1 files changed, 24 insertions, 0 deletions
diff --git a/test/net/http/test_http.rb b/test/net/http/test_http.rb
index c859021956..b5156078a4 100644
--- a/test/net/http/test_http.rb
+++ b/test/net/http/test_http.rb
@@ -1168,6 +1168,30 @@ class TestNetHTTPKeepAlive < Test::Unit::TestCase
     }
   end
 
+  def test_keep_alive_reset_on_new_connection
+    # Using WEBrick's debug log output on accepting connection:
+    #
+    #   "[2021-04-29 20:36:46] DEBUG accept: 127.0.0.1:50674\n"
+    @log_tester = nil
+    @server.logger.level = WEBrick::BasicLog::DEBUG
+
+    start {|http|
+      res = http.get('/')
+      http.keep_alive_timeout = 1
+      assert_kind_of Net::HTTPResponse, res
+      assert_kind_of String, res.body
+      http.finish
+      assert_equal 1, @log.grep(/accept/i).size
+
+      sleep 1.5
+      http.start
+      res = http.get('/')
+      assert_kind_of Net::HTTPResponse, res
+      assert_kind_of String, res.body
+      assert_equal 2, @log.grep(/accept/i).size
+    }
+  end
+
   class MockSocket
     attr_reader :count
     def initialize(success_after: nil)