1 files changed, 92 insertions, 0 deletions
diff --git a/spec/ruby/library/socket/shared/pack_sockaddr.rb b/spec/ruby/library/socket/shared/pack_sockaddr.rb
new file mode 100644
index 0000000000..db6f39612d
--- /dev/null
+++ b/spec/ruby/library/socket/shared/pack_sockaddr.rb
@@ -0,0 +1,92 @@
+# coding: utf-8
+describe :socket_pack_sockaddr_in, shared: true do
+  it "packs and unpacks" do
+    sockaddr_in = Socket.public_send(@method, 0, nil)
+    port, addr = Socket.unpack_sockaddr_in(sockaddr_in)
+    ["127.0.0.1", "::1"].include?(addr).should == true
+    port.should == 0
+
+    sockaddr_in = Socket.public_send(@method, 0, '')
+    Socket.unpack_sockaddr_in(sockaddr_in).should == [0, '0.0.0.0']
+
+    sockaddr_in = Socket.public_send(@method, 80, '127.0.0.1')
+    Socket.unpack_sockaddr_in(sockaddr_in).should == [80, '127.0.0.1']
+
+    sockaddr_in = Socket.public_send(@method, '80', '127.0.0.1')
+    Socket.unpack_sockaddr_in(sockaddr_in).should == [80, '127.0.0.1']
+
+    sockaddr_in = Socket.public_send(@method, nil, '127.0.0.1')
+    Socket.unpack_sockaddr_in(sockaddr_in).should == [0, '127.0.0.1']
+
+    sockaddr_in = Socket.public_send(@method, 80, Socket::INADDR_ANY)
+    Socket.unpack_sockaddr_in(sockaddr_in).should == [80, '0.0.0.0']
+  end
+
+  it 'resolves the service name to a port' do
+    sockaddr_in = Socket.public_send(@method, 'http', '127.0.0.1')
+    Socket.unpack_sockaddr_in(sockaddr_in).should == [80, '127.0.0.1']
+  end
+
+  describe 'using an IPv4 address' do
+    it 'returns a String of 16 bytes' do
+      str = Socket.public_send(@method, 80, '127.0.0.1')
+
+      str.should.instance_of?(String)
+      str.bytesize.should == 16
+    end
+  end
+
+  describe 'using an IPv6 address' do
+    it 'returns a String of 28 bytes' do
+      str = Socket.public_send(@method, 80, '::1')
+
+      str.should.instance_of?(String)
+      str.bytesize.should == 28
+    end
+  end
+end
+
+describe :socket_pack_sockaddr_un, shared: true do
+  it 'should be idempotent' do
+    bytes = Socket.public_send(@method, '/tmp/foo').bytes
+    bytes[2..9].should == [47, 116, 109, 112, 47, 102, 111, 111]
+    bytes[10..-1].all?(&:zero?).should == true
+  end
+
+  it "packs and unpacks" do
+    sockaddr_un = Socket.public_send(@method, '/tmp/s')
+    Socket.unpack_sockaddr_un(sockaddr_un).should == '/tmp/s'
+  end
+
+  it "handles correctly paths with multibyte chars" do
+    sockaddr_un = Socket.public_send(@method, '/home/вася/sock')
+    path = Socket.unpack_sockaddr_un(sockaddr_un).encode('UTF-8', 'UTF-8')
+    path.should == '/home/вася/sock'
+  end
+
+  platform_is :linux do
+    it 'returns a String of 110 bytes' do
+      str = Socket.public_send(@method, '/tmp/test.sock')
+
+      str.should.instance_of?(String)
+      str.bytesize.should == 110
+    end
+  end
+
+  platform_is :bsd do
+    it 'returns a String of 106 bytes' do
+      str = Socket.public_send(@method, '/tmp/test.sock')
+
+      str.should.instance_of?(String)
+      str.bytesize.should == 106
+    end
+  end
+
+  platform_is_not :aix do
+    it "raises ArgumentError for paths that are too long" do
+      # AIX doesn't raise error
+      long_path = 'a' * 110
+      -> { Socket.public_send(@method, long_path) }.should.raise(ArgumentError)
+    end
+  end
+end