lib/saucelabs_adapter/utilities.rb in saucelabs-adapter-0.8.4 vs lib/saucelabs_adapter/utilities.rb in saucelabs-adapter-0.8.5

@@ -17,7 +17,22 @@
     end
 
     def raise_with_message(message)
       raise "#{diagnostics_prefix} #{message}"
     end
+
+    def find_unused_port(hostname, range = (3000..5000))
+      debug 'searching for unused port', 2
+      range.each do |port|
+        debug "trying #{hostname}:#{port}", 2
+        begin
+          socket = TCPSocket.new(hostname, port)
+        rescue Errno::ECONNREFUSED
+          debug "it's good, returning #{port}", 2
+          return port
+        ensure
+          socket.close if socket
+        end
+      end
+    end
   end
 end
\ No newline at end of file