1 files changed, 117 insertions, 0 deletions
diff --git a/spec/ruby/library/socket/ipsocket/peeraddr_spec.rb b/spec/ruby/library/socket/ipsocket/peeraddr_spec.rb
new file mode 100644
index 0000000000..b79222000a
--- /dev/null
+++ b/spec/ruby/library/socket/ipsocket/peeraddr_spec.rb
@@ -0,0 +1,117 @@
+require_relative '../spec_helper'
+require_relative '../fixtures/classes'
+
+describe "Socket::IPSocket#peeraddr" do
+  before :each do
+    @do_not_reverse_lookup = BasicSocket.do_not_reverse_lookup
+    @server = TCPServer.new("127.0.0.1", 0)
+    @port = @server.addr[1]
+    @client = TCPSocket.new("127.0.0.1", @port)
+  end
+
+  after :each do
+    @server.close unless @server.closed?
+    @client.close unless @client.closed?
+    BasicSocket.do_not_reverse_lookup = @do_not_reverse_lookup
+  end
+
+  it "raises error if socket is not connected" do
+    -> {
+      @server.peeraddr
+    }.should.raise(Errno::ENOTCONN)
+  end
+
+  it "returns an array of information on the peer" do
+    @client.do_not_reverse_lookup = false
+    BasicSocket.do_not_reverse_lookup = false
+    addrinfo = @client.peeraddr
+    addrinfo[0].should == "AF_INET"
+    addrinfo[1].should == @port
+    addrinfo[2].should == SocketSpecs.hostname
+    addrinfo[3].should == "127.0.0.1"
+  end
+
+  it "returns an IP instead of hostname if do_not_reverse_lookup is true" do
+    @client.do_not_reverse_lookup = true
+    BasicSocket.do_not_reverse_lookup = true
+    addrinfo = @client.peeraddr
+    addrinfo[0].should == "AF_INET"
+    addrinfo[1].should == @port
+    addrinfo[2].should == "127.0.0.1"
+    addrinfo[3].should == "127.0.0.1"
+  end
+
+  it "returns an IP instead of hostname if passed false" do
+    addrinfo = @client.peeraddr(false)
+    addrinfo[0].should == "AF_INET"
+    addrinfo[1].should == @port
+    addrinfo[2].should == "127.0.0.1"
+    addrinfo[3].should == "127.0.0.1"
+  end
+end
+
+describe 'Socket::IPSocket#peeraddr' do
+  SocketSpecs.each_ip_protocol do |family, ip_address, family_name|
+    before do
+      @server = TCPServer.new(ip_address, 0)
+      @port   = @server.connect_address.ip_port
+      @client = TCPSocket.new(ip_address, @port)
+    end
+
+    after do
+      @client.close
+      @server.close
+    end
+
+    describe 'without reverse lookups' do
+      before do
+        @hostname = Socket.getaddrinfo(ip_address, nil)[0][2]
+      end
+
+      it 'returns an Array containing address information' do
+        @client.peeraddr.should == [family_name, @port, @hostname, ip_address]
+      end
+    end
+
+    describe 'with reverse lookups' do
+      before do
+        @hostname = Socket.getaddrinfo(ip_address, nil, nil, 0, 0, 0, true)[0][2]
+      end
+
+      describe 'using true as the argument' do
+        it 'returns an Array containing address information' do
+          @client.peeraddr(true).should == [family_name, @port, @hostname, ip_address]
+        end
+      end
+
+      describe 'using :hostname as the argument' do
+        it 'returns an Array containing address information' do
+          @client.peeraddr(:hostname).should == [family_name, @port, @hostname, ip_address]
+        end
+      end
+
+      describe 'using :cats as the argument' do
+        it 'raises ArgumentError' do
+          -> { @client.peeraddr(:cats) }.should.raise(ArgumentError)
+        end
+      end
+    end
+
+    describe 'with do_not_reverse_lookup disabled on socket level' do
+      before do
+        @client.do_not_reverse_lookup = false
+
+        @hostname = Socket.getaddrinfo(ip_address, nil, nil, 0, 0, 0, true)[0][2]
+        @port     = @client.local_address.ip_port
+      end
+
+      after do
+        @client.do_not_reverse_lookup = true
+      end
+
+      it 'returns an Array containing address information' do
+        @client.addr.should == [family_name, @port, @hostname, ip_address]
+      end
+    end
+  end
+end