uebung2017_1/test/Aufgabe3-Spec.hs
Yannick Gottschalk 9ba103928d initial commit
2017-04-24 00:15:00 +02:00

64 lines
2.8 KiB
Haskell

import Aufgabe3
import Test.Framework.Providers.HUnit (testCase)
import Test.Framework.Runners.Console (defaultMain)
import Test.HUnit
import Lib
data TestProd = Tp1 | Tp2 | Tp3 deriving (Eq, Show)
productList :: ProductList Int TestProd ()
productList = insert (Article 0 Tp1 ())
$ insert (Article 1 Tp2 ())
$ insert (Article 2 Tp3 ())
$ ListEnd
emptyScannerList :: ScannerList Int TestProd ()
emptyScannerList = AmountListEnd
scannerList1 = scan 0 productList emptyScannerList
scannerList2 = scan 9 productList emptyScannerList
scannerList3 = scannerList1 >>= scan 0 productList
scannerList4 = scannerList3 >>= scan 1 productList
scannerList5 = scannerList4 >>= scan 2 productList
scannerList6 = scannerList5 >>= scan 9 productList
scannerList7 = scannerList5 >>= scan 1 productList
scannerList8 = scannerList7 >>= scan 0 productList
scannerList9 = scannerList8 >>= scan 9 productList
scan1 = testCase "Scan, existing product, list size: 0 "
$ assertEqual "scan 1" (Just $ AmountAndElement 1 (Article 0 Tp1 ()) AmountListEnd) scannerList1
scan2 = testCase "Scan, not existing product, list size: 0 "
$ assertEqual "scan 2" Nothing scannerList2
scan3 = testCase "Scan, existing product, list size: 1, product already in list"
$ assertEqual "scan 3" (Just $ AmountAndElement 2 (Article 0 Tp1 ()) AmountListEnd) scannerList3
scan4 = testCase "Scan, existing product, list size: 1, product not in list "
$ assertEqual "scan 4" (Just $ AmountAndElement 2 (Article 0 Tp1 ()) $ AmountAndElement 1 (Article 1 Tp2 ()) AmountListEnd) scannerList4
scan5 = testCase "Scan, existing product, list size: 2, product not in list "
$ assertEqual "scan 5" (Just $ AmountAndElement 2 (Article 0 Tp1 ()) $ AmountAndElement 1 (Article 1 Tp2 ()) $ AmountAndElement 1 (Article 2 Tp3 ()) AmountListEnd) scannerList5
scan6 = testCase "Scan, not existing product, list size: 2 "
$ assertEqual "scan 3" Nothing scannerList6
scan7 = testCase "Scan, existing product, list size: 3, product in list "
$ assertEqual "scan 7" (Just $ AmountAndElement 2 (Article 0 Tp1 ()) $ AmountAndElement 2 (Article 1 Tp2 ()) $ AmountAndElement 1 (Article 2 Tp3 ()) AmountListEnd) scannerList7
scan8 = testCase "Scan, existing product, list size: 3, product in list "
$ assertEqual "scan 8" (Just $ AmountAndElement 3 (Article 0 Tp1 ()) $ AmountAndElement 2 (Article 1 Tp2 ()) $ AmountAndElement 1 (Article 2 Tp3 ()) AmountListEnd) scannerList8
scan9 = testCase "Scan, not existing product, list size: 3 "
$ assertEqual "scan 9" Nothing scannerList9
tests = [scan1, scan2, scan3, scan4, scan5, scan6, scan7, scan8, scan9]
main :: IO ()
main = defaultMain tests