hakyll/tests/Hakyll/Core/DependencyAnalyzer/Tests.hs
2011-03-28 18:35:02 +02:00

70 lines
1.5 KiB
Haskell

module Hakyll.Core.DependencyAnalyzer.Tests where
import Control.Arrow (second)
import qualified Data.Set as S
import Data.Monoid (mempty)
import Test.Framework
import Test.Framework.Providers.HUnit
import Test.HUnit hiding (Test)
import Hakyll.Core.DirectedGraph
import Hakyll.Core.DependencyAnalyzer
tests :: [Test]
tests =
[ testCase "step [1]" step1
, testCase "step [2]" step2
]
step1 :: Assertion
step1 = Just (S.fromList [1, 2, 5, 6, 7, 8, 9]) @?=
stepAll (makeDependencyAnalyzer graph isOutOfDate prev)
where
node = curry $ second S.fromList
graph = fromList
[ node (8 :: Int) [2, 4, 6]
, node 2 [4, 3]
, node 4 [3]
, node 6 [4]
, node 3 []
, node 9 [5]
, node 5 [7]
, node 1 [7]
, node 7 []
]
prev = fromList
[ node 8 [2, 4, 6]
, node 2 [4, 3]
, node 4 [3]
, node 6 [4]
, node 3 []
, node 9 [5]
, node 5 [7]
, node 1 [7]
, node 7 [8]
]
isOutOfDate = (`elem` [5, 2, 6])
step2 :: Assertion
step2 = Nothing @?= stepAll (makeDependencyAnalyzer graph isOutOfDate mempty)
where
node = curry $ second S.fromList
-- Cycle: 4 -> 7 -> 5 -> 9 -> 4
graph = fromList
[ node (1 :: Int) [6]
, node 2 [3]
, node 3 []
, node 4 [1, 7, 8]
, node 5 [9]
, node 6 [3]
, node 7 [5]
, node 8 [2]
, node 9 [4]
]
isOutOfDate = const True