From efe82ac98887fb6326f2ba0bce0cb4b179959d3b Mon Sep 17 00:00:00 2001
From: Michael Orlitzky <michael@orlitzky.com>
Date: Fri, 14 May 2010 00:17:31 -0400
Subject: [PATCH] Added some adjacency tests.

---
 src/Cidr.hs | 42 +++++++++++++++++++++++++++++++++++++++---
 1 file changed, 39 insertions(+), 3 deletions(-)

diff --git a/src/Cidr.hs b/src/Cidr.hs
index ff357be..d6bb661 100644
--- a/src/Cidr.hs
+++ b/src/Cidr.hs
@@ -193,7 +193,7 @@ test_contains1 =
       cidr1 = cidr_from_string "10.1.1.0/23"
       cidr2 = cidr_from_string "10.1.1.0/24"
 
-              
+
 test_contains2 :: Test
 test_contains2 =
     TestCase $ assertEqual "10.1.1.0/23 contains itself" True (cidr1 `contains` cidr1)
@@ -215,11 +215,47 @@ test_contains_proper2 =
     where
       cidr1 = cidr_from_string "10.1.1.0/23"
 
-              
+
+test_adjacent1 :: Test
+test_adjacent1 =
+    TestCase $ assertEqual "10.1.0.0/24 is adjacent to 10.1.1.0/24" True (cidr1 `adjacent` cidr2)
+    where
+      cidr1 = cidr_from_string "10.1.0.0/24"
+      cidr2 = cidr_from_string "10.1.1.0/24"
+
+
+test_adjacent2 :: Test
+test_adjacent2 =
+    TestCase $ assertEqual "10.1.0.0/23 is not adjacent to 10.1.0.0/24" False (cidr1 `adjacent` cidr2)
+    where
+      cidr1 = cidr_from_string "10.1.0.0/23"
+      cidr2 = cidr_from_string "10.1.0.0/24"
+
+
+test_adjacent3 :: Test
+test_adjacent3 =
+    TestCase $ assertEqual "10.1.0.0/24 is not adjacent to 10.2.5.0/24" False (cidr1 `adjacent` cidr2)
+    where
+      cidr1 = cidr_from_string "10.1.0.0/24"
+      cidr2 = cidr_from_string "10.2.5.0/24"
+
+
+test_adjacent4 :: Test
+test_adjacent4 =
+    TestCase $ assertEqual "10.1.1.0/24 is not adjacent to 10.1.2.0/24" False (cidr1 `adjacent` cidr2)
+    where
+      cidr1 = cidr_from_string "10.1.1.0/24"
+      cidr2 = cidr_from_string "10.1.2.0/24"
+
+
 cidr_tests :: [Test]
 cidr_tests = [ test_equality1,
                test_contains1,
                test_contains2,
                test_contains_proper1,
-               test_contains_proper2
+               test_contains_proper2,
+               test_adjacent1,
+               test_adjacent2,
+               test_adjacent3,
+               test_adjacent4
              ]
-- 
2.43.2