Fixed to compare with address prefix for == method

Author: taketo1113

lib/ipaddr.rb

@@ -157,7 +157,7 @@ def ==(other)
   rescue
     false
   else
-    @family == other.family && @addr == other.to_i
+    @family == other.family && @addr == other.to_i && prefix == other.prefix
   end
 
   # Returns a new ipaddr built by masking IP address with the given

test/test_ipaddr.rb

@@ -386,12 +386,53 @@ def test_carrot
   end
 
   def test_equal
-    assert_equal(true, @a == IPAddr.new("3FFE:505:2::"))
-    assert_equal(true, @a == IPAddr.new("3ffe:0505:0002::"))
-    assert_equal(true, @a == IPAddr.new("3ffe:0505:0002:0:0:0:0:0"))
+    a = IPAddr.new("192.168.2.0")
+    assert_equal(true, a == IPAddr.new("192.168.2.0"))
+    assert_equal(false, a == IPAddr.new("192.168.2.0/24"))
+    assert_equal(false, a == IPAddr.new("192.168.3.0"))
+    assert_equal(false, a == IPAddr.new("192.168.3.0/24"))
+    assert_equal(false, a != IPAddr.new("192.168.2.0"))
+    assert_equal(true, a != IPAddr.new("192.168.2.0/24"))
+    assert_equal(true, a != IPAddr.new("192.168.3.0"))
+    assert_equal(true, a != IPAddr.new("192.168.3.0/24"))
+
+    a = IPAddr.new("192.168.2.0/24")
+    assert_equal(false, a == IPAddr.new("192.168.2.0"))
+    assert_equal(true, a == IPAddr.new("192.168.2.0/24"))
+    assert_equal(false, a == IPAddr.new("192.168.2.0/25"))
+    assert_equal(false, a == IPAddr.new("192.168.3.0"))
+    assert_equal(false, a == IPAddr.new("192.168.3.0/24"))
+    assert_equal(true, a != IPAddr.new("192.168.2.0"))
+    assert_equal(false, a != IPAddr.new("192.168.2.0/24"))
+    assert_equal(true, a != IPAddr.new("192.168.2.0/25"))
+    assert_equal(true, a != IPAddr.new("192.168.3.0"))
+    assert_equal(true, a != IPAddr.new("192.168.3.0/24"))
+
+    a = IPAddr.new("3ffe:505:2::")
+    assert_equal(true, a == IPAddr.new("3FFE:505:2::"))
+    assert_equal(false, a == IPAddr.new("3FFE:505:2::/48"))
+    assert_equal(true, a == IPAddr.new("3ffe:0505:0002::"))
+    assert_equal(true, a == IPAddr.new("3ffe:0505:0002:0:0:0:0:0"))
+    assert_equal(false, a == IPAddr.new("3ffe:505:3::"))
+    assert_equal(false, a == IPAddr.new("3ffe:505:3::/48"))
+    assert_equal(false, a != IPAddr.new("3ffe:505:2::"))
+    assert_equal(true, a != IPAddr.new("3ffe:505:2::/48"))
+    assert_equal(true, a != IPAddr.new("3ffe:505:3::"))
+    assert_equal(true, a != IPAddr.new("3ffe:505:3::/48"))
+
+    assert_equal(false, @a == IPAddr.new("3FFE:505:2::"))
+    assert_equal(true, @a == IPAddr.new("3FFE:505:2::/48"))
+    assert_equal(false, @a == IPAddr.new("3FFE:505:2::/49"))
+    assert_equal(true, @a == IPAddr.new("3ffe:0505:0002::/48"))
+    assert_equal(true, @a == IPAddr.new("3ffe:0505:0002:0:0:0:0:0/48"))
     assert_equal(false, @a == IPAddr.new("3ffe:505:3::"))
+    assert_equal(false, @a == IPAddr.new("3ffe:505:3::/48"))
+    assert_equal(true, @a != IPAddr.new("3ffe:505:2::"))
+    assert_equal(false, @a != IPAddr.new("3ffe:505:2::/48"))
+    assert_equal(true, @a != IPAddr.new("3ffe:505:2::/49"))
     assert_equal(true, @a != IPAddr.new("3ffe:505:3::"))
-    assert_equal(false, @a != IPAddr.new("3ffe:505:2::"))
+    assert_equal(true, @a != IPAddr.new("3ffe:505:3::/48"))
+
     assert_equal(false, @a == @inconvertible_range)
     assert_equal(false, @a == @inconvertible_string)
   end