From 5d828a4ef7683345bcf2ff659442fed0a6fb7a97 Mon Sep 17 00:00:00 2001
From: Eric Wong <BOFH@YHBT.net>
Date: Mon, 5 Jun 2023 10:12:40 +0000
Subject: [PATCH 11/23] test_exec: drop sd_listen_fds emulation test

The Perl 5 tests already rely on this implicitly, and there was
never a point when Perl 5 couldn't emulate systemd behavior.
---
 test/exec/test_exec.rb | 33 ---------------------------------
 1 file changed, 33 deletions(-)

diff --git a/test/exec/test_exec.rb b/test/exec/test_exec.rb
index 2929b2e..1d3a0fd 100644
--- a/test/exec/test_exec.rb
+++ b/test/exec/test_exec.rb
@@ -97,39 +97,6 @@ def teardown
     end
   end
 
-  def test_sd_listen_fds_emulation
-    # [ruby-core:69895] [Bug #11336] fixed by r51576
-    return if RUBY_VERSION.to_f < 2.3
-
-    File.open("config.ru", "wb") { |fp| fp.write(HI) }
-    sock = TCPServer.new(@addr, @port)
-
-    [ %W(-l #@addr:#@port), nil ].each do |l|
-      sock.setsockopt(:SOL_SOCKET, :SO_KEEPALIVE, 0)
-
-      pid = xfork do
-        redirect_test_io do
-          # pretend to be systemd
-          ENV['LISTEN_PID'] = "#$$"
-          ENV['LISTEN_FDS'] = '1'
-
-          # 3 = SD_LISTEN_FDS_START
-          args = [ $unicorn_bin ]
-          args.concat(l) if l
-          args << { 3 => sock }
-          exec(*args)
-        end
-      end
-      res = hit(["http://#@addr:#@port/"])
-      assert_equal [ "HI\n" ], res
-      assert_shutdown(pid)
-      assert sock.getsockopt(:SOL_SOCKET, :SO_KEEPALIVE).bool,
-                  'unicorn should always set SO_KEEPALIVE on inherited sockets'
-    end
-  ensure
-    sock.close if sock
-  end
-
   def test_inherit_listener_unspecified
     File.open("config.ru", "wb") { |fp| fp.write(HI) }
     sock = TCPServer.new(@addr, @port)