1 files changed, 44 insertions, 0 deletions
diff --git a/spec/ruby/library/ipaddr/ipv4_conversion_spec.rb b/spec/ruby/library/ipaddr/ipv4_conversion_spec.rb
new file mode 100644
index 0000000000..1128c16dd2
--- /dev/null
+++ b/spec/ruby/library/ipaddr/ipv4_conversion_spec.rb
@@ -0,0 +1,44 @@
+require_relative '../../spec_helper'
+require 'ipaddr'
+
+describe "IPAddr#ipv4_compat" do
+
+  it "should ipv4_compat?" do
+    a = IPAddr.new("::192.168.1.2")
+    a.to_s.should == "::192.168.1.2"
+    a.to_string.should == "0000:0000:0000:0000:0000:0000:c0a8:0102"
+    a.family.should == Socket::AF_INET6
+    a.should.ipv4_compat?
+    b = a.native
+    b.to_s.should == "192.168.1.2"
+    b.family.should == Socket::AF_INET
+    b.should_not.ipv4_compat?
+
+    a = IPAddr.new("192.168.1.2")
+    b = a.ipv4_compat
+    b.to_s.should == "::192.168.1.2"
+    b.family.should == Socket::AF_INET6
+  end
+
+end
+
+describe "IPAddr#ipv4_mapped" do
+
+  it "should ipv4_mapped" do
+    a = IPAddr.new("::ffff:192.168.1.2")
+    a.to_s.should == "::ffff:192.168.1.2"
+    a.to_string.should == "0000:0000:0000:0000:0000:ffff:c0a8:0102"
+    a.family.should == Socket::AF_INET6
+    a.should.ipv4_mapped?
+    b = a.native
+    b.to_s.should == "192.168.1.2"
+    b.family.should == Socket::AF_INET
+    b.should_not.ipv4_mapped?
+
+    a = IPAddr.new("192.168.1.2")
+    b = a.ipv4_mapped
+    b.to_s.should == "::ffff:192.168.1.2"
+    b.family.should == Socket::AF_INET6
+  end
+
+end