1 files changed, 11 insertions, 28 deletions
diff --git a/spec/ruby/library/socket/addrinfo/ipv4_multicast_spec.rb b/spec/ruby/library/socket/addrinfo/ipv4_multicast_spec.rb
index bc6d5afa2d..81a68d3d13 100644
--- a/spec/ruby/library/socket/addrinfo/ipv4_multicast_spec.rb
+++ b/spec/ruby/library/socket/addrinfo/ipv4_multicast_spec.rb
@@ -1,38 +1,21 @@
-require_relative '../../../spec_helper'
-require 'socket'
+require_relative '../spec_helper'
 
 describe "Addrinfo#ipv4_multicast?" do
-  describe "for an ipv4 socket" do
-    before :each do
-      @multicast = Addrinfo.tcp("224.0.0.1", 80)
-      @other     = Addrinfo.tcp("0.0.0.0", 80)
-    end
-
-    it "returns true for the loopback address" do
-      @multicast.ipv4_multicast?.should be_true
-    end
-
-    it "returns false for another address" do
-      @other.ipv4_multicast?.should be_false
-    end
+  it 'returns true for a multicast address' do
+    Addrinfo.ip('224.0.0.0').ipv4_multicast?.should == true
+    Addrinfo.ip('224.0.0.9').ipv4_multicast?.should == true
+    Addrinfo.ip('239.255.255.250').ipv4_multicast?.should == true
   end
 
-  describe "for an ipv6 socket" do
-    before :each do
-      @multicast = Addrinfo.tcp("ff02::1", 80)
-      @other     = Addrinfo.tcp("::", 80)
-    end
-
-    it "returns false for the loopback address" do
-      @multicast.ipv4_multicast?.should be_false
-    end
+  it 'returns false for a regular addrss' do
+    Addrinfo.ip('8.8.8.8').ipv4_multicast?.should == false
+  end
 
-    it "returns false for another address" do
-      @other.ipv4_multicast?.should be_false
-    end
+  it 'returns false for an IPv6 address' do
+    Addrinfo.ip('::1').ipv4_multicast?.should == false
   end
 
-  platform_is_not :windows do
+  with_feature :unix_socket do
     describe "for a unix socket" do
       before :each do
         @addrinfo = Addrinfo.unix("/tmp/sock")