) where
import Data.Maybe (fromJust)
-import Test.HUnit
-import Test.QuickCheck
+import Test.HUnit (assertEqual)
+import Test.Framework (Test, testGroup)
+import Test.Framework.Providers.HUnit (testCase)
+import Test.QuickCheck (Arbitrary(..), Gen)
import Maskable
import Maskbits
instance Maskable IPv4Address where
- apply_mask addr mask bit
- | mask == ThirtyTwo = addr
- | mask == ThirtyOne = addr { octet4 = (apply_mask oct4 Seven bit) }
- | mask == Thirty = addr { octet4 = (apply_mask oct4 Six bit) }
- | mask == TwentyNine = addr { octet4 = (apply_mask oct4 Five bit) }
- | mask == TwentyEight = addr { octet4 = (apply_mask oct4 Four bit) }
- | mask == TwentySeven = addr { octet4 = (apply_mask oct4 Three bit) }
- | mask == TwentySix = addr { octet4 = (apply_mask oct4 Two bit) }
- | mask == TwentyFive = addr { octet4 = (apply_mask oct4 One bit) }
- | mask == TwentyFour = addr { octet4 = (apply_mask oct4 Zero bit) }
- | mask == TwentyThree = addr { octet3 = (apply_mask oct3 Seven bit),
- octet4 = (apply_mask oct4 Zero bit) }
- | mask == TwentyTwo = addr { octet3 = (apply_mask oct3 Six bit),
- octet4 = (apply_mask oct4 Zero bit) }
- | mask == TwentyOne = addr { octet3 = (apply_mask oct3 Five bit),
- octet4 = (apply_mask oct4 Zero bit) }
- | mask == Twenty = addr { octet3 = (apply_mask oct3 Four bit),
- octet4 = (apply_mask oct4 Zero bit) }
- | mask == Nineteen = addr { octet3 = (apply_mask oct3 Three bit),
- octet4 = (apply_mask oct4 Zero bit) }
- | mask == Eighteen = addr { octet3 = (apply_mask oct3 Two bit),
- octet4 = (apply_mask oct4 Zero bit) }
- | mask == Seventeen = addr { octet3 = (apply_mask oct3 One bit),
- octet4 = (apply_mask oct4 Zero bit) }
- | mask == Sixteen = addr { octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit) }
- | mask == Fifteen = addr { octet2 = (apply_mask oct2 Seven bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit) }
- | mask == Fourteen = addr { octet2 = (apply_mask oct2 Six bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- | mask == Thirteen = addr { octet2 = (apply_mask oct2 Five bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- | mask == Twelve = addr { octet2 = (apply_mask oct2 Four bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- | mask == Eleven = addr { octet2 = (apply_mask oct2 Three bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- | mask == Ten = addr { octet2 = (apply_mask oct2 Two bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- | mask == Nine = addr { octet2 = (apply_mask oct2 One bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- | mask == Eight = addr { octet2 = (apply_mask oct2 Zero bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- | mask == Seven = addr { octet1 = (apply_mask oct1 Seven bit),
- octet2 = (apply_mask oct2 Zero bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- | mask == Six = addr { octet1 = (apply_mask oct1 Six bit),
- octet2 = (apply_mask oct2 Zero bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- | mask == Five = addr { octet1 = (apply_mask oct1 Five bit),
- octet2 = (apply_mask oct2 Zero bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- | mask == Four = addr { octet1 = (apply_mask oct1 Four bit),
- octet2 = (apply_mask oct2 Zero bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- | mask == Three = addr { octet1 = (apply_mask oct1 Three bit),
- octet2 = (apply_mask oct2 Zero bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- | mask == Two = addr { octet1 = (apply_mask oct1 Two bit),
- octet2 = (apply_mask oct2 Zero bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- | mask == One = addr { octet1 = (apply_mask oct1 One bit),
- octet2 = (apply_mask oct2 Zero bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- | mask == Zero = addr { octet1 = (apply_mask oct1 Zero bit),
- octet2 = (apply_mask oct2 Zero bit),
- octet3 = (apply_mask oct3 Zero bit),
- octet4 = (apply_mask oct4 Zero bit)}
- where
- oct1 = (octet1 addr)
- oct2 = (octet2 addr)
- oct3 = (octet3 addr)
- oct4 = (octet4 addr)
+ apply_mask addr mask bit =
+ apply_mask' mask
+ where
+ oct1 = octet1 addr
+ oct2 = octet2 addr
+ oct3 = octet3 addr
+ oct4 = octet4 addr
+
+ -- A copy of 'addr' with the fourth octet zeroed (or oned).
+ new_addr1 = addr { octet4 = (apply_mask oct4 Zero bit) }
+
+ -- Likewise for new_addr1's third octet.
+ new_addr2 = new_addr1 { octet3 = (apply_mask oct3 Zero bit) }
+
+ -- And new_addr2's second octet.
+ new_addr3 = new_addr2 { octet2 = (apply_mask oct2 Zero bit) }
+
+ -- This helper function allows us to pattern-match cleanly.
