resolv.rb: dots differences

* lib/resolv.rb (Resolv::DNS::Name): names with different dots
  should be different.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49071 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

3 files changed, 13 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index d676d385c6..4452bb2f1c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Tue Dec 30 16:03:45 2014  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* lib/resolv.rb (Resolv::DNS::Name): names with different dots
+	  should be different.
+
 Tue Dec 30 13:16:56 2014  Martin Duerst  <bernhard+git@lsmod.de>
 
 	* lib/uri/common.rb: Initialize HTML5ASCIIINCOMPAT to empty Array
diff --git a/lib/resolv.rb b/lib/resolv.rb
index c19aeacd05..f6971bf500 100644
--- a/lib/resolv.rb
+++ b/lib/resolv.rb
@@ -1236,7 +1236,8 @@ class Resolv
 
       def ==(other) # :nodoc:
         return false unless Name === other
-        return @labels.join == other.to_a.join && @absolute == other.absolute?
+        return @labels.join('.') == other.to_a.join('.') &&
+          @absolute == other.absolute?
       end
 
       alias eql? == # :nodoc:
diff --git a/test/resolv/test_dns.rb b/test/resolv/test_dns.rb
index 8334622410..00e5142272 100644
--- a/test/resolv/test_dns.rb
+++ b/test/resolv/test_dns.rb
@@ -177,4 +177,10 @@ class TestResolvDNS < Test::Unit::TestCase
       end
     end
   end
+
+  def test_case_insensitive_name
+    name1 = Resolv::DNS::Name.create("example.org")
+    name2 = Resolv::DNS::Name.create("ex.ampl.eo.rg")
+    assert_not_equal(name1, name2, "different dots")
+  end
 end