Synnefo » snf-ganeti

{-# LANGUAGE TemplateHaskell #-}

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

{-| Unittests for ganeti-htools.

-}

{-

Copyright (C) 2009, 2010, 2011, 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.HTools.CLI (testHTools_CLI) where

import Test.HUnit

import Test.QuickCheck

import Control.Monad

import Data.List

import Text.Printf (printf)

import Test.Ganeti.TestHelper

import Test.Ganeti.TestCommon

import Test.Ganeti.Common

import Ganeti.HTools.CLI as CLI

import qualified Ganeti.HTools.Program as Program

import qualified Ganeti.HTools.Types as Types

-- | Test correct parsing.

prop_parseISpec :: String -> Int -> Int -> Int -> Property

prop_parseISpec descr dsk mem cpu =

  let str = printf "%d,%d,%d" dsk mem cpu::String

  in parseISpecString descr str ==? Types.Ok (Types.RSpec cpu mem dsk)

-- | Test parsing failure due to wrong section count.

prop_parseISpecFail :: String -> Property

prop_parseISpecFail descr =

  forAll (choose (0,100) `suchThat` ((/=) 3)) $ \nelems ->

  forAll (replicateM nelems arbitrary) $ \values ->

  let str = intercalate "," $ map show (values::[Int])

  in case parseISpecString descr str of

       Types.Ok v -> failTest $ "Expected failure, got " ++ show v

       _ -> passTest

-- | Test a few string arguments.

prop_string_arg :: String -> Property

prop_string_arg argument =

  let args = [ (oDataFile,      optDataFile)

             , (oDynuFile,      optDynuFile)

             , (oSaveCluster,   optSaveCluster)

             , (oPrintCommands, optShowCmds)

             , (oLuxiSocket,    optLuxi)

             , (oIAllocSrc,     optIAllocSrc)

             ]

  in conjoin $ map (\(o, opt) ->

                      checkOpt Just defaultOptions

                      failTest (const (==?)) Just (argument, o, opt)) args

-- | Test a few positive arguments.

prop_numeric_arg :: Positive Double -> Property

prop_numeric_arg (Positive argument) =

  let args = [ (oMaxCpu,     optMcpu)

             , (oMinDisk,    Just . optMdsk)

             , (oMinGain,    Just . optMinGain)

             , (oMinGainLim, Just . optMinGainLim)

             , (oMinScore,   Just . optMinScore)

             ]

  in conjoin $

     map (\(x, y) -> checkOpt (Just . show) defaultOptions

                     failTest (const (==?)) Just (argument, x, y)) args

-- | Test a few boolean arguments.

case_bool_arg :: Assertion

case_bool_arg =

  mapM_ (checkOpt (const Nothing) defaultOptions assertFailure

                  assertEqual id)

        [ (False, oDiskMoves,    optDiskMoves)

        , (False, oInstMoves,    optInstMoves)

        , (True,  oEvacMode,     optEvacMode)

        , (True,  oExecJobs,     optExecJobs)

        , (True,  oNoHeaders,    optNoHeaders)

        , (True,  oNoSimulation, optNoSimulation)

        ]

-- | Tests a few invalid arguments.

case_wrong_arg :: Assertion

case_wrong_arg = do

  mapM_ (passFailOpt defaultOptions assertFailure (return ()))

        [ (oSpindleUse,   "-1", "1")

        , (oSpindleUse,   "a",  "1")

        , (oMaxCpu,       "-1", "1")

        , (oMinDisk,      "a",  "1")

        , (oMinGainLim,   "a",  "1")

        , (oMaxSolLength, "x",  "10")

        , (oStdSpec,      "no-such-spec", "1,1,1")

        , (oTieredSpec,   "no-such-spec", "1,1,1")

        ]

-- | Test that all binaries support some common options.

case_stdopts :: Assertion

case_stdopts =

  mapM_ (\(name, (_, o)) -> checkEarlyExit defaultOptions name o)

      Program.personalities

testSuite "HTools/CLI"

          [ 'prop_parseISpec

          , 'prop_parseISpecFail

          , 'prop_string_arg

          , 'prop_numeric_arg

          , 'case_bool_arg

          , 'case_wrong_arg

          , 'case_stdopts

          ]