1 files changed, 66 insertions, 0 deletions
diff --git a/spec/ruby/library/socket/addrinfo/ipv6_to_ipv4_spec.rb b/spec/ruby/library/socket/addrinfo/ipv6_to_ipv4_spec.rb
new file mode 100644
index 0000000000..48c1706459
--- /dev/null
+++ b/spec/ruby/library/socket/addrinfo/ipv6_to_ipv4_spec.rb
@@ -0,0 +1,66 @@
+require_relative '../spec_helper'
+
+describe 'Addrinfo#ipv6_to_ipv4' do
+  it 'returns an Addrinfo for ::192.168.1.1' do
+    addr = Addrinfo.ip('::192.168.1.1').ipv6_to_ipv4
+
+    addr.should be_an_instance_of(Addrinfo)
+
+    addr.afamily.should    == Socket::AF_INET
+    addr.ip_address.should == '192.168.1.1'
+  end
+
+  it 'returns an Addrinfo for ::0.0.1.1' do
+    addr = Addrinfo.ip('::0.0.1.1').ipv6_to_ipv4
+
+    addr.should be_an_instance_of(Addrinfo)
+
+    addr.afamily.should    == Socket::AF_INET
+    addr.ip_address.should == '0.0.1.1'
+  end
+
+  it 'returns an Addrinfo for ::0.0.1.0' do
+    addr = Addrinfo.ip('::0.0.1.0').ipv6_to_ipv4
+
+    addr.should be_an_instance_of(Addrinfo)
+
+    addr.afamily.should    == Socket::AF_INET
+    addr.ip_address.should == '0.0.1.0'
+  end
+
+  it 'returns an Addrinfo for ::0.1.0.0' do
+    addr = Addrinfo.ip('::0.1.0.0').ipv6_to_ipv4
+
+    addr.should be_an_instance_of(Addrinfo)
+
+    addr.afamily.should    == Socket::AF_INET
+    addr.ip_address.should == '0.1.0.0'
+  end
+
+  it 'returns an Addrinfo for ::ffff:192.168.1.1' do
+    addr = Addrinfo.ip('::ffff:192.168.1.1').ipv6_to_ipv4
+
+    addr.should be_an_instance_of(Addrinfo)
+
+    addr.afamily.should    == Socket::AF_INET
+    addr.ip_address.should == '192.168.1.1'
+  end
+
+  it 'returns nil for ::0.0.0.1' do
+    Addrinfo.ip('::0.0.0.1').ipv6_to_ipv4.should be_nil
+  end
+
+  it 'returns nil for a pure IPv6 Addrinfo' do
+    Addrinfo.ip('::1').ipv6_to_ipv4.should be_nil
+  end
+
+  it 'returns nil for an IPv4 Addrinfo' do
+    Addrinfo.ip('192.168.1.1').ipv6_to_ipv4.should be_nil
+  end
+
+  with_feature :unix_socket do
+    it 'returns nil for a UNIX Addrinfo' do
+      Addrinfo.unix('foo').ipv6_to_ipv4.should be_nil
+    end
+  end
+end