonEmpty_pass :: QuickCheck.NonEmptyList String -> Property

prop_NonEmpty_pass (QuickCheck.NonEmpty xs) =

  case mkNonEmpty xs of

    Bad msg -> failTest $ "Fail to build non-empty list: " ++ msg

    Ok nn -> fromNonEmpty nn ==? xs

-- | Tests building positive numbers.

case_NonEmpty_fail :: Assertion

case_NonEmpty_fail =

  assertEqual "building non-empty list from an empty list"

    (Bad "Received empty value for non-empty list") (mkNonEmpty ([]::[Int]))

-- | Tests migration mode serialisation.

prop_MigrationMode_serialisation :: MigrationMode -> Property

prop_MigrationMode_serialisation = testSerialisation

-- | Tests verify optional checks serialisation.

prop_VerifyOptionalChecks_serialisation :: VerifyOptionalChecks -> Property

prop_VerifyOptionalChecks_serialisation = testSerialisation

-- | Tests 'DdmSimple' serialisation.

prop_DdmSimple_serialisation :: DdmSimple -> Property

prop_DdmSimple_serialisation = testSerialisation

-- | Tests 'CVErrorCode' serialisation.

prop_CVErrorCode_serialisation :: CVErrorCode -> Property

prop_CVErrorCode_serialisation = testSerialisation

-- | Tests equivalence with Python, based on Constants.hs code.

case_CVErrorCode_pyequiv :: Assertion

case_CVErrorCode_pyequiv = do

  let all_py_codes = sort C.cvAllEcodesStrings

      all_hs_codes = sort $ map Types.cVErrorCodeToRaw [minBound..maxBound]

  assertEqual "for CVErrorCode equivalence" all_py_codes all_hs_codes

-- | Test 'Hypervisor' serialisation.

prop_Hypervisor_serialisation :: Hypervisor -> Property

prop_Hypervisor_serialisation = testSerialisation

-- | Test 'OobCommand' serialisation.

prop_OobCommand_serialisation :: OobCommand -> Property

prop_OobCommand_serialisation = testSerialisation

-- | Test 'StorageType' serialisation.

prop_StorageType_serialisation :: StorageType -> Property

prop_StorageType_serialisation = testSerialisation

-- | Test 'NodeEvacMode' serialisation.

prop_NodeEvacMode_serialisation :: NodeEvacMode -> Property

prop_NodeEvacMode_serialisation = testSerialisation

testSuite "Types"

  [ 'prop_AllocPolicy_serialisation

  , 'prop_DiskTemplate_serialisation

  , 'prop_InstanceStatus_serialisation

  , 'prop_NonNeg_pass

  , 'prop_NonNeg_fail

  , 'prop_Positive_pass

  , 'prop_Positive_fail

  , 'prop_NonEmpty_pass

  , 'case_NonEmpty_fail

  , 'prop_MigrationMode_serialisation

  , 'prop_VerifyOptionalChecks_serialisation

  , 'prop_DdmSimple_serialisation

  , 'prop_CVErrorCode_serialisation

  , 'case_CVErrorCode_pyequiv

  , 'prop_Hypervisor_serialisation

  , 'prop_OobCommand_serialisation

  , 'prop_StorageType_serialisation

  , 'prop_NodeEvacMode_serialisation

  ]