1 files changed, 66 insertions, 0 deletions
diff --git a/spec/ruby/library/socket/tcpserver/sysaccept_spec.rb b/spec/ruby/library/socket/tcpserver/sysaccept_spec.rb
new file mode 100644
index 0000000000..ed23bced23
--- /dev/null
+++ b/spec/ruby/library/socket/tcpserver/sysaccept_spec.rb
@@ -0,0 +1,66 @@
+require_relative '../spec_helper'
+require_relative '../fixtures/classes'
+
+describe "TCPServer#sysaccept" do
+  before :each do
+    @server = TCPServer.new(SocketSpecs.hostname, 0)
+    @port = @server.addr[1]
+  end
+
+  after :each do
+    @server.close unless @server.closed?
+  end
+
+  it 'blocks if no connections' do
+    -> { @server.sysaccept }.should block_caller
+  end
+
+  it 'returns file descriptor of an accepted connection' do
+    begin
+      sock = TCPSocket.new(SocketSpecs.hostname, @port)
+
+      fd = @server.sysaccept
+
+      fd.should.is_a?(Integer)
+    ensure
+      sock.close if sock && !sock.closed?
+      IO.for_fd(fd).close if fd
+    end
+  end
+end
+
+describe 'TCPServer#sysaccept' do
+  SocketSpecs.each_ip_protocol do |family, ip_address|
+    before do
+      @server = TCPServer.new(ip_address, 0)
+    end
+
+    after do
+      @server.close
+    end
+
+    describe 'without a connected client' do
+      it 'blocks the caller' do
+        -> { @server.sysaccept }.should block_caller
+      end
+    end
+
+    describe 'with a connected client' do
+      before do
+        @client = TCPSocket.new(ip_address, @server.connect_address.ip_port)
+      end
+
+      after do
+        Socket.for_fd(@fd).close if @fd
+        @client.close
+      end
+
+      it 'returns a new file descriptor as an Integer' do
+        @fd = @server.sysaccept
+
+        @fd.should.is_a?(Integer)
+        @fd.should_not == @client.fileno
+      end
+    end
+  end
+end