+ apply_mask' :: Maskbits -> IPv4Address
+
+ apply_mask' ThirtyTwo = addr
+
+ apply_mask' ThirtyOne = addr { octet4 = (apply_mask oct4 Seven bit) }
+
+ apply_mask' Thirty =
+ addr { octet4 = (apply_mask oct4 Six bit) }
+
+ apply_mask' TwentyNine =
+ addr { octet4 = (apply_mask oct4 Five bit) }
+
+ apply_mask' TwentyEight =
+ addr { octet4 = (apply_mask oct4 Four bit) }
+
+ apply_mask' TwentySeven =
+ addr { octet4 = (apply_mask oct4 Three bit) }
+
+ apply_mask' TwentySix =
+ addr { octet4 = (apply_mask oct4 Two bit) }
+
+ apply_mask' TwentyFive =
+ addr { octet4 = (apply_mask oct4 One bit) }
+
+ apply_mask' TwentyFour = new_addr1
+
+ apply_mask' TwentyThree =
+ new_addr1 { octet3 = (apply_mask oct3 Seven bit) }
+
+ apply_mask' TwentyTwo =
+ new_addr1 { octet3 = (apply_mask oct3 Six bit) }
+
+ apply_mask' TwentyOne =
+ new_addr1 { octet3 = (apply_mask oct3 Five bit) }
+
+ apply_mask' Twenty =
+ new_addr1 { octet3 = (apply_mask oct3 Four bit) }
+
+ apply_mask' Nineteen =
+ new_addr1 { octet3 = (apply_mask oct3 Three bit) }
+
+ apply_mask' Eighteen =
+ new_addr1 { octet3 = (apply_mask oct3 Two bit) }
+
+ apply_mask' Seventeen =
+ new_addr1 { octet3 = (apply_mask oct3 One bit) }
+
+ apply_mask' Sixteen =
+ new_addr2
+
+ apply_mask' Fifteen =
+ new_addr2 { octet2 = (apply_mask oct2 Seven bit) }
+
+ apply_mask' Fourteen =
+ new_addr2 { octet2 = (apply_mask oct2 Six bit) }
+
+ apply_mask' Thirteen =
+ new_addr2 { octet2 = (apply_mask oct2 Five bit) }
+
+ apply_mask' Twelve =
+ new_addr2 { octet2 = (apply_mask oct2 Four bit) }
+
+ apply_mask' Eleven =
+ new_addr2 { octet2 = (apply_mask oct2 Three bit) }
+
+ apply_mask' Ten =
+ new_addr2 { octet2 = (apply_mask oct2 Two bit) }
+
+ apply_mask' Nine =
+ new_addr2 { octet2 = (apply_mask oct2 One bit) }
+
+ apply_mask' Eight =
+ new_addr3 { octet2 = (apply_mask oct2 Zero bit) }
+
+ apply_mask' Seven =
+ new_addr3 { octet1 = (apply_mask oct1 Seven bit) }
+
+ apply_mask' Six =
+ new_addr3 { octet1 = (apply_mask oct1 Six bit) }
+
+ apply_mask' Five =
+ new_addr3 { octet1 = (apply_mask oct1 Five bit) }
+
+ apply_mask' Four =
+ new_addr3 { octet1 = (apply_mask oct1 Four bit) }
+
+ apply_mask' Three =
+ new_addr3 { octet1 = (apply_mask oct1 Three bit) }
+
+ apply_mask' Two =
+ new_addr3 { octet1 = (apply_mask oct1 Two bit) }
+
+ apply_mask' One =
+ new_addr3 { octet1 = (apply_mask oct1 One bit) }
+
+ apply_mask' Zero =
+ new_addr3 { octet1 = (apply_mask oct1 Zero bit) }
+
-- | The minimum possible IPv4 address, 0.0.0.0.
test_most_sig_bit_different1 :: Test
test_most_sig_bit_different1 =
- TestCase $ assertEqual "10.1.1.0 and 10.1.0.0 differ in bit 24"
+ testCase desc $ assertEqual desc
TwentyFour
bit
where
+ desc = "10.1.1.0 and 10.1.0.0 differ in bit 24"
addr1 = mk_testaddr 10 1 1 0
addr2 = (mk_testaddr 10 1 0 0)
bit = most_sig_bit_different addr1 addr2
test_most_sig_bit_different2 :: Test
test_most_sig_bit_different2 =
- TestCase $ assertEqual "10.1.2.0 and 10.1.1.0 differ in bit 23"
+ testCase desc $ assertEqual desc
TwentyThree
bit
where
+ desc = "10.1.2.0 and 10.1.1.0 differ in bit 23"
addr1 = mk_testaddr 10 1 2 0
addr2 = mk_testaddr 10 1 1 0
bit = most_sig_bit_different addr1 addr2
-ipv4address_tests :: [Test]
+ipv4address_tests :: Test
ipv4address_tests =
- [ test_most_sig_bit_different1,
+ testGroup "IPv4 Address Tests" [
+ test_most_sig_bit_different1,
test_most_sig_bit_different2 ]
projects / hath.git / blobdiff